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/*
* Copyright (C) 2014 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.systemui.media;
import android.app.AlertDialog;
import android.app.PendingIntent;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.media.projection.MediaProjectionManager;
import android.media.projection.IMediaProjectionManager;
import android.media.projection.IMediaProjection;
import android.os.Bundle;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.TextView;
import com.android.internal.app.AlertActivity;
import com.android.internal.app.AlertController;
import com.android.systemui.R;
public class MediaProjectionPermissionActivity extends AlertActivity
implements DialogInterface.OnClickListener, CheckBox.OnCheckedChangeListener {
private static final String TAG = "MediaProjectionPermissionActivity";
private boolean mPermanentGrant;
private String mPackageName;
private int mUid;
private IMediaProjectionManager mService;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
Intent intent = getIntent();
mPackageName = getCallingPackage();
IBinder b = ServiceManager.getService(MEDIA_PROJECTION_SERVICE);
mService = IMediaProjectionManager.Stub.asInterface(b);
if (mPackageName == null) {
finish();
return;
}
PackageManager packageManager = getPackageManager();
ApplicationInfo aInfo;
try {
aInfo = packageManager.getApplicationInfo(mPackageName, 0);
mUid = aInfo.uid;
} catch (PackageManager.NameNotFoundException e) {
Log.e(TAG, "unable to look up package name", e);
finish();
return;
}
try {
if (mService.hasProjectionPermission(mUid, mPackageName)) {
setResult(RESULT_OK, getMediaProjectionIntent(mUid, mPackageName,
false /*permanentGrant*/));
finish();
return;
}
} catch (RemoteException e) {
Log.e(TAG, "Error checking projection permissions", e);
finish();
return;
}
String appName = aInfo.loadLabel(packageManager).toString();
final AlertController.AlertParams ap = mAlertParams;
ap.mIcon = aInfo.loadIcon(packageManager);
ap.mMessage = getString(R.string.media_projection_dialog_text, appName);
ap.mPositiveButtonText = getString(R.string.media_projection_action_text);
ap.mNegativeButtonText = getString(android.R.string.cancel);
ap.mPositiveButtonListener = this;
ap.mNegativeButtonListener = this;
// add "always use" checkbox
LayoutInflater inflater = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
ap.mView = inflater.inflate(R.layout.remember_permission_checkbox, null);
CheckBox rememberPermissionCheckbox =
(CheckBox)ap.mView.findViewById(R.id.remember);
rememberPermissionCheckbox.setOnCheckedChangeListener(this);
setupAlert();
}
@Override
public void onClick(DialogInterface dialog, int which) {
try {
if (which == AlertDialog.BUTTON_POSITIVE) {
setResult(RESULT_OK, getMediaProjectionIntent(
mUid, mPackageName, mPermanentGrant));
}
} catch (RemoteException e) {
Log.e(TAG, "Error granting projection permission", e);
setResult(RESULT_CANCELED);
} finally {
finish();
}
}
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mPermanentGrant = isChecked;
}
private Intent getMediaProjectionIntent(int uid, String packageName, boolean permanentGrant)
throws RemoteException {
IMediaProjection projection = mService.createProjection(uid, packageName,
MediaProjectionManager.TYPE_SCREEN_CAPTURE, permanentGrant);
Intent intent = new Intent();
intent.putExtra(MediaProjectionManager.EXTRA_MEDIA_PROJECTION, projection.asBinder());
return intent;
}
}
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