From a824765c2311549481cc38e831a74baf3a28a135 Mon Sep 17 00:00:00 2001 From: Romain Guy Date: Fri, 16 Oct 2009 15:08:11 -0700 Subject: Move the live wallpapers picker to its own apk. --- .../livepicker/LiveWallpaperPickActivity.java | 383 +++++++++++++++++++++ 1 file changed, 383 insertions(+) create mode 100644 src/com/android/wallpaper/livepicker/LiveWallpaperPickActivity.java (limited to 'src/com/android') diff --git a/src/com/android/wallpaper/livepicker/LiveWallpaperPickActivity.java b/src/com/android/wallpaper/livepicker/LiveWallpaperPickActivity.java new file mode 100644 index 0000000..0cd60bb --- /dev/null +++ b/src/com/android/wallpaper/livepicker/LiveWallpaperPickActivity.java @@ -0,0 +1,383 @@ +/* + * 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 org.xmlpull.v1.XmlPullParserException; + +import android.app.Activity; +import android.app.WallpaperInfo; +import android.app.WallpaperManager; +import android.content.ComponentName; +import android.content.Context; +import android.content.Intent; +import android.content.ServiceConnection; +import android.content.pm.ComponentInfo; +import android.content.pm.PackageManager; +import android.content.pm.ResolveInfo; +import android.graphics.drawable.Drawable; +import android.graphics.drawable.BitmapDrawable; +import android.graphics.Bitmap; +import android.graphics.Canvas; +import android.graphics.Paint; +import android.os.Bundle; +import android.os.IBinder; +import android.os.ParcelFileDescriptor; +import android.os.RemoteException; +import android.service.wallpaper.IWallpaperConnection; +import android.service.wallpaper.IWallpaperEngine; +import android.service.wallpaper.IWallpaperService; +import android.service.wallpaper.WallpaperService; +import android.service.wallpaper.WallpaperSettingsActivity; +import android.util.DisplayMetrics; +import android.util.Log; +import android.view.Gravity; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.view.WindowManager; +import android.widget.AdapterView; +import android.widget.BaseAdapter; +import android.widget.Button; +import android.widget.Gallery; +import android.widget.ImageView; + +import java.io.IOException; +import java.util.List; +import java.util.ArrayList; + +/** + * Displays a list of live wallpapers, allowing the user to select one + * and make it the system global wallpaper. + */ +public class LiveWallpaperPickActivity extends Activity implements + AdapterView.OnItemSelectedListener, View.OnClickListener { + + private static final String TAG = "LiveWallpaperPickActivity"; + + private PackageManager mPackageManager; + private WallpaperManager mWallpaperManager; + + Intent mSelectedIntent; + WallpaperInfo mSelectedInfo; + WallpaperConnection mWallpaperConnection; + + private Button mConfigureButton; + + private ArrayList mWallpaperIntents; + private ArrayList mWallpaperInfos; + + private ArrayList mThumbnails; + + 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 { + View button = findViewById(R.id.set); + mService.attach(this, button.getWindowToken(), + WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA, + true, + button.getRootView().getWidth(), + button.getRootView().getHeight()); + } catch (RemoteException e) { + Log.w(TAG, "Failed attaching wallpaper; clearing", e); + } + } + } + + public void onServiceDisconnected(ComponentName name) { + mService = null; + mEngine = null; + if (mWallpaperConnection == this) { + Log.w(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; + } + } + + private class ImageAdapter extends BaseAdapter { + private LayoutInflater mLayoutInflater; + + ImageAdapter(LiveWallpaperPickActivity context) { + mLayoutInflater = context.getLayoutInflater(); + } + + public int getCount() { + return mThumbnails.size(); + } + + public Object getItem(int position) { + return position; + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + ImageView image; + + if (convertView == null) { + image = (ImageView) mLayoutInflater.inflate(R.layout.wallpaper_item, parent, false); + image.setLayoutParams(new Gallery.LayoutParams( + ViewGroup.LayoutParams.WRAP_CONTENT, + ViewGroup.LayoutParams.FILL_PARENT)); + image.setAdjustViewBounds(true); + image.setScaleType(ImageView.ScaleType.FIT_CENTER); + } else { + image = (ImageView) convertView; + } + + image.setImageDrawable(mThumbnails.get(position)); + + return image; + } + } + + + private void findLiveWallpapers() { + mThumbnails = new ArrayList(24); + List list = mPackageManager.queryIntentServices(getTargetIntent(), + PackageManager.GET_META_DATA); + + mWallpaperIntents = new ArrayList(list.size()); + mWallpaperInfos = new ArrayList(list.size()); + + int listSize = list.size(); + DisplayMetrics metrics = new DisplayMetrics(); + getWindowManager().getDefaultDisplay().getMetrics(metrics); + + Drawable galleryIcon = getResources().getDrawable(R.drawable.livewallpaper_placeholder); + + Paint pt = new Paint(Paint.ANTI_ALIAS_FLAG|Paint.DITHER_FLAG); + pt.setTextAlign(Paint.Align.CENTER); + + Canvas canvas = new Canvas(); + + for (int i = 0; i < listSize; i++) { + ResolveInfo resolveInfo = list.get(i); + ComponentInfo ci = resolveInfo.serviceInfo; + WallpaperInfo winfo; + try { + winfo = new WallpaperInfo(this, resolveInfo); + } catch (XmlPullParserException e) { + Log.w(TAG, "Skipping wallpaper " + ci, e); + continue; + } catch (IOException e) { + Log.w(TAG, "Skipping wallpaper " + ci, e); + continue; + } + + String packageName = winfo.getPackageName(); + String className = winfo.getServiceName(); + Intent intent = new Intent(getTargetIntent()); + intent.setClassName(packageName, className); + mWallpaperIntents.add(intent); + mWallpaperInfos.add(winfo); + + Drawable thumb = winfo.loadThumbnail(mPackageManager); + if (thumb == null) { + final int thumbWidth = (int) (180 * metrics.density); + final int thumbHeight = (int) (160 * metrics.density); + Bitmap thumbBit = Bitmap.createBitmap(thumbWidth, thumbHeight, + Bitmap.Config.ARGB_8888); + pt.setARGB(204,102,102,102); + canvas.setBitmap(thumbBit); + canvas.drawPaint(pt); + + galleryIcon.setBounds(0, 0, thumbWidth, thumbHeight); + ((BitmapDrawable) galleryIcon).setGravity(Gravity.CENTER); + galleryIcon.draw(canvas); + + pt.setARGB(255, 255, 255, 255); + pt.setTextSize(20 * metrics.density); + canvas.drawText(className.substring(className.lastIndexOf('.') + 1), + (int) (thumbWidth * 0.5), (int) (thumbHeight - 22 * metrics.density), pt); + thumb = new BitmapDrawable(getResources(), thumbBit); + } + + thumb.setDither(true); + mThumbnails.add(thumb); + } + } + + @Override + public void onCreate(Bundle icicle) { + super.onCreate(icicle); + + mPackageManager = getPackageManager(); + mWallpaperManager = WallpaperManager.getInstance(this); + + findLiveWallpapers(); + + setContentView(R.layout.live_wallpaper_content); + + Gallery gallery = (Gallery) findViewById(R.id.gallery); + gallery.setAdapter(new ImageAdapter(this)); + gallery.setOnItemSelectedListener(this); + gallery.setCallbackDuringFling(false); + + View button = findViewById(R.id.set); + button.setOnClickListener(this); + + mConfigureButton = (Button)findViewById(R.id.configure); + mConfigureButton.setEnabled(false); + mConfigureButton.setOnClickListener(this); + + // Set default return data + setResult(RESULT_CANCELED); + } + + @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; + } + + protected Intent getTargetIntent() { + return new Intent(WallpaperService.SERVICE_INTERFACE); + } + + public void onItemSelected(AdapterView parent, View v, int position, long id) { + mSelectedIntent = mWallpaperIntents.get(position); + mSelectedInfo = mWallpaperInfos.get(position); + mConfigureButton.setEnabled(mSelectedInfo != null + && mSelectedInfo.getSettingsActivity() != null); + findViewById(R.id.set).setEnabled(true); + + WallpaperConnection conn = new WallpaperConnection(mSelectedIntent); + if (conn.connect()) { + if (mWallpaperConnection != null) { + mWallpaperConnection.disconnect(); + } + mWallpaperConnection = conn; + } + } + + public void onClick(View v) { // "Set" button + if (v.getId() == R.id.set) { + if (mSelectedIntent != null) { + try { + mWallpaperManager.getIWallpaperManager().setWallpaperComponent( + mSelectedIntent.getComponent()); + this.setResult(RESULT_OK); + } catch (RemoteException e) { + // do nothing + } catch (RuntimeException e) { + Log.w(TAG, "Failure setting wallpaper", e); + } + finish(); + } + } else if (v.getId() == R.id.configure) { + if (mSelectedInfo != null && mSelectedInfo.getSettingsActivity() != null) { + Intent intent = new Intent(); + intent.setComponent(new ComponentName(mSelectedInfo.getPackageName(), + mSelectedInfo.getSettingsActivity())); + intent.putExtra(WallpaperSettingsActivity.EXTRA_PREVIEW_MODE, true); + startActivity(intent); + } + } + } + + public void onNothingSelected(AdapterView parent) { + } +} -- cgit v1.2.3