2 * Copyright (C) 2010 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.android.gallery3d.ui;
19 import android.app.Activity;
20 import android.app.AlertDialog;
21 import android.app.ProgressDialog;
22 import android.content.Context;
23 import android.content.DialogInterface;
24 import android.content.DialogInterface.OnCancelListener;
25 import android.content.DialogInterface.OnClickListener;
26 import android.content.Intent;
27 import android.os.Handler;
28 import android.os.Message;
29 import android.view.Menu;
30 import android.view.MenuItem;
32 import com.android.gallery3d.R;
33 import com.android.gallery3d.app.AbstractGalleryActivity;
34 import com.android.gallery3d.app.CropImage;
35 import com.android.gallery3d.common.Utils;
36 import com.android.gallery3d.data.DataManager;
37 import com.android.gallery3d.data.MediaItem;
38 import com.android.gallery3d.data.MediaObject;
39 import com.android.gallery3d.data.Path;
40 import com.android.gallery3d.filtershow.FilterShowActivity;
41 import com.android.gallery3d.util.Future;
42 import com.android.gallery3d.util.GalleryUtils;
43 import com.android.gallery3d.util.ThreadPool.Job;
44 import com.android.gallery3d.util.ThreadPool.JobContext;
46 import java.util.ArrayList;
48 public class MenuExecutor {
49 @SuppressWarnings("unused")
50 private static final String TAG = "MenuExecutor";
52 private static final int MSG_TASK_COMPLETE = 1;
53 private static final int MSG_TASK_UPDATE = 2;
54 private static final int MSG_TASK_START = 3;
55 private static final int MSG_DO_SHARE = 4;
57 public static final int EXECUTION_RESULT_SUCCESS = 1;
58 public static final int EXECUTION_RESULT_FAIL = 2;
59 public static final int EXECUTION_RESULT_CANCEL = 3;
61 private ProgressDialog mDialog;
62 private Future<?> mTask;
63 // wait the operation to finish when we want to stop it.
64 private boolean mWaitOnStop;
66 private final AbstractGalleryActivity mActivity;
67 private final SelectionManager mSelectionManager;
68 private final Handler mHandler;
70 private static ProgressDialog createProgressDialog(
71 Context context, int titleId, int progressMax) {
72 ProgressDialog dialog = new ProgressDialog(context);
73 dialog.setTitle(titleId);
74 dialog.setMax(progressMax);
75 dialog.setCancelable(false);
76 dialog.setIndeterminate(false);
77 if (progressMax > 1) {
78 dialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
83 public interface ProgressListener {
84 public void onConfirmDialogShown();
85 public void onConfirmDialogDismissed(boolean confirmed);
86 public void onProgressStart();
87 public void onProgressUpdate(int index);
88 public void onProgressComplete(int result);
92 AbstractGalleryActivity activity, SelectionManager selectionManager) {
93 mActivity = Utils.checkNotNull(activity);
94 mSelectionManager = Utils.checkNotNull(selectionManager);
95 mHandler = new SynchronizedHandler(mActivity.getGLRoot()) {
97 public void handleMessage(Message message) {
98 switch (message.what) {
99 case MSG_TASK_START: {
100 if (message.obj != null) {
101 ProgressListener listener = (ProgressListener) message.obj;
102 listener.onProgressStart();
106 case MSG_TASK_COMPLETE: {
107 stopTaskAndDismissDialog();
108 if (message.obj != null) {
109 ProgressListener listener = (ProgressListener) message.obj;
110 listener.onProgressComplete(message.arg1);
112 mSelectionManager.leaveSelectionMode();
115 case MSG_TASK_UPDATE: {
116 if (mDialog != null) mDialog.setProgress(message.arg1);
117 if (message.obj != null) {
118 ProgressListener listener = (ProgressListener) message.obj;
119 listener.onProgressUpdate(message.arg1);
124 ((Activity) mActivity).startActivity((Intent) message.obj);
132 private void stopTaskAndDismissDialog() {
134 if (!mWaitOnStop) mTask.cancel();
142 public void pause() {
143 stopTaskAndDismissDialog();
146 private void onProgressUpdate(int index, ProgressListener listener) {
147 mHandler.sendMessage(
148 mHandler.obtainMessage(MSG_TASK_UPDATE, index, 0, listener));
151 private void onProgressStart(ProgressListener listener) {
152 mHandler.sendMessage(mHandler.obtainMessage(MSG_TASK_START, listener));
155 private void onProgressComplete(int result, ProgressListener listener) {
156 mHandler.sendMessage(mHandler.obtainMessage(MSG_TASK_COMPLETE, result, 0, listener));
159 public static void updateMenuOperation(Menu menu, int supported) {
160 boolean supportDelete = (supported & MediaObject.SUPPORT_DELETE) != 0;
161 boolean supportRotate = (supported & MediaObject.SUPPORT_ROTATE) != 0;
162 boolean supportCrop = (supported & MediaObject.SUPPORT_CROP) != 0;
163 boolean supportTrim = (supported & MediaObject.SUPPORT_TRIM) != 0;
164 boolean supportShare = (supported & MediaObject.SUPPORT_SHARE) != 0;
165 boolean supportSetAs = (supported & MediaObject.SUPPORT_SETAS) != 0;
166 boolean supportShowOnMap = (supported & MediaObject.SUPPORT_SHOW_ON_MAP) != 0;
167 boolean supportCache = (supported & MediaObject.SUPPORT_CACHE) != 0;
168 boolean supportEdit = (supported & MediaObject.SUPPORT_EDIT) != 0;
169 boolean supportInfo = (supported & MediaObject.SUPPORT_INFO) != 0;
170 boolean supportImport = (supported & MediaObject.SUPPORT_IMPORT) != 0;
172 setMenuItemVisible(menu, R.id.action_delete, supportDelete);
173 setMenuItemVisible(menu, R.id.action_rotate_ccw, supportRotate);
174 setMenuItemVisible(menu, R.id.action_rotate_cw, supportRotate);
175 setMenuItemVisible(menu, R.id.action_crop, supportCrop);
176 setMenuItemVisible(menu, R.id.action_trim, supportTrim);
177 // Hide panorama until call to updateMenuForPanorama corrects it
178 setMenuItemVisible(menu, R.id.action_share_panorama, false);
179 setMenuItemVisible(menu, R.id.action_share, supportShare);
180 setMenuItemVisible(menu, R.id.action_setas, supportSetAs);
181 setMenuItemVisible(menu, R.id.action_show_on_map, supportShowOnMap);
182 setMenuItemVisible(menu, R.id.action_edit, supportEdit);
183 setMenuItemVisible(menu, R.id.action_details, supportInfo);
184 setMenuItemVisible(menu, R.id.action_import, supportImport);
187 public static void updateMenuForPanorama(Menu menu, boolean shareAsPanorama360,
188 boolean disablePanorama360Options) {
189 setMenuItemVisible(menu, R.id.action_share_panorama, shareAsPanorama360);
190 if (disablePanorama360Options) {
191 setMenuItemVisible(menu, R.id.action_rotate_ccw, false);
192 setMenuItemVisible(menu, R.id.action_rotate_cw, false);
196 private static void setMenuItemVisible(Menu menu, int itemId, boolean visible) {
197 MenuItem item = menu.findItem(itemId);
198 if (item != null) item.setVisible(visible);
201 private Path getSingleSelectedPath() {
202 ArrayList<Path> ids = mSelectionManager.getSelected(true);
203 Utils.assertTrue(ids.size() == 1);
207 private Intent getIntentBySingleSelectedPath(String action) {
208 DataManager manager = mActivity.getDataManager();
209 Path path = getSingleSelectedPath();
210 String mimeType = getMimeType(manager.getMediaType(path));
211 return new Intent(action).setDataAndType(manager.getContentUri(path), mimeType);
214 private void onMenuClicked(int action, ProgressListener listener) {
215 onMenuClicked(action, listener, false, true);
218 public void onMenuClicked(int action, ProgressListener listener,
219 boolean waitOnStop, boolean showDialog) {
222 case R.id.action_select_all:
223 if (mSelectionManager.inSelectAllMode()) {
224 mSelectionManager.deSelectAll();
226 mSelectionManager.selectAll();
229 case R.id.action_crop: {
230 Intent intent = getIntentBySingleSelectedPath(FilterShowActivity.CROP_ACTION)
231 .setClass((Activity) mActivity, FilterShowActivity.class);
232 ((Activity) mActivity).startActivity(intent);
235 case R.id.action_edit: {
236 Intent intent = getIntentBySingleSelectedPath(Intent.ACTION_EDIT)
237 .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
238 ((Activity) mActivity).startActivity(Intent.createChooser(intent, null));
241 case R.id.action_setas: {
242 Intent intent = getIntentBySingleSelectedPath(Intent.ACTION_ATTACH_DATA)
243 .addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
244 intent.putExtra("mimeType", intent.getType());
245 Activity activity = mActivity;
246 activity.startActivity(Intent.createChooser(
247 intent, activity.getString(R.string.set_as)));
250 case R.id.action_delete:
251 title = R.string.delete;
253 case R.id.action_rotate_cw:
254 title = R.string.rotate_right;
256 case R.id.action_rotate_ccw:
257 title = R.string.rotate_left;
259 case R.id.action_show_on_map:
260 title = R.string.show_on_map;
262 case R.id.action_import:
263 title = R.string.Import;
268 startAction(action, title, listener, waitOnStop, showDialog);
271 private class ConfirmDialogListener implements OnClickListener, OnCancelListener {
272 private final int mActionId;
273 private final ProgressListener mListener;
275 public ConfirmDialogListener(int actionId, ProgressListener listener) {
276 mActionId = actionId;
277 mListener = listener;
281 public void onClick(DialogInterface dialog, int which) {
282 if (which == DialogInterface.BUTTON_POSITIVE) {
283 if (mListener != null) {
284 mListener.onConfirmDialogDismissed(true);
286 onMenuClicked(mActionId, mListener);
288 if (mListener != null) {
289 mListener.onConfirmDialogDismissed(false);
295 public void onCancel(DialogInterface dialog) {
296 if (mListener != null) {
297 mListener.onConfirmDialogDismissed(false);
302 public void onMenuClicked(MenuItem menuItem, String confirmMsg,
303 final ProgressListener listener) {
304 final int action = menuItem.getItemId();
306 if (confirmMsg != null) {
307 if (listener != null) listener.onConfirmDialogShown();
308 ConfirmDialogListener cdl = new ConfirmDialogListener(action, listener);
309 new AlertDialog.Builder(mActivity.getAndroidContext())
310 .setMessage(confirmMsg)
311 .setOnCancelListener(cdl)
312 .setPositiveButton(R.string.ok, cdl)
313 .setNegativeButton(R.string.cancel, cdl)
316 onMenuClicked(action, listener);
320 public void startAction(int action, int title, ProgressListener listener) {
321 startAction(action, title, listener, false, true);
324 public void startAction(int action, int title, ProgressListener listener,
325 boolean waitOnStop, boolean showDialog) {
326 ArrayList<Path> ids = mSelectionManager.getSelected(false);
327 stopTaskAndDismissDialog();
329 Activity activity = mActivity;
330 mDialog = createProgressDialog(activity, title, ids.size());
334 MediaOperation operation = new MediaOperation(action, ids, listener);
335 mTask = mActivity.getThreadPool().submit(operation, null);
336 mWaitOnStop = waitOnStop;
339 public static String getMimeType(int type) {
341 case MediaObject.MEDIA_TYPE_IMAGE :
342 return GalleryUtils.MIME_TYPE_IMAGE;
343 case MediaObject.MEDIA_TYPE_VIDEO :
344 return GalleryUtils.MIME_TYPE_VIDEO;
345 default: return GalleryUtils.MIME_TYPE_ALL;
349 private boolean execute(
350 DataManager manager, JobContext jc, int cmd, Path path) {
351 boolean result = true;
352 Log.v(TAG, "Execute cmd: " + cmd + " for " + path);
353 long startTime = System.currentTimeMillis();
356 case R.id.action_delete:
357 manager.delete(path);
359 case R.id.action_rotate_cw:
360 manager.rotate(path, 90);
362 case R.id.action_rotate_ccw:
363 manager.rotate(path, -90);
365 case R.id.action_toggle_full_caching: {
366 MediaObject obj = manager.getMediaObject(path);
367 int cacheFlag = obj.getCacheFlag();
368 if (cacheFlag == MediaObject.CACHE_FLAG_FULL) {
369 cacheFlag = MediaObject.CACHE_FLAG_SCREENNAIL;
371 cacheFlag = MediaObject.CACHE_FLAG_FULL;
373 obj.cache(cacheFlag);
376 case R.id.action_show_on_map: {
377 MediaItem item = (MediaItem) manager.getMediaObject(path);
378 double latlng[] = new double[2];
379 item.getLatLong(latlng);
380 if (GalleryUtils.isValidLocation(latlng[0], latlng[1])) {
381 GalleryUtils.showOnMap(mActivity, latlng[0], latlng[1]);
385 case R.id.action_import: {
386 MediaObject obj = manager.getMediaObject(path);
387 result = obj.Import();
391 throw new AssertionError();
393 Log.v(TAG, "It takes " + (System.currentTimeMillis() - startTime) +
394 " ms to execute cmd for " + path);
398 private class MediaOperation implements Job<Void> {
399 private final ArrayList<Path> mItems;
400 private final int mOperation;
401 private final ProgressListener mListener;
403 public MediaOperation(int operation, ArrayList<Path> items,
404 ProgressListener listener) {
405 mOperation = operation;
407 mListener = listener;
411 public Void run(JobContext jc) {
413 DataManager manager = mActivity.getDataManager();
414 int result = EXECUTION_RESULT_SUCCESS;
416 onProgressStart(mListener);
417 for (Path id : mItems) {
418 if (jc.isCancelled()) {
419 result = EXECUTION_RESULT_CANCEL;
422 if (!execute(manager, jc, mOperation, id)) {
423 result = EXECUTION_RESULT_FAIL;
425 onProgressUpdate(++index, mListener);
427 } catch (Throwable th) {
428 Log.e(TAG, "failed to execute operation " + mOperation
431 onProgressComplete(result, mListener);