Show Launcher's widget picker in an activity.

Bug: 307306823 Test: atest Launcher3Tests Flag: NA Change-Id: I28ef731abcdf1bd44c66366d42a135912dbcc5be
2026-02-20 11:18:21 +00:00 · 2023-11-17 16:45:56 -08:00
parent f9e64bc0ce
commit 9dce65e05a
10 changed files with 164 additions and 13 deletions
--- a/quickstep/src/com/android/launcher3/WidgetPickerActivity.java
+++ b/quickstep/src/com/android/launcher3/WidgetPickerActivity.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3;
+
+import static android.view.WindowInsets.Type.navigationBars;
+import static android.view.WindowInsets.Type.statusBars;
+
+import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
+import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+
+import android.os.Bundle;
+import android.view.WindowInsetsController;
+import android.view.WindowManager;
+
+import androidx.annotation.NonNull;
+
+import com.android.launcher3.dragndrop.SimpleDragLayer;
+import com.android.launcher3.model.WidgetsModel;
+import com.android.launcher3.popup.PopupDataProvider;
+import com.android.launcher3.widget.BaseWidgetSheet;
+import com.android.launcher3.widget.model.WidgetsListBaseEntry;
+import com.android.launcher3.widget.picker.WidgetsFullSheet;
+
+import java.util.ArrayList;
+
+/** An Activity that can host Launcher's widget picker. */
+public class WidgetPickerActivity extends BaseActivity {
+    private SimpleDragLayer<WidgetPickerActivity> mDragLayer;
+    private WidgetsModel mModel;
+    private final PopupDataProvider mPopupDataProvider = new PopupDataProvider(i -> {});
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
+        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER);
+
+        LauncherAppState app = LauncherAppState.getInstance(this);
+        InvariantDeviceProfile idp = app.getInvariantDeviceProfile();
+
+        mDeviceProfile = idp.getDeviceProfile(this);
+        mModel = new WidgetsModel();
+
+        setContentView(R.layout.widget_picker_activity);
+        mDragLayer = findViewById(R.id.drag_layer);
+        mDragLayer.recreateControllers();
+
+        WindowInsetsController wc = mDragLayer.getWindowInsetsController();
+        wc.hide(navigationBars() + statusBars());
+
+        BaseWidgetSheet widgetSheet = WidgetsFullSheet.show(this, true);
+        widgetSheet.disableNavBarScrim(true);
+        widgetSheet.addOnCloseListener(this::finish);
+
+        refreshAndBindWidgets();
+    }
+
+    @NonNull
+    @Override
+    public PopupDataProvider getPopupDataProvider() {
+        return mPopupDataProvider;
+    }
+
+    @Override
+    public SimpleDragLayer<WidgetPickerActivity> getDragLayer() {
+        return mDragLayer;
+    }
+
+    private void refreshAndBindWidgets() {
+        MODEL_EXECUTOR.execute(() -> {
+            LauncherAppState app = LauncherAppState.getInstance(this);
+            mModel.update(app, null);
+            final ArrayList<WidgetsListBaseEntry> widgets =
+                    mModel.getWidgetsListForPicker(app.getContext());
+            MAIN_EXECUTOR.execute(() -> mPopupDataProvider.setAllWidgets(widgets));
+        });
+    }
+}