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Translate the 3 navigation buttons to/from their in-app position when animating to/from the -1 screen, all apps and widgets. am: 9b6babf839

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Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17389746

Change-Id: I717268354367934aaf276956312aef352dd9af98
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Schneider Victor-tulias
2022-05-03 13:26:26 +00:00
committed by Automerger Merge Worker
parent b3513063b5 9b6babf839
commit 4cc3813806
15 changed files with 205 additions and 29 deletions
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quickstep/src/com/android/launcher3/BaseQuickstepLauncher.java
+25
View File
@@ -24,6 +24,9 @@ import static com.android.launcher3.config.FeatureFlags.ENABLE_QUICKSTEP_LIVE_TI
import static com.android.launcher3.config.FeatureFlags.ENABLE_SPLIT_FROM_WORKSPACE;
import static com.android.launcher3.model.data.ItemInfo.NO_MATCHING_ID;
import static com.android.launcher3.popup.QuickstepSystemShortcut.getSplitSelectShortcutByPosition;
import static com.android.launcher3.taskbar.LauncherTaskbarUIController.ALL_APPS_PAGE_PROGRESS_INDEX;
import static com.android.launcher3.taskbar.LauncherTaskbarUIController.MINUS_ONE_PAGE_PROGRESS_INDEX;
import static com.android.launcher3.taskbar.LauncherTaskbarUIController.WIDGETS_PAGE_PROGRESS_INDEX;
import static com.android.launcher3.util.DisplayController.CHANGE_ACTIVE_SCREEN;
import static com.android.launcher3.util.DisplayController.CHANGE_NAVIGATION_MODE;
import static com.android.launcher3.util.DisplayController.NavigationMode.TWO_BUTTONS;
@@ -229,6 +232,28 @@ public abstract class BaseQuickstepLauncher extends Launcher {
public void onScrollChanged(float progress) {
super.onScrollChanged(progress);
mDepthController.onOverlayScrollChanged(progress);
onTaskbarInAppDisplayProgressUpdate(progress, MINUS_ONE_PAGE_PROGRESS_INDEX);
}
@Override
public void onAllAppsTransition(float progress) {
super.onAllAppsTransition(progress);
onTaskbarInAppDisplayProgressUpdate(progress, ALL_APPS_PAGE_PROGRESS_INDEX);
}
@Override
public void onWidgetsTransition(float progress) {
super.onWidgetsTransition(progress);
onTaskbarInAppDisplayProgressUpdate(progress, WIDGETS_PAGE_PROGRESS_INDEX);
}
private void onTaskbarInAppDisplayProgressUpdate(float progress, int flag) {
if (mTaskbarManager == null
|| mTaskbarManager.getCurrentActivityContext() == null
|| mTaskbarUIController == null) {
return;
}
mTaskbarUIController.onTaskbarInAppDisplayProgressUpdate(progress, flag);
}
@Override
quickstep/src/com/android/launcher3/taskbar/DesktopTaskbarUIController.java
+6
View File
@@ -39,4 +39,10 @@ public class DesktopTaskbarUIController extends TaskbarUIController {
protected void onDestroy() {
mLauncher.getHotseat().setIconsAlpha(1f);
}
@Override
/** Disable taskbar stashing in desktop environment. */
public boolean supportsVisualStashing() {
return false;
}
}
quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+77 -4
View File
@@ -22,6 +22,7 @@ import android.animation.Animator;
import android.annotation.ColorInt;
import android.os.RemoteException;
import android.util.Log;
import android.util.SparseArray;
import android.view.MotionEvent;
import android.view.TaskTransitionSpec;
import android.view.WindowManagerGlobal;
@@ -55,6 +56,13 @@ public class LauncherTaskbarUIController extends TaskbarUIController {
private static final String TAG = "TaskbarUIController";
public static final int MINUS_ONE_PAGE_PROGRESS_INDEX = 0;
public static final int ALL_APPS_PAGE_PROGRESS_INDEX = 1;
public static final int WIDGETS_PAGE_PROGRESS_INDEX = 2;
public static final int SYSUI_SURFACE_PROGRESS_INDEX = 3;
private final SparseArray<Float> mTaskbarInAppDisplayProgress = new SparseArray<>(4);
private final BaseQuickstepLauncher mLauncher;
private final DeviceProfile.OnDeviceProfileChangeListener mOnDeviceProfileChangeListener =
@@ -92,10 +100,6 @@ public class LauncherTaskbarUIController extends TaskbarUIController {
mLauncher.addOnDeviceProfileChangeListener(mOnDeviceProfileChangeListener);
}
public boolean supportsVisualStashing() {
return mControllers.taskbarStashController.supportsVisualStashing();
}
@Override
protected void onDestroy() {
super.onDestroy();
@@ -271,6 +275,53 @@ public class LauncherTaskbarUIController extends TaskbarUIController {
forceHideBackground(inProgress);
}
/**
* Animates Taskbar elements during a transition to a Launcher state that should use in-app
* layouts.
*
* @param progress [0, 1]
* 0 => use home layout
* 1 => use in-app layout
*/
public void onTaskbarInAppDisplayProgressUpdate(float progress, int progressIndex) {
if (mControllers == null) {
// This method can be called before init() is called.
return;
}
mTaskbarInAppDisplayProgress.put(progressIndex, progress);
if (!mControllers.taskbarStashController.isInApp()
&& !mTaskbarLauncherStateController.isAnimatingToLauncher()) {
// Only animate the nav buttons while home and not animating home, otherwise let
// the TaskbarViewController handle it.
mControllers.navbarButtonsViewController
.getTaskbarNavButtonTranslationYForInAppDisplay()
.updateValue(mLauncher.getDeviceProfile().getTaskbarOffsetY()
* getInAppDisplayProgress());
}
}
/** Returns true iff any in-app display progress > 0. */
public boolean shouldUseInAppLayout() {
return getInAppDisplayProgress() > 0;
}
private float getInAppDisplayProgress(int index) {
if (!mTaskbarInAppDisplayProgress.contains(index)) {
mTaskbarInAppDisplayProgress.put(index, 0f);
}
return mTaskbarInAppDisplayProgress.get(index);
}
private float getInAppDisplayProgress() {
return Stream.of(
getInAppDisplayProgress(MINUS_ONE_PAGE_PROGRESS_INDEX),
getInAppDisplayProgress(ALL_APPS_PAGE_PROGRESS_INDEX),
getInAppDisplayProgress(WIDGETS_PAGE_PROGRESS_INDEX),
getInAppDisplayProgress(SYSUI_SURFACE_PROGRESS_INDEX))
.max(Float::compareTo)
.get();
}
@Override
public void dumpLogs(String prefix, PrintWriter pw) {
super.dumpLogs(prefix, pw);
@@ -280,6 +331,28 @@ public class LauncherTaskbarUIController extends TaskbarUIController {
prefix,
mTaskbarOverrideBackgroundAlpha.value));
pw.println(String.format("%s\tTaskbar in-app display progress:", prefix));
if (mControllers == null) {
pw.println(String.format("%s\t\tMissing mControllers", prefix));
} else {
pw.println(String.format(
"%s\t\tprogress at MINUS_ONE_PAGE_PROGRESS_INDEX=%.2f",
prefix,
getInAppDisplayProgress(MINUS_ONE_PAGE_PROGRESS_INDEX)));
pw.println(String.format(
"%s\t\tprogress at ALL_APPS_PAGE_PROGRESS_INDEX=%.2f",
prefix,
getInAppDisplayProgress(ALL_APPS_PAGE_PROGRESS_INDEX)));
pw.println(String.format(
"%s\t\tprogress at WIDGETS_PAGE_PROGRESS_INDEX=%.2f",
prefix,
getInAppDisplayProgress(WIDGETS_PAGE_PROGRESS_INDEX)));
pw.println(String.format(
"%s\t\tprogress at SYSUI_SURFACE_PROGRESS_INDEX=%.2f",
prefix,
getInAppDisplayProgress(SYSUI_SURFACE_PROGRESS_INDEX)));
}
mTaskbarLauncherStateController.dumpLogs(prefix + "\t", pw);
}
}
quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+32 -10
View File
@@ -16,6 +16,7 @@
package com.android.launcher3.taskbar;
import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_X;
import static com.android.launcher3.taskbar.LauncherTaskbarUIController.SYSUI_SURFACE_PROGRESS_INDEX;
import static com.android.launcher3.taskbar.TaskbarNavButtonController.BUTTON_A11Y;
import static com.android.launcher3.taskbar.TaskbarNavButtonController.BUTTON_BACK;
import static com.android.launcher3.taskbar.TaskbarNavButtonController.BUTTON_HOME;
@@ -126,11 +127,13 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
private final AnimatedFloat mTaskbarNavButtonTranslationY = new AnimatedFloat(
this::updateNavButtonTranslationY);
private final AnimatedFloat mTaskbarNavButtonTranslationYForInAppDisplay = new AnimatedFloat(
this::updateNavButtonTranslationY);
private final AnimatedFloat mTaskbarNavButtonTranslationYForIme = new AnimatedFloat(
this::updateNavButtonTranslationY);
// Only applies to mTaskbarNavButtonTranslationY
private final AnimatedFloat mNavButtonTranslationYMultiplier = new AnimatedFloat(
this::updateNavButtonTranslationY);
// Used for System UI state updates that should translate the nav button for in-app display.
private final AnimatedFloat mNavButtonInAppDisplayProgressForSysui = new AnimatedFloat(
this::updateNavButtonInAppDisplayProgressForSysui);
private final AnimatedFloat mTaskbarNavButtonDarkIntensity = new AnimatedFloat(
this::updateNavButtonDarkIntensity);
private final AnimatedFloat mNavButtonDarkIntensityMultiplier = new AnimatedFloat(
@@ -173,7 +176,6 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
public void init(TaskbarControllers controllers) {
mControllers = controllers;
mNavButtonsView.getLayoutParams().height = mContext.getDeviceProfile().taskbarSize;
mNavButtonTranslationYMultiplier.value = 1;
boolean isThreeButtonNav = mContext.isThreeButtonNav();
mIsImeRenderingNavButtons =
@@ -205,9 +207,9 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
// Make sure to remove nav bar buttons translation when notification shade is expanded or
// IME is showing (add separate translation for IME).
int flagsToRemoveTranslation = FLAG_NOTIFICATION_SHADE_EXPANDED | FLAG_IME_VISIBLE;
mPropertyHolders.add(new StatePropertyHolder(mNavButtonTranslationYMultiplier,
mPropertyHolders.add(new StatePropertyHolder(mNavButtonInAppDisplayProgressForSysui,
flags -> (flags & flagsToRemoveTranslation) != 0, AnimatedFloat.VALUE,
0, 1));
1, 0));
// Center nav buttons in new height for IME.
float transForIme = (mContext.getDeviceProfile().taskbarSize
- mControllers.taskbarInsetsController.getTaskbarHeightForIme()) / 2f;
@@ -526,6 +528,11 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
return mTaskbarNavButtonTranslationY;
}
/** Use to set the translationY for the all nav+contextual buttons when in Launcher */
public AnimatedFloat getTaskbarNavButtonTranslationYForInAppDisplay() {
return mTaskbarNavButtonTranslationYForInAppDisplay;
}
/** Use to set the dark intensity for the all nav+contextual buttons */
public AnimatedFloat getTaskbarNavButtonDarkIntensity() {
return mTaskbarNavButtonDarkIntensity;
@@ -554,11 +561,26 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
}
}
private void updateNavButtonInAppDisplayProgressForSysui() {
TaskbarUIController uiController = mControllers.uiController;
if (uiController instanceof LauncherTaskbarUIController) {
((LauncherTaskbarUIController) uiController).onTaskbarInAppDisplayProgressUpdate(
mNavButtonInAppDisplayProgressForSysui.value, SYSUI_SURFACE_PROGRESS_INDEX);
}
}
private void updateNavButtonTranslationY() {
float normalTranslationY = mTaskbarNavButtonTranslationY.value
* mNavButtonTranslationYMultiplier.value;
float otherTranslationY = mTaskbarNavButtonTranslationYForIme.value;
mNavButtonsView.setTranslationY(normalTranslationY + otherTranslationY);
final float normalTranslationY = mTaskbarNavButtonTranslationY.value;
final float imeAdjustmentTranslationY = mTaskbarNavButtonTranslationYForIme.value;
TaskbarUIController uiController = mControllers.uiController;
final float inAppDisplayAdjustmentTranslationY =
(uiController instanceof LauncherTaskbarUIController
&& ((LauncherTaskbarUIController) uiController).shouldUseInAppLayout())
? mTaskbarNavButtonTranslationYForInAppDisplay.value : 0;
mNavButtonsView.setTranslationY(normalTranslationY
+ imeAdjustmentTranslationY
+ inAppDisplayAdjustmentTranslationY);
}
private void updateNavButtonDarkIntensity() {
quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+1 -1
View File
@@ -199,7 +199,7 @@ public class TaskbarActivityContext extends BaseTaskbarContext {
new TaskbarInsetsController(this));
}
public void init(TaskbarSharedState sharedState) {
public void init(@NonNull TaskbarSharedState sharedState) {
mLastRequestedNonFullscreenHeight = getDefaultTaskbarWindowHeight();
mWindowLayoutParams = createDefaultWindowLayoutParams();
quickstep/src/com/android/launcher3/taskbar/TaskbarControllers.java
+14 -3
View File
@@ -61,6 +61,8 @@ public class TaskbarControllers {
private boolean mAreAllControllersInitialized;
private final List<Runnable> mPostInitCallbacks = new ArrayList<>();
@Nullable private TaskbarSharedState mSharedState = null;
public TaskbarControllers(TaskbarActivityContext taskbarActivityContext,
TaskbarDragController taskbarDragController,
TaskbarNavButtonController navButtonController,
@@ -104,8 +106,9 @@ public class TaskbarControllers {
* TaskbarControllers instance, but should be careful to only access things that were created
* in constructors for now, as some controllers may still be waiting for init().
*/
public void init(TaskbarSharedState sharedState) {
public void init(@NonNull TaskbarSharedState sharedState) {
mAreAllControllersInitialized = false;
mSharedState = sharedState;
taskbarDragController.init(this);
navbarButtonsViewController.init(this);
@@ -116,11 +119,11 @@ public class TaskbarControllers {
taskbarUnfoldAnimationController.init(this);
taskbarKeyguardController.init(navbarButtonsViewController);
stashedHandleViewController.init(this);
taskbarStashController.init(this, sharedState);
taskbarStashController.init(this, sharedState.setupUIVisible);
taskbarEduController.init(this);
taskbarPopupController.init(this);
taskbarForceVisibleImmersiveController.init(this);
taskbarAllAppsController.init(this, sharedState);
taskbarAllAppsController.init(this, sharedState.allAppsVisible);
navButtonController.init(this);
taskbarInsetsController.init(this);
@@ -139,6 +142,12 @@ public class TaskbarControllers {
mPostInitCallbacks.clear();
}
@Nullable
public TaskbarSharedState getSharedState() {
// This should only be null if called before init() and after destroy().
return mSharedState;
}
public void onConfigurationChanged(@Config int configChanges) {
navbarButtonsViewController.onConfigurationChanged(configChanges);
}
@@ -147,6 +156,8 @@ public class TaskbarControllers {
* Cleans up all controllers.
*/
public void onDestroy() {
mSharedState = null;
navbarButtonsViewController.onDestroy();
uiController.onDestroy();
rotationButtonController.onDestroy();
quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+3
View File
@@ -194,6 +194,9 @@ public class TaskbarManager {
* Sets a {@link StatefulActivity} to act as taskbar callback
*/
public void setActivity(@NonNull StatefulActivity activity) {
if (mActivity == activity) {
return;
}
mActivity = activity;
mUnfoldProgressProvider.setSourceProvider(getUnfoldTransitionProgressProviderForActivity(
activity));
quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
-1
View File
@@ -25,5 +25,4 @@ public class TaskbarSharedState {
public boolean setupUIVisible = false;
public boolean allAppsVisible = false;
}
quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+3 -3
View File
@@ -167,7 +167,7 @@ public class TaskbarStashController implements TaskbarControllers.LoggableTaskba
mStashedHeight = mActivity.getDeviceProfile().stashedTaskbarSize;
}
public void init(TaskbarControllers controllers, TaskbarSharedState sharedState) {
public void init(TaskbarControllers controllers, boolean setupUIVisible) {
mControllers = controllers;
TaskbarDragLayerController dragLayerController = controllers.taskbarDragLayerController;
@@ -188,7 +188,7 @@ public class TaskbarStashController implements TaskbarControllers.LoggableTaskba
boolean isManuallyStashedInApp = supportsManualStashing()
&& mPrefs.getBoolean(SHARED_PREFS_STASHED_KEY, DEFAULT_STASHED_PREF);
boolean isInSetup = !mActivity.isUserSetupComplete() || sharedState.setupUIVisible;
boolean isInSetup = !mActivity.isUserSetupComplete() || setupUIVisible;
updateStateForFlag(FLAG_STASHED_IN_APP_MANUAL, isManuallyStashedInApp);
updateStateForFlag(FLAG_STASHED_IN_APP_SETUP, isInSetup);
updateStateForFlag(FLAG_IN_SETUP, isInSetup);
@@ -202,7 +202,7 @@ public class TaskbarStashController implements TaskbarControllers.LoggableTaskba
* state.
*/
public boolean supportsVisualStashing() {
return !mActivity.isThreeButtonNav();
return mControllers.uiController.supportsVisualStashing();
}
/**
quickstep/src/com/android/launcher3/taskbar/TaskbarUIController.java
+5
View File
@@ -49,6 +49,11 @@ public class TaskbarUIController {
return true;
}
public boolean supportsVisualStashing() {
if (mControllers == null) return false;
return !mControllers.taskbarActivityContext.isThreeButtonNav();
}
protected void onStashedInAppChanged() { }
public Stream<ItemInfoWithIcon> getAppIconsForEdu() {
quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java
+4
View File
@@ -73,6 +73,7 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
private final AnimatedFloat mTaskbarIconTranslationYForStash = new AnimatedFloat(
this::updateTranslationY);
private AnimatedFloat mTaskbarNavButtonTranslationY;
private AnimatedFloat mTaskbarNavButtonTranslationYForInAppDisplay;
private final AnimatedFloat mThemeIconsBackground = new AnimatedFloat(
this::updateIconsBackground);
@@ -112,6 +113,8 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
}
mTaskbarNavButtonTranslationY =
controllers.navbarButtonsViewController.getTaskbarNavButtonTranslationY();
mTaskbarNavButtonTranslationYForInAppDisplay = controllers.navbarButtonsViewController
.getTaskbarNavButtonTranslationYForInAppDisplay();
}
public void onDestroy() {
@@ -242,6 +245,7 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
int offsetY = launcherDp.getTaskbarOffsetY();
setter.setFloat(mTaskbarIconTranslationYForHome, VALUE, -offsetY, LINEAR);
setter.setFloat(mTaskbarNavButtonTranslationY, VALUE, -offsetY, LINEAR);
setter.setFloat(mTaskbarNavButtonTranslationYForInAppDisplay, VALUE, offsetY, LINEAR);
if (Utilities.isDarkTheme(mTaskbarView.getContext())) {
setter.addFloat(mThemeIconsBackground, VALUE, 0f, 1f, LINEAR);
quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java
+8 -7
View File
@@ -38,7 +38,6 @@ import com.android.launcher3.model.data.AppInfo;
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.taskbar.TaskbarActivityContext;
import com.android.launcher3.taskbar.TaskbarControllers;
import com.android.launcher3.taskbar.TaskbarSharedState;
import com.android.systemui.shared.system.TaskStackChangeListener;
import com.android.systemui.shared.system.TaskStackChangeListeners;
@@ -72,7 +71,6 @@ public final class TaskbarAllAppsController implements OnDeviceProfileChangeList
};
private TaskbarControllers mControllers;
private TaskbarSharedState mSharedState;
/** Window context for all apps if it is open. */
private @Nullable TaskbarAllAppsContext mAllAppsContext;
@@ -88,18 +86,17 @@ public final class TaskbarAllAppsController implements OnDeviceProfileChangeList
}
/** Initialize the controller. */
public void init(TaskbarControllers controllers, TaskbarSharedState sharedState) {
public void init(TaskbarControllers controllers, boolean allAppsVisible) {
if (!FeatureFlags.ENABLE_ALL_APPS_IN_TASKBAR.get()) {
return;
}
mControllers = controllers;
mSharedState = sharedState;
/*
* Recreate All Apps if it was open in the previous Taskbar instance (e.g. the configuration
* changed).
*/
if (mSharedState.allAppsVisible) {
if (allAppsVisible) {
show(false);
}
}
@@ -141,7 +138,9 @@ public final class TaskbarAllAppsController implements OnDeviceProfileChangeList
return;
}
mProxyView.show();
mSharedState.allAppsVisible = true;
// mControllers and getSharedState should never be null here. Do not handle null-pointer
// to catch invalid states.
mControllers.getSharedState().allAppsVisible = true;
mAllAppsContext = new TaskbarAllAppsContext(mTaskbarContext,
this,
@@ -176,7 +175,9 @@ public final class TaskbarAllAppsController implements OnDeviceProfileChangeList
return;
}
mProxyView.close(false);
mSharedState.allAppsVisible = false;
// mControllers and getSharedState should never be null here. Do not handle null-pointer
// to catch invalid states.
mControllers.getSharedState().allAppsVisible = false;
onDestroy();
}
src/com/android/launcher3/Launcher.java
+18
View File
@@ -3168,6 +3168,24 @@ public class Launcher extends StatefulActivity<LauncherState>
return new DragOptions();
}
/**
* Animates Launcher elements during a transition to the All Apps page.
*
* @param progress Transition progress from 0 to 1; where 0 => home and 1 => all apps.
*/
public void onAllAppsTransition(float progress) {
// No-Op
}
/**
* Animates Launcher elements during a transition to the Widgets pages.
*
* @param progress Transition progress from 0 to 1; where 0 => home and 1 => widgets.
*/
public void onWidgetsTransition(float progress) {
// No-Op
}
private static class NonConfigInstance {
public Configuration config;
public Bitmap snapshot;
src/com/android/launcher3/allapps/AllAppsTransitionController.java
+1
View File
@@ -190,6 +190,7 @@ public class AllAppsTransitionController
public void setProgress(float progress) {
mProgress = progress;
getAppsViewProgressTranslationY().set(mAppsView, mProgress * mShiftRange);
mLauncher.onAllAppsTransition(1 - progress);
}
public float getProgress() {
src/com/android/launcher3/widget/BaseWidgetSheet.java
+8
View File
@@ -44,6 +44,7 @@ import com.android.launcher3.touch.ItemLongClickListener;
import com.android.launcher3.util.SystemUiController;
import com.android.launcher3.util.Themes;
import com.android.launcher3.views.AbstractSlideInView;
import com.android.launcher3.views.ActivityContext;
import com.android.launcher3.views.ArrowTipView;
/**
@@ -306,4 +307,11 @@ public abstract class BaseWidgetSheet extends AbstractSlideInView<Launcher>
return mActivityContext.getSharedPrefs().getBoolean(KEY_WIDGETS_EDUCATION_TIP_SEEN, false)
|| Utilities.IS_RUNNING_IN_TEST_HARNESS;
}
@Override
protected void setTranslationShift(float translationShift) {
super.setTranslationShift(translationShift);
Launcher launcher = ActivityContext.lookupContext(getContext());
launcher.onWidgetsTransition(1 - translationShift);
}
}