diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index b11e25b..15e0065 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -185,6 +185,8 @@
     <declare-styleable name="Keyboard_Key">
         <!-- The unicode value that this key outputs. -->
         <attr name="code" format="integer" />
+        <!-- The alternate unicode value that this key outputs while typing. -->
+        <attr name="altCode" format="integer" />
         <!-- The keys to display in the more keys keyboard. -->
         <attr name="moreKeys" format="string" />
         <!-- Maximum column of more keys keyboard -->
@@ -201,7 +203,7 @@
             <!-- This should be aligned with Key.ACTION_FLAGS_* -->
             <flag name="isRepeatable" value="0x01" />
             <flag name="noKeyPreview" value="0x02" />
-            <flag name="ignoreWhileTyping" value="0x04" />
+            <flag name="altCodeWhileTyping" value="0x04" />
         </attr>
         <!-- The string of characters to output when this key is pressed. -->
         <attr name="keyOutputText" format="string" />
diff --git a/java/res/xml-sw600dp/kbd_key_styles.xml b/java/res/xml-sw600dp/kbd_key_styles.xml
index 5e9a88d..aba1a80 100644
--- a/java/res/xml-sw600dp/kbd_key_styles.xml
+++ b/java/res/xml-sw600dp/kbd_key_styles.xml
@@ -77,13 +77,15 @@
         latin:styleName="shortcutKeyStyle"
         latin:code="@integer/key_shortcut"
         latin:keyIcon="iconShortcutKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:parentStyle="f2PopupStyle" />
     <key-style
         latin:styleName="settingsKeyStyle"
         latin:code="@integer/key_settings"
         latin:keyIcon="iconSettingsKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:backgroundType="functional" />
     <key-style
         latin:styleName="tabKeyStyle"
diff --git a/java/res/xml-sw768dp/kbd_key_styles.xml b/java/res/xml-sw768dp/kbd_key_styles.xml
index 499728d..e6ec53d 100644
--- a/java/res/xml-sw768dp/kbd_key_styles.xml
+++ b/java/res/xml-sw768dp/kbd_key_styles.xml
@@ -59,13 +59,15 @@
         latin:styleName="shortcutKeyStyle"
         latin:code="@integer/key_shortcut"
         latin:keyIcon="iconShortcutKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:backgroundType="functional" />
     <key-style
         latin:styleName="settingsKeyStyle"
         latin:code="@integer/key_settings"
         latin:keyIcon="iconSettingsKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:backgroundType="functional" />
     <key-style
         latin:styleName="tabKeyStyle"
diff --git a/java/res/xml/kbd_key_styles.xml b/java/res/xml/kbd_key_styles.xml
index 835269a..5714e09 100644
--- a/java/res/xml/kbd_key_styles.xml
+++ b/java/res/xml/kbd_key_styles.xml
@@ -163,13 +163,15 @@
         latin:styleName="shortcutKeyStyle"
         latin:code="@integer/key_shortcut"
         latin:keyIcon="iconShortcutKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:parentStyle="f1PopupStyle" />
     <key-style
         latin:styleName="settingsKeyStyle"
         latin:code="@integer/key_settings"
         latin:keyIcon="iconSettingsKey"
-        latin:keyActionFlags="noKeyPreview|ignoreWhileTyping"
+        latin:keyActionFlags="noKeyPreview|altCodeWhileTyping"
+        latin:altCode="@integer/key_space"
         latin:backgroundType="functional" />
     <key-style
         latin:styleName="tabKeyStyle"