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Commit f6edf989 authored by Adam Cohen's avatar Adam Cohen Committed by Android (Google) Code Review
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Merge "During accessible drag, hover events were not properly getting... 

Merge "During accessible drag, hover events were not properly getting dispatched to the DragAndDropAccessibilityDelegate" into ub-launcher3-rvc-dev
parents f59922d0 6e7c37a2

src/com/android/launcher3/CellLayout.java

+14 −7
Original line number Diff line number Diff line
@@ -182,7 +182,7 @@ public class CellLayout extends ViewGroup { 
    private static final Paint sPaint = new Paint();



    // Related to accessible drag and drop

    private boolean mUseTouchHelper = false;

    DragAndDropAccessibilityDelegate mTouchHelper;



    public CellLayout(Context context) {

        this(context, null);
@@ -290,17 +290,15 @@ public class CellLayout extends ViewGroup { 
        addView(mShortcutsAndWidgets);

    }





    /**

     * Sets or clears a delegate used for accessible drag and drop

     */

    public void setDragAndDropAccessibilityDelegate(DragAndDropAccessibilityDelegate delegate) {

        setOnClickListener(delegate);

        setOnHoverListener(delegate);

        ViewCompat.setAccessibilityDelegate(this, delegate);



        mUseTouchHelper = delegate != null;

        int accessibilityFlag = mUseTouchHelper

        mTouchHelper = delegate;

        int accessibilityFlag = mTouchHelper != null

                ? IMPORTANT_FOR_ACCESSIBILITY_YES : IMPORTANT_FOR_ACCESSIBILITY_NO;

        setImportantForAccessibility(accessibilityFlag);

        getShortcutsAndWidgets().setImportantForAccessibility(accessibilityFlag);
@@ -312,10 +310,19 @@ public class CellLayout extends ViewGroup { 
        }

    }



    @Override

    public boolean dispatchHoverEvent(MotionEvent event) {

        // Always attempt to dispatch hover events to accessibility first.

        if (mTouchHelper != null && mTouchHelper.dispatchHoverEvent(event)) {

            return true;

        }

        return super.dispatchHoverEvent(event);

    }



    @Override

    public boolean onInterceptTouchEvent(MotionEvent ev) {

        if (mUseTouchHelper ||

                (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev))) {

        if (mTouchHelper != null

                || (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev))) {

            return true;

        }

        return false;