| // Copyright 2008 The Android Open Source Project |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // 3. Neither the name of Google Inc. nor the names of its contributors may be |
| // used to endorse or promote products derived from this software without |
| // specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package android.webkit.gears; |
| |
| import android.content.Context; |
| import android.content.ComponentName; |
| import android.content.Intent; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.net.Uri; |
| import android.util.Log; |
| import android.webkit.WebView; |
| |
| /** |
| * Utility class to create a shortcut on Android |
| */ |
| public class DesktopAndroid { |
| |
| private static final String TAG = "Gears-J-Desktop"; |
| private static final String EXTRA_SHORTCUT_DUPLICATE = "duplicate"; |
| private static final String ACTION_INSTALL_SHORTCUT = |
| "com.android.launcher.action.INSTALL_SHORTCUT"; |
| |
| // Android now enforces a 64x64 limit for the icon |
| private static int MAX_WIDTH = 64; |
| private static int MAX_HEIGHT = 64; |
| |
| /** |
| * Small utility function returning a Bitmap object. |
| * |
| * @param path the icon path |
| */ |
| private static Bitmap getBitmap(String path) { |
| return BitmapFactory.decodeFile(path); |
| } |
| |
| /** |
| * Create a shortcut for a webpage. |
| * |
| * <p>To set a shortcut on Android, we use the ACTION_INSTALL_SHORTCUT |
| * from the default Home application. We only have to create an Intent |
| * containing extra parameters specifying the shortcut. |
| * <p>Note: the shortcut mechanism is not system wide and depends on the |
| * Home application; if phone carriers decide to rewrite a Home application |
| * that does not accept this Intent, no shortcut will be added. |
| * |
| * @param webview the webview we are called from |
| * @param title the shortcut's title |
| * @param url the shortcut's url |
| * @param imagePath the local path of the shortcut's icon |
| */ |
| public static void setShortcut(WebView webview, String title, |
| String url, String imagePath) { |
| Context context = webview.getContext(); |
| |
| Intent viewWebPage = new Intent(Intent.ACTION_VIEW); |
| viewWebPage.setData(Uri.parse(url)); |
| viewWebPage.addCategory(Intent.CATEGORY_BROWSABLE); |
| |
| Intent intent = new Intent(ACTION_INSTALL_SHORTCUT); |
| intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, viewWebPage); |
| intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, title); |
| |
| // We disallow the creation of duplicate shortcuts (i.e. same |
| // url, same title, but different screen position). |
| intent.putExtra(EXTRA_SHORTCUT_DUPLICATE, false); |
| |
| Bitmap bmp = getBitmap(imagePath); |
| if (bmp != null) { |
| if ((bmp.getWidth() > MAX_WIDTH) || |
| (bmp.getHeight() > MAX_HEIGHT)) { |
| Bitmap scaledBitmap = Bitmap.createScaledBitmap(bmp, |
| MAX_WIDTH, MAX_HEIGHT, true); |
| intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, scaledBitmap); |
| } else { |
| intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, bmp); |
| } |
| } else { |
| // This should not happen as we just downloaded the icon |
| Log.e(TAG, "icon file <" + imagePath + "> not found"); |
| } |
| |
| context.sendBroadcast(intent); |
| } |
| |
| } |