diff options
Diffstat (limited to 'src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java')
| -rw-r--r-- | src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java new file mode 100644 index 0000000..374f5ec --- /dev/null +++ b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java @@ -0,0 +1,224 @@ +/* + * 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.wallpaper.livepicker; + +import android.app.Activity; +import android.app.WallpaperManager; +import android.app.WallpaperInfo; +import android.service.wallpaper.IWallpaperConnection; +import android.service.wallpaper.IWallpaperService; +import android.service.wallpaper.IWallpaperEngine; +import android.service.wallpaper.WallpaperSettingsActivity; +import android.content.ServiceConnection; +import android.content.Intent; +import android.content.Context; +import android.content.ComponentName; +import android.os.RemoteException; +import android.os.IBinder; +import android.os.ParcelFileDescriptor; +import android.os.Bundle; +import android.view.View; +import android.view.WindowManager; +import android.util.Log; + +public class LiveWallpaperPreview extends Activity { + static final String EXTRA_LIVE_WALLPAPER_INTENT = "android.live_wallpaper.intent"; + static final String EXTRA_LIVE_WALLPAPER_SETTINGS = "android.live_wallpaper.settings"; + static final String EXTRA_LIVE_WALLPAPER_PACKAGE = "android.live_wallpaper.package"; + + private static final String LOG_TAG = "LiveWallpaperPreview"; + + private WallpaperManager mWallpaperManager; + private WallpaperConnection mWallpaperConnection; + + private String mSettings; + private String mPackageName; + private Intent mWallpaperIntent; + + static void showPreview(Activity activity, int code, Intent intent, WallpaperInfo info) { + Intent preview = new Intent(activity, LiveWallpaperPreview.class); + preview.putExtra(EXTRA_LIVE_WALLPAPER_INTENT, intent); + preview.putExtra(EXTRA_LIVE_WALLPAPER_SETTINGS, info.getSettingsActivity()); + preview.putExtra(EXTRA_LIVE_WALLPAPER_PACKAGE, info.getPackageName()); + activity.startActivityForResult(preview, code); + } + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + Bundle extras = getIntent().getExtras(); + mWallpaperIntent = (Intent) extras.get(EXTRA_LIVE_WALLPAPER_INTENT); + if (mWallpaperIntent == null) { + setResult(RESULT_CANCELED); + finish(); + } + + setContentView(R.layout.live_wallpaper_preview); + + mSettings = extras.getString(EXTRA_LIVE_WALLPAPER_SETTINGS); + mPackageName = extras.getString(EXTRA_LIVE_WALLPAPER_PACKAGE); + if (mSettings == null) { + findViewById(R.id.configure).setVisibility(View.GONE); + } + + mWallpaperManager = WallpaperManager.getInstance(this); + + WallpaperConnection connection = new WallpaperConnection(mWallpaperIntent); + if (connection.connect()) { + mWallpaperConnection = connection; + } + } + + public void setLiveWallpaper(View v) { + try { + mWallpaperManager.getIWallpaperManager().setWallpaperComponent( + mWallpaperIntent.getComponent()); + mWallpaperManager.setWallpaperOffsets(v.getRootView().getWindowToken(), 0.5f, 0.0f); + setResult(RESULT_OK); + } catch (RemoteException e) { + // do nothing + } catch (RuntimeException e) { + Log.w(LOG_TAG, "Failure setting wallpaper", e); + } + finish(); + } + + @SuppressWarnings({"UnusedDeclaration"}) + public void configureLiveWallpaper(View v) { + Intent intent = new Intent(); + intent.setComponent(new ComponentName(mPackageName, mSettings)); + intent.putExtra(WallpaperSettingsActivity.EXTRA_PREVIEW_MODE, true); + startActivity(intent); + } + + @Override + public void onResume() { + super.onResume(); + if (mWallpaperConnection != null && mWallpaperConnection.mEngine != null) { + try { + mWallpaperConnection.mEngine.setVisibility(true); + } catch (RemoteException e) { + // Ignore + } + } + } + + @Override + public void onPause() { + super.onPause(); + if (mWallpaperConnection != null && mWallpaperConnection.mEngine != null) { + try { + mWallpaperConnection.mEngine.setVisibility(false); + } catch (RemoteException e) { + // Ignore + } + } + } + + @Override + public void onDetachedFromWindow() { + super.onDetachedFromWindow(); + if (mWallpaperConnection != null) { + mWallpaperConnection.disconnect(); + } + mWallpaperConnection = null; + } + + class WallpaperConnection extends IWallpaperConnection.Stub implements ServiceConnection { + final Intent mIntent; + IWallpaperService mService; + IWallpaperEngine mEngine; + boolean mConnected; + + WallpaperConnection(Intent intent) { + mIntent = intent; + } + + public boolean connect() { + synchronized (this) { + if (!bindService(mIntent, this, Context.BIND_AUTO_CREATE)) { + return false; + } + + mConnected = true; + return true; + } + } + + public void disconnect() { + synchronized (this) { + mConnected = false; + if (mEngine != null) { + try { + mEngine.destroy(); + } catch (RemoteException e) { + // Ignore + } + mEngine = null; + } + unbindService(this); + mService = null; + } + } + + public void onServiceConnected(ComponentName name, IBinder service) { + if (mWallpaperConnection == this) { + mService = IWallpaperService.Stub.asInterface(service); + try { + final View view = getWindow().getDecorView().getRootView(); + mService.attach(this, view.getWindowToken(), + WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA, + true, view.getWidth(), view.getHeight()); + } catch (RemoteException e) { + Log.w(LOG_TAG, "Failed attaching wallpaper; clearing", e); + } + } + } + + public void onServiceDisconnected(ComponentName name) { + mService = null; + mEngine = null; + if (mWallpaperConnection == this) { + Log.w(LOG_TAG, "Wallpaper service gone: " + name); + } + } + + public void attachEngine(IWallpaperEngine engine) { + synchronized (this) { + if (mConnected) { + mEngine = engine; + try { + engine.setVisibility(true); + } catch (RemoteException e) { + // Ignore + } + } else { + try { + engine.destroy(); + } catch (RemoteException e) { + // Ignore + } + } + } + } + + public ParcelFileDescriptor setWallpaper(String name) { + return null; + } + } +} |