1 files changed, 118 insertions, 0 deletions
diff --git a/src/com/android/swe/browser/widget/BookmarkThumbnailWidgetProvider.java b/src/com/android/swe/browser/widget/BookmarkThumbnailWidgetProvider.java
new file mode 100644
index 00000000..f3d26759
--- /dev/null
+++ b/src/com/android/swe/browser/widget/BookmarkThumbnailWidgetProvider.java
@@ -0,0 +1,118 @@
+/*
+ * 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.browser.widget;
+
+import android.app.PendingIntent;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProvider;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.widget.RemoteViews;
+
+import com.android.browser.BrowserActivity;
+import com.android.browser.R;
+
+/**
+ * Widget that shows a preview of the user's bookmarks.
+ */
+public class BookmarkThumbnailWidgetProvider extends AppWidgetProvider {
+    public static final String ACTION_BOOKMARK_APPWIDGET_UPDATE =
+        "com.android.browser.BOOKMARK_APPWIDGET_UPDATE";
+
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        // Handle bookmark-specific updates ourselves because they might be
+        // coming in without extras, which AppWidgetProvider then blocks.
+        final String action = intent.getAction();
+        if (ACTION_BOOKMARK_APPWIDGET_UPDATE.equals(action)) {
+            AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
+            performUpdate(context, appWidgetManager,
+                    appWidgetManager.getAppWidgetIds(getComponentName(context)));
+        } else {
+            super.onReceive(context, intent);
+        }
+    }
+
+    @Override
+    public void onUpdate(Context context, AppWidgetManager mngr, int[] ids) {
+        performUpdate(context, mngr, ids);
+    }
+
+    @Override
+    public void onDeleted(Context context, int[] appWidgetIds) {
+        super.onDeleted(context, appWidgetIds);
+        for (int widgetId : appWidgetIds) {
+            BookmarkThumbnailWidgetService.deleteWidgetState(context, widgetId);
+        }
+        removeOrphanedFiles(context);
+    }
+
+    @Override
+    public void onDisabled(Context context) {
+        super.onDisabled(context);
+        removeOrphanedFiles(context);
+    }
+
+    /**
+     *  Checks for any state files that may have not received onDeleted
+     */
+    void removeOrphanedFiles(Context context) {
+        AppWidgetManager wm = AppWidgetManager.getInstance(context);
+        int[] ids = wm.getAppWidgetIds(getComponentName(context));
+        BookmarkThumbnailWidgetService.removeOrphanedStates(context, ids);
+    }
+
+    private void performUpdate(Context context,
+            AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+        PendingIntent launchBrowser = PendingIntent.getActivity(context, 0,
+                new Intent(BrowserActivity.ACTION_SHOW_BROWSER, null, context,
+                    BrowserActivity.class),
+                PendingIntent.FLAG_UPDATE_CURRENT);
+        for (int appWidgetId : appWidgetIds) {
+            Intent updateIntent = new Intent(context, BookmarkThumbnailWidgetService.class);
+            updateIntent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
+            updateIntent.setData(Uri.parse(updateIntent.toUri(Intent.URI_INTENT_SCHEME)));
+            RemoteViews views = new RemoteViews(context.getPackageName(),
+                    R.layout.bookmarkthumbnailwidget);
+            views.setOnClickPendingIntent(R.id.app_shortcut, launchBrowser);
+            views.setRemoteAdapter(R.id.bookmarks_list, updateIntent);
+            appWidgetManager.notifyAppWidgetViewDataChanged(appWidgetId, R.id.bookmarks_list);
+            Intent ic = new Intent(context, BookmarkWidgetProxy.class);
+            views.setPendingIntentTemplate(R.id.bookmarks_list,
+                    PendingIntent.getBroadcast(context, 0, ic,
+                    PendingIntent.FLAG_UPDATE_CURRENT));
+            appWidgetManager.updateAppWidget(appWidgetId, views);
+        }
+    }
+
+    /**
+     * Build {@link ComponentName} describing this specific
+     * {@link AppWidgetProvider}
+     */
+    static ComponentName getComponentName(Context context) {
+        return new ComponentName(context, BookmarkThumbnailWidgetProvider.class);
+    }
+
+    public static void refreshWidgets(Context context) {
+        context.sendBroadcast(new Intent(
+                BookmarkThumbnailWidgetProvider.ACTION_BOOKMARK_APPWIDGET_UPDATE,
+                null, context, BookmarkThumbnailWidgetProvider.class));
+    }
+
+}