src/com/android/settings/SetFullBackupPassword.java

   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.settings;
  18
  19 import android.app.Activity;
  20 import android.app.backup.IBackupManager;
  21 import android.os.Bundle;
  22 import android.os.RemoteException;
  23 import android.os.ServiceManager;
  24 import android.util.Log;
  25 import android.view.View;
  26 import android.view.View.OnClickListener;
  27 import android.widget.Button;
  28 import android.widget.TextView;
  29 import android.widget.Toast;
  30
  31 public class SetFullBackupPassword extends Activity {
  32     static final String TAG = "SetFullBackupPassword";
  33
  34     IBackupManager mBackupManager;
  35     TextView mCurrentPw, mNewPw, mConfirmNewPw;
  36     Button mCancel, mSet;
  37
  38     OnClickListener mButtonListener = new OnClickListener() {
  39         @Override
  40         public void onClick(View v) {
  41             if (v == mSet) {
  42                 final String curPw = mCurrentPw.getText().toString();
  43                 final String newPw = mNewPw.getText().toString();
  44                 final String confirmPw = mConfirmNewPw.getText().toString();
  45
  46                 if (!newPw.equals(confirmPw)) {
  47                     // Mismatch between new pw and its confirmation re-entry
  48 Log.i(TAG, "password mismatch");
  49                     Toast.makeText(SetFullBackupPassword.this,
  50                             R.string.local_backup_password_toast_confirmation_mismatch,
  51                             Toast.LENGTH_LONG).show();
  52                     return;
  53                 }
  54
  55                 // TODO: should we distinguish cases of has/hasn't set a pw before?
  56
  57                 if (setBackupPassword(curPw, newPw)) {
  58                     // success
  59 Log.i(TAG, "password set successfully");
  60                     Toast.makeText(SetFullBackupPassword.this,
  61                             R.string.local_backup_password_toast_success,
  62                             Toast.LENGTH_LONG).show();
  63                     finish();
  64                 } else {
  65                     // failure -- bad existing pw, usually
  66 Log.i(TAG, "failure; password mismatch?");
  67                     Toast.makeText(SetFullBackupPassword.this,
  68                             R.string.local_backup_password_toast_validation_failure,
  69                             Toast.LENGTH_LONG).show();
  70                 }
  71             } else if (v == mCancel) {
  72                 finish();
  73             } else {
  74                 Log.w(TAG, "Click on unknown view");
  75             }
  76         }
  77     };
  78
  79     @Override
  80     public void onCreate(Bundle icicle) {
  81         super.onCreate(icicle);
  82
  83         mBackupManager = IBackupManager.Stub.asInterface(ServiceManager.getService("backup"));
  84
  85         setContentView(R.layout.set_backup_pw);
  86
  87         mCurrentPw = (TextView) findViewById(R.id.current_backup_pw);
  88         mNewPw = (TextView) findViewById(R.id.new_backup_pw);
  89         mConfirmNewPw = (TextView) findViewById(R.id.confirm_new_backup_pw);
  90
  91         mCancel = (Button) findViewById(R.id.backup_pw_cancel_button);
  92         mSet = (Button) findViewById(R.id.backup_pw_set_button);
  93
  94         mCancel.setOnClickListener(mButtonListener);
  95         mSet.setOnClickListener(mButtonListener);
  96     }
  97
  98     private boolean setBackupPassword(String currentPw, String newPw) {
  99         try {
 100             return mBackupManager.setBackupPassword(currentPw, newPw);
 101         } catch (RemoteException e) {
 102             Log.e(TAG, "Unable to communicate with backup manager");
 103             return false;
 104         }
 105     }
 106 }