Update desktop mode to identify minimized tasks

When a task is minimised, it becomes invisible but is still running.
WMShell now signals to the launcher when a task's visibility changes.
The task bar takes the visibility into account to know if a running task
is, in fact, minimised.

Test: atest NexusLauncherTests:DesktopTaskbarRunningAppsControllerTest
Flag: com.android.window.flags.enable_desktop_windowing_taskbar_running_apps
Bug: 333872717
Change-Id: Iaff6b1240d354bb3c4de8e4884948acf9bf40112

quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java

@@ -510,14 +510,30 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
     }
 
     /** Updates which icons are marked as running given the Set of currently running packages. */
-    public void updateIconViewsRunningStates(Set<String> runningPackages) {
+    public void updateIconViewsRunningStates(Set<String> runningPackages,
+            Set<String> minimizedPackages) {
         for (View iconView : getIconViews()) {
             if (iconView instanceof BubbleTextView btv) {
-                btv.updateRunningState(runningPackages.contains(btv.getTargetPackageName()));
+                btv.updateRunningState(
+                        getRunningAppState(btv.getTargetPackageName(), runningPackages,
+                                minimizedPackages));
             }
         }
     }
 
+    private BubbleTextView.RunningAppState getRunningAppState(
+            String packageName,
+            Set<String> runningPackages,
+            Set<String> minimizedPackages) {
+        if (minimizedPackages.contains(packageName)) {
+            return BubbleTextView.RunningAppState.MINIMIZED;
+        }
+        if (runningPackages.contains(packageName)) {
+            return BubbleTextView.RunningAppState.RUNNING;
+        }
+        return BubbleTextView.RunningAppState.NOT_RUNNING;
+    }
+
     /**
      * Defers any updates to the UI for the setup wizard animation.
      */