b166ea2668
As any change to the preference title will cause it to lose focus, best not to do this too often. Change-Id: Ibac27ee1de42fd7ca05f3e3685b84f37dac39517 Fix: 28191965
119 lines
4.3 KiB
Java
119 lines
4.3 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.vpn2;
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import android.content.Context;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.graphics.drawable.Drawable;
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import android.os.UserHandle;
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import android.support.v7.preference.Preference;
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import com.android.internal.net.LegacyVpnInfo;
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import com.android.internal.net.VpnConfig;
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/**
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* {@link android.support.v7.preference.Preference} containing information about a VPN
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* application. Tracks the package name and connection state.
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*/
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public class AppPreference extends ManageablePreference {
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public static final int STATE_CONNECTED = LegacyVpnInfo.STATE_CONNECTED;
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public static final int STATE_DISCONNECTED = STATE_NONE;
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private final String mPackageName;
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private final String mName;
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public AppPreference(Context context, int userId, String packageName) {
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super(context, null /* attrs */);
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super.setUserId(userId);
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mPackageName = packageName;
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// Fetch icon and VPN label
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String label = packageName;
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Drawable icon = null;
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try {
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// Make all calls to the package manager as the appropriate user.
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Context userContext = getUserContext();
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PackageManager pm = userContext.getPackageManager();
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// The nested catch block is for the case that the app doesn't exist, so we can fall
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// back to the default activity icon.
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try {
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PackageInfo pkgInfo = pm.getPackageInfo(mPackageName, 0 /* flags */);
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if (pkgInfo != null) {
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icon = pkgInfo.applicationInfo.loadIcon(pm);
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label = VpnConfig.getVpnLabel(userContext, mPackageName).toString();
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}
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} catch (PackageManager.NameNotFoundException pkgNotFound) {
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// Use default app label and icon as fallback
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}
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if (icon == null) {
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icon = pm.getDefaultActivityIcon();
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}
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} catch (PackageManager.NameNotFoundException userNotFound) {
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// No user, no useful information to obtain. Quietly fail.
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}
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mName = label;
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setTitle(mName);
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setIcon(icon);
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}
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public PackageInfo getPackageInfo() {
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try {
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PackageManager pm = getUserContext().getPackageManager();
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return pm.getPackageInfo(mPackageName, 0 /* flags */);
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} catch (PackageManager.NameNotFoundException nnfe) {
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return null;
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}
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}
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public String getLabel() {
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return mName;
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}
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public String getPackageName() {
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return mPackageName;
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}
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private Context getUserContext() throws PackageManager.NameNotFoundException {
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UserHandle user = UserHandle.of(mUserId);
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return getContext().createPackageContextAsUser(
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getContext().getPackageName(), 0 /* flags */, user);
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}
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public int compareTo(Preference preference) {
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if (preference instanceof AppPreference) {
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AppPreference another = (AppPreference) preference;
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int result;
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if ((result = another.mState - mState) == 0 &&
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(result = mName.compareToIgnoreCase(another.mName)) == 0 &&
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(result = mPackageName.compareTo(another.mPackageName)) == 0) {
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result = mUserId - another.mUserId;
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}
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return result;
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} else if (preference instanceof LegacyVpnPreference) {
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// Use comparator from ConfigPreference
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LegacyVpnPreference another = (LegacyVpnPreference) preference;
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return -another.compareTo(this);
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} else {
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return super.compareTo(preference);
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}
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}
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}
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