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
17package com.android.settings;
18
19import android.app.Dialog;
20import android.content.Context;
21import android.text.InputType;
22import android.util.AttributeSet;
23import android.view.View;
24import android.widget.EditText;
25
26/**
27 * TODO: Add a soft dialpad for PIN entry.
28 */
29class EditPinPreference extends CustomEditTextPreference {
30
31    interface OnPinEnteredListener {
32        void onPinEntered(EditPinPreference preference, boolean positiveResult);
33    }
34
35    private OnPinEnteredListener mPinListener;
36
37    public EditPinPreference(Context context, AttributeSet attrs) {
38        super(context, attrs);
39    }
40
41    public EditPinPreference(Context context, AttributeSet attrs, int defStyle) {
42        super(context, attrs, defStyle);
43    }
44
45    public void setOnPinEnteredListener(OnPinEnteredListener listener) {
46        mPinListener = listener;
47    }
48
49    @Override
50    protected void onBindDialogView(View view) {
51        super.onBindDialogView(view);
52
53        final EditText editText = (EditText) view.findViewById(android.R.id.edit);
54
55        if (editText != null) {
56            editText.setInputType(InputType.TYPE_CLASS_NUMBER |
57                    InputType.TYPE_NUMBER_VARIATION_PASSWORD);
58        }
59    }
60
61    public boolean isDialogOpen() {
62        Dialog dialog = getDialog();
63        return dialog != null && dialog.isShowing();
64    }
65
66    @Override
67    protected void onDialogClosed(boolean positiveResult) {
68        super.onDialogClosed(positiveResult);
69        if (mPinListener != null) {
70            mPinListener.onPinEntered(this, positiveResult);
71        }
72    }
73
74    public void showPinDialog() {
75        Dialog dialog = getDialog();
76        if (dialog == null || !dialog.isShowing()) {
77            onClick();
78        }
79    }
80}
81