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[Search][Motion] Introduce header protection in AllApps

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ScrimView exposes ScrimDrawingController that allow FloatingHeaderView to observe AllApps scroll progress and draw header protection on Scrim. In addition, search box independently adopts header protection background to ensure proper clipping behavior.

Test: local
preview: https://drive.google.com/file/d/1_E577AAJ0LBg0zrKJQSEJK9GQnrtx7uv/view?usp=sharing&resourcekey=0-MTxjlB3xWyJ3qPvr4qMdig
Bug: 184946772
Change-Id: I64c0f4f50d26c475d31542148a15c7c145588d3f
This commit is contained in:
Samuel Fufa
2021-05-06 10:02:03 -05:00
parent f94540b28a
commit acebd1f69a
6 changed files with 127 additions and 9 deletions
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15
src/com/android/launcher3/allapps/AllAppsTransitionController.java
View File

@@ -45,6 +45,7 @@ import com.android.launcher3.anim.PropertySetter;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.statemanager.StateManager.StateHandler;
import com.android.launcher3.states.StateAnimationConfig;
import com.android.launcher3.views.ScrimView;
/**
* Handles AllApps view transition.
@@ -88,6 +89,7 @@ public class AllAppsTransitionController
private float mProgress; // [0, 1], mShiftRange * mProgress = shiftCurrent
private float mScrollRangeDelta = 0;
private ScrimView mScrimView;
public AllAppsTransitionController(Launcher l) {
mLauncher = l;
@@ -158,7 +160,7 @@ public class AllAppsTransitionController
Interpolator interpolator = toState.equals(ALL_APPS)
? (config.userControlled ? ACCEL_2 : ACCEL_0_75) :
(config.userControlled ? DEACCEL_2 : DEACCEL);
(config.userControlled ? DEACCEL_2 : DEACCEL);
Animator anim = createSpringAnimation(mProgress, targetProgress);
anim.setInterpolator(config.getInterpolator(ANIM_VERTICAL_PROGRESS, interpolator));
@@ -181,19 +183,28 @@ public class AllAppsTransitionController
Interpolator allAppsFade = config.getInterpolator(ANIM_ALL_APPS_FADE, LINEAR);
setter.setViewAlpha(mAppsView, hasAllAppsContent ? 1 : 0, allAppsFade);
boolean shouldProtectHeader =
ALL_APPS == state || mLauncher.getStateManager().getState() == ALL_APPS;
mScrimView.setDrawingController(shouldProtectHeader ? mAppsView : null);
}
public AnimatorListenerAdapter getProgressAnimatorListener() {
return AnimationSuccessListener.forRunnable(this::onProgressAnimationEnd);
}
public void setupViews(AllAppsContainerView appsView) {
/**
* see Launcher#setupViews
*/
public void setupViews(ScrimView scrimView, AllAppsContainerView appsView) {
mScrimView = scrimView;
mAppsView = appsView;
if (FeatureFlags.ENABLE_DEVICE_SEARCH.get() && Utilities.ATLEAST_R) {
mLauncher.getSystemUiController().updateUiState(UI_STATE_ALLAPPS,
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
}
mAppsView.setScrimView(scrimView);
}
/**