1 /* 2 * Copyright (C) 2011 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.vpndialogs; 18 19 import android.content.Context; 20 import android.content.DialogInterface; 21 import android.graphics.drawable.Drawable; 22 import android.net.IConnectivityManager; 23 import android.os.ServiceManager; 24 import android.os.UserHandle; 25 import android.text.Html; 26 import android.text.Html.ImageGetter; 27 import android.util.Log; 28 import android.view.View; 29 import android.widget.Button; 30 import android.widget.TextView; 31 32 import com.android.internal.app.AlertActivity; 33 import com.android.internal.net.VpnConfig; 34 35 public class ConfirmDialog extends AlertActivity 36 implements DialogInterface.OnClickListener, ImageGetter { 37 private static final String TAG = "VpnConfirm"; 38 39 private String mPackage; 40 41 private IConnectivityManager mService; 42 43 private Button mButton; 44 45 @Override onResume()46 protected void onResume() { 47 super.onResume(); 48 try { 49 mPackage = getCallingPackage(); 50 51 mService = IConnectivityManager.Stub.asInterface( 52 ServiceManager.getService(Context.CONNECTIVITY_SERVICE)); 53 54 if (mService.prepareVpn(mPackage, null, UserHandle.myUserId())) { 55 setResult(RESULT_OK); 56 finish(); 57 return; 58 } 59 60 View view = View.inflate(this, R.layout.confirm, null); 61 62 ((TextView) view.findViewById(R.id.warning)).setText( 63 Html.fromHtml( 64 getString(R.string.warning, VpnConfig.getVpnLabel(this, mPackage)), 65 this, null /* tagHandler */)); 66 67 mAlertParams.mTitle = getText(R.string.prompt); 68 mAlertParams.mPositiveButtonText = getText(android.R.string.ok); 69 mAlertParams.mPositiveButtonListener = this; 70 mAlertParams.mNegativeButtonText = getText(android.R.string.cancel); 71 mAlertParams.mView = view; 72 setupAlert(); 73 74 getWindow().setCloseOnTouchOutside(false); 75 mButton = mAlert.getButton(DialogInterface.BUTTON_POSITIVE); 76 mButton.setFilterTouchesWhenObscured(true); 77 } catch (Exception e) { 78 Log.e(TAG, "onResume", e); 79 finish(); 80 } 81 } 82 83 @Override getDrawable(String source)84 public Drawable getDrawable(String source) { 85 // Should only reach this when fetching the VPN icon for the warning string. 86 Drawable icon = getDrawable(R.drawable.ic_vpn_dialog); 87 icon.setBounds(0, 0, icon.getIntrinsicWidth(), icon.getIntrinsicHeight()); 88 return icon; 89 } 90 91 @Override onBackPressed()92 public void onBackPressed() { 93 } 94 95 @Override onClick(DialogInterface dialog, int which)96 public void onClick(DialogInterface dialog, int which) { 97 try { 98 if (mService.prepareVpn(null, mPackage, UserHandle.myUserId())) { 99 // Authorize this app to initiate VPN connections in the future without user 100 // intervention. 101 mService.setVpnPackageAuthorization(mPackage, UserHandle.myUserId(), true); 102 setResult(RESULT_OK); 103 } 104 } catch (Exception e) { 105 Log.e(TAG, "onClick", e); 106 } 107 } 108 } 109