1 files changed, 34 insertions, 15 deletions

diff --git a/java/src/com/android/inputmethod/compat/CursorAnchorInfoCompatWrapper.java b/java/src/com/android/inputmethod/compat/CursorAnchorInfoCompatWrapper.java
index 3a86ccbda..5af31795c 100644
--- a/java/src/com/android/inputmethod/compat/CursorAnchorInfoCompatWrapper.java
+++ b/java/src/com/android/inputmethod/compat/CursorAnchorInfoCompatWrapper.java
@@ -34,10 +34,17 @@ public final class CursorAnchorInfoCompatWrapper {
      */
     public static final int FLAG_HAS_INVISIBLE_REGION = 0x02;
 
+    /**
+     * The insertion marker or character bounds is placed at right-to-left (RTL) character.
+     */
+    public static final int FLAG_IS_RTL = 0x04;
+
     // Note that CursorAnchorInfo has been introduced in API level XX (Build.VERSION_CODE.LXX).
     private static final CompatUtils.ClassWrapper sCursorAnchorInfoClass;
-    private static final CompatUtils.ToObjectMethodWrapper<RectF> sGetCharacterRectMethod;
-    private static final CompatUtils.ToIntMethodWrapper sGetCharacterRectFlagsMethod;
+    private static final CompatUtils.ToIntMethodWrapper sGetSelectionStartMethod;
+    private static final CompatUtils.ToIntMethodWrapper sGetSelectionEndMethod;
+    private static final CompatUtils.ToObjectMethodWrapper<RectF> sGetCharacterBoundsMethod;
+    private static final CompatUtils.ToIntMethodWrapper sGetCharacterBoundsFlagsMethod;
     private static final CompatUtils.ToObjectMethodWrapper<CharSequence> sGetComposingTextMethod;
     private static final CompatUtils.ToIntMethodWrapper sGetComposingTextStartMethod;
     private static final CompatUtils.ToFloatMethodWrapper sGetInsertionMarkerBaselineMethod;
@@ -47,18 +54,22 @@ public final class CursorAnchorInfoCompatWrapper {
     private static final CompatUtils.ToObjectMethodWrapper<Matrix> sGetMatrixMethod;
     private static final CompatUtils.ToIntMethodWrapper sGetInsertionMarkerFlagsMethod;
 
-    private static int COMPOSING_TEXT_START_DEFAULT = -1;
+    private static int INVALID_TEXT_INDEX = -1;
     static {
         sCursorAnchorInfoClass = CompatUtils.getClassWrapper(
                 "android.view.inputmethod.CursorAnchorInfo");
-        sGetCharacterRectMethod = sCursorAnchorInfoClass.getMethod(
-                "getCharacterRect", (RectF)null, int.class);
-        sGetCharacterRectFlagsMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
-                "getCharacterRectFlags", 0, int.class);
+        sGetSelectionStartMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
+                "getSelectionStart", INVALID_TEXT_INDEX);
+        sGetSelectionEndMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
+                "getSelectionEnd", INVALID_TEXT_INDEX);
+        sGetCharacterBoundsMethod = sCursorAnchorInfoClass.getMethod(
+                "getCharacterBounds", (RectF)null, int.class);
+        sGetCharacterBoundsFlagsMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
+                "getCharacterBoundsFlags", 0, int.class);
         sGetComposingTextMethod = sCursorAnchorInfoClass.getMethod(
                 "getComposingText", (CharSequence)null);
         sGetComposingTextStartMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
-                "getComposingTextStart", COMPOSING_TEXT_START_DEFAULT);
+                "getComposingTextStart", INVALID_TEXT_INDEX);
         sGetInsertionMarkerBaselineMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
                 "getInsertionMarkerBaseline", 0.0f);
         sGetInsertionMarkerBottomMethod = sCursorAnchorInfoClass.getPrimitiveMethod(
@@ -73,8 +84,8 @@ public final class CursorAnchorInfoCompatWrapper {
     }
 
     @UsedForTesting
-    public static boolean isAvailable() {
-        return sCursorAnchorInfoClass.exists();
+    public boolean isAvailable() {
+        return sCursorAnchorInfoClass.exists() && mInstance != null;
     }
 
     private Object mInstance;
@@ -85,7 +96,7 @@ public final class CursorAnchorInfoCompatWrapper {
 
     @UsedForTesting
     public static CursorAnchorInfoCompatWrapper fromObject(final Object instance) {
-        if (!isAvailable()) {
+        if (!sCursorAnchorInfoClass.exists()) {
             return new CursorAnchorInfoCompatWrapper(null);
         }
         return new CursorAnchorInfoCompatWrapper(instance);
@@ -100,6 +111,14 @@ public final class CursorAnchorInfoCompatWrapper {
         return FakeHolder.sInstance;
     }
 
+    public int getSelectionStart() {
+        return sGetSelectionStartMethod.invoke(mInstance);
+    }
+
+    public int getSelectionEnd() {
+        return sGetSelectionEndMethod.invoke(mInstance);
+    }
+
     public CharSequence getComposingText() {
         return sGetComposingTextMethod.invoke(mInstance);
     }
@@ -112,12 +131,12 @@ public final class CursorAnchorInfoCompatWrapper {
         return sGetMatrixMethod.invoke(mInstance);
     }
 
-    public RectF getCharacterRect(final int index) {
-        return sGetCharacterRectMethod.invoke(mInstance, index);
+    public RectF getCharacterBounds(final int index) {
+        return sGetCharacterBoundsMethod.invoke(mInstance, index);
     }
 
-    public int getCharacterRectFlags(final int index) {
-        return sGetCharacterRectFlagsMethod.invoke(mInstance, index);
+    public int getCharacterBoundsFlags(final int index) {
+        return sGetCharacterBoundsFlagsMethod.invoke(mInstance, index);
     }
 
     public float getInsertionMarkerBaseline() {