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/*
* 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.app.Dialog;
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.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.ViewGroup;
import android.view.Window;
import android.view.LayoutInflater;
import android.util.Log;
import android.widget.TextView;
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;
private View mView;
private Dialog mDialog;
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);
mView = findViewById(R.id.configure);
mSettings = extras.getString(EXTRA_LIVE_WALLPAPER_SETTINGS);
mPackageName = extras.getString(EXTRA_LIVE_WALLPAPER_PACKAGE);
if (mSettings == null) {
mView.setVisibility(View.GONE);
}
mWallpaperManager = WallpaperManager.getInstance(this);
mWallpaperConnection = new WallpaperConnection(mWallpaperIntent);
}
public void setLiveWallpaper(View v) {
try {
mWallpaperManager.getIWallpaperManager().setWallpaperComponent(
mWallpaperIntent.getComponent());
mWallpaperManager.setWallpaperOffsetSteps(0.5f, 0.0f);
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 onAttachedToWindow() {
super.onAttachedToWindow();
showLoading();
mView.post(new Runnable() {
public void run() {
if (!mWallpaperConnection.connect()) {
mWallpaperConnection = null;
}
}
});
}
private void showLoading() {
LayoutInflater inflater = LayoutInflater.from(this);
TextView content = (TextView) inflater.inflate(R.layout.live_wallpaper_loading, null);
mDialog = new Dialog(this, android.R.style.Theme_Black);
Window window = mDialog.getWindow();
WindowManager.LayoutParams lp = window.getAttributes();
lp.width = WindowManager.LayoutParams.MATCH_PARENT;
lp.height = WindowManager.LayoutParams.MATCH_PARENT;
window.setType(WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA);
mDialog.setContentView(content, new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT
));
mDialog.show();
}
@Override
public void onDetachedFromWindow() {
super.onDetachedFromWindow();
if (mDialog != null) mDialog.dismiss();
if (mWallpaperConnection != null) {
mWallpaperConnection.disconnect();
}
mWallpaperConnection = null;
}
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
if (mWallpaperConnection != null && mWallpaperConnection.mEngine != null) {
MotionEvent dup = MotionEvent.obtainNoHistory(ev);
try {
mWallpaperConnection.mEngine.dispatchPointer(dup);
} catch (RemoteException e) {
}
}
if (ev.getAction() == MotionEvent.ACTION_DOWN) {
onUserInteraction();
}
boolean handled = getWindow().superDispatchTouchEvent(ev);
if (!handled) {
handled = onTouchEvent(ev);
}
if (!handled && mWallpaperConnection != null && mWallpaperConnection.mEngine != null) {
int action = ev.getActionMasked();
try {
if (action == MotionEvent.ACTION_UP) {
mWallpaperConnection.mEngine.dispatchWallpaperCommand(
WallpaperManager.COMMAND_TAP,
(int) ev.getX(), (int) ev.getY(), 0, null);
} else if (action == MotionEvent.ACTION_POINTER_UP) {
int pointerIndex = ev.getActionIndex();
mWallpaperConnection.mEngine.dispatchWallpaperCommand(
WallpaperManager.COMMAND_SECONDARY_TAP,
(int) ev.getX(pointerIndex), (int) ev.getY(pointerIndex), 0, null);
}
} catch (RemoteException e) {
}
}
return handled;
}
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 = mView;
final View root = view.getRootView();
mService.attach(this, view.getWindowToken(),
WindowManager.LayoutParams.TYPE_APPLICATION_MEDIA_OVERLAY,
true, root.getWidth(), root.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;
}
}
}