Support to show lock task toast on taskbar (e7ecea63) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java

+18 −0

Original line number	Diff line number	Diff line
		@@ -395,6 +395,24 @@ public class NavigationBarController implements
		return (navBar == null) ? null : navBar.getView();
		}

		public void showPinningEnterExitToast(int displayId, boolean entering) {
		final NavigationBarView navBarView = getNavigationBarView(displayId);
		if (navBarView != null) {
		navBarView.showPinningEnterExitToast(entering);
		} else if (displayId == DEFAULT_DISPLAY && mTaskbarDelegate.isInitialized()) {
		mTaskbarDelegate.showPinningEnterExitToast(entering);
		}
		}

		public void showPinningEscapeToast(int displayId) {
		final NavigationBarView navBarView = getNavigationBarView(displayId);
		if (navBarView != null) {
		navBarView.showPinningEscapeToast();
		} else if (displayId == DEFAULT_DISPLAY && mTaskbarDelegate.isInitialized()) {
		mTaskbarDelegate.showPinningEscapeToast();
		}
		}

		/** @return {@link NavigationBar} on the default display. */
		@Nullable
		public NavigationBar getDefaultNavigationBar() {

packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java

+39 −0

Original line number	Diff line number	Diff line
		@@ -60,6 +60,7 @@ import com.android.systemui.navigationbar.gestural.EdgeBackGestureHandler;
		import com.android.systemui.recents.OverviewProxyService;
		import com.android.systemui.shared.recents.utilities.Utilities;
		import com.android.systemui.shared.system.ActivityManagerWrapper;
		import com.android.systemui.shared.system.QuickStepContract;
		import com.android.systemui.statusbar.AutoHideUiElement;
		import com.android.systemui.statusbar.CommandQueue;
		import com.android.systemui.statusbar.phone.AutoHideController;
		@@ -109,6 +110,9 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
		private final Context mContext;
		private final DisplayManager mDisplayManager;
		private Context mWindowContext;
		private ScreenPinningNotify mScreenPinningNotify;
		private int mNavigationMode;

		/**
		* Tracks the system calls for when taskbar should transiently show or hide so we can return
		* this value in {@link AutoHideUiElement#isVisible()} below.
		@@ -197,6 +201,7 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
		Display display = mDisplayManager.getDisplay(displayId);
		mWindowContext = mContext.createWindowContext(display, TYPE_APPLICATION, null);
		mWindowContext.registerComponentCallbacks(this);
		mScreenPinningNotify = new ScreenPinningNotify(mWindowContext);
		// Set initial state for any listeners
		updateSysuiFlags();
		mAutoHideController.setNavigationBar(mAutoHideUiElement);
		@@ -214,6 +219,7 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
		mNavBarHelper.removeNavTaskStateUpdater(mNavbarTaskbarStateUpdater);
		mNavBarHelper.destroy();
		mEdgeBackGestureHandler.onNavBarDetached();
		mScreenPinningNotify = null;
		if (mWindowContext != null) {
		mWindowContext.unregisterComponentCallbacks(this);
		mWindowContext = null;
		@@ -224,6 +230,14 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
		mInitialized = false;
		}

		/**
		* Returns {@code true} if this taskBar is {@link #init(int)}. Returns {@code false} if this
		* taskbar has not yet been {@link #init(int)} or has been {@link #destroy()}.
		*/
		public boolean isInitialized() {
		return mInitialized;
		}

		private void updateSysuiFlags() {
		int a11yFlags = mNavBarHelper.getA11yButtonState();
		boolean clickable = (a11yFlags & SYSUI_STATE_A11Y_BUTTON_CLICKABLE) != 0;
		@@ -345,6 +359,7 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,

		@Override
		public void onNavigationModeChanged(int mode) {
		mNavigationMode = mode;
		mEdgeBackGestureHandler.onNavigationModeChanged(mode);
		}

		@@ -364,10 +379,34 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
		@Override
		public void onLowMemory() {}

		@Override
		public void showPinningEnterExitToast(boolean entering) {
		updateSysuiFlags();
		if (mScreenPinningNotify == null) {
		return;
		}
		if (entering) {
		mScreenPinningNotify.showPinningStartToast();
		} else {
		mScreenPinningNotify.showPinningExitToast();
		}
		}

		@Override
		public void showPinningEscapeToast() {
		updateSysuiFlags();
		if (mScreenPinningNotify == null) {
		return;
		}
		mScreenPinningNotify.showEscapeToast(QuickStepContract.isGesturalMode(mNavigationMode),
		!QuickStepContract.isGesturalMode(mNavigationMode));
		}

		@Override
		public void dump(@NonNull FileDescriptor fd, @NonNull PrintWriter pw, @NonNull String[] args) {
		pw.println("TaskbarDelegate (displayId=" + mDisplayId + "):");
		pw.println(" mNavigationIconHints=" + mNavigationIconHints);
		pw.println(" mNavigationMode=" + mNavigationMode);
		pw.println(" mDisabledFlags=" + mDisabledFlags);
		pw.println(" mTaskBarWindowState=" + mTaskBarWindowState);
		pw.println(" mBehavior=" + mBehavior);

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -3428,6 +3428,14 @@ public class StatusBar extends SystemUI implements
		return mNavigationBarController.getNavigationBarView(mDisplayId);
		}

		public void showPinningEnterExitToast(boolean entering) {
		mNavigationBarController.showPinningEnterExitToast(mDisplayId, entering);
		}

		public void showPinningEscapeToast() {
		mNavigationBarController.showPinningEscapeToast(mDisplayId);
		}

		/**
		* TODO: Remove this method. Views should not be passed forward. Will cause theme issues.
		* @return bottom area view

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarCommandQueueCallbacks.java

+2 −6

Original line number	Diff line number	Diff line
		@@ -549,16 +549,12 @@ public class StatusBarCommandQueueCallbacks implements CommandQueue.Callbacks {

		@Override
		public void showPinningEnterExitToast(boolean entering) {
		if (mStatusBar.getNavigationBarView() != null) {
		mStatusBar.getNavigationBarView().showPinningEnterExitToast(entering);
		}
		mStatusBar.showPinningEnterExitToast(entering);
		}

		@Override
		public void showPinningEscapeToast() {
		if (mStatusBar.getNavigationBarView() != null) {
		mStatusBar.getNavigationBarView().showPinningEscapeToast();
		}
		mStatusBar.showPinningEscapeToast();
		}

		@Override