diff --git a/java/res/xml-fr/kbd_qwerty.xml b/java/res/xml-fr/kbd_qwerty.xml
index e8d5348..7a6c1ea 100644
--- a/java/res/xml-fr/kbd_qwerty.xml
+++ b/java/res/xml-fr/kbd_qwerty.xml
@@ -27,89 +27,69 @@
 >
     <Row>
         <Key
-            android:codes="97"
             android:keyLabel="a"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_a"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="122"
             android:keyLabel="z" />
         <Key
-            android:codes="101"
             android:keyLabel="e"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_e" />
         <Key
-            android:codes="114"
             android:keyLabel="r" />
         <Key
-            android:codes="116"
             android:keyLabel="t" />
         <Key
-            android:codes="121"
             android:keyLabel="y"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_y" />
         <Key
-            android:codes="117"
             android:keyLabel="u"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_u" />
         <Key
-            android:codes="105"
             android:keyLabel="i"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_i" />
         <Key
-            android:codes="111"
             android:keyLabel="o"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_o" />
         <Key
-            android:codes="112"
             android:keyLabel="p"
             android:keyEdgeFlags="right" />
     </Row>
     <Row>
         <Key
-            android:codes="113"
             android:keyLabel="q"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="115"
             android:keyLabel="s"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_s" />
         <Key
-            android:codes="100"
             android:keyLabel="d" />
         <Key
-            android:codes="102"
             android:keyLabel="f" />
         <Key
-            android:codes="103"
             android:keyLabel="g" />
         <Key
-            android:codes="104"
             android:keyLabel="h" />
         <Key
-            android:codes="106"
             android:keyLabel="j" />
         <Key
-            android:codes="107"
             android:keyLabel="k" />
         <Key
-            android:codes="108"
             android:keyLabel="l" />
         <Key
-            android:codes="109"
             android:keyLabel="m"
             android:keyEdgeFlags="right" />
     </Row>
     <Row>
         <Key
-            android:codes="-1"
+            android:codes="@integer/key_shift"
             android:keyIcon="@drawable/sym_keyboard_shift"
             android:keyWidth="15%p"
             android:isModifier="true"
@@ -117,24 +97,18 @@
             android:isSticky="true"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="119"
             android:keyLabel="w" />
         <Key
-            android:codes="120"
             android:keyLabel="x" />
         <Key
-            android:codes="99"
             android:keyLabel="c"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_c" />
         <Key
-            android:codes="118"
             android:keyLabel="v" />
         <Key
-            android:codes="98"
             android:keyLabel="b" />
         <Key
-            android:codes="110"
             android:keyLabel="n"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_n" />
@@ -142,7 +116,7 @@
         <Key
             android:keyLabel="\'" />
         <Key
-            android:codes="-5"
+            android:codes="@integer/key_delete"
             android:keyIcon="@drawable/sym_keyboard_delete"
             android:keyWidth="15%p"
             android:keyEdgeFlags="right"
@@ -155,7 +129,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -173,20 +147,19 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -198,7 +171,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -214,7 +187,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -226,7 +199,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -238,7 +211,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -253,7 +226,7 @@
             android:keyLabel="\@"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -264,7 +237,7 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -276,7 +249,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -294,14 +267,13 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p"
@@ -319,7 +291,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left"
@@ -337,14 +309,14 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_keyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true"
             android:isModifier="true" />
         <Key
-            android:codes="9"
+            android:codes="@integer/key_tab"
             android:keyIcon="@drawable/sym_keyboard_tab"
             android:iconPreview="@drawable/sym_keyboard_feedback_tab"
             android:keyWidth="10%p"
@@ -355,7 +327,7 @@
             android:keyWidth="10%p"
             android:isModifier="true" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_keyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="15%p"
diff --git a/java/res/xml-fr/kbd_qwerty_black.xml b/java/res/xml-fr/kbd_qwerty_black.xml
index 0609988..c8e314a 100644
--- a/java/res/xml-fr/kbd_qwerty_black.xml
+++ b/java/res/xml-fr/kbd_qwerty_black.xml
@@ -27,89 +27,69 @@
 >
     <Row>
         <Key
-            android:codes="97"
             android:keyLabel="a"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_a"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="122"
             android:keyLabel="z" />
         <Key
-            android:codes="101"
             android:keyLabel="e"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_e" />
         <Key
-            android:codes="114"
             android:keyLabel="r" />
         <Key
-            android:codes="116"
             android:keyLabel="t" />
         <Key
-            android:codes="121"
             android:keyLabel="y"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_y" />
         <Key
-            android:codes="117"
             android:keyLabel="u"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_u" />
         <Key
-            android:codes="105"
             android:keyLabel="i"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_i" />
         <Key
-            android:codes="111"
             android:keyLabel="o"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_o" />
         <Key
-            android:codes="112"
             android:keyLabel="p"
             android:keyEdgeFlags="right" />
     </Row>
     <Row>
         <Key
-            android:codes="113"
             android:keyLabel="q"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="115"
             android:keyLabel="s"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_s" />
         <Key
-            android:codes="100"
             android:keyLabel="d" />
         <Key
-            android:codes="102"
             android:keyLabel="f" />
         <Key
-            android:codes="103"
             android:keyLabel="g" />
         <Key
-            android:codes="104"
             android:keyLabel="h" />
         <Key
-            android:codes="106"
             android:keyLabel="j" />
         <Key
-            android:codes="107"
             android:keyLabel="k" />
         <Key
-            android:codes="108"
             android:keyLabel="l" />
         <Key
-            android:codes="109"
             android:keyLabel="m"
             android:keyEdgeFlags="right" />
     </Row>
     <Row>
         <Key
-            android:codes="-1"
+            android:codes="@integer/key_shift"
             android:keyIcon="@drawable/sym_bkeyboard_shift"
             android:keyWidth="15%p"
             android:isModifier="true"
@@ -117,24 +97,18 @@
             android:isSticky="true"
             android:keyEdgeFlags="left" />
         <Key
-            android:codes="119"
             android:keyLabel="w" />
         <Key
-            android:codes="120"
             android:keyLabel="x" />
         <Key
-            android:codes="99"
             android:keyLabel="c"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_c" />
         <Key
-            android:codes="118"
             android:keyLabel="v" />
         <Key
-            android:codes="98"
             android:keyLabel="b" />
         <Key
-            android:codes="110"
             android:keyLabel="n"
             android:popupKeyboard="@xml/kbd_popup_template"
             android:popupCharacters="@string/alternates_for_n" />
@@ -142,7 +116,7 @@
         <Key
             android:keyLabel="\'" />
         <Key
-            android:codes="-5"
+            android:codes="@integer/key_delete"
             android:keyIcon="@drawable/sym_bkeyboard_delete"
             android:keyWidth="15%p"
             android:keyEdgeFlags="right"
@@ -154,7 +128,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -169,18 +143,17 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -191,7 +164,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -204,7 +177,7 @@
             android:keyLabel="/"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -214,7 +187,7 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -225,7 +198,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -237,7 +210,7 @@
         <Key
             android:keyLabel="\@" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
@@ -246,7 +219,7 @@
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="25%p"
@@ -257,7 +230,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -272,13 +245,12 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="46"
             android:keyLabel="."
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
@@ -294,7 +266,7 @@
         android:rowEdgeFlags="bottom"
     >
         <Key
-            android:codes="-2"
+            android:codes="@integer/key_symbol"
             android:keyLabel="@string/label_symbol_key"
             android:keyWidth="15%p"
             android:keyEdgeFlags="left" />
@@ -309,13 +281,13 @@
             android:iconPreview="@drawable/sym_keyboard_feedback_mic"
             android:keyWidth="10%p" />
         <Key
-            android:codes="32"
+            android:codes="@integer/key_space"
             android:keyIcon="@drawable/sym_bkeyboard_space"
             android:iconPreview="@drawable/sym_keyboard_feedback_space"
             android:keyWidth="30%p"
             android:isRepeatable="true" />
         <Key
-            android:codes="9"
+            android:codes="@integer/key_tab"
             android:keyIcon="@drawable/sym_bkeyboard_tab"
             android:iconPreview="@drawable/sym_keyboard_feedback_tab"
             android:keyWidth="10%p" />
@@ -324,10 +296,10 @@
             android:popupKeyboard="@xml/popup_punctuation"
             android:keyWidth="10%p" />
         <Key
-            android:codes="10"
+            android:codes="@integer/key_return"
             android:keyIcon="@drawable/sym_bkeyboard_return"
             android:iconPreview="@drawable/sym_keyboard_feedback_return"
             android:keyWidth="15%p"
             android:keyEdgeFlags="right" />
     </Row>
-</Keyboard>
\ No newline at end of file
+</Keyboard>