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/*
* Copyright (C) 2017 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;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Bundle;
import android.provider.Settings;
import android.util.IconDrawableFactory;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import com.android.internal.app.AlertActivity;
import com.android.internal.app.AlertController;
import com.android.internal.logging.MetricsLogger;
import com.android.internal.logging.nano.MetricsProto;
import java.util.ArrayList;
/**
* Show a list of currently running foreground services (supplied by the caller)
* that the user can tap through to their application details.
*/
public final class ForegroundServicesDialog extends AlertActivity implements
AdapterView.OnItemSelectedListener, DialogInterface.OnClickListener,
AlertController.AlertParams.OnPrepareListViewListener {
private static final String TAG = "ForegroundServicesDialog";
LayoutInflater mInflater;
private MetricsLogger mMetricsLogger;
private String[] mPackages;
private PackageItemAdapter mAdapter;
private DialogInterface.OnClickListener mAppClickListener =
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
String pkg = mAdapter.getItem(which).packageName;
Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
intent.setData(Uri.fromParts("package", pkg, null));
startActivity(intent);
finish();
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Dependency.initDependencies(SystemUIFactory.getInstance().getRootComponent());
mMetricsLogger = Dependency.get(MetricsLogger.class);
mInflater = LayoutInflater.from(this);
mAdapter = new PackageItemAdapter(this);
final AlertController.AlertParams p = mAlertParams;
p.mAdapter = mAdapter;
p.mOnClickListener = mAppClickListener;
p.mCustomTitleView = mInflater.inflate(R.layout.foreground_service_title, null);
p.mIsSingleChoice = true;
p.mOnItemSelectedListener = this;
p.mPositiveButtonText = getString(com.android.internal.R.string.done_label);
p.mPositiveButtonListener = this;
p.mOnPrepareListViewListener = this;
updateApps(getIntent());
if (mPackages == null) {
Log.w(TAG, "No packages supplied");
finish();
return;
}
setupAlert();
}
@Override
protected void onResume() {
super.onResume();
mMetricsLogger.visible(MetricsProto.MetricsEvent.RUNNING_BACKGROUND_APPS_DIALOG);
}
@Override
protected void onPause() {
super.onPause();
mMetricsLogger.hidden(MetricsProto.MetricsEvent.RUNNING_BACKGROUND_APPS_DIALOG);
}
@Override
protected void onNewIntent(Intent intent) {
super.onNewIntent(intent);
updateApps(intent);
}
@Override
protected void onStop() {
super.onStop();
// This is a transient dialog, if the user leaves it then it goes away,
// they can return back to it from the notification.
if (!isChangingConfigurations()) {
finish();
}
}
void updateApps(Intent intent) {
mPackages = intent.getStringArrayExtra("packages");
if (mPackages != null) {
mAdapter.setPackages(mPackages);
}
}
public void onPrepareListView(ListView listView) {
}
/*
* On click of Ok/Cancel buttons
*/
public void onClick(DialogInterface dialog, int which) {
finish();
}
public void onItemSelected(AdapterView parent, View view, int position, long id) {
}
public void onNothingSelected(AdapterView parent) {
}
static private class PackageItemAdapter extends ArrayAdapter<ApplicationInfo> {
final PackageManager mPm;
final LayoutInflater mInflater;
final IconDrawableFactory mIconDrawableFactory;
public PackageItemAdapter(Context context) {
super(context, R.layout.foreground_service_item);
mPm = context.getPackageManager();
mInflater = LayoutInflater.from(context);
mIconDrawableFactory = IconDrawableFactory.newInstance(context, true);
}
public void setPackages(String[] packages) {
clear();
ArrayList<ApplicationInfo> apps = new ArrayList<>();
for (int i = 0; i < packages.length; i++) {
try {
apps.add(mPm.getApplicationInfo(packages[i],
PackageManager.MATCH_KNOWN_PACKAGES));
} catch (PackageManager.NameNotFoundException e) {
}
}
apps.sort(new ApplicationInfo.DisplayNameComparator(mPm));
addAll(apps);
}
public @NonNull
View getView(int position, @Nullable View convertView,
@NonNull ViewGroup parent) {
final View view;
if (convertView == null) {
view = mInflater.inflate(R.layout.foreground_service_item, parent, false);
} else {
view = convertView;
}
ImageView icon = view.findViewById(R.id.app_icon);
icon.setImageDrawable(mIconDrawableFactory.getBadgedIcon(getItem(position)));
TextView label = view.findViewById(R.id.app_name);
label.setText(getItem(position).loadLabel(mPm));
return view;
}
}
}
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