Launching last task when back button is pressed in overview (e39690b2) · Commits · e / os / BlissLauncher3

quickstep/src/com/android/launcher3/uioverrides/OverviewState.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@ import com.android.launcher3.allapps.DiscoveryBounce;
		import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
		import com.android.quickstep.RecentsModel;
		import com.android.quickstep.views.RecentsView;
		import com.android.quickstep.views.TaskView;

		/**
		* Definition for overview state
		@@ -130,4 +131,14 @@ public class OverviewState extends LauncherState {
		DeviceProfile dp = launcher.getDeviceProfile();
		return dp.allAppsCellHeightPx - dp.allAppsIconTextSizePx;
		}

		@Override
		public void onBackPressed(Launcher launcher) {
		TaskView taskView = launcher.<RecentsView>getOverviewPanel().getRunningTaskView();
		if (taskView != null) {
		taskView.launchTask(true);
		} else {
		super.onBackPressed(launcher);
		}
		}
		}

quickstep/src/com/android/quickstep/views/RecentsView.java

+8 −4

Original line number	Diff line number	Diff line
		@@ -714,12 +714,16 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		setCurrentTask(runningTaskId);
		}

		public TaskView getRunningTaskView() {
		return getTaskView(mRunningTaskId);
		}

		/**
		* Hides the tile associated with {@link #mRunningTaskId}
		*/
		public void setRunningTaskHidden(boolean isHidden) {
		mRunningTaskTileHidden = isHidden;
		TaskView runningTask = getTaskView(mRunningTaskId);
		TaskView runningTask = getRunningTaskView();
		if (runningTask != null) {
		runningTask.setAlpha(isHidden ? 0 : mContentAlpha);
		}
		@@ -745,7 +749,7 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		}

		public void showNextTask() {
		TaskView runningTaskView = getTaskView(mRunningTaskId);
		TaskView runningTaskView = getRunningTaskView();
		if (runningTaskView == null) {
		// Launch the first task
		if (getTaskViewCount() > 0) {
		@@ -773,7 +777,7 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl
		}

		private void applyRunningTaskIconScale() {
		TaskView firstTask = getTaskView(mRunningTaskId);
		TaskView firstTask = getRunningTaskView();
		if (firstTask != null) {
		firstTask.setIconScaleAndDim(mRunningTaskIconScaledDown ? 0 : 1);
		}
		@@ -781,7 +785,7 @@ public abstract class RecentsView<T extends BaseActivity> extends PagedView impl

		public void animateUpRunningTaskIconScale() {
		mRunningTaskIconScaledDown = false;
		TaskView firstTask = getTaskView(mRunningTaskId);
		TaskView firstTask = getRunningTaskView();
		if (firstTask != null) {
		firstTask.animateIconScaleAndDimIntoView();
		}

src/com/android/launcher3/Launcher.java

+1 −7

Original line number	Diff line number	Diff line
		@@ -1606,14 +1606,8 @@ public class Launcher extends BaseDraggingActivity implements LauncherExterns,
		AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
		if (topView != null && topView.onBackPressed()) {
		// Handled by the floating view.
		} else if (!isInState(NORMAL)) {
		LauncherState lastState = mStateManager.getLastState();
		ued.logActionCommand(Action.Command.BACK, mStateManager.getState().containerType,
		lastState.containerType);
		mStateManager.goToState(lastState);
		} else {
		// Back button is a no-op here, but give at least some feedback for the button press
		mWorkspace.showOutlinesTemporarily();
		mStateManager.getState().onBackPressed(this);
		}
		}

src/com/android/launcher3/LauncherState.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,7 @@ import com.android.launcher3.uioverrides.AllAppsState;
		import com.android.launcher3.uioverrides.FastOverviewState;
		import com.android.launcher3.uioverrides.OverviewState;
		import com.android.launcher3.uioverrides.UiFactory;
		import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
		import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;

		import java.util.Arrays;
		@@ -251,6 +252,16 @@ public class LauncherState {
		}
		}

		public void onBackPressed(Launcher launcher) {
		if (this != NORMAL) {
		LauncherStateManager lsm = launcher.getStateManager();
		LauncherState lastState = lsm.getLastState();
		launcher.getUserEventDispatcher().logActionCommand(Action.Command.BACK,
		containerType, lastState.containerType);
		lsm.goToState(lastState);
		}
		}

		protected static void dispatchWindowStateChanged(Launcher launcher) {
		launcher.getWindow().getDecorView().sendAccessibilityEvent(TYPE_WINDOW_STATE_CHANGED);
		}

src/com/android/launcher3/Workspace.java

+0 −6

Original line number	Diff line number	Diff line
		@@ -1291,12 +1291,6 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
		}
		}

		public void showOutlinesTemporarily() {
		if (!mIsPageInTransition && !isTouchActive()) {
		snapToPage(mCurrentPage);
		}
		}

		private void updatePageAlphaValues() {
		// We need to check the isDragging case because updatePageAlphaValues is called between
		// goToState(SPRING_LOADED) and onStartStateTransition.