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Commit 918d95ca authored by Tiger Huang's avatar Tiger Huang
Browse files

Bring fullscreen backdrop frame back 

We might need to bring the legacy split-screen back. This CL restores
the logic of the fullscreen backdrop frame.

Bug: 161810301
Test: Drag the split-screen divider after setting
      ActivityTaskManager#setSplitScreenResizing to true
Change-Id: Ifdc8b7695595e81e381b3311cf0d266f9af4be23
parent 923eb82c

core/java/android/view/ViewRootImpl.java

+5 −2
Original line number Diff line number Diff line
@@ -8094,10 +8094,13 @@ public final class ViewRootImpl implements ViewParent, 
    private void setFrame(Rect frame) {

        mWinFrame.set(frame);



        final WindowConfiguration winConfig = getConfiguration().windowConfiguration;

        mPendingBackDropFrame.set(mPendingDragResizing && !winConfig.useWindowFrameForBackdrop()

                ? winConfig.getMaxBounds()

                : frame);

        // Surface position is now inherited from parent, and BackdropFrameRenderer uses backdrop

        // frame to position content. Thus, we just keep the size of backdrop frame, and remove the

        // offset to avoid double offset from display origin.

        mPendingBackDropFrame.set(frame);

        mPendingBackDropFrame.offsetTo(0, 0);



        mInsetsController.onFrameChanged(mOverrideInsetsFrame != null ?