Add LMOFreeForm support

AndroidManifest-common.xml

@@ -43,13 +43,16 @@
     <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES" />
     <uses-permission android:name="android.permission.EXPAND_STATUS_BAR" />
     <uses-permission android:name="android.permission.ACCESS_RESTRICTED_SETTINGS" />
-    
+
     <!-- for rotating surface by arbitrary degree -->
     <uses-permission android:name="android.permission.VIBRATE"/>
     <uses-permission android:name="android.permission.ROTATE_SURFACE_FLINGER" />
     <uses-permission android:name="android.permission.WAKEUP_SURFACE_FLINGER" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
+    <!-- Floating window -->
+    <uses-permission android:name="com.yaap.permission.START_FREEFORM" />
+
     <!--
     Permissions required for read/write access to the workspace data. These permission name
     should not conflict with that defined in other apps, as such an app should embed its package

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

@@ -42,6 +42,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SPLIT_SELECTION_EXIT_INTERRUPTED;
 import static com.android.launcher3.popup.QuickstepSystemShortcut.getSplitSelectShortcutByPosition;
 import static com.android.launcher3.popup.SystemShortcut.APP_INFO;
+import static com.android.launcher3.popup.SystemShortcut.FREE_FORM;
 import static com.android.launcher3.popup.SystemShortcut.DONT_SUGGEST_APP;
 import static com.android.launcher3.popup.SystemShortcut.INSTALL;
 import static com.android.launcher3.popup.SystemShortcut.PRIVATE_PROFILE_INSTALL;
@@ -448,6 +449,7 @@ public Stream<SystemShortcut.Factory> getSupportedShortcuts() {
         List<SystemShortcut.Factory> shortcuts = new ArrayList(Arrays.asList(
                 APP_INFO, WellbeingModel.SHORTCUT_FACTORY, mHotseatPredictionController));
         shortcuts.addAll(getSplitShortcuts());
+        shortcuts.add(FREE_FORM);
         shortcuts.add(WIDGETS);
         shortcuts.add(INSTALL);
         if (Flags.enablePrivateSpaceInstallShortcut()) {

quickstep/src/com/android/quickstep/TaskOverlayFactory.java

@@ -118,6 +118,7 @@ public void clearAllActiveState() {
     private static final TaskShortcutFactory[] MENU_OPTIONS = new TaskShortcutFactory[] {
             TaskShortcutFactory.APP_INFO,
             TaskShortcutFactory.SPLIT_SELECT,
+            TaskShortcutFactory.FLOATING,
             TaskShortcutFactory.PIN,
             TaskShortcutFactory.INSTALL,
             TaskShortcutFactory.FREE_FORM,

quickstep/src/com/android/quickstep/TaskShortcutFactory.java

@@ -25,6 +25,7 @@
 import static com.android.window.flags2.Flags.enableDesktopWindowingMode;
 
 import android.app.ActivityOptions;
+import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.Rect;
@@ -282,6 +283,39 @@ private ActivityOptions makeLaunchOptions(RecentsViewContainer container) {
             return activityOptions;
         }
     }
+
+    class FloatingSystemShortcut extends SystemShortcut<RecentsViewContainer> {
+        private static final String FREEFORM_PACKAGE = "com.libremobileos.freeform";
+        private static final String FREEFORM_INTENT = "com.libremobileos.freeform.START_FREEFORM";
+        private final TaskView mTaskView;
+        public FloatingSystemShortcut(RecentsViewContainer container, TaskContainer taskContainer) {
+            // TODO new icon?
+            super(R.drawable.float_portrait_2_24px, R.string.floating_window,
+                container, taskContainer.getItemInfo(), taskContainer.getTaskView());
+            mTaskView = taskContainer.getTaskView();
+        }
+        @Override
+        public void onClick(View view) {
+            dismissTaskMenuView();
+            RecentsView rv = mTarget.getOverviewPanel();
+            rv.switchToScreenshot(() -> {
+                rv.finishRecentsAnimation(true /* toRecents */, false /* shouldPip */, () -> {
+                    mTarget.returnToHomescreen();
+                    rv.getHandler().post(this::startLmoFreeform);
+                });
+            });
+        }
+        private void startLmoFreeform() {
+            final Task task = mTaskView.getFirstTask();
+            final Intent intent = new Intent(FREEFORM_INTENT)
+                .setPackage(FREEFORM_PACKAGE)
+                .putExtra("packageName", task.key.getPackageName())
+                .putExtra("activityName", task.getTopComponent().getClassName())
+                .putExtra("userId", task.key.userId)
+                .putExtra("taskId", task.key.id);
+            mTarget.asContext().sendBroadcast(intent);
+        }
+    }
 
     /**
      * Does NOT add split options in the following scenarios:
@@ -392,6 +426,18 @@ private boolean isAvailable(RecentsViewContainer container) {
         }
     };
 
+    TaskShortcutFactory FLOATING = new TaskShortcutFactory() {
+        @Override
+        public List<SystemShortcut> getShortcuts(RecentsViewContainer container,
+                                                 TaskContainer taskContainer) {
+            final Task task  = taskContainer.getTask();
+            if (!task.isDockable) {
+                return null;
+            }
+            return Collections.singletonList(new FloatingSystemShortcut(container, taskContainer));
+        }
+    };
+
     TaskShortcutFactory PIN = new TaskShortcutFactory() {
         @Override
         public List<SystemShortcut> getShortcuts(RecentsViewContainer container,
@@ -502,4 +548,4 @@ public List<SystemShortcut> getShortcuts(RecentsViewContainer container,
             return createSingletonShortcutList(modalStateSystemShortcut);
         }
     };
-}
+}

res/drawable/float_portrait_2_24px.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:autoMirrored="true">
+  <path
+      android:fillColor="@android:color/black"
+      android:pathData="M320,440L560,440L560,240L320,240L320,440ZM800,800Q800,833 776.5,856.5Q753,880 720,880L240,880Q207,880 183.5,856.5Q160,833 160,800L160,160Q160,127 183.5,103.5Q207,80 240,80L720,80Q753,80 776.5,103.5Q800,127 800,160L800,800ZM720,800L720,160Q720,160 720,160Q720,160 720,160L240,160Q240,160 240,160Q240,160 240,160L240,800Q240,800 240,800Q240,800 240,800L720,800Q720,800 720,800Q720,800 720,800ZM720,160Q720,160 720,160Q720,160 720,160L240,160Q240,160 240,160Q240,160 240,160L240,160Q240,160 240,160Q240,160 240,160L720,160Q720,160 720,160Q720,160 720,160Z"/>
+</vector>

res/values/strings.xml

@@ -500,4 +500,7 @@
     <string name="ps_add_button_label">Install</string>
     <!-- Content description for install app icon -->
     <string name="ps_add_button_content_description">Install apps to Private Space</string>
+
+    <!-- Floating window -->
+    <string name="floating_window">Floating</string>
 </resources>

src/com/android/launcher3/popup/SystemShortcut.java

@@ -1,5 +1,7 @@
 package com.android.launcher3.popup;
 
+import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
+
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_PRIVATE_SPACE_INSTALL_SYSTEM_SHORTCUT_TAP;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_PRIVATE_SPACE_UNINSTALL_SYSTEM_SHORTCUT_TAP;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_SYSTEM_SHORTCUT_APP_INFO_TAP;
@@ -15,6 +17,7 @@
 import android.os.Process;
 import android.os.UserHandle;
 import android.view.View;
+import android.view.WindowInsets;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.ImageView;
 import android.widget.TextView;
@@ -379,6 +382,36 @@ public void onClick(View view) {
                     .log(LAUNCHER_PRIVATE_SPACE_UNINSTALL_SYSTEM_SHORTCUT_TAP);
         }
     }
+
+    public static final Factory<ActivityContext> FREE_FORM = (activity, itemInfo, originalView) ->
+        new FreeForm(activity, itemInfo, originalView);
+    public static class FreeForm<T extends ActivityContext> extends SystemShortcut<T> {
+        private final String mPackageName;
+        private final ComponentName mComponentName;
+        private final int mUserId;
+
+        public FreeForm(T target, ItemInfo itemInfo, View originalView) {
+            super(R.drawable.ic_caption_desktop_button_foreground, R.string.recent_task_option_freeform, target, itemInfo, originalView);
+            mPackageName = itemInfo.getTargetComponent().getPackageName();
+            mComponentName = itemInfo.getTargetComponent();
+            mUserId = originalView.getContext().getUserId();
+        }
+        @Override
+        public void onClick(View view) {
+            if (mPackageName != null) {
+                startLmoFreeform(view.getContext());
+                AbstractFloatingView.closeAllOpenViews(((ActivityContext) mTarget));
+            }
+        }
+        private void startLmoFreeform(Context context) {
+            final Intent intent = new Intent("com.libremobileos.freeform.START_FREEFORM")
+                .setPackage("com.libremobileos.freeform")
+                .putExtra("packageName", mPackageName)
+                .putExtra("activityName", mComponentName.getClassName())
+                .putExtra("userId", mUserId);
+            context.sendBroadcast(intent);
+        }
+    }
 
     protected void dismissTaskMenuView() {
         mAbstractFloatingViewHelper.closeOpenViews(mTarget, true,