| /* |
| * 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.app; |
| |
| import android.annotation.TargetApi; |
| import android.app.Activity; |
| import android.app.AlertDialog; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.DialogInterface.OnCancelListener; |
| import android.content.DialogInterface.OnClickListener; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.ServiceConnection; |
| import android.content.res.Configuration; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| import android.view.Window; |
| import android.view.WindowManager; |
| |
| import com.android.gallery3d.R; |
| import com.android.gallery3d.common.ApiHelper; |
| import com.android.gallery3d.data.BitmapPool; |
| import com.android.gallery3d.data.DataManager; |
| import com.android.gallery3d.data.MediaItem; |
| import com.android.gallery3d.ui.GLRoot; |
| import com.android.gallery3d.ui.GLRootView; |
| import com.android.gallery3d.util.LightCycleHelper.PanoramaViewHelper; |
| import com.android.gallery3d.util.ThreadPool; |
| |
| public class AbstractGalleryActivity extends Activity implements GalleryContext { |
| @SuppressWarnings("unused") |
| private static final String TAG = "AbstractGalleryActivity"; |
| private GLRootView mGLRootView; |
| private StateManager mStateManager; |
| private GalleryActionBar mActionBar; |
| private OrientationManager mOrientationManager; |
| private TransitionStore mTransitionStore = new TransitionStore(); |
| private boolean mDisableToggleStatusBar; |
| private PanoramaViewHelper mPanoramaViewHelper; |
| |
| private AlertDialog mAlertDialog = null; |
| private BroadcastReceiver mMountReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (getExternalCacheDir() != null) onStorageReady(); |
| } |
| }; |
| private IntentFilter mMountFilter = new IntentFilter(Intent.ACTION_MEDIA_MOUNTED); |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| mOrientationManager = new OrientationManager(this); |
| toggleStatusBarByOrientation(); |
| getWindow().setBackgroundDrawable(null); |
| mPanoramaViewHelper = new PanoramaViewHelper(this); |
| mPanoramaViewHelper.onCreate(); |
| doBindBatchService(); |
| } |
| |
| @Override |
| protected void onSaveInstanceState(Bundle outState) { |
| mGLRootView.lockRenderThread(); |
| try { |
| super.onSaveInstanceState(outState); |
| getStateManager().saveState(outState); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration config) { |
| super.onConfigurationChanged(config); |
| mStateManager.onConfigurationChange(config); |
| getGalleryActionBar().onConfigurationChanged(); |
| invalidateOptionsMenu(); |
| toggleStatusBarByOrientation(); |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| super.onCreateOptionsMenu(menu); |
| return getStateManager().createOptionsMenu(menu); |
| } |
| |
| @Override |
| public Context getAndroidContext() { |
| return this; |
| } |
| |
| @Override |
| public DataManager getDataManager() { |
| return ((GalleryApp) getApplication()).getDataManager(); |
| } |
| |
| @Override |
| public ThreadPool getThreadPool() { |
| return ((GalleryApp) getApplication()).getThreadPool(); |
| } |
| |
| public synchronized StateManager getStateManager() { |
| if (mStateManager == null) { |
| mStateManager = new StateManager(this); |
| } |
| return mStateManager; |
| } |
| |
| public GLRoot getGLRoot() { |
| return mGLRootView; |
| } |
| |
| public OrientationManager getOrientationManager() { |
| return mOrientationManager; |
| } |
| |
| @Override |
| public void setContentView(int resId) { |
| super.setContentView(resId); |
| mGLRootView = (GLRootView) findViewById(R.id.gl_root_view); |
| } |
| |
| protected void onStorageReady() { |
| if (mAlertDialog != null) { |
| mAlertDialog.dismiss(); |
| mAlertDialog = null; |
| unregisterReceiver(mMountReceiver); |
| } |
| } |
| |
| @Override |
| protected void onStart() { |
| super.onStart(); |
| if (getExternalCacheDir() == null) { |
| OnCancelListener onCancel = new OnCancelListener() { |
| @Override |
| public void onCancel(DialogInterface dialog) { |
| finish(); |
| } |
| }; |
| OnClickListener onClick = new OnClickListener() { |
| @Override |
| public void onClick(DialogInterface dialog, int which) { |
| dialog.cancel(); |
| } |
| }; |
| AlertDialog.Builder builder = new AlertDialog.Builder(this) |
| .setTitle(R.string.no_external_storage_title) |
| .setMessage(R.string.no_external_storage) |
| .setNegativeButton(android.R.string.cancel, onClick) |
| .setOnCancelListener(onCancel); |
| if (ApiHelper.HAS_SET_ICON_ATTRIBUTE) { |
| setAlertDialogIconAttribute(builder); |
| } else { |
| builder.setIcon(android.R.drawable.ic_dialog_alert); |
| } |
| mAlertDialog = builder.show(); |
| registerReceiver(mMountReceiver, mMountFilter); |
| } |
| mPanoramaViewHelper.onStart(); |
| } |
| |
| @TargetApi(ApiHelper.VERSION_CODES.HONEYCOMB) |
| private static void setAlertDialogIconAttribute( |
| AlertDialog.Builder builder) { |
| builder.setIconAttribute(android.R.attr.alertDialogIcon); |
| } |
| |
| @Override |
| protected void onStop() { |
| super.onStop(); |
| if (mAlertDialog != null) { |
| unregisterReceiver(mMountReceiver); |
| mAlertDialog.dismiss(); |
| mAlertDialog = null; |
| } |
| mPanoramaViewHelper.onStop(); |
| } |
| |
| @Override |
| protected void onResume() { |
| super.onResume(); |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().resume(); |
| getDataManager().resume(); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| mGLRootView.onResume(); |
| mOrientationManager.resume(); |
| } |
| |
| @Override |
| protected void onPause() { |
| super.onPause(); |
| mOrientationManager.pause(); |
| mGLRootView.onPause(); |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().pause(); |
| getDataManager().pause(); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| clearBitmapPool(MediaItem.getMicroThumbPool()); |
| clearBitmapPool(MediaItem.getThumbPool()); |
| |
| MediaItem.getBytesBufferPool().clear(); |
| } |
| |
| private static void clearBitmapPool(BitmapPool pool) { |
| if (pool != null) pool.clear(); |
| } |
| |
| @Override |
| protected void onDestroy() { |
| super.onDestroy(); |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().destroy(); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| doUnbindBatchService(); |
| } |
| |
| @Override |
| protected void onActivityResult(int requestCode, int resultCode, Intent data) { |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().notifyActivityResult( |
| requestCode, resultCode, data); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| } |
| |
| @Override |
| public void onBackPressed() { |
| // send the back event to the top sub-state |
| GLRoot root = getGLRoot(); |
| root.lockRenderThread(); |
| try { |
| getStateManager().onBackPressed(); |
| } finally { |
| root.unlockRenderThread(); |
| } |
| } |
| |
| public GalleryActionBar getGalleryActionBar() { |
| if (mActionBar == null) { |
| mActionBar = new GalleryActionBar(this); |
| } |
| return mActionBar; |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| GLRoot root = getGLRoot(); |
| root.lockRenderThread(); |
| try { |
| return getStateManager().itemSelected(item); |
| } finally { |
| root.unlockRenderThread(); |
| } |
| } |
| |
| protected void disableToggleStatusBar() { |
| mDisableToggleStatusBar = true; |
| } |
| |
| // Shows status bar in portrait view, hide in landscape view |
| private void toggleStatusBarByOrientation() { |
| if (mDisableToggleStatusBar) return; |
| |
| Window win = getWindow(); |
| if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) { |
| win.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); |
| } else { |
| win.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); |
| } |
| } |
| |
| public TransitionStore getTransitionStore() { |
| return mTransitionStore; |
| } |
| |
| public PanoramaViewHelper getPanoramaViewHelper() { |
| return mPanoramaViewHelper; |
| } |
| |
| protected boolean isFullscreen() { |
| return (getWindow().getAttributes().flags |
| & WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0; |
| } |
| |
| private BatchService mBatchService; |
| private boolean mBatchServiceIsBound = false; |
| private ServiceConnection mBatchServiceConnection = new ServiceConnection() { |
| public void onServiceConnected(ComponentName className, IBinder service) { |
| mBatchService = ((BatchService.LocalBinder)service).getService(); |
| } |
| |
| public void onServiceDisconnected(ComponentName className) { |
| mBatchService = null; |
| } |
| }; |
| |
| private void doBindBatchService() { |
| bindService(new Intent(this, BatchService.class), mBatchServiceConnection, Context.BIND_AUTO_CREATE); |
| mBatchServiceIsBound = true; |
| } |
| |
| private void doUnbindBatchService() { |
| if (mBatchServiceIsBound) { |
| // Detach our existing connection. |
| unbindService(mBatchServiceConnection); |
| mBatchServiceIsBound = false; |
| } |
| } |
| |
| public ThreadPool getBatchServiceThreadPoolIfAvailable() { |
| if (mBatchServiceIsBound && mBatchService != null) { |
| return mBatchService.getThreadPool(); |
| } else { |
| // Fall back on the old behavior if for some reason the |
| // service is not available. |
| return getThreadPool(); |
| } |
| } |
| } |