1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.settings.network; 17 18 import android.app.admin.DevicePolicyManager; 19 import android.content.Context; 20 import android.support.v7.preference.Preference; 21 import android.support.v7.preference.PreferenceScreen; 22 23 import com.android.settings.core.PreferenceController; 24 25 public class ProxyPreferenceController extends PreferenceController { 26 27 private static final String KEY_PROXY_SETTINGS = "proxy_settings"; 28 ProxyPreferenceController(Context context)29 public ProxyPreferenceController(Context context) { 30 super(context); 31 } 32 33 @Override isAvailable()34 public boolean isAvailable() { 35 // proxy UI disabled until we have better app support 36 return false; 37 } 38 39 @Override displayPreference(PreferenceScreen screen)40 public void displayPreference(PreferenceScreen screen) { 41 super.displayPreference(screen); 42 // Enable Proxy selector settings if allowed. 43 final Preference pref = screen.findPreference(KEY_PROXY_SETTINGS); 44 if (pref != null) { 45 final DevicePolicyManager dpm = (DevicePolicyManager) 46 mContext.getSystemService(Context.DEVICE_POLICY_SERVICE); 47 pref.setEnabled(dpm.getGlobalProxyAdmin() == null); 48 } 49 } 50 51 @Override getPreferenceKey()52 public String getPreferenceKey() { 53 return KEY_PROXY_SETTINGS; 54 } 55 } 56