Add live wallpapers picker to Launcher2. This is temporary.
This change requires changing the signature and shared user id of Launcher2, we
will have to revert this once we move the wallpapers picker back to Settings.
diff --git a/src/com/android/launcher2/LiveWallpaperPickActivity.java b/src/com/android/launcher2/LiveWallpaperPickActivity.java
new file mode 100644
index 0000000..6119a8a
--- /dev/null
+++ b/src/com/android/launcher2/LiveWallpaperPickActivity.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2009 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.launcher2;
+
+import android.app.WallpaperManager;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.content.pm.ServiceInfo;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.RemoteException;
+import android.service.wallpaper.WallpaperService;
+import android.util.Log;
+
+import java.text.Collator;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+
+/**
+ * Displays a list of live wallpapers, allowing the user to select one
+ * and make it the system global wallpaper.
+ */
+public class LiveWallpaperPickActivity extends ActivityPicker {
+ private static final String TAG = "LiveWallpaperPickActivity";
+
+ private PackageManager mPackageManager;
+ private WallpaperManager mWallpaperManager;
+
+ @Override
+ public void onCreate(Bundle icicle) {
+ mPackageManager = getPackageManager();
+ mWallpaperManager = WallpaperManager.getInstance(this);
+
+ super.onCreate(icicle);
+
+ // Set default return data
+ setResult(RESULT_CANCELED);
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ Intent intent = getIntentForPosition(which);
+ try {
+ mWallpaperManager.getIWallpaperManager().setWallpaperComponent(
+ intent.getComponent());
+ this.setResult(RESULT_OK);
+ } catch (RemoteException e) {
+ // do nothing
+ } catch (RuntimeException e) {
+ Log.w(TAG, "Failure setting wallpaper", e);
+ }
+ finish();
+ }
+
+ void putLiveWallpaperItems(List<ResolveInfo> ris,
+ List<PickAdapter.Item> items) {
+ final int size = ris.size();
+ for (int i = 0; i < size; i++) {
+ ServiceInfo si = ris.get(i).serviceInfo;
+
+ CharSequence label = si.loadLabel(mPackageManager);
+ Drawable icon = si.loadIcon(mPackageManager);
+
+ PickAdapter.Item item = new PickAdapter.Item(this, label, icon);
+
+ item.packageName = si.packageName;
+ item.className = si.name;
+
+ items.add(item);
+ }
+ }
+
+ @Override
+ protected List<PickAdapter.Item> getItems() {
+ List<PickAdapter.Item> items = new ArrayList<PickAdapter.Item>();
+
+ putInstalledLiveWallpapers(items);
+
+ // Sort all items together by label
+ Collections.sort(items, new Comparator<PickAdapter.Item>() {
+ Collator mCollator = Collator.getInstance();
+ public int compare(PickAdapter.Item lhs, PickAdapter.Item rhs) {
+ return mCollator.compare(lhs.label, rhs.label);
+ }
+ });
+
+ return items;
+ }
+
+ void putInstalledLiveWallpapers(List<PickAdapter.Item> items) {
+ List<ResolveInfo> ris = mPackageManager.queryIntentServices(
+ new Intent(WallpaperService.SERVICE_INTERFACE), 0);
+ putLiveWallpaperItems(ris, items);
+ }
+}