| /* |
| * 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 com.android.gallery3d.R; |
| import com.android.gallery3d.data.DataManager; |
| import com.android.gallery3d.data.ImageCacheService; |
| import com.android.gallery3d.ui.GLRoot; |
| import com.android.gallery3d.ui.GLRootView; |
| import com.android.gallery3d.ui.PositionRepository; |
| import com.android.gallery3d.util.ThreadPool; |
| |
| import android.app.ActionBar; |
| import android.app.Activity; |
| import android.app.AlertDialog; |
| import android.content.BroadcastReceiver; |
| 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.res.Configuration; |
| import android.os.Bundle; |
| |
| public class AbstractGalleryActivity extends Activity implements GalleryActivity { |
| @SuppressWarnings("unused") |
| private static final String TAG = "AbstractGalleryActivity"; |
| private GLRootView mGLRootView; |
| private StateManager mStateManager; |
| private PositionRepository mPositionRepository = new PositionRepository(); |
| |
| 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 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); |
| invalidateOptionsMenu(); |
| } |
| |
| public Context getAndroidContext() { |
| return this; |
| } |
| |
| public ImageCacheService getImageCacheService() { |
| return ((GalleryApp) getApplication()).getImageCacheService(); |
| } |
| |
| public DataManager getDataManager() { |
| return ((GalleryApp) getApplication()).getDataManager(); |
| } |
| |
| public ThreadPool getThreadPool() { |
| return ((GalleryApp) getApplication()).getThreadPool(); |
| } |
| |
| public GalleryApp getGalleryApplication() { |
| return (GalleryApp) getApplication(); |
| } |
| |
| public synchronized StateManager getStateManager() { |
| if (mStateManager == null) { |
| mStateManager = new StateManager(this); |
| } |
| return mStateManager; |
| } |
| |
| public GLRoot getGLRoot() { |
| return mGLRootView; |
| } |
| |
| public PositionRepository getPositionRepository() { |
| return mPositionRepository; |
| } |
| |
| @Override |
| public void setContentView(int resId) { |
| super.setContentView(resId); |
| mGLRootView = (GLRootView) findViewById(R.id.gl_root_view); |
| } |
| |
| public int getActionBarHeight() { |
| ActionBar actionBar = getActionBar(); |
| return actionBar != null ? actionBar.getHeight() : 0; |
| } |
| |
| 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(); |
| } |
| }; |
| mAlertDialog = new AlertDialog.Builder(this) |
| .setIconAttribute(android.R.attr.alertDialogIcon) |
| .setTitle("No Storage") |
| .setMessage("No external storage available.") |
| .setNegativeButton(android.R.string.cancel, onClick) |
| .setOnCancelListener(onCancel) |
| .show(); |
| registerReceiver(mMountReceiver, mMountFilter); |
| } |
| } |
| |
| @Override |
| protected void onStop() { |
| super.onStop(); |
| if (mAlertDialog != null) { |
| unregisterReceiver(mMountReceiver); |
| mAlertDialog.dismiss(); |
| mAlertDialog = null; |
| } |
| } |
| |
| @Override |
| protected void onResume() { |
| super.onResume(); |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().resume(); |
| getDataManager().resume(); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| mGLRootView.onResume(); |
| } |
| |
| @Override |
| protected void onPause() { |
| super.onPause(); |
| mGLRootView.onPause(); |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().pause(); |
| getDataManager().pause(); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| } |
| |
| @Override |
| protected void onActivityResult(int requestCode, int resultCode, Intent data) { |
| mGLRootView.lockRenderThread(); |
| try { |
| getStateManager().notifyActivityResult( |
| requestCode, resultCode, data); |
| } finally { |
| mGLRootView.unlockRenderThread(); |
| } |
| } |
| |
| @Override |
| public GalleryActionBar getGalleryActionBar() { |
| return null; |
| } |
| } |