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author | Dianne Hackborn <hackbod@google.com> | 2012-04-19 18:00:56 -0700 |
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committer | Dianne Hackborn <hackbod@google.com> | 2012-04-19 18:00:56 -0700 |
commit | 3330e415f17012e42ba6c1a2e2df5dd6392f3af7 (patch) | |
tree | 964abfac37d52493fa67b0f5482c1b5163cce44c /src/com/android/wallpaper/livepicker | |
parent | a73fdd9fcf995bbd087e6a9c1b676851e80956f8 (diff) | |
download | android_packages_wallpapers_LivePicker-3330e415f17012e42ba6c1a2e2df5dd6392f3af7.tar.gz android_packages_wallpapers_LivePicker-3330e415f17012e42ba6c1a2e2df5dd6392f3af7.tar.bz2 android_packages_wallpapers_LivePicker-3330e415f17012e42ba6c1a2e2df5dd6392f3af7.zip |
Implement issue #4499996: LiveWallpaperPreview activity intent filter
Change-Id: If717ce64157356e470b198fb74ff8bab96d3f4ba
Diffstat (limited to 'src/com/android/wallpaper/livepicker')
-rw-r--r-- | src/com/android/wallpaper/livepicker/LiveWallpaperChange.java | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/com/android/wallpaper/livepicker/LiveWallpaperChange.java b/src/com/android/wallpaper/livepicker/LiveWallpaperChange.java new file mode 100644 index 0000000..dc03174 --- /dev/null +++ b/src/com/android/wallpaper/livepicker/LiveWallpaperChange.java @@ -0,0 +1,90 @@ +/* + * 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 java.io.IOException; +import java.util.List; + +import org.xmlpull.v1.XmlPullParserException; + +import android.app.Activity; +import android.app.WallpaperInfo; +import android.app.WallpaperManager; +import android.os.Bundle; +import android.os.Parcelable; +import android.content.ComponentName; +import android.content.Intent; +import android.content.pm.PackageManager; +import android.content.pm.PackageManager.NameNotFoundException; +import android.content.pm.ResolveInfo; +import android.content.pm.ServiceInfo; +import android.service.wallpaper.WallpaperService; +import android.util.Log; + +public class LiveWallpaperChange extends Activity { + private static final String TAG = "CHANGE_LIVE_WALLPAPER"; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + Parcelable obj = getIntent().getParcelableExtra( + WallpaperManager.EXTRA_LIVE_WALLPAPER_COMPONENT); + if (obj == null || !(obj instanceof ComponentName)) { + Log.w(TAG, "No LIVE_WALLPAPER_COMPONENT extra supplied"); + finish(); + return; + } + + ComponentName comp = (ComponentName)obj; + + // Get the information about this component. Implemented this way + // to not allow us to direct the caller to a service that is not a + // live wallpaper. + Intent queryIntent = new Intent(WallpaperService.SERVICE_INTERFACE); + queryIntent.setPackage(comp.getPackageName()); + List<ResolveInfo> list = getPackageManager().queryIntentServices( + queryIntent, PackageManager.GET_META_DATA); + if (list != null) { + for (int i=0; i<list.size(); i++) { + ResolveInfo ri = list.get(i); + if (ri.serviceInfo.name.equals(comp.getClassName())) { + WallpaperInfo info = null; + try { + info = new WallpaperInfo(this, ri); + } catch (XmlPullParserException e) { + Log.w(TAG, "Bad wallpaper " + ri.serviceInfo, e); + finish(); + return; + } catch (IOException e) { + Log.w(TAG, "Bad wallpaper " + ri.serviceInfo, e); + finish(); + return; + } + Intent intent = new Intent(WallpaperService.SERVICE_INTERFACE); + intent.setClassName(info.getPackageName(), info.getServiceName()); + LiveWallpaperPreview.showPreview(this, 0, intent, info); + finish(); + return; + } + } + } + + Log.w(TAG, "Not a live wallpaper: " + comp); + finish(); + } +} |