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Commit 276fb35b authored by Sunny Goyal's avatar Sunny Goyal
Browse files

Avoiding new view creation and additional layout during app launch 

Change-Id: Ia9589b70bcdc64a2174b52aabaa1ab392800a081
parent 238f324e

quickstep/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java

+15 −8
Original line number Diff line number Diff line
@@ -443,7 +443,16 @@ public class LauncherAppTransitionManagerImpl extends LauncherAppTransitionManag 
    private void playIconAnimators(AnimatorSet appOpenAnimator, View v, Rect windowTargetBounds,

            boolean toggleVisibility) {

        final boolean isBubbleTextView = v instanceof BubbleTextView;

        if (mFloatingView == null) {

            mFloatingView = new View(mLauncher);

        } else {

            mFloatingView.setTranslationX(0);

            mFloatingView.setTranslationY(0);

            mFloatingView.setScaleX(1);

            mFloatingView.setScaleY(1);

            mFloatingView.setAlpha(1);

            mFloatingView.setBackground(null);

        }

        if (isBubbleTextView && v.getTag() instanceof ItemInfoWithIcon ) {

            // Create a copy of the app icon

            mFloatingView.setBackground(DrawableFactory.INSTANCE.get(mLauncher)
@@ -481,19 +490,17 @@ public class LauncherAppTransitionManagerImpl extends LauncherAppTransitionManag 
                : viewLocationLeft;

        LayoutParams lp = new LayoutParams(rect.width(), rect.height());

        lp.ignoreInsets = true;

        lp.setMarginStart(viewLocationStart);

        lp.leftMargin = viewLocationStart;

        lp.topMargin = viewLocationTop;

        mFloatingView.setLayoutParams(lp);



        // Set the properties here already to make sure they'are available when running the first

        // animation frame.

        mFloatingView.setLeft(viewLocationLeft);

        mFloatingView.setTop(viewLocationTop);

        mFloatingView.setRight(viewLocationLeft + rect.width());

        mFloatingView.setBottom(viewLocationTop + rect.height());

        mFloatingView.layout(viewLocationLeft, viewLocationTop,

                viewLocationLeft + rect.width(), viewLocationTop + rect.height());



        // Swap the two views in place.

        ((ViewGroup) mDragLayer.getParent()).addView(mFloatingView);

        ((ViewGroup) mDragLayer.getParent()).getOverlay().add(mFloatingView);

        if (toggleVisibility) {

            v.setVisibility(View.INVISIBLE);

        }
@@ -562,7 +569,7 @@ public class LauncherAppTransitionManagerImpl extends LauncherAppTransitionManag 
                    ((BubbleTextView) v).setStayPressed(false);

                }

                v.setVisibility(View.VISIBLE);

                ((ViewGroup) mDragLayer.getParent()).removeView(mFloatingView);

                ((ViewGroup) mDragLayer.getParent()).getOverlay().remove(mFloatingView);

            }

        });

    }