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Fixes to touch handling in all apps pull up work

Browse Source 
b/28917826
- Fast scroll bar works even when it's at the top of the recycler view
- Pull down only happens ONLY IF the thumb of the scroll bar is at top
- When container is touched during sliding down animation,
translation should not jump

Change-Id: Ic1d9a4aa77332cc0a7582556f893053003224dd3
This commit is contained in:
Hyunyoung Song
2016-06-10 12:00:02 -07:00
parent a92e0dfa0c
commit f4cbb1428a
4 changed files with 58 additions and 34 deletions
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22
src/com/android/launcher3/allapps/AllAppsTransitionController.java
View File

@@ -9,9 +9,7 @@ import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
import android.view.animation.LinearInterpolator;
import com.android.launcher3.CellLayout;
import com.android.launcher3.Hotseat;
@@ -39,7 +37,7 @@ public class AllAppsTransitionController implements TouchController, VerticalPul
private final Interpolator mAccelInterpolator = new AccelerateInterpolator(1f);
private static final float ANIMATION_DURATION = 2000;
private static final float FINAL_ALPHA = .6f;
private static final float FINAL_ALPHA = .65f;
private AllAppsContainerView mAppsView;
private Workspace mWorkspace;
@@ -60,6 +58,7 @@ public class AllAppsTransitionController implements TouchController, VerticalPul
private float mCurY;
private AnimatorSet mCurrentAnimation;
private boolean mNoIntercept;
public AllAppsTransitionController(Launcher launcher) {
mLauncher = launcher;
@@ -70,11 +69,20 @@ public class AllAppsTransitionController implements TouchController, VerticalPul
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
init();
if (mWorkspace.isInOverviewMode() || mLauncher.isWidgetsViewVisible()) {
return false;
}
if (ev.getAction() == MotionEvent.ACTION_DOWN) {
mDetector.setAllAppsState(mLauncher.isAllAppsVisible(), mAppsView.isScrollAtTop());
mNoIntercept = false;
if (mLauncher.getWorkspace().isInOverviewMode() || mLauncher.isWidgetsViewVisible()) {
mNoIntercept = true;
}
if (mLauncher.isAllAppsVisible() &&
!mAppsView.shouldContainerScroll(ev.getX(), ev.getY())) {
mNoIntercept = true;
}
}
if (mNoIntercept) {
return false;
} else {
mDetector.setScrollDirectionDown(mLauncher.isAllAppsVisible());
}
mDetector.onTouchEvent(ev);
return mDetector.mScrolling;