Initial code for Gallery2.
fix: 5176434
Change-Id: I041e282b9c7b34ceb1db8b033be2b853bb3a992c
diff --git a/src/com/android/gallery3d/widget/WidgetProvider.java b/src/com/android/gallery3d/widget/WidgetProvider.java
new file mode 100644
index 0000000..0a2fbfb
--- /dev/null
+++ b/src/com/android/gallery3d/widget/WidgetProvider.java
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2010 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.gallery3d.widget;
+
+import com.android.gallery3d.R;
+import com.android.gallery3d.widget.WidgetDatabaseHelper.Entry;
+
+import android.app.PendingIntent;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProvider;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.util.Log;
+import android.widget.RemoteViews;
+
+public class WidgetProvider extends AppWidgetProvider {
+
+ private static final String TAG = "WidgetProvider";
+
+ static RemoteViews buildWidget(Context context, int id, Entry entry) {
+
+ switch (entry.type) {
+ case WidgetDatabaseHelper.TYPE_ALBUM:
+ case WidgetDatabaseHelper.TYPE_SHUFFLE:
+ return buildStackWidget(context, id, entry);
+ case WidgetDatabaseHelper.TYPE_SINGLE_PHOTO:
+ return buildFrameWidget(context, id, entry);
+ }
+ throw new RuntimeException("invalid type - " + entry.type);
+ }
+
+ @Override
+ public void onUpdate(Context context,
+ AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+ WidgetDatabaseHelper helper = new WidgetDatabaseHelper(context);
+ try {
+ for (int id : appWidgetIds) {
+ Entry entry = helper.getEntry(id);
+ if (entry != null) {
+ RemoteViews views = buildWidget(context, id, entry);
+ appWidgetManager.updateAppWidget(id, views);
+ } else {
+ Log.e(TAG, "cannot load widget: " + id);
+ }
+ }
+ } finally {
+ helper.close();
+ }
+ super.onUpdate(context, appWidgetManager, appWidgetIds);
+ }
+
+ private static RemoteViews buildStackWidget(Context context, int widgetId, Entry entry) {
+ RemoteViews views = new RemoteViews(
+ context.getPackageName(), R.layout.appwidget_main);
+
+ Intent intent = new Intent(context, WidgetService.class);
+ intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, widgetId);
+ intent.putExtra(WidgetService.EXTRA_WIDGET_TYPE, entry.type);
+ intent.putExtra(WidgetService.EXTRA_ALBUM_PATH, entry.albumPath);
+ intent.setData(Uri.parse("widget://gallery/" + widgetId));
+
+ views.setRemoteAdapter(R.id.appwidget_stack_view, intent);
+ views.setEmptyView(R.id.appwidget_stack_view, R.id.appwidget_empty_view);
+
+ Intent clickIntent = new Intent(context, WidgetClickHandler.class);
+ PendingIntent pendingIntent = PendingIntent.getActivity(
+ context, 0, clickIntent, PendingIntent.FLAG_UPDATE_CURRENT);
+ views.setPendingIntentTemplate(R.id.appwidget_stack_view, pendingIntent);
+
+ return views;
+ }
+
+ static RemoteViews buildFrameWidget(Context context, int appWidgetId, Entry entry) {
+ RemoteViews views = new RemoteViews(
+ context.getPackageName(), R.layout.photo_frame);
+ views.setImageViewBitmap(R.id.photo, entry.image);
+ Intent clickIntent = new Intent(context,
+ WidgetClickHandler.class).setData(entry.imageUri);
+ PendingIntent pendingClickIntent = PendingIntent.getActivity(context, 0,
+ clickIntent, PendingIntent.FLAG_CANCEL_CURRENT);
+ views.setOnClickPendingIntent(R.id.photo, pendingClickIntent);
+ return views;
+ }
+
+ @Override
+ public void onDeleted(Context context, int[] appWidgetIds) {
+ // Clean deleted photos out of our database
+ WidgetDatabaseHelper helper = new WidgetDatabaseHelper(context);
+ for (int appWidgetId : appWidgetIds) {
+ helper.deleteEntry(appWidgetId);
+ }
+ helper.close();
+ }
+}
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