Accessibility fixes

> Enabling top bar buttons in accessibility drag-drop
> Unifying logic to show delete/uninstall/app-info targets
> Announcing cell loction as 1-index instead of 0-index

Change-Id: Ibc7801f77e938b2646f0655462cbe9b7f781818b

1 files changed, 17 insertions, 2 deletions

diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 5b399087a..fb49df5df 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -26,18 +26,19 @@ import android.graphics.drawable.Drawable;
 import android.graphics.drawable.TransitionDrawable;
 import android.util.AttributeSet;
 import android.view.View;
+import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.view.animation.DecelerateInterpolator;
 import android.view.animation.LinearInterpolator;
 import android.widget.TextView;
 
-import com.android.launcher3.R;
 import com.android.launcher3.util.Thunk;
 
 /**
  * Implements a DropTarget.
  */
-public abstract class ButtonDropTarget extends TextView implements DropTarget, DragController.DragListener {
+public abstract class ButtonDropTarget extends TextView
+        implements DropTarget, DragController.DragListener, OnClickListener {
 
     private static int DRAG_VIEW_DROP_DURATION = 285;
 
@@ -256,4 +257,18 @@ public abstract class ButtonDropTarget extends TextView implements DropTarget, D
     public void getLocationInDragLayer(int[] loc) {
         mLauncher.getDragLayer().getLocationInDragLayer(this, loc);
     }
+
+    public void enableAccessibleDrag(boolean enable) {
+        setOnClickListener(enable ? this : null);
+    }
+
+    protected String getAccessibilityDropConfirmation() {
+        return null;
+    }
+
+    @Override
+    public void onClick(View v) {
+        LauncherAppState.getInstance().getAccessibilityDelegate()
+            .handleAccessibleDrop(this, null, getAccessibilityDropConfirmation());
+    }
 }