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/*
* Copyright (C) 2008 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.settings;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import com.android.settings.applications.AppViewHolder;
import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.os.Build;
import android.os.Bundle;
import android.os.Process;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
public class AppPicker extends ListActivity {
private AppListAdapter mAdapter;
public static final String EXTRA_REQUESTIING_PERMISSION
= "com.android.settings.extra.REQUESTIING_PERMISSION";
public static final String EXTRA_DEBUGGABLE = "com.android.settings.extra.DEBUGGABLE";
private String mPermissionName;
private boolean mDebuggableOnly;
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
mPermissionName = getIntent().getStringExtra(EXTRA_REQUESTIING_PERMISSION);
mDebuggableOnly = getIntent().getBooleanExtra(EXTRA_DEBUGGABLE, false);
mAdapter = new AppListAdapter(this);
if (mAdapter.getCount() <= 0) {
finish();
} else {
setListAdapter(mAdapter);
}
}
@Override
protected void onResume() {
super.onResume();
}
@Override
protected void onStop() {
super.onStop();
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
MyApplicationInfo app = mAdapter.getItem(position);
Intent intent = new Intent();
if (app.info != null) intent.setAction(app.info.packageName);
setResult(RESULT_OK, intent);
finish();
}
class MyApplicationInfo {
ApplicationInfo info;
CharSequence label;
}
public class AppListAdapter extends ArrayAdapter<MyApplicationInfo> {
private final List<MyApplicationInfo> mPackageInfoList = new ArrayList<MyApplicationInfo>();
private final LayoutInflater mInflater;
public AppListAdapter(Context context) {
super(context, 0);
mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
List<ApplicationInfo> pkgs = context.getPackageManager().getInstalledApplications(0);
for (int i=0; i<pkgs.size(); i++) {
ApplicationInfo ai = pkgs.get(i);
if (ai.uid == Process.SYSTEM_UID) {
continue;
}
// Filter out apps that are not debuggable if required.
if (mDebuggableOnly) {
// On a user build, we only allow debugging of apps that
// are marked as debuggable. Otherwise (for platform development)
// we allow all apps.
if ((ai.flags&ApplicationInfo.FLAG_DEBUGGABLE) == 0
&& "user".equals(Build.TYPE)) {
continue;
}
}
// Filter out apps that do not request the permission if required.
if (mPermissionName != null) {
boolean requestsPermission = false;
try {
PackageInfo pi = getPackageManager().getPackageInfo(ai.packageName,
PackageManager.GET_PERMISSIONS);
if (pi.requestedPermissions == null) {
continue;
}
for (String requestedPermission : pi.requestedPermissions) {
if (requestedPermission.equals(mPermissionName)) {
requestsPermission = true;
break;
}
}
if (!requestsPermission) {
continue;
}
} catch (PackageManager.NameNotFoundException e) {
continue;
}
}
MyApplicationInfo info = new MyApplicationInfo();
info.info = ai;
info.label = info.info.loadLabel(getPackageManager()).toString();
mPackageInfoList.add(info);
}
Collections.sort(mPackageInfoList, sDisplayNameComparator);
MyApplicationInfo info = new MyApplicationInfo();
info.label = context.getText(R.string.no_application);
mPackageInfoList.add(0, info);
addAll(mPackageInfoList);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// A ViewHolder keeps references to children views to avoid unnecessary calls
// to findViewById() on each row.
AppViewHolder holder = AppViewHolder.createOrRecycle(mInflater, convertView);
convertView = holder.rootView;
MyApplicationInfo info = getItem(position);
holder.appName.setText(info.label);
if (info.info != null) {
holder.appIcon.setImageDrawable(info.info.loadIcon(getPackageManager()));
holder.summary.setText(info.info.packageName);
} else {
holder.appIcon.setImageDrawable(null);
holder.summary.setText("");
}
holder.disabled.setVisibility(View.GONE);
return convertView;
}
}
private final static Comparator<MyApplicationInfo> sDisplayNameComparator
= new Comparator<MyApplicationInfo>() {
public final int
compare(MyApplicationInfo a, MyApplicationInfo b) {
return collator.compare(a.label, b.label);
}
private final Collator collator = Collator.getInstance();
};
}
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