Add Right-To-Left delete icon

Bug: 4161983
Bug: 4170083
Change-Id: Ife9a933353e97f3c7c3ede47623dc7528160f3c5

java/res/values/attrs.xml

@@ -157,6 +157,7 @@
         <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" />
@@ -218,25 +219,26 @@
             <enum name="iconToSymbolKey" value="2" />
             <enum name="iconToSymbolKeyWithShortcut" value="3" />
             <enum name="iconDeleteKey" value="4" />
-            <enum name="iconSettingsKey" value="5" />
+            <enum name="iconDeleteRtlKey" value="5" />
-            <enum name="iconShortcutKey" value="6" />
+            <enum name="iconSettingsKey" value="6" />
-            <enum name="iconSpaceKey" value="7" />
+            <enum name="iconShortcutKey" value="7" />
-            <enum name="iconReturnKey" value="8" />
+            <enum name="iconSpaceKey" value="8" />
-            <enum name="iconSearchKey" value="9" />
+            <enum name="iconReturnKey" value="9" />
-            <enum name="iconTabKey" value="10" />
+            <enum name="iconSearchKey" value="10" />
+            <enum name="iconTabKey" value="11" />
         </attr>
         <!-- Shift key icon for shifted state -->
         <attr name="keyIconShifted" format="enum">
             <!-- This should be aligned with KeyboardIcons.ICON_SHIFTED_* -->
-            <enum name="iconShiftedShiftKey" value="11" />
+            <enum name="iconShiftedShiftKey" value="12" />
         </attr>
         <!-- The icon to show in the popup preview. -->
         <attr name="keyIconPreview" format="enum">
             <!-- This should be aligned with KeyboardIcons.ICON_PREVIEW_* -->
-            <enum name="iconPreviewSpaceKey" value="12" />
+            <enum name="iconPreviewSpaceKey" value="13" />
-            <enum name="iconPreviewTabKey" value="13" />
+            <enum name="iconPreviewTabKey" value="14" />
-            <enum name="iconPreviewSettingsKey" value="14" />
+            <enum name="iconPreviewSettingsKey" value="15" />
-            <enum name="iconPreviewShortcutKey" value="15" />
+            <enum name="iconPreviewShortcutKey" value="16" />
         </attr>
         <!-- The key style to specify a set of key attributes defined by <key_style/> -->
         <attr name="keyStyle" format="string" />

java/res/values/keyboard-icons-black.xml

@@ -18,12 +18,14 @@
     <style name="KeyboardIcons.Black">
         <!-- Keyboard icons -->
         <!-- TODO: The following holo icon for phone (drawable-hdpi and drawable-xhdpi) are too
-             large for phone.
+             ambiguous.
              sym_bkeyboard_voice_off
           -->
         <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>

java/res/values/keyboard-icons-ics.xml

@@ -17,27 +17,14 @@
 <resources>
     <style name="KeyboardIcons.IceCreamSandwich">
         <!-- Keyboard icons -->
-        <!-- TODO: The following holo icon for phone (drawable-hdpi and drawable-xhdpi) are too
-             large for phone.
-             sym_keyboard_shift_holo
-             sym_keyboard_shift_locked_holo
-             sym_keyboard_delete_holo,
-             sym_keyboard_settings_holo
-             sym_keyboard_voice_holo
-             sym_keyboard_voice_holo_off
-             sym_keyboard_space_holo
-             sym_keyboard_return_holo
-             sym_keyboard_tab_holo
-             -->
         <!-- TODO: The following holo icon for phone (drawable-hdpi and drawable-xhdpi) are missing.
              sym_keyboard_123_mic_holo
-             sym_keyboard_search_holo
-             sym_keyboard_feedback_tab_holo
-             sym_keyboard_feedback_voice_holo
              -->
         <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>

java/res/values/keyboard-icons-white.xml

@@ -20,6 +20,8 @@
         <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>

java/res/xml/kbd_key_styles.xml

@@ -59,12 +59,24 @@
         latin:keyIconShifted="iconShiftedShiftKey"
         latin:parentStyle="functionalKeyStyle"
         latin:isSticky="true" />
-    <key-style
+    <switch>
-        latin:styleName="deleteKeyStyle"
+        <case latin:localeCode="ar|iw">
-        latin:code="@integer/key_delete"
+            <key-style
-        latin:keyIcon="iconDeleteKey"
+                latin:styleName="deleteKeyStyle"
-        latin:parentStyle="functionalKeyStyle"
+                latin:code="@integer/key_delete"
-        latin:isRepeatable="true" />
+                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>
     <!-- Return key style -->
     <switch>
         <case

java/src/com/android/inputmethod/keyboard/internal/KeyboardIconsSet.java

@@ -34,21 +34,22 @@ public class KeyboardIconsSet {
     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_SETTINGS_KEY = 5;
+    private static final int ICON_DELETE_RTL_KEY = 5;
-    private static final int ICON_SHORTCUT_KEY = 6;
+    private static final int ICON_SETTINGS_KEY = 6;
-    private static final int ICON_SPACE_KEY = 7;
+    private static final int ICON_SHORTCUT_KEY = 7;
-    private static final int ICON_RETURN_KEY = 8;
+    private static final int ICON_SPACE_KEY = 8;
-    private static final int ICON_SEARCH_KEY = 9;
+    private static final int ICON_RETURN_KEY = 9;
-    private static final int ICON_TAB_KEY = 10;
+    private static final int ICON_SEARCH_KEY = 10;
+    private static final int ICON_TAB_KEY = 11;
     // This should be aligned with Keyboard.keyIconShifted enum.
-    private static final int ICON_SHIFTED_SHIFT_KEY = 11;
+    private static final int ICON_SHIFTED_SHIFT_KEY = 12;
     // This should be aligned with Keyboard.keyIconPreview enum.
-    private static final int ICON_PREVIEW_SPACE_KEY = 12;
+    private static final int ICON_PREVIEW_SPACE_KEY = 13;
-    private static final int ICON_PREVIEW_TAB_KEY = 13;
+    private static final int ICON_PREVIEW_TAB_KEY = 14;
-    private static final int ICON_PREVIEW_SETTINGS_KEY = 14;
+    private static final int ICON_PREVIEW_SETTINGS_KEY = 15;
-    private static final int ICON_PREVIEW_SHORTCUT_KEY = 15;
+    private static final int ICON_PREVIEW_SHORTCUT_KEY = 16;
 
-    private static final int ICON_LAST = 15;
+    private static final int ICON_LAST = 16;
 
     private final Drawable mIcons[] = new Drawable[ICON_LAST + 1];
 
@@ -62,6 +63,8 @@ public class KeyboardIconsSet {
             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: