Home | History | Annotate | Download | only in settings 
      1 /*
      2  * Copyright (C) 2008 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.Dialog;
     20 import android.content.Context;
     21 import android.text.InputType;
     22 import android.util.AttributeSet;
     23 import android.view.View;
     24 import android.widget.EditText;
     25 
     26 import com.android.settingslib.CustomEditTextPreference;
     27 
     28 /**
     29  * TODO: Add a soft dialpad for PIN entry.
     30  */
     31 class EditPinPreference extends CustomEditTextPreference {
     32 
     33     interface OnPinEnteredListener {
     34         void onPinEntered(EditPinPreference preference, boolean positiveResult);
     35     }
     36 
     37     private OnPinEnteredListener mPinListener;
     38 
     39     public EditPinPreference(Context context, AttributeSet attrs) {
     40         super(context, attrs);
     41     }
     42 
     43     public EditPinPreference(Context context, AttributeSet attrs, int defStyle) {
     44         super(context, attrs, defStyle);
     45     }
     46 
     47     public void setOnPinEnteredListener(OnPinEnteredListener listener) {
     48         mPinListener = listener;
     49     }
     50 
     51     @Override
     52     protected void onBindDialogView(View view) {
     53         super.onBindDialogView(view);
     54 
     55         final EditText editText = (EditText) view.findViewById(android.R.id.edit);
     56 
     57         if (editText != null) {
     58             editText.setInputType(InputType.TYPE_CLASS_NUMBER |
     59                     InputType.TYPE_NUMBER_VARIATION_PASSWORD);
     60             editText.setTextAlignment(View.TEXT_ALIGNMENT_VIEW_START);
     61         }
     62     }
     63 
     64     public boolean isDialogOpen() {
     65         Dialog dialog = getDialog();
     66         return dialog != null && dialog.isShowing();
     67     }
     68 
     69     @Override
     70     protected void onDialogClosed(boolean positiveResult) {
     71         super.onDialogClosed(positiveResult);
     72         if (mPinListener != null) {
     73             mPinListener.onPinEntered(this, positiveResult);
     74         }
     75     }
     76 
     77     public void showPinDialog() {
     78         Dialog dialog = getDialog();
     79         if (dialog == null || !dialog.isShowing()) {
     80             onClick();
     81         }
     82     }
     83 }
     84