diff --git a/java/res/drawable-hdpi/sym_bkeyboard_delete_rtl.png b/java/res/drawable-hdpi/sym_bkeyboard_delete_rtl.png
deleted file mode 100644
index 102eac7..0000000
--- a/java/res/drawable-hdpi/sym_bkeyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-hdpi/sym_keyboard_delete_rtl.png b/java/res/drawable-hdpi/sym_keyboard_delete_rtl.png
deleted file mode 100644
index a508452..0000000
--- a/java/res/drawable-hdpi/sym_keyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-hdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-hdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index a77e4a0..0000000
--- a/java/res/drawable-hdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-mdpi/sym_bkeyboard_delete_rtl.png b/java/res/drawable-mdpi/sym_bkeyboard_delete_rtl.png
deleted file mode 100644
index 32253ea..0000000
--- a/java/res/drawable-mdpi/sym_bkeyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-mdpi/sym_keyboard_delete_rtl.png b/java/res/drawable-mdpi/sym_keyboard_delete_rtl.png
deleted file mode 100644
index d436c23..0000000
--- a/java/res/drawable-mdpi/sym_keyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-mdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-mdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index 2e75d85..0000000
--- a/java/res/drawable-mdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-sw600dp-hdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-sw600dp-hdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index 5c19f32..0000000
--- a/java/res/drawable-sw600dp-hdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-sw600dp-mdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-sw600dp-mdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index 9948541..0000000
--- a/java/res/drawable-sw600dp-mdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-sw600dp-xhdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-sw600dp-xhdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index f3310a1..0000000
--- a/java/res/drawable-sw600dp-xhdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-xhdpi/sym_bkeyboard_delete_rtl.png b/java/res/drawable-xhdpi/sym_bkeyboard_delete_rtl.png
deleted file mode 100644
index 23aee2b..0000000
--- a/java/res/drawable-xhdpi/sym_bkeyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-xhdpi/sym_keyboard_delete_rtl.png b/java/res/drawable-xhdpi/sym_keyboard_delete_rtl.png
deleted file mode 100644
index 3f9d3dd..0000000
--- a/java/res/drawable-xhdpi/sym_keyboard_delete_rtl.png
+++ /dev/null
Binary files differ
diff --git a/java/res/drawable-xhdpi/sym_keyboard_delete_rtl_holo.png b/java/res/drawable-xhdpi/sym_keyboard_delete_rtl_holo.png
deleted file mode 100644
index 1f4890c..0000000
--- a/java/res/drawable-xhdpi/sym_keyboard_delete_rtl_holo.png
+++ /dev/null
Binary files differ
diff --git a/java/res/values-ar/donottranslate-altchars.xml b/java/res/values-ar/donottranslate-altchars.xml
index e49a840..b72ed50 100644
--- a/java/res/values-ar/donottranslate-altchars.xml
+++ b/java/res/values-ar/donottranslate-altchars.xml
@@ -56,11 +56,14 @@
     <string name="alternates_for_symbols_9">9</string>
     <string name="alternates_for_symbols_0">0,ⁿ,∅</string>
     <string name="keylabel_for_symbols_comma">\u060c</string>
+    <string name="keylabel_for_symbols_f1">\u060c</string>
     <string name="keylabel_for_symbols_question">\u061f</string>
     <string name="keylabel_for_symbols_semicolon">\u061b</string>
     <!-- \u066a: ARABIC PERCENT SIGN -->
     <string name="keylabel_for_symbols_percent">\u066a</string>
     <string name="alternates_for_symbols_comma">,</string>
+    <!-- @icon/5 is iconsSettingsKey -->
+    <string name="alternates_for_symbols_f1">"\\,,\@icon/5|\@integer/key_settings"</string>
     <string name="alternates_for_symbols_question">\?,¿</string>
     <string name="alternates_for_symbols_semicolon">;</string>
     <string name="alternates_for_symbols_percent">%,‰</string>
diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index 16ff507..4c3ea83 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -155,7 +155,6 @@
         <attr name="iconToSymbolKey" format="reference" />
         <attr name="iconToSymbolKeyWithShortcut" format="reference" />
         <attr name="iconDeleteKey" format="reference" />
-        <attr name="iconDeleteRtlKey" format="reference" />
         <attr name="iconSettingsKey" format="reference" />
         <attr name="iconShortcutKey" format="reference" />
         <attr name="iconSpaceKey" format="reference" />
@@ -175,13 +174,6 @@
         <attr name="popupCharacters" format="string" />
         <!-- Maximum column of popup keyboard -->
         <attr name="maxPopupKeyboardColumn" format="integer" />
-        <!-- Key edge flags. -->
-        <attr name="keyEdgeFlags" format="integer">
-            <!-- Key is anchored to the left of the keyboard. -->
-            <flag name="left" value="1" />
-            <!-- Key is anchored to the right of the keyboard. -->
-            <flag name="right" value="2" />
-        </attr>
         <!-- Whether this is a functional key which has different key top than normal key. -->
         <attr name="isFunctional" format="boolean" />
         <!-- Whether this is a toggle key. -->
@@ -216,25 +208,24 @@
             <enum name="iconToSymbolKey" value="2" />
             <enum name="iconToSymbolKeyWithShortcut" value="3" />
             <enum name="iconDeleteKey" value="4" />
-            <enum name="iconDeleteRtlKey" value="5" />
-            <enum name="iconSettingsKey" value="6" />
-            <enum name="iconShortcutKey" value="7" />
-            <enum name="iconSpaceKey" value="8" />
-            <enum name="iconReturnKey" value="9" />
-            <enum name="iconSearchKey" value="10" />
-            <enum name="iconTabKey" value="11" />
+            <enum name="iconSettingsKey" value="5" />
+            <enum name="iconShortcutKey" value="6" />
+            <enum name="iconSpaceKey" value="7" />
+            <enum name="iconReturnKey" value="8" />
+            <enum name="iconSearchKey" value="9" />
+            <enum name="iconTabKey" value="10" />
         </attr>
         <!-- Shift key icon for shifted state -->
         <attr name="keyIconShifted" format="enum">
             <!-- This should be aligned with KeyboardIcons.ICON_SHIFTED_* -->
-            <enum name="iconShiftedShiftKey" value="12" />
+            <enum name="iconShiftedShiftKey" value="11" />
         </attr>
         <!-- The icon to show in the popup preview. -->
         <attr name="keyIconPreview" format="enum">
             <!-- This should be aligned with KeyboardIcons.ICON_PREVIEW_* -->
-            <enum name="iconPreviewTabKey" value="13" />
-            <enum name="iconPreviewSettingsKey" value="14" />
-            <enum name="iconPreviewShortcutKey" value="15" />
+            <enum name="iconPreviewTabKey" value="12" />
+            <enum name="iconPreviewSettingsKey" value="13" />
+            <enum name="iconPreviewShortcutKey" value="14" />
         </attr>
         <!-- The key style to specify a set of key attributes defined by <key_style/> -->
         <attr name="keyStyle" format="string" />
@@ -248,16 +239,6 @@
         <attr name="keyXPos" format="dimension|fraction" />
     </declare-styleable>
 
-    <declare-styleable name="Keyboard_Row">
-        <!-- Row edge flags. -->
-        <attr name="rowEdgeFlags" format="integer">
-            <!-- Row is anchored to the top of the keyboard. -->
-            <flag name="top" value="4" />
-            <!-- Row is anchored to the bottom of the keyboard. -->
-            <flag name="bottom" value="8" />
-        </attr>
-    </declare-styleable>
-
     <declare-styleable name="Keyboard_Include">
         <attr name="keyboardLayout" format="reference" />
     </declare-styleable>
diff --git a/java/res/values/donottranslate-altchars.xml b/java/res/values/donottranslate-altchars.xml
index f3084d4..38d406c 100644
--- a/java/res/values/donottranslate-altchars.xml
+++ b/java/res/values/donottranslate-altchars.xml
@@ -78,10 +78,13 @@
     <string name="alternates_for_symbols_9"></string>
     <string name="alternates_for_symbols_0">ⁿ,∅</string>
     <string name="keylabel_for_symbols_comma">,</string>
+    <string name="keylabel_for_symbols_f1">,</string>
     <string name="keylabel_for_symbols_question">\?</string>
     <string name="keylabel_for_symbols_semicolon">;</string>
     <string name="keylabel_for_symbols_percent">%</string>
     <string name="alternates_for_symbols_comma"></string>
+    <!-- @icon/5 is iconsSettingsKey -->
+    <string name="alternates_for_symbols_f1">\@icon/5|\@integer/key_settings</string>
     <string name="alternates_for_symbols_question">¿</string>
     <string name="alternates_for_symbols_semicolon"></string>
     <string name="alternates_for_symbols_percent">‰</string>
diff --git a/java/res/values/keyboard-icons-black.xml b/java/res/values/keyboard-icons-black.xml
index d527c15..ff758dc 100644
--- a/java/res/values/keyboard-icons-black.xml
+++ b/java/res/values/keyboard-icons-black.xml
@@ -24,8 +24,6 @@
         <item name="iconShiftKey">@drawable/sym_bkeyboard_shift</item>
         <item name="iconToSymbolKeyWithShortcut">@drawable/sym_bkeyboard_123_mic</item>
         <item name="iconDeleteKey">@drawable/sym_bkeyboard_delete</item>
-        <!-- TODO: update this icon drawable -->
-        <item name="iconDeleteRtlKey">@drawable/sym_bkeyboard_delete_rtl</item>
         <item name="iconSettingsKey">@drawable/sym_bkeyboard_settings</item>
         <item name="iconShortcutKey">@drawable/sym_bkeyboard_mic</item>
         <item name="iconSpaceKey">@drawable/sym_bkeyboard_space</item>
diff --git a/java/res/values/keyboard-icons-ics.xml b/java/res/values/keyboard-icons-ics.xml
index 3d63a9e..62859e3 100644
--- a/java/res/values/keyboard-icons-ics.xml
+++ b/java/res/values/keyboard-icons-ics.xml
@@ -23,8 +23,6 @@
         <item name="iconShiftKey">@drawable/sym_keyboard_shift_holo</item>
         <item name="iconToSymbolKeyWithShortcut">@drawable/sym_keyboard_123_mic_holo</item>
         <item name="iconDeleteKey">@drawable/sym_keyboard_delete_holo</item>
-        <!-- TODO: update this icon drawable -->
-        <item name="iconDeleteRtlKey">@drawable/sym_keyboard_delete_rtl_holo</item>
         <item name="iconSettingsKey">@drawable/sym_keyboard_settings_holo</item>
         <item name="iconShortcutKey">@drawable/sym_keyboard_voice_holo</item>
         <item name="iconSpaceKey">@drawable/sym_keyboard_space_holo</item>
diff --git a/java/res/values/keyboard-icons-white.xml b/java/res/values/keyboard-icons-white.xml
index c3889c3..3c28cb7 100644
--- a/java/res/values/keyboard-icons-white.xml
+++ b/java/res/values/keyboard-icons-white.xml
@@ -20,8 +20,6 @@
         <item name="iconShiftKey">@drawable/sym_keyboard_shift</item>
         <item name="iconToSymbolKeyWithShortcut">@drawable/sym_keyboard_123_mic</item>
         <item name="iconDeleteKey">@drawable/sym_keyboard_delete</item>
-        <!-- TODO: update this icon drawable -->
-        <item name="iconDeleteRtlKey">@drawable/sym_keyboard_delete_rtl</item>
         <item name="iconSettingsKey">@drawable/sym_keyboard_settings</item>
         <item name="iconShortcutKey">@drawable/sym_keyboard_mic</item>
         <item name="iconSpaceKey">@drawable/sym_keyboard_space</item>
diff --git a/java/res/xml-sw600dp/kbd_key_styles.xml b/java/res/xml-sw600dp/kbd_key_styles.xml
index b813e6b..f943099 100644
--- a/java/res/xml-sw600dp/kbd_key_styles.xml
+++ b/java/res/xml-sw600dp/kbd_key_styles.xml
@@ -38,7 +38,7 @@
             <key-style
                 latin:styleName="settingsPopupStyle"
                 latin:keyLabelOption="hasPopupHint"
-                latin:popupCharacters="\@icon/6|\@integer/key_settings"
+                latin:popupCharacters="\@icon/5|\@integer/key_settings"
                 latin:parentStyle="functionalKeyStyle" />
         </default>
     </switch>
@@ -50,24 +50,12 @@
         latin:keyIconShifted="iconShiftedShiftKey"
         latin:parentStyle="functionalKeyStyle"
         latin:isSticky="true" />
-    <switch>
-        <case latin:languageCode="ar|iw">
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteRtlKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </case>
-        <default>
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </default>
-    </switch>
+    <key-style
+        latin:styleName="deleteKeyStyle"
+        latin:code="@integer/key_delete"
+        latin:keyIcon="iconDeleteKey"
+        latin:parentStyle="functionalKeyStyle"
+        latin:isRepeatable="true" />
     <key-style
         latin:styleName="returnKeyStyle"
         latin:code="@integer/key_return"
diff --git a/java/res/xml-sw600dp/kbd_number.xml b/java/res/xml-sw600dp/kbd_number.xml
index b3a1010..46114de 100644
--- a/java/res/xml-sw600dp/kbd_number.xml
+++ b/java/res/xml-sw600dp/kbd_number.xml
@@ -30,11 +30,12 @@
         <case
             latin:passwordInput="true"
         >
-            <!-- This row is intentionally not marked as a top row -->
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="24.875%p" />
                 <Key
-                    latin:keyStyle="num1KeyStyle"
-                    latin:keyXPos="24.875%p" />
+                    latin:keyStyle="num1KeyStyle" />
                 <Key
                     latin:keyStyle="num2KeyStyle" />
                 <Key
@@ -42,13 +43,14 @@
                 <Key
                     latin:keyStyle="deleteKeyStyle"
                     latin:keyXPos="-11.00%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="24.875%p" />
                 <Key
-                    latin:keyStyle="num4KeyStyle"
-                    latin:keyXPos="24.875%p" />
+                    latin:keyStyle="num4KeyStyle" />
                 <Key
                     latin:keyStyle="num5KeyStyle" />
                 <Key
@@ -56,24 +58,26 @@
                 <Key
                     latin:keyStyle="returnKeyStyle"
                     latin:keyXPos="-11.00%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="24.875%p" />
                 <Key
-                    latin:keyStyle="num7KeyStyle"
-                    latin:keyXPos="24.875%p" />
+                    latin:keyStyle="num7KeyStyle" />
                 <Key
                     latin:keyStyle="num8KeyStyle" />
                 <Key
                     latin:keyStyle="num9KeyStyle" />
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
             </Row>
-            <!-- This row is intentionally not marked as a bottom row -->
             <Row>
                 <Key
                     latin:keyStyle="tabKeyStyle"
-                    latin:keyWidth="11.00%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="11.00%p" />
                 <Spacer
                     latin:keyXPos="24.875%p" />
                 <Key
@@ -87,12 +91,13 @@
         </case>
         <!-- latin:passwordInput="false" -->
         <default>
-            <!-- This row is intentionally not marked as a top row -->
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="11.00%p" />
                 <Key
                     latin:keyLabel="-"
                     latin:keyStyle="numKeyStyle"
-                    latin:keyXPos="11.00%p"
                     latin:keyWidth="9.25%p" />
                 <Key
                     latin:keyLabel="+"
@@ -115,13 +120,14 @@
                 <Key
                     latin:keyStyle="deleteKeyStyle"
                     latin:keyXPos="-11.00%p"
-                    latin:keyWidth="fillBoth"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillBoth" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="11.00%p" />
                 <Key
                     latin:keyStyle="numStarKeyStyle"
-                    latin:keyXPos="11.00%p"
                     latin:keyWidth="9.25%p" />
                 <Key
                     latin:keyLabel="/"
@@ -144,17 +150,15 @@
                 <Key
                     latin:keyStyle="returnKeyStyle"
                     latin:keyXPos="-11.00%p"
-                    latin:keyWidth="fillBoth"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillBoth" />
             </Row>
             <Row>
-                <!-- There is an empty area below the "More" key and left of the "(" key. To
-                     ignore the touch event on the area, "(" is intentionally not marked as a left
-                     edge key. -->
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="11.00%p" />
                 <Key
                     latin:keyLabel="("
                     latin:keyStyle="numKeyStyle"
-                    latin:keyXPos="11.00%p"
                     latin:keyWidth="9.25%p" />
                 <Key
                     latin:keyLabel=")"
@@ -174,13 +178,14 @@
                 <Key
                     latin:keyLabel="9"
                     latin:keyStyle="numKeyStyle" />
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
             </Row>
-            <!-- This row is intentionally not marked as a bottom row -->
             <Row>
                 <Key
                     latin:keyStyle="tabKeyStyle"
-                    latin:keyWidth="11.00%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="11.00%p" />
                 <Key
                     latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
                     latin:keyWidth="27.75%p" />
diff --git a/java/res/xml-sw600dp/kbd_phone.xml b/java/res/xml-sw600dp/kbd_phone.xml
index dd53a20..7b584c1 100644
--- a/java/res/xml-sw600dp/kbd_phone.xml
+++ b/java/res/xml-sw600dp/kbd_phone.xml
@@ -26,12 +26,13 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row>
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="15.625%p" />
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="15.625%p"
             latin:keyWidth="9.25%p" />
         <Key
             latin:keyLabel="+"
@@ -47,14 +48,15 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.00%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row>
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="15.625%p" />
         <Key
             latin:keyLabel=","
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="15.625%p"
             latin:keyWidth="9.25%p" />
         <Key
             latin:keyLabel="."
@@ -70,16 +72,12 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-11.00%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="11.0%p"
-            latin:keyEdgeFlags="left" />
-        <!-- There is an empty area below the "More" key and left of the "(" key.  To ignore
-             the touch event on the area, "(" is intentionally not marked as a left edge key. -->
+            latin:keyWidth="11.0%p" />
         <Key
             latin:keyLabel="("
             latin:keyStyle="numKeyStyle"
@@ -96,13 +94,14 @@
             latin:keyStyle="num8KeyStyle" />
         <Key
             latin:keyStyle="num9KeyStyle" />
+        <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+        <Spacer
+            latin:keyWidth="0%p" />
         </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row>
         <Key
             latin:keyStyle="tabKeyStyle"
-            latin:keyWidth="11.00%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.00%p" />
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
             latin:keyXPos="15.625%p"
diff --git a/java/res/xml-sw600dp/kbd_phone_symbols.xml b/java/res/xml-sw600dp/kbd_phone_symbols.xml
index d083ecb..4839645 100644
--- a/java/res/xml-sw600dp/kbd_phone_symbols.xml
+++ b/java/res/xml-sw600dp/kbd_phone_symbols.xml
@@ -26,12 +26,13 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row>
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="11.00%p" />
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="11.00%p"
             latin:keyWidth="9.25%p" />
         <Key
             latin:keyLabel="+"
@@ -51,14 +52,15 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.00%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row>
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="11.00%p" />
         <Key
             latin:keyLabel=","
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="11.00%p"
             latin:keyWidth="9.25%p" />
         <Key
             latin:keyLabel="."
@@ -78,16 +80,12 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-11.00%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="11.00%p"
-            latin:keyEdgeFlags="left" />
-        <!-- There is an empty area below the "More" key and left of the "(" key.  To ignore
-             the touch event on the area, "(" is intentionally not marked as a left edge key. -->
+            latin:keyWidth="11.00%p" />
         <Key
             latin:keyLabel="("
             latin:keyStyle="numKeyStyle"
@@ -107,13 +105,14 @@
             latin:keyStyle="num8KeyStyle" />
         <Key
             latin:keyStyle="num9KeyStyle" />
+        <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+        <Spacer
+            latin:keyWidth="0%p" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row>
         <Key
             latin:keyStyle="tabKeyStyle"
-            latin:keyWidth="11.00%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.00%p" />
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
             latin:keyWidth="27.75%p" />
diff --git a/java/res/xml-sw600dp/kbd_qwerty_f2.xml b/java/res/xml-sw600dp/kbd_qwerty_f2.xml
index 7638ee4..3ea1180 100644
--- a/java/res/xml-sw600dp/kbd_qwerty_f2.xml
+++ b/java/res/xml-sw600dp/kbd_qwerty_f2.xml
@@ -27,8 +27,7 @@
         >
             <Key
                 latin:keyStyle="settingsKeyStyle"
-                latin:keyWidth="fillBoth"
-                latin:keyEdgeFlags="right" />
+                latin:keyWidth="fillBoth" />
         </case>
         <case
             latin:f2KeyMode="shortcutIme"
@@ -39,8 +38,7 @@
                 >
                     <Key
                         latin:keyStyle="shortcutKeyStyle"
-                        latin:keyWidth="fillBoth"
-                        latin:keyEdgeFlags="right" />
+                        latin:keyWidth="fillBoth" />
                 </case>
                 <!-- voiceKeyEnabled="false" -->
                 <default>
@@ -57,15 +55,13 @@
                 >
                     <Key
                         latin:keyStyle="shortcutKeyStyle"
-                        latin:keyWidth="fillBoth"
-                        latin:keyEdgeFlags="right" />
+                        latin:keyWidth="fillBoth" />
                 </case>
                 <!-- voiceKeyEnabled="false" -->
                 <default>
                     <Key
                         latin:keyStyle="settingsKeyStyle"
-                        latin:keyWidth="fillBoth"
-                        latin:keyEdgeFlags="right" />
+                        latin:keyWidth="fillBoth" />
                 </default>
             </switch>
         </case>
diff --git a/java/res/xml-sw600dp/kbd_qwerty_row1.xml b/java/res/xml-sw600dp/kbd_qwerty_row1.xml
index b781d68..c7dfcc8 100644
--- a/java/res/xml-sw600dp/kbd_qwerty_row1.xml
+++ b/java/res/xml-sw600dp/kbd_qwerty_row1.xml
@@ -23,12 +23,10 @@
 >
     <Row
         latin:keyWidth="9.0%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
@@ -59,7 +57,6 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
 </merge>
diff --git a/java/res/xml-sw600dp/kbd_qwerty_row2.xml b/java/res/xml-sw600dp/kbd_qwerty_row2.xml
index 05b005a..78004fe 100644
--- a/java/res/xml-sw600dp/kbd_qwerty_row2.xml
+++ b/java/res/xml-sw600dp/kbd_qwerty_row2.xml
@@ -27,8 +27,7 @@
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a"
-            latin:keyXPos="4.5%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="4.5%p" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -53,7 +52,6 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
 </merge>
diff --git a/java/res/xml-sw600dp/kbd_qwerty_row3.xml b/java/res/xml-sw600dp/kbd_qwerty_row3.xml
index b4eed8a..456f3c8 100644
--- a/java/res/xml-sw600dp/kbd_qwerty_row3.xml
+++ b/java/res/xml-sw600dp/kbd_qwerty_row3.xml
@@ -26,8 +26,7 @@
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Key
             latin:keyLabel="z"
             latin:popupCharacters="@string/alternates_for_z" />
diff --git a/java/res/xml-sw600dp/kbd_qwerty_row4.xml b/java/res/xml-sw600dp/kbd_qwerty_row4.xml
index 5cd47d9..f22b69f 100644
--- a/java/res/xml-sw600dp/kbd_qwerty_row4.xml
+++ b/java/res/xml-sw600dp/kbd_qwerty_row4.xml
@@ -21,15 +21,13 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.9%p"
     >
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="13.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.0%p" />
         <Key
             latin:keyStyle="tabKeyStyle" />
         <switch>
diff --git a/java/res/xml-sw600dp/kbd_row3_smiley.xml b/java/res/xml-sw600dp/kbd_row3_smiley.xml
index 5e9584f..0ae3ae4 100644
--- a/java/res/xml-sw600dp/kbd_row3_smiley.xml
+++ b/java/res/xml-sw600dp/kbd_row3_smiley.xml
@@ -28,8 +28,7 @@
             <Key
                 latin:keyLabel="\@"
                 latin:keyXPos="-8.9%p"
-                latin:keyWidth="fillBoth"
-                latin:keyEdgeFlags="right" />
+                latin:keyWidth="fillBoth" />
         </case>
         <case
             latin:mode="url"
@@ -40,8 +39,7 @@
                 latin:keyHintLabel="_"
                 latin:popupCharacters="_"
                 latin:keyXPos="-8.9%p"
-                latin:keyWidth="fillBoth"
-                latin:keyEdgeFlags="right" />
+                latin:keyWidth="fillBoth" />
         </case>
         <case
             latin:imeAction="actionSearch"
@@ -52,15 +50,13 @@
                 latin:keyHintLabel="+"
                 latin:popupCharacters="+"
                 latin:keyXPos="-8.9%p"
-                latin:keyWidth="fillBoth"
-                latin:keyEdgeFlags="right" />
+                latin:keyWidth="fillBoth" />
         </case>
         <default>
             <Key
                 latin:keyStyle="smileyKeyStyle"
                 latin:keyXPos="-8.9%p"
-                latin:keyWidth="fillBoth"
-                latin:keyEdgeFlags="right" />
+                latin:keyWidth="fillBoth" />
         </default>
     </switch>
 </merge>
diff --git a/java/res/xml-sw600dp/kbd_rows_arabic.xml b/java/res/xml-sw600dp/kbd_rows_arabic.xml
index 4c19094..4c20f51 100644
--- a/java/res/xml-sw600dp/kbd_rows_arabic.xml
+++ b/java/res/xml-sw600dp/kbd_rows_arabic.xml
@@ -27,8 +27,7 @@
         latin:keyWidth="8.0%p"
     >
         <Key
-            latin:keyLabel="ض"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="ض" />
         <Key
             latin:keyLabel="ص" />
         <Key
@@ -57,8 +56,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.0%p"
@@ -105,8 +103,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.0%p"
@@ -117,8 +114,7 @@
                 latin:mode="email"
             >
                 <Key
-                    latin:keyLabel="\@"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyLabel="\@" />
             </case>
             <case
                 latin:mode="url"
@@ -127,8 +123,7 @@
                     latin:keyLabel="-"
                     latin:keyLabelOption="hasUppercaseLetter"
                     latin:keyHintLabel="_"
-                    latin:popupCharacters="_"
-                    latin:keyEdgeFlags="left" />
+                    latin:popupCharacters="_" />
             </case>
             <case
                 latin:imeAction="actionSearch"
@@ -137,13 +132,11 @@
                     latin:keyLabel=":"
                     latin:keyLabelOption="hasUppercaseLetter"
                     latin:keyHintLabel="+"
-                    latin:popupCharacters="+"
-                    latin:keyEdgeFlags="left" />
+                    latin:popupCharacters="+" />
             </case>
             <default>
                 <Key
-                    latin:keyStyle="smileyKeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="smileyKeyStyle" />
             </default>
         </switch>
         <Key
diff --git a/java/res/xml-sw600dp/kbd_rows_azerty.xml b/java/res/xml-sw600dp/kbd_rows_azerty.xml
index 698ef22..406b4e6 100644
--- a/java/res/xml-sw600dp/kbd_rows_azerty.xml
+++ b/java/res/xml-sw600dp/kbd_rows_azerty.xml
@@ -25,12 +25,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="8.5%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="a"
-            latin:popupCharacters="@string/alternates_for_a"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_a" />
         <Key
             latin:keyLabel="z"
             latin:popupCharacters="@string/alternates_for_z" />
@@ -61,8 +59,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.5%p"
@@ -70,8 +67,7 @@
         <Key
             latin:keyLabel="q"
             latin:popupCharacters="@string/alternates_for_q"
-            latin:keyXPos="5.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5.0%p" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -98,16 +94,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.5%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
diff --git a/java/res/xml-sw600dp/kbd_rows_hebrew.xml b/java/res/xml-sw600dp/kbd_rows_hebrew.xml
index 8740915..fc2247c 100644
--- a/java/res/xml-sw600dp/kbd_rows_hebrew.xml
+++ b/java/res/xml-sw600dp/kbd_rows_hebrew.xml
@@ -25,7 +25,6 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="9.0%p"
-        latin:rowEdgeFlags="top"
     >
         <include
             latin:keyboardLayout="@xml/kbd_row4_apostrophe_dash" />
@@ -48,8 +47,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-12.000%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="9.0%p"
@@ -89,8 +87,7 @@
             >
                 <Key
                     latin:keyLabel="\@"
-                    latin:keyWidth="10.0%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="10.0%p" />
             </case>
             <case
                 latin:mode="url"
@@ -100,8 +97,7 @@
                     latin:keyLabelOption="hasUppercaseLetter"
                     latin:keyHintLabel="_"
                     latin:popupCharacters="_"
-                    latin:keyWidth="10.0%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="10.0%p" />
             </case>
             <case
                 latin:imeAction="actionSearch"
@@ -111,14 +107,12 @@
                     latin:keyLabelOption="hasUppercaseLetter"
                     latin:keyHintLabel="+"
                     latin:popupCharacters="+"
-                    latin:keyWidth="10.0%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="10.0%p" />
             </case>
             <default>
                 <Key
                     latin:keyStyle="smileyKeyStyle"
-                    latin:keyWidth="10.0%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="10.0%p" />
             </default>
         </switch>
         <Key
@@ -146,8 +140,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-10.400%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw600dp/kbd_rows_qwertz.xml b/java/res/xml-sw600dp/kbd_rows_qwertz.xml
index 7ec895e..3d177e7 100644
--- a/java/res/xml-sw600dp/kbd_rows_qwertz.xml
+++ b/java/res/xml-sw600dp/kbd_rows_qwertz.xml
@@ -25,12 +25,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="9.0%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
@@ -61,8 +59,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row2" />
@@ -71,8 +68,7 @@
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Key
             latin:keyLabel="y"
             latin:popupCharacters="@string/alternates_for_y" />
diff --git a/java/res/xml-sw600dp/kbd_rows_russian.xml b/java/res/xml-sw600dp/kbd_rows_russian.xml
index 4452989..7588f6c 100644
--- a/java/res/xml-sw600dp/kbd_rows_russian.xml
+++ b/java/res/xml-sw600dp/kbd_rows_russian.xml
@@ -25,11 +25,9 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="7.60%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
-            latin:keyLabel="й"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="й" />
         <Key
             latin:keyLabel="ц" />
         <Key
@@ -56,8 +54,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.60%p"
@@ -88,15 +85,13 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.60%p"
     >
         <Key
-            latin:keyStyle="shiftKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="shiftKeyStyle" />
         <Key
             latin:keyLabel="я" />
         <Key
diff --git a/java/res/xml-sw600dp/kbd_rows_scandinavian.xml b/java/res/xml-sw600dp/kbd_rows_scandinavian.xml
index 5ac2b36..5059137 100644
--- a/java/res/xml-sw600dp/kbd_rows_scandinavian.xml
+++ b/java/res/xml-sw600dp/kbd_rows_scandinavian.xml
@@ -25,12 +25,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="7.9%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
@@ -63,8 +61,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.9%p"
@@ -72,8 +69,7 @@
         <Key
             latin:keyLabel="a"
             latin:keyXPos="3.5%p"
-            latin:popupCharacters="@string/alternates_for_a"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_a" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -104,16 +100,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.9%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Spacer
             latin:keyWidth="4.35%p" />
         <Key
diff --git a/java/res/xml-sw600dp/kbd_rows_serbian.xml b/java/res/xml-sw600dp/kbd_rows_serbian.xml
index 5d39fd4..db7560c 100644
--- a/java/res/xml-sw600dp/kbd_rows_serbian.xml
+++ b/java/res/xml-sw600dp/kbd_rows_serbian.xml
@@ -25,12 +25,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="8.0%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="љ"
-            latin:keyXPos="2.15%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="2.15%p" />
         <Key
             latin:keyLabel="њ" />
         <Key
@@ -54,15 +52,13 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.9%p"
     >
         <Key
-            latin:keyLabel="а"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="а" />
         <Key
             latin:keyLabel="с" />
         <Key
@@ -86,16 +82,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.5%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="8.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="8.0%p" />
         <Key
             latin:keyLabel="ѕ" />
         <Key
diff --git a/java/res/xml-sw600dp/kbd_rows_spanish.xml b/java/res/xml-sw600dp/kbd_rows_spanish.xml
index 7ef44bb..49243eb 100644
--- a/java/res/xml-sw600dp/kbd_rows_spanish.xml
+++ b/java/res/xml-sw600dp/kbd_rows_spanish.xml
@@ -31,8 +31,7 @@
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a"
-            latin:keyXPos="5.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5.0%p" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -59,8 +58,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row3" />
diff --git a/java/res/xml-sw600dp/kbd_symbols.xml b/java/res/xml-sw600dp/kbd_symbols.xml
index 03d37b0..fc89cd3 100644
--- a/java/res/xml-sw600dp/kbd_symbols.xml
+++ b/java/res/xml-sw600dp/kbd_symbols.xml
@@ -25,14 +25,12 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_currency_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="9.0%p"
     >
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_1"
-            latin:popupCharacters="@string/alternates_for_symbols_1"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_symbols_1" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_2"
             latin:popupCharacters="@string/alternates_for_symbols_2" />
@@ -63,8 +61,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="9.0%p"
@@ -97,16 +94,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.9%p"
     >
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Key
             latin:keyLabel="&lt;"
             latin:popupCharacters="≤,«,‹" />
@@ -147,15 +142,13 @@
             latin:keyLabel="/"
             latin:keyWidth="fillRight" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.9%p"
     >
         <Key
             latin:keyStyle="toAlphaKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="13.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.0%p" />
         <Key
             latin:keyStyle="tabKeyStyle" />
         <Key
diff --git a/java/res/xml-sw600dp/kbd_symbols_shift.xml b/java/res/xml-sw600dp/kbd_symbols_shift.xml
index b25292f..99b78a4 100644
--- a/java/res/xml-sw600dp/kbd_symbols_shift.xml
+++ b/java/res/xml-sw600dp/kbd_symbols_shift.xml
@@ -23,7 +23,6 @@
 >
     <include
         latin:keyboardLayout="@xml/kbd_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="9.0%p"
     >
@@ -60,8 +59,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-10.0%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="9.0%p"
@@ -97,16 +95,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-14.6%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.9%p"
     >
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="10.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.0%p" />
         <Key
             latin:keyLabel="\\" />
         <Key
@@ -132,15 +128,13 @@
             latin:keyStyle="nonPasswordSymbolKeyStyle"
             latin:keyLabel="¿" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.9%p"
     >
         <Key
             latin:keyStyle="toAlphaKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="13.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.0%p" />
         <Key
             latin:keyStyle="tabKeyStyle" />
         <Key
diff --git a/java/res/xml-sw768dp/kbd_key_styles.xml b/java/res/xml-sw768dp/kbd_key_styles.xml
index 12ec0e7..6e4818d 100644
--- a/java/res/xml-sw768dp/kbd_key_styles.xml
+++ b/java/res/xml-sw768dp/kbd_key_styles.xml
@@ -32,24 +32,12 @@
         latin:keyIconShifted="iconShiftedShiftKey"
         latin:parentStyle="functionalKeyStyle"
         latin:isSticky="true" />
-    <switch>
-        <case latin:languageCode="ar|iw">
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteRtlKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </case>
-        <default>
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </default>
-    </switch>
+    <key-style
+        latin:styleName="deleteKeyStyle"
+        latin:code="@integer/key_delete"
+        latin:keyIcon="iconDeleteKey"
+        latin:parentStyle="functionalKeyStyle"
+        latin:isRepeatable="true" />
     <key-style
         latin:styleName="returnKeyStyle"
         latin:code="@integer/key_return"
diff --git a/java/res/xml-sw768dp/kbd_number.xml b/java/res/xml-sw768dp/kbd_number.xml
index a3bed2f..1706eaa 100644
--- a/java/res/xml-sw768dp/kbd_number.xml
+++ b/java/res/xml-sw768dp/kbd_number.xml
@@ -30,13 +30,11 @@
         <case
             latin:passwordInput="true"
         >
-            <!-- This row is intentionally not marked as a top row -->
             <Row>
                 <Key
                     latin:keyStyle="tabKeyStyle"
                     latin:keyLabelOption="alignLeft"
-                    latin:keyWidth="11.172%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="11.172%p" />
                 <Key
                     latin:keyStyle="num1KeyStyle"
                     latin:keyXPos="32.076%p" />
@@ -47,13 +45,14 @@
                 <Key
                     latin:keyStyle="deleteKeyStyle"
                     latin:keyXPos="-11.172%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="32.076%p" />
                 <Key
-                    latin:keyStyle="num4KeyStyle"
-                    latin:keyXPos="32.076%p" />
+                    latin:keyStyle="num4KeyStyle" />
                 <Key
                     latin:keyStyle="num5KeyStyle" />
                 <Key
@@ -61,41 +60,39 @@
                 <Key
                     latin:keyStyle="returnKeyStyle"
                     latin:keyXPos="-11.172%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="32.076%p" />
                 <Key
-                    latin:keyStyle="num7KeyStyle"
-                    latin:keyXPos="32.076%p" />
+                    latin:keyStyle="num7KeyStyle" />
                 <Key
                     latin:keyStyle="num8KeyStyle" />
                 <Key
                     latin:keyStyle="num9KeyStyle" />
-                <!-- There is an empty area below the "Enter" key and right of the "9" key. To
-                     ignore the touch event on the area, "9" is intentionally not marked as a right
-                     edge key. -->
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
             </Row>
-            <!-- This row is intentionally not marked as a bottom row -->
             <Row>
                 <Spacer
                     latin:keyXPos="32.076%p" />
                 <Key
                     latin:keyStyle="num0KeyStyle" />
-                <!-- There is an empty area below the "Enter" key and right of the "#" key. To
-                     ignore the touch event on the area, "#" is intentionally not marked as a right
-                     edge key. -->
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
             </Row>
         </case>
         <!-- latin:passwordInput="false" -->
         <default>
-            <!-- This row is intentionally not marked as a top row -->
             <Row>
                 <Key
                     latin:keyStyle="tabKeyStyle"
                     latin:keyLabelOption="alignLeft"
-                    latin:keyWidth="11.172%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="11.172%p" />
                 <Key
                     latin:keyLabel="-"
                     latin:keyStyle="numKeyStyle"
@@ -122,13 +119,14 @@
                 <Key
                     latin:keyStyle="deleteKeyStyle"
                     latin:keyXPos="-11.172%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="13.829%p" />
                 <Key
                     latin:keyStyle="numStarKeyStyle"
-                    latin:keyXPos="13.829%p"
                     latin:keyWidth="8.047%p" />
                 <Key
                     latin:keyLabel="/"
@@ -151,17 +149,15 @@
                 <Key
                     latin:keyStyle="returnKeyStyle"
                     latin:keyXPos="-11.172%p"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
-                <!-- There is an empty area below the "More" key and left of the "(" key. To
-                     ignore the touch event on the area, "(" is intentionally not marked as a left
-                     edge key. -->
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="13.829%p" />
                 <Key
                     latin:keyLabel="("
                     latin:keyStyle="numKeyStyle"
-                    latin:keyXPos="13.829%p"
                     latin:keyWidth="8.047%p" />
                 <Key
                     latin:keyLabel=")"
@@ -181,11 +177,10 @@
                 <Key
                     latin:keyLabel="9"
                     latin:keyStyle="numKeyStyle" />
-                <!-- There is an empty area below the "Enter" key and right of the "9" key. To
-                     ignore the touch event on the area, "9" is intentionally not marked as a right
-                     edge key. -->
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
             </Row>
-            <!-- This row is intentionally not marked as a bottom row -->
             <Row>
                 <switch>
                     <case latin:hasSettingsKey="true">
@@ -193,6 +188,11 @@
                             latin:keyStyle="settingsKeyStyle"
                             latin:keyWidth="8.047%p" />
                     </case>
+                    <default>
+                        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                        <Spacer
+                            latin:keyWidth="8.047%p" />
+                    </default>
                 </switch>
                 <Key
                     latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
@@ -216,6 +216,11 @@
                             latin:keyXPos="-8.047%p"
                             latin:keyWidth="fillRight" />
                     </case>
+                    <default>
+                        <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                        <Spacer
+                            latin:keyWidth="0%p" />
+                    </default>
                 </switch>
             </Row>
         </default>
diff --git a/java/res/xml-sw768dp/kbd_phone.xml b/java/res/xml-sw768dp/kbd_phone.xml
index 0935992..945b641 100644
--- a/java/res/xml-sw768dp/kbd_phone.xml
+++ b/java/res/xml-sw768dp/kbd_phone.xml
@@ -26,13 +26,11 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row>
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numKeyStyle"
@@ -52,14 +50,12 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.172%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel=","
             latin:keyStyle="numKeyStyle"
@@ -79,16 +75,15 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-11.172%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
-        <!-- There is an empty area below the "More" key and left of the "(" key.  To ignore
-             the touch event on the area, "(" is intentionally not marked as a left edge key. -->
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="20.400%p" />
         <Key
             latin:keyLabel="("
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="20.400%p"
             latin:keyWidth="8.047%p" />
         <Key
             latin:keyLabel=")"
@@ -101,10 +96,10 @@
             latin:keyStyle="num8KeyStyle" />
         <Key
             latin:keyStyle="num9KeyStyle" />
-        <!-- There is an empty area below the "Enter" key and right of the "9" key.  To ignore
-             the touch event on the area, "9" is intentionally not marked as a right edge key. -->
+        <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+        <Spacer
+            latin:keyWidth="0%p" />
         </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row>
         <switch>
             <case latin:hasSettingsKey="true">
@@ -112,6 +107,11 @@
                     latin:keyStyle="settingsKeyStyle"
                     latin:keyWidth="8.047%p" />
             </case>
+            <default>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="8.047%p" />
+            </default>
         </switch>
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
@@ -134,6 +134,11 @@
                     latin:keyXPos="-8.047%p"
                     latin:keyWidth="fillRight" />
             </case>
+            <default>
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
+            </default>
         </switch>
     </Row>
 </Keyboard>
diff --git a/java/res/xml-sw768dp/kbd_phone_symbols.xml b/java/res/xml-sw768dp/kbd_phone_symbols.xml
index 6ee57d6..693400e 100644
--- a/java/res/xml-sw768dp/kbd_phone_symbols.xml
+++ b/java/res/xml-sw768dp/kbd_phone_symbols.xml
@@ -26,13 +26,11 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row>
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numKeyStyle"
@@ -56,14 +54,12 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.172%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel=","
             latin:keyStyle="numKeyStyle"
@@ -87,16 +83,15 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-11.172%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
-        <!-- There is an empty area below the "More" key and left of the "(" key.  To ignore
-             the touch event on the area, "(" is intentionally not marked as a left edge key. -->
+        <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+        <Spacer
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="("
             latin:keyStyle="numKeyStyle"
-            latin:keyXPos="13.829%p"
             latin:keyWidth="8.047%p" />
         <Key
             latin:keyLabel=")"
@@ -113,10 +108,10 @@
             latin:keyStyle="num8KeyStyle" />
         <Key
             latin:keyStyle="num9KeyStyle" />
-        <!-- There is an empty area below the "Enter" key and right of the "9" key.  To ignore
-             the touch event on the area, "9" is intentionally not marked as a right edge key. -->
+        <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+        <Spacer
+            latin:keyWidth="0%p" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row>
         <switch>
             <case latin:hasSettingsKey="true">
@@ -124,6 +119,11 @@
                     latin:keyStyle="settingsKeyStyle"
                     latin:keyWidth="8.047%p" />
             </case>
+            <default>
+                <!-- Note: This Spacer prevents the below key from being marked as a left edge key. -->
+                <Spacer
+                    latin:keyWidth="8.047%p" />
+            </default>
         </switch>
         <Key
             latin:keyStyle="nonSpecialBackgroundSpaceKeyStyle"
@@ -146,6 +146,11 @@
                     latin:keyXPos="-8.047%p"
                     latin:keyWidth="fillRight" />
             </case>
+            <default>
+                <!-- Note: This Spacer prevents the above key from being marked as a right edge key. -->
+                <Spacer
+                    latin:keyWidth="0%p" />
+            </default>
         </switch>
     </Row>
 </Keyboard>
diff --git a/java/res/xml-sw768dp/kbd_qwerty_row1.xml b/java/res/xml-sw768dp/kbd_qwerty_row1.xml
index 3727cf3..0fdb463 100644
--- a/java/res/xml-sw768dp/kbd_qwerty_row1.xml
+++ b/java/res/xml-sw768dp/kbd_qwerty_row1.xml
@@ -21,15 +21,13 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="8.282%p"
     >
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="q"
             latin:popupCharacters="@string/alternates_for_q" />
@@ -63,7 +61,6 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth"/>
     </Row>
 </merge>
diff --git a/java/res/xml-sw768dp/kbd_qwerty_row2.xml b/java/res/xml-sw768dp/kbd_qwerty_row2.xml
index 45af120..7f7dd57 100644
--- a/java/res/xml-sw768dp/kbd_qwerty_row2.xml
+++ b/java/res/xml-sw768dp/kbd_qwerty_row2.xml
@@ -27,8 +27,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p"/>
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a" />
@@ -56,7 +55,6 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-15.704%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
 </merge>
diff --git a/java/res/xml-sw768dp/kbd_qwerty_row3.xml b/java/res/xml-sw768dp/kbd_qwerty_row3.xml
index 9041a77..677235f 100644
--- a/java/res/xml-sw768dp/kbd_qwerty_row3.xml
+++ b/java/res/xml-sw768dp/kbd_qwerty_row3.xml
@@ -26,8 +26,7 @@
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p"/>
         <Key
             latin:keyLabel="z"
             latin:popupCharacters="@string/alternates_for_z" />
@@ -51,7 +50,6 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
 </merge>
diff --git a/java/res/xml-sw768dp/kbd_qwerty_row4.xml b/java/res/xml-sw768dp/kbd_qwerty_row4.xml
index 48201c9..d463de9 100644
--- a/java/res/xml-sw768dp/kbd_qwerty_row4.xml
+++ b/java/res/xml-sw768dp/kbd_qwerty_row4.xml
@@ -21,7 +21,6 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.047%p"
     >
diff --git a/java/res/xml-sw768dp/kbd_rows_arabic.xml b/java/res/xml-sw768dp/kbd_rows_arabic.xml
index f3283ae..2f10d54 100644
--- a/java/res/xml-sw768dp/kbd_rows_arabic.xml
+++ b/java/res/xml-sw768dp/kbd_rows_arabic.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.500%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.500%p" />
         <Key
             latin:keyLabel="ض" />
         <Key
@@ -61,8 +60,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.500%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.375%p"
@@ -70,8 +68,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="9.375%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="9.375%p" />
         <Key
             latin:keyLabel="ش" />
         <Key
@@ -113,8 +110,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-9.375%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.375%p"
diff --git a/java/res/xml-sw768dp/kbd_rows_azerty.xml b/java/res/xml-sw768dp/kbd_rows_azerty.xml
index 373bda9..7aec0d1 100644
--- a/java/res/xml-sw768dp/kbd_rows_azerty.xml
+++ b/java/res/xml-sw768dp/kbd_rows_azerty.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a" />
@@ -64,8 +63,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.125%p"
@@ -73,8 +71,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="10.167%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.167%p" />
         <Key
             latin:keyLabel="q"
             latin:popupCharacters="@string/alternates_for_q" />
@@ -100,21 +97,18 @@
             latin:keyLabel="l"
             latin:popupCharacters="@string/alternates_for_l" />
         <Key
-            latin:keyLabel="m"
-            latin:keyEdgeFlags="right" />
+            latin:keyLabel="m" />
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-15.704%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.047%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
@@ -161,8 +155,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_hebrew.xml b/java/res/xml-sw768dp/kbd_rows_hebrew.xml
index 0ef68b6..bacc6a1 100644
--- a/java/res/xml-sw768dp/kbd_rows_hebrew.xml
+++ b/java/res/xml-sw768dp/kbd_rows_hebrew.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <include
             latin:keyboardLayout="@xml/kbd_row4_apostrophe_dash" />
         <Key
@@ -52,8 +51,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-12.000%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.125%p"
@@ -61,8 +59,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel="ש" />
         <Key
@@ -116,8 +113,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-10.400%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_qwertz.xml b/java/res/xml-sw768dp/kbd_rows_qwertz.xml
index 6567c31..5556d1f 100644
--- a/java/res/xml-sw768dp/kbd_rows_qwertz.xml
+++ b/java/res/xml-sw768dp/kbd_rows_qwertz.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="q"
             latin:popupCharacters="@string/alternates_for_q" />
@@ -64,8 +63,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row2" />
@@ -74,8 +72,7 @@
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="y"
             latin:popupCharacters="@string/alternates_for_y" />
@@ -119,8 +116,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
    <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_russian.xml b/java/res/xml-sw768dp/kbd_rows_russian.xml
index 35b2c8a..82ceaea 100644
--- a/java/res/xml-sw768dp/kbd_rows_russian.xml
+++ b/java/res/xml-sw768dp/kbd_rows_russian.xml
@@ -23,14 +23,12 @@
 >
     <include
         latin:keyboardLayout="@xml/kbd_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="7.125%p"
     >
         <Key
             latin:keyStyle="tabKeyStyle"
-            latin:keyLabelOption="alignLeft"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabelOption="alignLeft" />
         <Key
             latin:keyLabel="й" />
         <Key
@@ -58,8 +56,7 @@
             latin:keyLabel="ъ" />
         <Key
             latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.125%p"
@@ -67,8 +64,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="9.375%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="9.375%p" />
         <Key
             latin:keyLabel="ф" />
         <Key
@@ -94,16 +90,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-9.375%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.125%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="12.750%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="12.750%p" />
         <Key
             latin:keyLabel="я" />
         <Key
@@ -126,8 +120,7 @@
             latin:keyboardLayout="@xml/kbd_row3_comma_period" />
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_scandinavian.xml b/java/res/xml-sw768dp/kbd_rows_scandinavian.xml
index c20dcee..743c6bd 100644
--- a/java/res/xml-sw768dp/kbd_rows_scandinavian.xml
+++ b/java/res/xml-sw768dp/kbd_rows_scandinavian.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.500%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.500%p" />
         <Key
             latin:keyLabel="q"
             latin:popupCharacters="@string/alternates_for_q" />
@@ -66,8 +65,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-11.500%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.375%p"
@@ -75,8 +73,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="9.375%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="9.375%p" />
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a" />
@@ -110,16 +107,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-9.375%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.375%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="12.750%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="12.750%p" />
         <Key
             latin:keyLabel="z"
             latin:popupCharacters="@string/alternates_for_z" />
@@ -143,8 +138,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyXPos="-12.750%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_serbian.xml b/java/res/xml-sw768dp/kbd_rows_serbian.xml
index f1576de..c07176e 100644
--- a/java/res/xml-sw768dp/kbd_rows_serbian.xml
+++ b/java/res/xml-sw768dp/kbd_rows_serbian.xml
@@ -23,14 +23,12 @@
 >
     <include
         latin:keyboardLayout="@xml/kbd_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="7.125%p"
     >
         <Key
             latin:keyStyle="tabKeyStyle"
-            latin:keyLabelOption="alignLeft"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabelOption="alignLeft" />
         <Key
             latin:keyLabel="љ" />
         <Key
@@ -57,8 +55,7 @@
             latin:keyLabel="ђ" />
         <Key
             latin:keyLabel="ж"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right"/>
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="7.250%p"
@@ -66,8 +63,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel="а" />
         <Key
@@ -93,16 +89,14 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="7.250%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="ѕ" />
         <Key
@@ -122,8 +116,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml-sw768dp/kbd_rows_spanish.xml b/java/res/xml-sw768dp/kbd_rows_spanish.xml
index 300592e..510cafb 100644
--- a/java/res/xml-sw768dp/kbd_rows_spanish.xml
+++ b/java/res/xml-sw768dp/kbd_rows_spanish.xml
@@ -31,8 +31,7 @@
         <Key
             latin:keyStyle="toSymbolKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="10.167%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="10.167%p" />
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a" />
@@ -62,8 +61,7 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-15.704%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row3" />
diff --git a/java/res/xml-sw768dp/kbd_symbols.xml b/java/res/xml-sw768dp/kbd_symbols.xml
index 44ee2fd..ba0715c 100644
--- a/java/res/xml-sw768dp/kbd_symbols.xml
+++ b/java/res/xml-sw768dp/kbd_symbols.xml
@@ -25,15 +25,13 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_currency_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="8.282%p"
     >
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_1"
             latin:popupCharacters="@string/alternates_for_symbols_1" />
@@ -67,8 +65,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="8.125%p"
@@ -76,8 +73,7 @@
         <Key
             latin:keyStyle="toAlphaKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyLabel="#" />
         <Key
@@ -105,16 +101,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-15.704%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.047%p"
     >
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="&lt;"
             latin:popupCharacters="≤,«,‹" />
@@ -154,10 +148,8 @@
         <Key
             latin:keyStyle="moreKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.047%p"
     >
diff --git a/java/res/xml-sw768dp/kbd_symbols_shift.xml b/java/res/xml-sw768dp/kbd_symbols_shift.xml
index b368141..1ddd64b 100644
--- a/java/res/xml-sw768dp/kbd_symbols_shift.xml
+++ b/java/res/xml-sw768dp/kbd_symbols_shift.xml
@@ -23,15 +23,13 @@
 >
     <include
         latin:keyboardLayout="@xml/kbd_key_styles" />
-    <!-- This row is intentionally not marked as a top row -->
     <Row
         latin:keyWidth="8.282%p"
     >
         <Key
             latin:keyStyle="tabKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="7.969%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="7.969%p" />
         <Key
             latin:keyLabel="~" />
         <Key
@@ -65,8 +63,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyXPos="-9.219%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.125%p"
@@ -74,8 +71,7 @@
         <Key
             latin:keyStyle="toAlphaKeyStyle"
             latin:keyLabelOption="alignLeft"
-            latin:keyWidth="11.172%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.172%p" />
         <Key
             latin:keyStyle="nonPasswordSymbolKeyStyle"
             latin:keyLabel="£" />
@@ -106,16 +102,14 @@
         <Key
             latin:keyStyle="returnKeyStyle"
             latin:keyXPos="-15.704%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
     <Row
         latin:keyWidth="8.047%p"
     >
         <Key
             latin:keyStyle="moreKeyStyle"
-            latin:keyWidth="13.829%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="13.829%p" />
         <Key
             latin:keyLabel="\\" />
         <Key
@@ -143,10 +137,8 @@
         <Key
             latin:keyStyle="moreKeyStyle"
             latin:keyXPos="-13.750%p"
-            latin:keyWidth="fillBoth"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillBoth" />
     </Row>
-    <!-- This row is intentionally not marked as a bottom row -->
     <Row
         latin:keyWidth="8.047%p"
     >
diff --git a/java/res/xml/kbd_key_styles.xml b/java/res/xml/kbd_key_styles.xml
index c40481c..6436b27 100644
--- a/java/res/xml/kbd_key_styles.xml
+++ b/java/res/xml/kbd_key_styles.xml
@@ -33,6 +33,9 @@
             <key-style
                 latin:styleName="settingsPopupStyle"
                 latin:parentStyle="functionalKeyStyle" />
+            <key-style
+                latin:styleName="symbolsF1PopupStyle"
+                latin:parentStyle="functionalKeyStyle" />
         </case>
         <case
             latin:clobberSettingsKey="false"
@@ -41,13 +44,21 @@
             <key-style
                 latin:styleName="settingsPopupStyle"
                 latin:parentStyle="functionalKeyStyle" />
+            <key-style
+                latin:styleName="symbolsF1PopupStyle"
+                latin:parentStyle="functionalKeyStyle" />
         </case>
         <!-- clobberSettingsKey="false" and hasSettingsKey="false" -->
         <default>
             <key-style
                 latin:styleName="settingsPopupStyle"
                 latin:keyLabelOption="hasPopupHint"
-                latin:popupCharacters="\@icon/6|\@integer/key_settings"
+                latin:popupCharacters="\@icon/5|\@integer/key_settings"
+                latin:parentStyle="functionalKeyStyle" />
+            <key-style
+                latin:styleName="symbolsF1PopupStyle"
+                latin:keyLabelOption="hasPopupHint"
+                latin:popupCharacters="@string/alternates_for_symbols_f1"
                 latin:parentStyle="functionalKeyStyle" />
         </default>
     </switch>
@@ -59,26 +70,12 @@
         latin:keyIconShifted="iconShiftedShiftKey"
         latin:parentStyle="functionalKeyStyle"
         latin:isSticky="true" />
-    <switch>
-        <case
-            latin:languageCode="ar|iw"
-        >
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteRtlKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </case>
-        <default>
-            <key-style
-                latin:styleName="deleteKeyStyle"
-                latin:code="@integer/key_delete"
-                latin:keyIcon="iconDeleteKey"
-                latin:parentStyle="functionalKeyStyle"
-                latin:isRepeatable="true" />
-        </default>
-    </switch>
+    <key-style
+        latin:styleName="deleteKeyStyle"
+        latin:code="@integer/key_delete"
+        latin:keyIcon="iconDeleteKey"
+        latin:parentStyle="functionalKeyStyle"
+        latin:isRepeatable="true" />
     <!-- Return key style -->
     <switch>
         <case
diff --git a/java/res/xml/kbd_number.xml b/java/res/xml/kbd_number.xml
index 4d7b6d9..aabf0eb 100644
--- a/java/res/xml/kbd_number.xml
+++ b/java/res/xml/kbd_number.xml
@@ -30,12 +30,9 @@
         <case
             latin:passwordInput="true"
         >
-            <Row
-                latin:rowEdgeFlags="top"
-            >
+            <Row>
                 <Key
-                    latin:keyStyle="num1KeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="num1KeyStyle" />
                 <Key
                     latin:keyStyle="num2KeyStyle" />
                 <Key
@@ -43,8 +40,7 @@
             </Row>
             <Row>
                 <Key
-                    latin:keyStyle="num4KeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="num4KeyStyle" />
                 <Key
                     latin:keyStyle="num5KeyStyle" />
                 <Key
@@ -52,39 +48,31 @@
             </Row>
             <Row>
                 <Key
-                    latin:keyStyle="num7KeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="num7KeyStyle" />
                 <Key
                     latin:keyStyle="num8KeyStyle" />
                 <Key
                     latin:keyStyle="num9KeyStyle" />
                 <Key
                     latin:keyStyle="deleteKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
-            <Row
-                latin:rowEdgeFlags="bottom"
-            >
+            <Row>
                 <Spacer />
                 <Key
                     latin:keyStyle="num0KeyStyle" />
                 <Spacer />
                 <Key
                     latin:keyStyle="returnKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
         </case>
         <!-- latin:passwordInput="false" -->
         <default>
-            <Row
-                latin:rowEdgeFlags="top"
-            >
+            <Row>
                 <Key
                     latin:keyLabel="1"
-                    latin:keyStyle="numKeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="numKeyStyle" />
                 <Key
                     latin:keyLabel="2"
                     latin:keyStyle="numKeyStyle" />
@@ -94,14 +82,12 @@
                 <Key
                     latin:keyLabel="-"
                     latin:keyStyle="numFunctionalKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
                 <Key
                     latin:keyLabel="4"
-                    latin:keyStyle="numKeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="numKeyStyle" />
                 <Key
                     latin:keyLabel="5"
                     latin:keyStyle="numKeyStyle" />
@@ -111,14 +97,12 @@
                 <Key
                     latin:keyLabel=","
                     latin:keyStyle="numFunctionalKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
             <Row>
                 <Key
                     latin:keyLabel="7"
-                    latin:keyStyle="numKeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="numKeyStyle" />
                 <Key
                     latin:keyLabel="8"
                     latin:keyStyle="numKeyStyle"/>
@@ -127,15 +111,11 @@
                     latin:keyStyle="numKeyStyle" />
                 <Key
                     latin:keyStyle="deleteKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
-            <Row
-                latin:rowEdgeFlags="bottom"
-            >
+            <Row>
                 <Key
-                    latin:keyStyle="numSpaceKeyStyle"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyStyle="numSpaceKeyStyle" />
                 <Key
                     latin:keyLabel="0"
                     latin:keyStyle="numKeyStyle" />
@@ -144,8 +124,7 @@
                     latin:keyStyle="numKeyStyle" />
                 <Key
                     latin:keyStyle="returnKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </Row>
         </default>
     </switch>
diff --git a/java/res/xml/kbd_phone.xml b/java/res/xml/kbd_phone.xml
index c6508fb..4588ab2 100644
--- a/java/res/xml/kbd_phone.xml
+++ b/java/res/xml/kbd_phone.xml
@@ -26,12 +26,9 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <Row
-        latin:rowEdgeFlags="top"
-    >
+    <Row>
         <Key
-            latin:keyStyle="num1KeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="num1KeyStyle" />
         <Key
             latin:keyStyle="num2KeyStyle" />
         <Key
@@ -39,13 +36,11 @@
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numFunctionalKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyStyle="num4KeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="num4KeyStyle" />
         <Key
             latin:keyStyle="num5KeyStyle" />
         <Key
@@ -53,35 +48,28 @@
         <Key
             latin:keyLabel="."
             latin:keyStyle="numFunctionalKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyStyle="num7KeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="num7KeyStyle" />
         <Key
             latin:keyStyle="num8KeyStyle" />
         <Key
             latin:keyStyle="num9KeyStyle" />
         <Key
             latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
-    <Row
-        latin:rowEdgeFlags="bottom"
-    >
+    <Row>
         <Key
-            latin:keyStyle="numSwitchToAltKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="numSwitchToAltKeyStyle" />
         <Key
             latin:keyStyle="num0KeyStyle" />
         <Key
             latin:keyStyle="numSpaceKeyStyle" />
         <Key
             latin:keyStyle="returnKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
 </Keyboard>
diff --git a/java/res/xml/kbd_phone_symbols.xml b/java/res/xml/kbd_phone_symbols.xml
index 5d99122..89a9bd0 100644
--- a/java/res/xml/kbd_phone_symbols.xml
+++ b/java/res/xml/kbd_phone_symbols.xml
@@ -26,13 +26,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_numkey_styles" />
-    <Row
-        latin:rowEdgeFlags="top"
-    >
+    <Row>
         <Key
             latin:keyLabel="("
-            latin:keyStyle="numKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="numKeyStyle" />
         <Key
             latin:keyLabel="/"
             latin:keyStyle="numKeyStyle" />
@@ -42,13 +39,11 @@
         <Key
             latin:keyLabel="-"
             latin:keyStyle="numFunctionalKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyLabel="N"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="N" />
         <!-- Pause is a comma. Check PhoneNumberUtils.java to see if this 
             has changed. -->
         <Key
@@ -61,13 +56,11 @@
         <Key
             latin:keyLabel="."
             latin:keyStyle="numFunctionalKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyStyle="numStarKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="numStarKeyStyle" />
         <!-- Wait is a semicolon. -->
         <Key
             latin:code="59"
@@ -78,15 +71,11 @@
             latin:keyStyle="numKeyStyle" />
         <Key
             latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
-    <Row
-        latin:rowEdgeFlags="bottom"
-    >
+    <Row>
         <Key
-            latin:keyStyle="numSwitchToNumericKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="numSwitchToNumericKeyStyle" />
         <Key
             latin:keyLabel="+"
             latin:keyStyle="numKeyStyle" />
@@ -94,7 +83,6 @@
             latin:keyStyle="numSpaceKeyStyle" />
         <Key
             latin:keyStyle="returnKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
 </Keyboard>
diff --git a/java/res/xml/kbd_qwerty_row1.xml b/java/res/xml/kbd_qwerty_row1.xml
index cfd2efd..daa1382 100644
--- a/java/res/xml/kbd_qwerty_row1.xml
+++ b/java/res/xml/kbd_qwerty_row1.xml
@@ -23,13 +23,11 @@
 >
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
             latin:keyHintLabel="1"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="w"
             latin:keyHintLabel="2"
@@ -66,7 +64,6 @@
             latin:keyLabel="p"
             latin:keyHintLabel="0"
             latin:popupCharacters="@string/alternates_for_p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
 </merge>
diff --git a/java/res/xml/kbd_qwerty_row2.xml b/java/res/xml/kbd_qwerty_row2.xml
index 57bbad7..6e4872e 100644
--- a/java/res/xml/kbd_qwerty_row2.xml
+++ b/java/res/xml/kbd_qwerty_row2.xml
@@ -27,8 +27,7 @@
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a"
-            latin:keyXPos="5%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5%p" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -49,8 +48,7 @@
             latin:popupCharacters="@string/alternates_for_k" />
         <Key
             latin:keyLabel="l"
-            latin:popupCharacters="@string/alternates_for_l"
-            latin:keyEdgeFlags="right" />
+            latin:popupCharacters="@string/alternates_for_l" />
         <!-- Here is 5%p space -->
     </Row>
 </merge>
diff --git a/java/res/xml/kbd_qwerty_row3.xml b/java/res/xml/kbd_qwerty_row3.xml
index 98f0404..6a20355 100644
--- a/java/res/xml/kbd_qwerty_row3.xml
+++ b/java/res/xml/kbd_qwerty_row3.xml
@@ -27,8 +27,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="15%p"
-            latin:visualInsetsRight="1%p"
-            latin:keyEdgeFlags="left" />
+            latin:visualInsetsRight="1%p" />
         <Key
             latin:keyLabel="z"
             latin:popupCharacters="@string/alternates_for_z" />
@@ -50,7 +49,6 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillBoth"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
 </merge>
diff --git a/java/res/xml/kbd_qwerty_row4.xml b/java/res/xml/kbd_qwerty_row4.xml
index 298f0f6..771333c 100644
--- a/java/res/xml/kbd_qwerty_row4.xml
+++ b/java/res/xml/kbd_qwerty_row4.xml
@@ -23,7 +23,6 @@
 >
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="bottom"
     >
         <switch>
             <case
@@ -31,8 +30,7 @@
             >
                 <Key
                     latin:keyStyle="toSymbolKeyStyle"
-                    latin:keyWidth="13.75%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="13.75%p" />
                 <Key
                     latin:keyStyle="settingsKeyStyle"
                     latin:keyWidth="9.2%p" />
@@ -49,8 +47,7 @@
             <default>
                 <Key
                     latin:keyStyle="toSymbolKeyStyle"
-                    latin:keyWidth="15%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="15%p" />
                 <include
                     latin:keyboardLayout="@xml/kbd_qwerty_f1" />
                 <Key
@@ -66,14 +63,12 @@
             >
                 <Key
                     latin:keyStyle="smileyKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </case>
             <default>
                 <Key
                     latin:keyStyle="returnKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </default>
         </switch>
     </Row>
diff --git a/java/res/xml/kbd_rows_arabic.xml b/java/res/xml/kbd_rows_arabic.xml
index 07e6274..e9de4ad 100644
--- a/java/res/xml/kbd_rows_arabic.xml
+++ b/java/res/xml/kbd_rows_arabic.xml
@@ -29,8 +29,7 @@
         <Key
             latin:keyLabel="ض"
             latin:keyHintLabel="1"
-            latin:popupCharacters="1,١"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="1,١" />
         <Key
             latin:keyLabel="ص"
             latin:keyHintLabel="2"
@@ -71,15 +70,13 @@
             latin:keyLabel="ج"
             latin:keyHintLabel="0"
             latin:popupCharacters="0,٠,\u0686"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="10%p"
     >
         <Key
-            latin:keyLabel="ش"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="ش" />
         <Key
             latin:keyLabel="س" />
         <!-- \u0626: ARABIC LETTER YEH WITH HAMZA ABOVE
@@ -119,16 +116,14 @@
         <Key
             latin:keyLabel="ك"
             latin:popupCharacters="گ"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="10%p"
     >
         <Key
             latin:keyLabel="ظ"
-            latin:keyXPos="5.0%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5.0%p" />
         <Key
             latin:keyLabel="ط" />
         <Key
@@ -148,8 +143,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml/kbd_rows_azerty.xml b/java/res/xml/kbd_rows_azerty.xml
index 96efb66..dbf25eb 100644
--- a/java/res/xml/kbd_rows_azerty.xml
+++ b/java/res/xml/kbd_rows_azerty.xml
@@ -25,13 +25,11 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="a"
             latin:keyHintLabel="1"
-            latin:popupCharacters="@string/alternates_for_a"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_a" />
         <Key
             latin:keyLabel="z"
             latin:keyHintLabel="2"
@@ -68,16 +66,14 @@
             latin:keyLabel="p"
             latin:keyHintLabel="0"
             latin:popupCharacters="@string/alternates_for_p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="10%p"
     >
         <Key
             latin:keyLabel="q"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -101,8 +97,7 @@
             latin:popupCharacters="@string/alternates_for_l" />
         <Key
             latin:keyLabel="m"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="10%p"
@@ -110,8 +105,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="15%p"
-            latin:visualInsetsRight="1%p"
-            latin:keyEdgeFlags="left" />
+            latin:visualInsetsRight="1%p" />
         <Key
             latin:keyLabel="w"
             latin:popupCharacters="@string/alternates_for_w" />
@@ -135,8 +129,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml/kbd_rows_hebrew.xml b/java/res/xml/kbd_rows_hebrew.xml
index af34885..1ec0768 100644
--- a/java/res/xml/kbd_rows_hebrew.xml
+++ b/java/res/xml/kbd_rows_hebrew.xml
@@ -25,12 +25,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="ק"
-            latin:keyXPos="5%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5%p" />
         <Key
             latin:keyLabel="ר" />
         <Key
@@ -48,15 +46,13 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <Row
         latin:keyWidth="10%p"
     >
         <Key
-            latin:keyLabel="ש"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="ש" />
         <Key
             latin:keyLabel="ד" />
         <Key
@@ -78,8 +74,7 @@
             latin:keyLabel="ך" />
         <Key
             latin:keyLabel="ף"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="10%p"
@@ -87,8 +82,7 @@
         <Key
             latin:keyLabel="ז"
             latin:popupCharacters="ז׳"
-            latin:keyXPos="5%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyXPos="5%p" />
         <Key
             latin:keyLabel="ס" />
         <Key
@@ -107,8 +101,7 @@
             latin:popupCharacters="ת׳" />
         <Key
             latin:keyLabel="ץ"
-            latin:popupCharacters="ץ׳"
-            latin:keyEdgeFlags="right" />
+            latin:popupCharacters="ץ׳" />
         <!-- Here is 5%p space -->
     </Row>
     <include
diff --git a/java/res/xml/kbd_rows_qwertz.xml b/java/res/xml/kbd_rows_qwertz.xml
index 347ef60..f948921 100644
--- a/java/res/xml/kbd_rows_qwertz.xml
+++ b/java/res/xml/kbd_rows_qwertz.xml
@@ -25,13 +25,11 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
             latin:keyHintLabel="1"
-            latin:popupCharacters="@string/alternates_for_q"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_q" />
         <Key
             latin:keyLabel="w"
             latin:keyHintLabel="2"
@@ -68,8 +66,7 @@
             latin:keyLabel="p"
             latin:keyHintLabel="0"
             latin:popupCharacters="@string/alternates_for_p"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row2" />
@@ -79,8 +76,7 @@
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="15%p"
-            latin:visualInsetsRight="1%p"
-            latin:keyEdgeFlags="left" />
+            latin:visualInsetsRight="1%p" />
         <Key
             latin:keyLabel="y"
             latin:popupCharacters="@string/alternates_for_y" />
@@ -102,8 +98,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
    <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml/kbd_rows_russian.xml b/java/res/xml/kbd_rows_russian.xml
index 2c10c31..216d749 100644
--- a/java/res/xml/kbd_rows_russian.xml
+++ b/java/res/xml/kbd_rows_russian.xml
@@ -25,14 +25,12 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="9.091%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="й"
             latin:keyHintLabel="1"
             latin:popupCharacters="1"
-            latin:keyWidth="8.75%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="8.75%p" />
         <Key
             latin:keyLabel="ц"
             latin:keyHintLabel="2"
@@ -71,16 +69,14 @@
             latin:popupCharacters="0" />
         <Key
             latin:keyLabel="х"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
             latin:keyWidth="9.091%p"
     >
         <Key
             latin:keyLabel="ф"
-            latin:keyWidth="8.75%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="8.75%p" />
         <Key
             latin:keyLabel="ы" />
         <Key
@@ -101,16 +97,14 @@
             latin:keyLabel="ж" />
         <Key
             latin:keyLabel="э"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="8.5%p"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
-            latin:keyWidth="11.75%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="11.75%p" />
         <Key
             latin:keyLabel="я" />
         <Key
@@ -132,8 +126,7 @@
             latin:keyLabel="ю" />
         <Key
             latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml/kbd_rows_scandinavian.xml b/java/res/xml/kbd_rows_scandinavian.xml
index 3f25601..7e8902e 100644
--- a/java/res/xml/kbd_rows_scandinavian.xml
+++ b/java/res/xml/kbd_rows_scandinavian.xml
@@ -25,14 +25,12 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="9.09%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="q"
             latin:keyHintLabel="1"
             latin:popupCharacters="@string/alternates_for_q"
-            latin:keyWidth="8.75%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="8.75%p" />
         <Key
             latin:keyLabel="w"
             latin:keyHintLabel="2"
@@ -71,8 +69,7 @@
             latin:popupCharacters="@string/alternates_for_p" />
         <Key
             latin:keyLabel="å"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="9.09%p"
@@ -80,8 +77,7 @@
         <Key
             latin:keyLabel="a"
             latin:popupCharacters="@string/alternates_for_a"
-            latin:keyWidth="8.75%p"
-            latin:keyEdgeFlags="left" />
+            latin:keyWidth="8.75%p" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -109,8 +105,7 @@
         <Key
             latin:keyLabel="@string/keylabel_for_scandinavia_row2_11"
             latin:popupCharacters="@string/alternates_for_scandinavia_row2_11"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row3" />
diff --git a/java/res/xml/kbd_rows_serbian.xml b/java/res/xml/kbd_rows_serbian.xml
index 2bed276..73c807f 100644
--- a/java/res/xml/kbd_rows_serbian.xml
+++ b/java/res/xml/kbd_rows_serbian.xml
@@ -25,13 +25,11 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <Row
         latin:keyWidth="9.09%p"
-        latin:rowEdgeFlags="top"
     >
         <Key
             latin:keyLabel="љ"
             latin:keyHintLabel="1"
-            latin:popupCharacters="1"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="1" />
         <Key
             latin:keyLabel="њ"
             latin:keyHintLabel="2"
@@ -70,15 +68,13 @@
             latin:popupCharacters="0" />
         <Key
             latin:keyLabel="ш"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="9.09%p"
     >
         <Key
-            latin:keyLabel="а"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="а" />
         <Key
             latin:keyLabel="с" />
         <Key
@@ -99,15 +95,13 @@
             latin:keyLabel="ч" />
         <Key
             latin:keyLabel="ћ"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row
         latin:keyWidth="8.90%p"
     >
         <Key
-            latin:keyStyle="shiftKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="shiftKeyStyle" />
         <Key
             latin:keyLabel="ѕ" />
         <Key
@@ -128,8 +122,7 @@
             latin:keyLabel="ж" />
         <Key
             latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row4" />
diff --git a/java/res/xml/kbd_rows_spanish.xml b/java/res/xml/kbd_rows_spanish.xml
index c5ead10..6d00718 100644
--- a/java/res/xml/kbd_rows_spanish.xml
+++ b/java/res/xml/kbd_rows_spanish.xml
@@ -30,8 +30,7 @@
     >
         <Key
             latin:keyLabel="a"
-            latin:popupCharacters="@string/alternates_for_a"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_a" />
         <Key
             latin:keyLabel="s"
             latin:popupCharacters="@string/alternates_for_s" />
@@ -54,8 +53,7 @@
             latin:keyLabel="l"
             latin:popupCharacters="@string/alternates_for_l" />
         <Key
-            latin:keyLabel="ñ"
-            latin:keyEdgeFlags="right" />
+            latin:keyLabel="ñ" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_qwerty_row3" />
diff --git a/java/res/xml/kbd_symbols.xml b/java/res/xml/kbd_symbols.xml
index 7c0cee6..7bb8d02 100644
--- a/java/res/xml/kbd_symbols.xml
+++ b/java/res/xml/kbd_symbols.xml
@@ -26,13 +26,10 @@
         latin:keyboardLayout="@xml/kbd_key_styles" />
     <include
         latin:keyboardLayout="@xml/kbd_currency_key_styles" />
-    <Row
-        latin:rowEdgeFlags="top"
-    >
+    <Row>
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_1"
-            latin:popupCharacters="@string/alternates_for_symbols_1"
-            latin:keyEdgeFlags="left" />
+            latin:popupCharacters="@string/alternates_for_symbols_1" />
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_2"
             latin:popupCharacters="@string/alternates_for_symbols_2" />
@@ -60,13 +57,11 @@
         <Key
             latin:keyLabel="@string/keylabel_for_symbols_0"
             latin:popupCharacters="@string/alternates_for_symbols_0"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyLabel="\@"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="\@" />
         <Key
             latin:keyLabel="\#" />
         <Key
@@ -91,15 +86,13 @@
         <Key
             latin:keyLabel=")"
             latin:popupCharacters="],},&gt;"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="altKeyStyle"
             latin:keyWidth="15%p"
-            latin:visualInsetsRight="1%p"
-            latin:keyEdgeFlags="left" />
+            latin:visualInsetsRight="1%p" />
         <Key
             latin:keyLabel="!"
             latin:popupCharacters="¡" />
@@ -125,8 +118,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <include
         latin:keyboardLayout="@xml/kbd_symbols_row4" />
diff --git a/java/res/xml/kbd_symbols_f1.xml b/java/res/xml/kbd_symbols_f1.xml
index 3c7346c..cebb4f0 100644
--- a/java/res/xml/kbd_symbols_f1.xml
+++ b/java/res/xml/kbd_symbols_f1.xml
@@ -36,10 +36,9 @@
                 <!-- latin:hasVoiceKey="false" -->
                 <default>
                     <Key
-                        latin:keyLabel="@string/keylabel_for_symbols_comma"
-                        latin:popupCharacters="@string/alternates_for_symbols_comma"
+                        latin:keyLabel="@string/keylabel_for_symbols_f1"
                         latin:keyWidth="9.2%p"
-                        latin:keyStyle="settingsPopupStyle" />
+                        latin:keyStyle="symbolsF1PopupStyle" />
                 </default>
             </switch>
         </case>
@@ -55,9 +54,8 @@
                 <!-- latin:hasVoiceKey="false" -->
                 <default>
                     <Key
-                        latin:keyLabel="@string/keylabel_for_symbols_comma"
-                        latin:popupCharacters="@string/alternates_for_symbols_comma"
-                        latin:keyStyle="settingsPopupStyle" />
+                        latin:keyLabel="@string/keylabel_for_symbols_f1"
+                        latin:keyStyle="symbolsF1PopupStyle" />
                 </default>
             </switch>
         </default>
diff --git a/java/res/xml/kbd_symbols_row4.xml b/java/res/xml/kbd_symbols_row4.xml
index 24313ac..3fda888 100644
--- a/java/res/xml/kbd_symbols_row4.xml
+++ b/java/res/xml/kbd_symbols_row4.xml
@@ -23,7 +23,6 @@
 >
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="bottom"
     >
         <switch>
             <case
@@ -31,8 +30,7 @@
             >
                 <Key
                     latin:keyStyle="toAlphaKeyStyle"
-                    latin:keyWidth="13.75%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="13.75%p" />
                 <Key
                     latin:keyStyle="settingsKeyStyle"
                     latin:keyWidth="9.2%p" />
@@ -49,8 +47,7 @@
             <default>
                 <Key
                     latin:keyStyle="toAlphaKeyStyle"
-                    latin:keyWidth="15%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="15%p" />
                 <include
                     latin:keyboardLayout="@xml/kbd_symbols_f1" />
                 <Key
@@ -66,14 +63,12 @@
             >
                 <Key
                     latin:keyStyle="smileyKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </case>
             <default>
                 <Key
                     latin:keyStyle="returnKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </default>
         </switch>
     </Row>
diff --git a/java/res/xml/kbd_symbols_shift.xml b/java/res/xml/kbd_symbols_shift.xml
index f22d45a..f4ccd6c 100644
--- a/java/res/xml/kbd_symbols_shift.xml
+++ b/java/res/xml/kbd_symbols_shift.xml
@@ -24,12 +24,9 @@
 >
     <include
         latin:keyboardLayout="@xml/kbd_key_styles" />
-    <Row
-        latin:rowEdgeFlags="top"
-    >
+    <Row>
         <Key
-            latin:keyLabel="~"
-            latin:keyEdgeFlags="left" />
+            latin:keyLabel="~" />
         <Key
             latin:keyLabel="`" />
         <Key
@@ -55,13 +52,11 @@
             latin:keyLabel="{" />
         <Key
             latin:keyLabel="}"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
-            latin:keyStyle="nonSpecialBackgroundTabKeyStyle"
-            latin:keyEdgeFlags="left" />
+            latin:keyStyle="nonSpecialBackgroundTabKeyStyle" />
         <Key
             latin:keyStyle="nonPasswordSymbolKeyStyle"
             latin:keyLabel="£" />
@@ -87,15 +82,13 @@
             latin:keyLabel="[" />
         <Key
             latin:keyLabel="]"
-            latin:keyWidth="fillRight"
-            latin:keyEdgeFlags="right" />
+            latin:keyWidth="fillRight" />
     </Row>
     <Row>
         <Key
             latin:keyStyle="shiftKeyStyle"
             latin:keyWidth="15%p"
-            latin:visualInsetsRight="1%p"
-            latin:keyEdgeFlags="left" />
+            latin:visualInsetsRight="1%p" />
         <Key
             latin:keyStyle="nonPasswordSymbolKeyStyle"
             latin:keyLabel="™" />
@@ -120,8 +113,7 @@
         <Key
             latin:keyStyle="deleteKeyStyle"
             latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p"
-            latin:keyEdgeFlags="right" />
+            latin:visualInsetsLeft="1%p" />
     </Row>
     <include latin:keyboardLayout="@xml/kbd_symbols_shift_row4" />
 </Keyboard>
diff --git a/java/res/xml/kbd_symbols_shift_row4.xml b/java/res/xml/kbd_symbols_shift_row4.xml
index 90a96e4..35d444a 100644
--- a/java/res/xml/kbd_symbols_shift_row4.xml
+++ b/java/res/xml/kbd_symbols_shift_row4.xml
@@ -23,7 +23,6 @@
 >
     <Row
         latin:keyWidth="10%p"
-        latin:rowEdgeFlags="bottom"
     >
         <switch>
             <case
@@ -31,8 +30,7 @@
             >
                 <Key
                     latin:keyStyle="toAlphaKeyStyle"
-                    latin:keyWidth="13.75%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="13.75%p" />
                 <Key
                     latin:keyStyle="settingsKeyStyle"
                     latin:keyWidth="9.2%p" />
@@ -53,8 +51,7 @@
             <default>
                 <Key
                     latin:keyStyle="toAlphaKeyStyle"
-                    latin:keyWidth="15%p"
-                    latin:keyEdgeFlags="left" />
+                    latin:keyWidth="15%p" />
                 <Key
                     latin:keyLabel="„"
                     latin:popupCharacters="“,”,„,‟,«,»,‘,’,‚,‛"
@@ -73,14 +70,12 @@
             >
                 <Key
                     latin:keyStyle="smileyKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </case>
             <default>
                 <Key
                     latin:keyStyle="returnKeyStyle"
-                    latin:keyWidth="fillRight"
-                    latin:keyEdgeFlags="right" />
+                    latin:keyWidth="fillRight" />
             </default>
         </switch>
     </Row>
diff --git a/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java b/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
index ae614b7..7e71b5f 100644
--- a/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
+++ b/java/src/com/android/inputmethod/accessibility/AccessibilityUtils.java
@@ -16,7 +16,6 @@
 
 package com.android.inputmethod.accessibility;
 
-import android.accessibilityservice.AccessibilityServiceInfo;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.inputmethodservice.InputMethodService;
@@ -82,10 +81,8 @@
      */
     public boolean isTouchExplorationEnabled() {
         return ENABLE_ACCESSIBILITY
-                && AccessibilityEventCompatUtils.supportsTouchExploration()
                 && mAccessibilityManager.isEnabled()
-                && !mCompatManager.getEnabledAccessibilityServiceList(
-                        AccessibilityServiceInfo.FEEDBACK_SPOKEN).isEmpty();
+                && mCompatManager.isTouchExplorationEnabled();
     }
 
     /**
diff --git a/java/src/com/android/inputmethod/compat/AccessibilityEventCompatUtils.java b/java/src/com/android/inputmethod/compat/AccessibilityEventCompatUtils.java
index 5005772..2fa9d87 100644
--- a/java/src/com/android/inputmethod/compat/AccessibilityEventCompatUtils.java
+++ b/java/src/com/android/inputmethod/compat/AccessibilityEventCompatUtils.java
@@ -16,24 +16,7 @@
 
 package com.android.inputmethod.compat;
 
-import android.view.accessibility.AccessibilityEvent;
-
-import java.lang.reflect.Field;
-
 public class AccessibilityEventCompatUtils {
     public static final int TYPE_VIEW_HOVER_ENTER = 0x80;
     public static final int TYPE_VIEW_HOVER_EXIT = 0x100;
-
-    private static final Field FIELD_TYPE_VIEW_HOVER_ENTER = CompatUtils.getField(
-            AccessibilityEvent.class, "TYPE_VIEW_HOVER_ENTER");
-    private static final Field FIELD_TYPE_VIEW_HOVER_EXIT = CompatUtils.getField(
-            AccessibilityEvent.class, "TYPE_VIEW_HOVER_EXIT");
-    private static final Integer OBJ_TYPE_VIEW_HOVER_ENTER = (Integer) CompatUtils
-            .getFieldValue(null, null, FIELD_TYPE_VIEW_HOVER_ENTER);
-    private static final Integer OBJ_TYPE_VIEW_HOVER_EXIT = (Integer) CompatUtils
-            .getFieldValue(null, null, FIELD_TYPE_VIEW_HOVER_EXIT);
-
-    public static boolean supportsTouchExploration() {
-        return OBJ_TYPE_VIEW_HOVER_ENTER != null && OBJ_TYPE_VIEW_HOVER_EXIT != null;
-    }
 }
diff --git a/java/src/com/android/inputmethod/compat/AccessibilityManagerCompatWrapper.java b/java/src/com/android/inputmethod/compat/AccessibilityManagerCompatWrapper.java
index 4db1c7a..a30af0f 100644
--- a/java/src/com/android/inputmethod/compat/AccessibilityManagerCompatWrapper.java
+++ b/java/src/com/android/inputmethod/compat/AccessibilityManagerCompatWrapper.java
@@ -16,16 +16,13 @@
 
 package com.android.inputmethod.compat;
 
-import android.accessibilityservice.AccessibilityServiceInfo;
 import android.view.accessibility.AccessibilityManager;
 
 import java.lang.reflect.Method;
-import java.util.Collections;
-import java.util.List;
 
 public class AccessibilityManagerCompatWrapper {
-    private static final Method METHOD_getEnabledAccessibilityServiceList = CompatUtils.getMethod(
-            AccessibilityManager.class, "getEnabledAccessibilityServiceList", int.class);
+    private static final Method METHOD_isTouchExplorationEnabled = CompatUtils.getMethod(
+            AccessibilityManager.class, "isTouchExplorationEnabled");
 
     private final AccessibilityManager mManager;
 
@@ -33,10 +30,7 @@
         mManager = manager;
     }
 
-    @SuppressWarnings("unchecked")
-    public List<AccessibilityServiceInfo> getEnabledAccessibilityServiceList(int feedbackType) {
-        return (List<AccessibilityServiceInfo>) CompatUtils.invoke(mManager,
-                Collections.<AccessibilityServiceInfo>emptyList(),
-                METHOD_getEnabledAccessibilityServiceList, feedbackType);
+    public boolean isTouchExplorationEnabled() {
+        return (Boolean) CompatUtils.invoke(mManager, false, METHOD_isTouchExplorationEnabled);
     }
 }
diff --git a/java/src/com/android/inputmethod/keyboard/Key.java b/java/src/com/android/inputmethod/keyboard/Key.java
index 45bf68c..33ab511 100644
--- a/java/src/com/android/inputmethod/keyboard/Key.java
+++ b/java/src/com/android/inputmethod/keyboard/Key.java
@@ -95,7 +95,7 @@
      * {@link Keyboard#EDGE_LEFT}, {@link Keyboard#EDGE_RIGHT},
      * {@link Keyboard#EDGE_TOP} and {@link Keyboard#EDGE_BOTTOM}.
      */
-    public final int mEdgeFlags;
+    private int mEdgeFlags;
     /** Whether this is a functional key which has different key top than normal key */
     public final boolean mFunctional;
     /** Whether this key repeats itself when held down */
@@ -273,8 +273,7 @@
             mFunctional = style.getBoolean(keyAttr, R.styleable.Keyboard_Key_isFunctional, false);
             mSticky = style.getBoolean(keyAttr, R.styleable.Keyboard_Key_isSticky, false);
             mEnabled = style.getBoolean(keyAttr, R.styleable.Keyboard_Key_enabled, true);
-            mEdgeFlags = style.getFlag(keyAttr, R.styleable.Keyboard_Key_keyEdgeFlags, 0)
-                    | row.mRowEdgeFlags;
+            mEdgeFlags = 0;
 
             final KeyboardIconsSet iconsSet = mKeyboard.mIconsSet;
             mVisualInsetsLeft = KeyboardParser.getDimensionOrFraction(keyAttr,
@@ -316,6 +315,10 @@
         }
     }
 
+    public void addEdgeFlags(int flags) {
+        mEdgeFlags |= flags;
+    }
+
     public CharSequence getCaseAdjustedLabel() {
         return mKeyboard.adjustLabelCase(mLabel);
     }
@@ -441,15 +444,18 @@
      * assume that all points between the key and the edge are considered to be on the key.
      */
     public boolean isOnKey(int x, int y) {
-        final int flags = mEdgeFlags;
-        final boolean leftEdge = (flags & Keyboard.EDGE_LEFT) != 0;
-        final boolean rightEdge = (flags & Keyboard.EDGE_RIGHT) != 0;
-        final boolean topEdge = (flags & Keyboard.EDGE_TOP) != 0;
-        final boolean bottomEdge = (flags & Keyboard.EDGE_BOTTOM) != 0;
         final int left = mX - mGap / 2;
         final int right = left + mWidth + mGap;
         final int top = mY;
         final int bottom = top + mHeight + mKeyboard.getVerticalGap();
+        final int flags = mEdgeFlags;
+        if (flags == 0) {
+            return x >= left && x <= right && y >= top && y <= bottom;
+        }
+        final boolean leftEdge = (flags & Keyboard.EDGE_LEFT) != 0;
+        final boolean rightEdge = (flags & Keyboard.EDGE_RIGHT) != 0;
+        final boolean topEdge = (flags & Keyboard.EDGE_TOP) != 0;
+        final boolean bottomEdge = (flags & Keyboard.EDGE_BOTTOM) != 0;
         // In order to mitigate rounding errors, we use (left <= x <= right) here.
         return (x >= left || leftEdge) && (x <= right || rightEdge)
                 && (y >= top || topEdge) && (y <= bottom || bottomEdge);
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardView.java b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
index 71c4896..d23b8ff 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardView.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardView.java
@@ -526,7 +526,7 @@
         canvas.translate(-bgX, -bgY);
 
         // Draw key top visuals.
-        final int keyWidth = key.mWidth;
+        final int keyWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight;
         final int keyHeight = key.mHeight;
         final float centerX = keyWidth * 0.5f;
         final float centerY = keyHeight * 0.5f;
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java
index 6256e7f..02c261b 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java
@@ -34,21 +34,20 @@
     private static final int ICON_TO_SYMBOL_KEY = 2;
     private static final int ICON_TO_SYMBOL_KEY_WITH_SHORTCUT = 3;
     private static final int ICON_DELETE_KEY = 4;
-    private static final int ICON_DELETE_RTL_KEY = 5;
-    private static final int ICON_SETTINGS_KEY = 6; // This is also represented as "@icon/6" in xml.
-    private static final int ICON_SHORTCUT_KEY = 7;
-    private static final int ICON_SPACE_KEY = 8;
-    private static final int ICON_RETURN_KEY = 9;
-    private static final int ICON_SEARCH_KEY = 10;
-    private static final int ICON_TAB_KEY = 11;
+    private static final int ICON_SETTINGS_KEY = 5; // This is also represented as "@icon/5" in xml.
+    private static final int ICON_SHORTCUT_KEY = 6;
+    private static final int ICON_SPACE_KEY = 7;
+    private static final int ICON_RETURN_KEY = 8;
+    private static final int ICON_SEARCH_KEY = 9;
+    private static final int ICON_TAB_KEY = 10;
     // This should be aligned with Keyboard.keyIconShifted enum.
-    private static final int ICON_SHIFTED_SHIFT_KEY = 12;
+    private static final int ICON_SHIFTED_SHIFT_KEY = 11;
     // This should be aligned with Keyboard.keyIconPreview enum.
-    private static final int ICON_PREVIEW_TAB_KEY = 13;
-    private static final int ICON_PREVIEW_SETTINGS_KEY = 14;
-    private static final int ICON_PREVIEW_SHORTCUT_KEY = 15;
+    private static final int ICON_PREVIEW_TAB_KEY = 12;
+    private static final int ICON_PREVIEW_SETTINGS_KEY = 13;
+    private static final int ICON_PREVIEW_SHORTCUT_KEY = 14;
 
-    private static final int ICON_LAST = 15;
+    private static final int ICON_LAST = 14;
 
     private final Drawable mIcons[] = new Drawable[ICON_LAST + 1];
 
@@ -62,8 +61,6 @@
             return ICON_TO_SYMBOL_KEY_WITH_SHORTCUT;
         case R.styleable.Keyboard_iconDeleteKey:
             return ICON_DELETE_KEY;
-        case R.styleable.Keyboard_iconDeleteRtlKey:
-            return ICON_DELETE_RTL_KEY;
         case R.styleable.Keyboard_iconSettingsKey:
             return ICON_SETTINGS_KEY;
         case R.styleable.Keyboard_iconShortcutKey:
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardParser.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardParser.java
index e35db89..fcda919 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardParser.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardParser.java
@@ -135,6 +135,8 @@
     private int mMaxRowWidth = 0;
     private int mTotalHeight = 0;
     private Row mCurrentRow = null;
+    private boolean mLeftEdge;
+    private Key mRightEdgeKey = null;
     private final KeyStyles mKeyStyles = new KeyStyles();
 
     public KeyboardParser(Keyboard keyboard, Context context) {
@@ -623,6 +625,8 @@
         mCurrentX = 0;
         setSpacer(mCurrentX, mHorizontalEdgesPadding);
         mCurrentRow = row;
+        mLeftEdge = true;
+        mRightEdgeKey = null;
     }
 
     private void endRow() {
@@ -633,10 +637,19 @@
             mMaxRowWidth = mCurrentX;
         mCurrentY += mCurrentRow.mDefaultHeight;
         mCurrentRow = null;
+        if (mRightEdgeKey != null) {
+            mRightEdgeKey.addEdgeFlags(Keyboard.EDGE_RIGHT);
+            mRightEdgeKey = null;
+        }
     }
 
     private void endKey(Key key) {
         mCurrentX = key.mX - key.mGap / 2 + key.mWidth + key.mGap;
+        if (mLeftEdge) {
+            key.addEdgeFlags(Keyboard.EDGE_LEFT);
+            mLeftEdge = false;
+        }
+        mRightEdgeKey = key;
     }
 
     private void endKeyboard(int defaultVerticalGap) {
@@ -646,6 +659,8 @@
 
     private void setSpacer(int keyXPos, int width) {
         mCurrentX = keyXPos + width;
+        mLeftEdge = false;
+        mRightEdgeKey = null;
     }
 
     public static int getDimensionOrFraction(TypedArray a, int index, int base, int defValue) {
diff --git a/java/src/com/android/inputmethod/keyboard/internal/Row.java b/java/src/com/android/inputmethod/keyboard/internal/Row.java
index 06aadcc..b34d6d0 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/Row.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/Row.java
@@ -38,11 +38,6 @@
     public final int mDefaultHorizontalGap;
     /** Vertical gap following this row. */
     public final int mVerticalGap;
-    /**
-     * Edge flags for this row of keys. Possible values that can be assigned are
-     * {@link Keyboard#EDGE_TOP EDGE_TOP} and {@link Keyboard#EDGE_BOTTOM EDGE_BOTTOM}
-     */
-    public final int mRowEdgeFlags;
 
     private final Keyboard mKeyboard;
 
@@ -61,10 +56,6 @@
         mVerticalGap = KeyboardParser.getDimensionOrFraction(a,
                 R.styleable.Keyboard_verticalGap, keyboardHeight, keyboard.getVerticalGap());
         a.recycle();
-        a = res.obtainAttributes(Xml.asAttributeSet(parser),
-                R.styleable.Keyboard_Row);
-        mRowEdgeFlags = a.getInt(R.styleable.Keyboard_Row_rowEdgeFlags, 0);
-        a.recycle();
     }
 
     public Keyboard getKeyboard() {
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
index 76a230f..00d80f5 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryFileDumper.java
@@ -19,6 +19,7 @@
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.res.AssetFileDescriptor;
+import android.content.res.Resources;
 import android.net.Uri;
 import android.text.TextUtils;
 
@@ -129,8 +130,11 @@
      */
     public static String getDictionaryFileFromResource(int resource, Locale locale,
             Context context) throws FileNotFoundException, IOException {
-        return copyFileTo(context.getResources().openRawResource(resource),
-                getCacheFileNameForLocale(locale, context));
+        final Resources res = context.getResources();
+        final Locale savedLocale = Utils.setSystemLocale(res, locale);
+        final InputStream stream = res.openRawResource(resource);
+        Utils.setSystemLocale(res, savedLocale);
+        return copyFileTo(stream, getCacheFileNameForLocale(locale, context));
     }
 
     /**
diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
index bce787d..989a0e9 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.content.res.AssetFileDescriptor;
+import android.content.res.Resources;
 import android.util.Log;
 
 import java.io.FileNotFoundException;
@@ -42,8 +43,13 @@
     /**
      * Returns a file address from a resource, or null if it cannot be opened.
      */
-    private static AssetFileAddress loadFallbackResource(Context context, int fallbackResId) {
-        final AssetFileDescriptor afd = context.getResources().openRawResourceFd(fallbackResId);
+    private static AssetFileAddress loadFallbackResource(final Context context,
+            final int fallbackResId, final Locale locale) {
+        final Resources res = context.getResources();
+        final Locale savedLocale = Utils.setSystemLocale(res, locale);
+        final AssetFileDescriptor afd = res.openRawResourceFd(fallbackResId);
+        Utils.setSystemLocale(res, savedLocale);
+
         if (afd == null) {
             Log.e(TAG, "Found the resource but cannot read it. Is it compressed? resId="
                     + fallbackResId);
@@ -91,7 +97,8 @@
                 Log.e(TAG, "Unable to read source data for locale "
                         + locale.toString() + ": falling back to internal dictionary");
             }
-            final AssetFileAddress fallbackAsset = loadFallbackResource(context, fallbackResId);
+            final AssetFileAddress fallbackAsset = loadFallbackResource(context, fallbackResId,
+                    locale);
             if (null == fallbackAsset) return null;
             return Arrays.asList(fallbackAsset);
         }
diff --git a/java/src/com/android/inputmethod/latin/DictionaryFactory.java b/java/src/com/android/inputmethod/latin/DictionaryFactory.java
index a35b0f5..39b4f63 100644
--- a/java/src/com/android/inputmethod/latin/DictionaryFactory.java
+++ b/java/src/com/android/inputmethod/latin/DictionaryFactory.java
@@ -48,7 +48,7 @@
             int fallbackResId) {
         if (null == locale) {
             Log.e(TAG, "No locale defined for dictionary");
-            return new DictionaryCollection(createBinaryDictionary(context, fallbackResId));
+            return new DictionaryCollection(createBinaryDictionary(context, fallbackResId, locale));
         }
 
         final List<Dictionary> dictList = new LinkedList<Dictionary>();
@@ -56,8 +56,11 @@
                 BinaryDictionaryGetter.getDictionaryFiles(locale, context, fallbackResId);
         if (null != assetFileList) {
             for (final AssetFileAddress f : assetFileList) {
-                dictList.add(
-                        new BinaryDictionary(context, f.mFilename, f.mOffset, f.mLength, null));
+                final BinaryDictionary binaryDictionary =
+                        new BinaryDictionary(context, f.mFilename, f.mOffset, f.mLength, null);
+                if (binaryDictionary.isValidDictionary()) {
+                    dictList.add(binaryDictionary);
+                }
             }
         }
 
@@ -67,7 +70,17 @@
         if (null == dictList) {
             return new DictionaryCollection();
         } else {
-            return new DictionaryCollection(dictList);
+            if (dictList.isEmpty()) {
+                // The list may be empty if no dictionaries have been added. The getter should not
+                // return an empty list, but if it does we end up here. Likewise, if the files
+                // we found could not be opened by the native code for any reason (format mismatch,
+                // file too big to fit in memory, etc) then we could have an empty list. In this
+                // case we want to fall back on the resource.
+                return new DictionaryCollection(createBinaryDictionary(context, fallbackResId,
+                        locale));
+            } else {
+                return new DictionaryCollection(dictList);
+            }
         }
     }
 
@@ -75,12 +88,21 @@
      * Initializes a dictionary from a raw resource file
      * @param context application context for reading resources
      * @param resId the resource containing the raw binary dictionary
+     * @param locale the locale to use for the resource
      * @return an initialized instance of BinaryDictionary
      */
-    protected static BinaryDictionary createBinaryDictionary(Context context, int resId) {
+    protected static BinaryDictionary createBinaryDictionary(final Context context,
+            final int resId, final Locale locale) {
         AssetFileDescriptor afd = null;
         try {
-            afd = context.getResources().openRawResourceFd(resId);
+            final Resources res = context.getResources();
+            if (null != locale) {
+                final Locale savedLocale = Utils.setSystemLocale(res, locale);
+                afd = res.openRawResourceFd(resId);
+                Utils.setSystemLocale(res, savedLocale);
+            } else {
+                afd = res.openRawResourceFd(resId);
+            }
             if (afd == null) {
                 Log.e(TAG, "Found the resource but it is compressed. resId=" + resId);
                 return null;
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 5d8fd34..64f7e60 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -546,8 +546,9 @@
         // know now whether this is a password text field, because we need to know now whether we
         // want to enable the voice button.
         final VoiceProxy voiceIme = mVoiceProxy;
-        voiceIme.resetVoiceStates(InputTypeCompatUtils.isPasswordInputType(attribute.inputType)
-                || InputTypeCompatUtils.isVisiblePasswordInputType(attribute.inputType));
+        final int inputType = (attribute != null) ? attribute.inputType : 0;
+        voiceIme.resetVoiceStates(InputTypeCompatUtils.isPasswordInputType(inputType)
+                || InputTypeCompatUtils.isVisiblePasswordInputType(inputType));
 
         initializeInputAttributes(attribute);
 
diff --git a/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp b/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp
index ce874d8..18c9724 100644
--- a/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp
+++ b/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp
@@ -17,6 +17,7 @@
 
 #define LOG_TAG "LatinIME: jni: BinaryDictionary"
 
+#include "binary_format.h"
 #include "com_android_inputmethod_latin_BinaryDictionary.h"
 #include "dictionary.h"
 #include "jni.h"
@@ -38,6 +39,8 @@
 
 namespace latinime {
 
+void releaseDictBuf(void* dictBuf, const size_t length, int fd);
+
 static jint latinime_BinaryDictionary_open(JNIEnv *env, jobject object,
         jstring sourceDir, jlong dictOffset, jlong dictSize,
         jint typedLetterMultiplier, jint fullWordMultiplier, jint maxWordLength, jint maxWords,
@@ -104,8 +107,18 @@
         LOGE("DICT: dictBuf is null");
         return 0;
     }
-    Dictionary *dictionary = new Dictionary(dictBuf, dictSize, fd, adjust, typedLetterMultiplier,
-            fullWordMultiplier, maxWordLength, maxWords, maxAlternatives);
+    Dictionary *dictionary = NULL;
+    if (BinaryFormat::UNKNOWN_FORMAT == BinaryFormat::detectFormat((uint8_t*)dictBuf)) {
+        LOGE("DICT: dictionary format is unknown, bad magic number");
+#ifdef USE_MMAP_FOR_DICTIONARY
+        releaseDictBuf(((char*)dictBuf) - adjust, adjDictSize, fd);
+#else // USE_MMAP_FOR_DICTIONARY
+        releaseDictBuf(dictBuf, 0, 0);
+#endif // USE_MMAP_FOR_DICTIONARY
+    } else {
+        dictionary = new Dictionary(dictBuf, dictSize, fd, adjust, typedLetterMultiplier,
+                fullWordMultiplier, maxWordLength, maxWords, maxAlternatives);
+    }
     PROF_END(66);
     PROF_CLOSE;
     return (jint)dictionary;
@@ -180,19 +193,27 @@
     void *dictBuf = dictionary->getDict();
     if (!dictBuf) return;
 #ifdef USE_MMAP_FOR_DICTIONARY
-    int ret = munmap((void *)((char *)dictBuf - dictionary->getDictBufAdjust()),
-            dictionary->getDictSize() + dictionary->getDictBufAdjust());
+    releaseDictBuf((void *)((char *)dictBuf - dictionary->getDictBufAdjust()),
+            dictionary->getDictSize() + dictionary->getDictBufAdjust(), dictionary->getMmapFd());
+#else // USE_MMAP_FOR_DICTIONARY
+    releaseDictBuf(dictBuf, 0, 0);
+#endif // USE_MMAP_FOR_DICTIONARY
+    delete dictionary;
+}
+
+void releaseDictBuf(void* dictBuf, const size_t length, int fd) {
+#ifdef USE_MMAP_FOR_DICTIONARY
+    int ret = munmap(dictBuf, length);
     if (ret != 0) {
         LOGE("DICT: Failure in munmap. ret=%d errno=%d", ret, errno);
     }
-    ret = close(dictionary->getMmapFd());
+    ret = close(fd);
     if (ret != 0) {
         LOGE("DICT: Failure in close. ret=%d errno=%d", ret, errno);
     }
 #else // USE_MMAP_FOR_DICTIONARY
     free(dictBuf);
 #endif // USE_MMAP_FOR_DICTIONARY
-    delete dictionary;
 }
 
 static JNINativeMethod sMethods[] = {
diff --git a/native/src/binary_format.h b/native/src/binary_format.h
index e9f108e..7deec27 100644
--- a/native/src/binary_format.h
+++ b/native/src/binary_format.h
@@ -17,6 +17,8 @@
 #ifndef LATINIME_BINARY_FORMAT_H
 #define LATINIME_BINARY_FORMAT_H
 
+#include "unigram_dictionary.h"
+
 namespace latinime {
 
 class BinaryFormat {
@@ -26,6 +28,11 @@
     const static int MULTIPLE_BYTE_CHARACTER_ADDITIONAL_SIZE = 2;
 
 public:
+    const static int UNKNOWN_FORMAT = -1;
+    const static int FORMAT_VERSION_1 = 1;
+    const static uint16_t FORMAT_VERSION_1_MAGIC_NUMBER = 0x78B1;
+
+    static int detectFormat(const uint8_t* const dict);
     static int getGroupCountAndForwardPointer(const uint8_t* const dict, int* pos);
     static uint8_t getFlagsAndForwardPointer(const uint8_t* const dict, int* pos);
     static int32_t getCharCodeAndForwardPointer(const uint8_t* const dict, int* pos);
@@ -43,6 +50,12 @@
             int *pos);
 };
 
+inline int BinaryFormat::detectFormat(const uint8_t* const dict) {
+    const uint16_t magicNumber = (dict[0] << 8) + dict[1]; // big endian
+    if (FORMAT_VERSION_1_MAGIC_NUMBER == magicNumber) return FORMAT_VERSION_1;
+    return UNKNOWN_FORMAT;
+}
+
 inline int BinaryFormat::getGroupCountAndForwardPointer(const uint8_t* const dict, int* pos) {
     return dict[(*pos)++];
 }