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      1 /*
      2  * Copyright (C) 2015 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 
     17 package com.android.settings.vpn2;
     18 
     19 import android.content.Context;
     20 import android.support.v7.preference.Preference;
     21 import android.text.TextUtils;
     22 import android.view.View;
     23 
     24 import com.android.internal.net.VpnProfile;
     25 import com.android.settings.R;
     26 import static com.android.internal.net.LegacyVpnInfo.STATE_CONNECTED;
     27 
     28 /**
     29  * {@link android.support.v7.preference.Preference} tracks the underlying legacy vpn profile and
     30  * its connection state.
     31  */
     32 public class LegacyVpnPreference extends ManageablePreference {
     33     private VpnProfile mProfile;
     34 
     35     LegacyVpnPreference(Context context) {
     36         super(context, null /* attrs */);
     37         setIcon(R.drawable.ic_vpn_key);
     38     }
     39 
     40     public VpnProfile getProfile() {
     41         return mProfile;
     42     }
     43 
     44     public void setProfile(VpnProfile profile) {
     45         final String oldLabel = (mProfile != null ? mProfile.name : null);
     46         final String newLabel = (profile != null ? profile.name : null);
     47         if (!TextUtils.equals(oldLabel, newLabel)) {
     48             setTitle(newLabel);
     49             notifyHierarchyChanged();
     50         }
     51         mProfile = profile;
     52     }
     53 
     54     @Override
     55     public int compareTo(Preference preference) {
     56         if (preference instanceof LegacyVpnPreference) {
     57             LegacyVpnPreference another = (LegacyVpnPreference) preference;
     58             int result;
     59             if ((result = another.mState - mState) == 0 &&
     60                     (result = mProfile.name.compareToIgnoreCase(another.mProfile.name)) == 0 &&
     61                     (result = mProfile.type - another.mProfile.type) == 0) {
     62                 result = mProfile.key.compareTo(another.mProfile.key);
     63             }
     64             return result;
     65         } else if (preference instanceof AppPreference) {
     66             // Try to sort connected VPNs first
     67             AppPreference another = (AppPreference) preference;
     68             if (mState != STATE_CONNECTED && another.getState() == AppPreference.STATE_CONNECTED) {
     69                 return 1;
     70             }
     71             // Show configured VPNs before app VPNs
     72             return -1;
     73         } else {
     74             return super.compareTo(preference);
     75         }
     76     }
     77 
     78     @Override
     79     public void onClick(View v) {
     80         if (v.getId() == R.id.settings_button && isDisabledByAdmin()) {
     81             performClick();
     82             return;
     83         }
     84         super.onClick(v);
     85     }
     86 }
     87