Adding support for overlay and corresponding plugin to Launcher
Updating various task callbacks to handle overlays
Change-Id: I80077508ad35c31269c873f51f0105302a9e6a5d
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 559b55f..ac7894b 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -27,6 +27,7 @@
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.LauncherState.OVERVIEW_PEEK;
+import static com.android.launcher3.Utilities.postAsyncCallback;
import static com.android.launcher3.dragndrop.DragLayer.ALPHA_INDEX_LAUNCHER_LOAD;
import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
import static com.android.launcher3.logging.LoggerUtils.newTarget;
@@ -79,6 +80,7 @@
import android.widget.Toast;
import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
import com.android.launcher3.DropTarget.DragObject;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
@@ -115,6 +117,7 @@
import com.android.launcher3.states.RotationHelper;
import com.android.launcher3.touch.ItemClickHandler;
import com.android.launcher3.uioverrides.UiFactory;
+import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
import com.android.launcher3.userevent.nano.LauncherLogProto;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
@@ -148,6 +151,12 @@
import com.android.launcher3.widget.WidgetListRowEntry;
import com.android.launcher3.widget.WidgetsFullSheet;
import com.android.launcher3.widget.custom.CustomWidgetManager;
+import com.android.systemui.plugins.OverlayPlugin;
+import com.android.systemui.plugins.PluginListener;
+import com.android.systemui.plugins.shared.LauncherExterns;
+import com.android.systemui.plugins.shared.LauncherOverlayManager;
+import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlay;
+import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlayCallbacks;
import java.io.FileDescriptor;
import java.io.PrintWriter;
@@ -157,16 +166,14 @@
import java.util.HashSet;
import java.util.List;
import java.util.function.Predicate;
-
-import androidx.annotation.Nullable;
-import androidx.annotation.VisibleForTesting;
+import java.util.function.Supplier;
/**
* Default launcher application.
*/
public class Launcher extends BaseDraggingActivity implements LauncherExterns,
Callbacks, LauncherProviderChangeListener, UserEventDelegate,
- InvariantDeviceProfile.OnIDPChangeListener {
+ InvariantDeviceProfile.OnIDPChangeListener, PluginListener<OverlayPlugin> {
public static final String TAG = "Launcher";
static final boolean LOGD = false;
@@ -295,6 +302,11 @@
private DeviceProfile mStableDeviceProfile;
private RotationMode mRotationMode = RotationMode.NORMAL;
+ protected LauncherOverlayManager mOverlayManager;
+ // If true, overlay callbacks are deferred
+ private boolean mDeferOverlayCallbacks;
+ private final Runnable mDeferredOverlayCallbacks = this::checkIfOverlayStillDeferred;
+
@Override
protected void onCreate(Bundle savedInstanceState) {
RaceConditionTracker.onEvent(ON_CREATE_EVT, ENTER);
@@ -391,6 +403,10 @@
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onCreate(savedInstanceState);
}
+ mOverlayManager = getDefaultOverlay();
+ PluginManagerWrapper.INSTANCE.get(this).addPluginListener(this,
+ OverlayPlugin.class, false /* allowedMultiple */);
+
mRotationHelper.initialize();
TraceHelper.endSection("Launcher-onCreate");
@@ -416,6 +432,38 @@
});
}
+ protected LauncherOverlayManager getDefaultOverlay() {
+ return new LauncherOverlayManager() { };
+ }
+
+ @Override
+ public void onPluginConnected(OverlayPlugin overlayManager, Context context) {
+ switchOverlay(() -> overlayManager.createOverlayManager(this, this));
+ }
+
+ @Override
+ public void onPluginDisconnected(OverlayPlugin plugin) {
+ switchOverlay(this::getDefaultOverlay);
+ }
+
+ private void switchOverlay(Supplier<LauncherOverlayManager> overlaySupplier) {
+ if (mOverlayManager != null) {
+ mOverlayManager.onActivityDestroyed(this);
+ }
+ mOverlayManager = overlaySupplier.get();
+ if (getRootView().isAttachedToWindow()) {
+ mOverlayManager.onAttachedToWindow();
+ }
+ mDeferOverlayCallbacks = true;
+ checkIfOverlayStillDeferred();
+ }
+
+ @Override
+ protected void dispatchDeviceProfileChanged() {
+ super.dispatchDeviceProfileChanged();
+ mOverlayManager.onDeviceProvideChanged();
+ }
+
@Override
public void onEnterAnimationComplete() {
super.onEnterAnimationComplete();
@@ -572,6 +620,7 @@
/**
* Call this after onCreate to set or clear overlay.
*/
+ @Override
public void setLauncherOverlay(LauncherOverlay overlay) {
if (overlay != null) {
overlay.setOverlayCallbacks(new LauncherOverlayCallbacksImpl());
@@ -579,18 +628,16 @@
mWorkspace.setLauncherOverlay(overlay);
}
+ @Override
+ public void runOnOverlayHidden(Runnable runnable) {
+ getWorkspace().runOnOverlayHidden(runnable);
+ }
+
public boolean setLauncherCallbacks(LauncherCallbacks callbacks) {
mLauncherCallbacks = callbacks;
return true;
}
- @Override
- public void onLauncherProviderChanged() {
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onLauncherProviderChange();
- }
- }
-
public boolean isDraggingEnabled() {
// We prevent dragging when we are loading the workspace as it is possible to pick up a view
// that is subsequently removed from the workspace in startBinding().
@@ -789,9 +836,6 @@
final int requestCode, final int resultCode, final Intent data) {
mPendingActivityRequestCode = -1;
handleActivityResult(requestCode, resultCode, data);
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onActivityResult(requestCode, resultCode, data);
- }
}
@Override
@@ -818,10 +862,6 @@
getString(R.string.derived_app_name)), Toast.LENGTH_SHORT).show();
}
}
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions,
- grantResults);
- }
}
/**
@@ -880,9 +920,12 @@
protected void onStop() {
super.onStop();
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onStop();
+ if (mDeferOverlayCallbacks) {
+ checkIfOverlayStillDeferred();
+ } else {
+ mOverlayManager.onActivityStopped(this);
}
+
logStopAndResume(Action.Command.STOP);
mAppWidgetHost.setListenIfResumed(false);
@@ -900,9 +943,10 @@
protected void onStart() {
RaceConditionTracker.onEvent(ON_START_EVT, ENTER);
super.onStart();
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onStart();
+ if (!mDeferOverlayCallbacks) {
+ mOverlayManager.onActivityStarted(this);
}
+
mAppWidgetHost.setListenIfResumed(true);
RaceConditionTracker.onEvent(ON_START_EVT, EXIT);
}
@@ -944,15 +988,50 @@
} else {
getUserEventDispatcher().logActionCommand(command, containerType, -1);
}
+ }
+ private void scheduleDeferredCheck() {
+ mHandler.removeCallbacks(mDeferredOverlayCallbacks);
+ postAsyncCallback(mHandler, mDeferredOverlayCallbacks);
+ }
+
+ private void checkIfOverlayStillDeferred() {
+ if (!mDeferOverlayCallbacks) {
+ return;
+ }
+ if (isStarted() && (!hasBeenResumed() || mStateManager.getState().disableInteraction)) {
+ return;
+ }
+ mDeferOverlayCallbacks = false;
+
+ // Move the client to the correct state. Calling the same method twice is no-op.
+ if (isStarted()) {
+ mOverlayManager.onActivityStarted(this);
+ }
+ if (hasBeenResumed()) {
+ mOverlayManager.onActivityResumed(this);
+ } else {
+ mOverlayManager.onActivityPaused(this);
+ }
+ if (!isStarted()) {
+ mOverlayManager.onActivityStopped(this);
+ }
+ }
+
+ public void deferOverlayCallbacksUntilNextResumeOrStop() {
+ mDeferOverlayCallbacks = true;
+ }
+
+ public LauncherOverlayManager getOverlayManager() {
+ return mOverlayManager;
}
public void onStateSetStart(LauncherState state) {
if (mDeferredResumePending) {
handleDeferredResume();
}
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onStateChanged();
+ if (mDeferOverlayCallbacks) {
+ scheduleDeferredCheck();
}
}
@@ -981,8 +1060,10 @@
resumeCallbacks.clear();
}
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onResume();
+ if (mDeferOverlayCallbacks) {
+ scheduleDeferredCheck();
+ } else {
+ mOverlayManager.onActivityResumed(this);
}
TraceHelper.endSection("ON_RESUME");
@@ -998,8 +1079,9 @@
mDragController.cancelDrag();
mDragController.resetLastGestureUpTime();
mDropTargetBar.animateToVisibility(false);
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onPause();
+
+ if (!mDeferOverlayCallbacks) {
+ mOverlayManager.onActivityPaused(this);
}
}
@@ -1015,35 +1097,6 @@
mStateManager.onWindowFocusChanged();
}
- public interface LauncherOverlay {
-
- /**
- * Touch interaction leading to overscroll has begun
- */
- void onScrollInteractionBegin();
-
- /**
- * Touch interaction related to overscroll has ended
- */
- void onScrollInteractionEnd();
-
- /**
- * Scroll progress, between 0 and 100, when the user scrolls beyond the leftmost
- * screen (or in the case of RTL, the rightmost screen).
- */
- void onScrollChange(float progress, boolean rtl);
-
- /**
- * Called when the launcher is ready to use the overlay
- * @param callbacks A set of callbacks provided by Launcher in relation to the overlay
- */
- void setOverlayCallbacks(LauncherOverlayCallbacks callbacks);
- }
-
- public interface LauncherOverlayCallbacks {
- void onScrollChanged(float progress);
- }
-
class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks {
public void onScrollChanged(float progress) {
@@ -1301,19 +1354,14 @@
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
-
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onAttachedToWindow();
- }
+ mOverlayManager.onAttachedToWindow();
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
-
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onDetachedFromWindow();
- }
+ mOverlayManager.onDetachedFromWindow();
+ closeContextMenu();
}
public AllAppsTransitionController getAllAppsController() {
@@ -1362,10 +1410,16 @@
return mModelWriter;
}
+ @Override
public SharedPreferences getSharedPrefs() {
return mSharedPrefs;
}
+ @Override
+ public SharedPreferences getDevicePrefs() {
+ return Utilities.getDevicePrefs(this);
+ }
+
public int getOrientation() {
return mOldConfig.orientation;
}
@@ -1422,6 +1476,7 @@
if (mLauncherCallbacks != null) {
mLauncherCallbacks.onHomeIntent(internalStateHandled);
}
+ mOverlayManager.hideOverlay(isStarted() && !isForceInvisible());
}
TraceHelper.endSection("NEW_INTENT");
@@ -1467,10 +1522,7 @@
}
super.onSaveInstanceState(outState);
-
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onSaveInstanceState(outState);
- }
+ mOverlayManager.onActivitySaveInstanceState(this, outState);
}
@Override
@@ -1479,6 +1531,7 @@
unregisterReceiver(mScreenOffReceiver);
mWorkspace.removeFolderListeners();
+ PluginManagerWrapper.INSTANCE.get(this).removePluginListener(this);
if (mCancelTouchController != null) {
mCancelTouchController.run();
@@ -1503,9 +1556,8 @@
TextKeyListener.getInstance().release();
clearPendingBinds();
LauncherAppState.getIDP(this).removeOnChangeListener(this);
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onDestroy();
- }
+
+ mOverlayManager.onActivityDestroyed(this);
}
public LauncherAccessibilityDelegate getAccessibilityDelegate() {
@@ -1751,9 +1803,6 @@
if (finishAutoCancelActionMode()) {
return;
}
- if (mLauncherCallbacks != null && mLauncherCallbacks.handleBackPressed()) {
- return;
- }
if (mDragController.isDragging()) {
mDragController.cancelDrag();
@@ -1878,9 +1927,6 @@
// This clears all widget bitmaps from the widget tray
// TODO(hyunyoungs)
}
- if (mLauncherCallbacks != null) {
- mLauncherCallbacks.onTrimMemory(level);
- }
UiFactory.onTrimMemory(this, level);
}
@@ -2500,6 +2546,7 @@
if (mLauncherCallbacks != null) {
mLauncherCallbacks.dump(prefix, fd, writer, args);
}
+ mOverlayManager.dump(prefix, writer);
}
@Override