src/com/android/camera/PhotoGadgetBind.java

/*
 * 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.camera;

import com.android.camera.PhotoGadgetProvider.PhotoDatabaseHelper;

import android.app.Activity;
import android.content.Intent;
import android.gadget.GadgetManager;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.util.Log;
import android.widget.RemoteViews;

import java.util.ArrayList;

public class PhotoGadgetBind extends Activity {
    static final String TAG = "PhotoGadgetBind";
    
    static final String EXTRA_GADGET_BITMAPS = "com.android.camera.gadgetbitmaps";

    @Override
    protected void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        finish();
        
        // The caller has requested that we bind a given bitmap to a specific
        // gadgetId, which probably is happening during a Launcher upgrade. This
        // is dangerous because the caller could set bitmaps on gadgetIds they
        // don't own, so we guard this call at the manifest level by requiring
        // the BIND_GADGET permission.
        
        final Intent intent = getIntent();
        final Bundle extras = intent.getExtras();
        
        final int[] gadgetIds = extras.getIntArray(GadgetManager.EXTRA_GADGET_IDS);
        final ArrayList<Bitmap> bitmaps = extras.getParcelableArrayList(EXTRA_GADGET_BITMAPS);
        
        if (gadgetIds == null || bitmaps == null ||
                gadgetIds.length != bitmaps.size()) {
            Log.e(TAG, "Problem parsing photo gadget bind request");
            return;
        }
        
        GadgetManager gadgetManager = GadgetManager.getInstance(this);
        PhotoDatabaseHelper helper = new PhotoDatabaseHelper(this);
        for (int i = 0; i < gadgetIds.length; i++) {
            // Store the cropped photo in our database
            int gadgetId = gadgetIds[i];
            helper.setPhoto(gadgetId, bitmaps.get(i));
            
            // Push newly updated gadget to surface
            RemoteViews views = PhotoGadgetProvider.buildUpdate(this, gadgetId, helper);
            gadgetManager.updateGadget(new int[] { gadgetId }, views);
        }
        helper.close();
        
    }
}