1 /*
2  * Copyright (C) 2014 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.calculator2;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.widget.Button;
22 import android.view.View;
23 import java.text.DecimalFormat;
24 import java.text.DecimalFormatSymbols;
25 import java.text.NumberFormat;
26 import java.util.Locale;
27 
28 public class CalculatorNumericPadLayout extends CalculatorPadLayout {
29 
CalculatorNumericPadLayout(Context context)30     public CalculatorNumericPadLayout(Context context) {
31         this(context, null);
32     }
33 
CalculatorNumericPadLayout(Context context, AttributeSet attrs)34     public CalculatorNumericPadLayout(Context context, AttributeSet attrs) {
35         this(context, attrs, 0);
36     }
37 
CalculatorNumericPadLayout(Context context, AttributeSet attrs, int defStyle)38     public CalculatorNumericPadLayout(Context context, AttributeSet attrs, int defStyle) {
39         super(context, attrs, defStyle);
40     }
41 
42     @Override
onFinishInflate()43     public void onFinishInflate() {
44         super.onFinishInflate();
45 
46         Locale locale = getResources().getConfiguration().locale;
47         if (!getResources().getBoolean(R.bool.use_localized_digits)) {
48             locale = new Locale.Builder()
49                 .setLocale(locale)
50                 .setUnicodeLocaleKeyword("nu", "latn")
51                 .build();
52         }
53 
54         final DecimalFormatSymbols symbols = DecimalFormatSymbols.getInstance(locale);
55         final char zeroDigit = symbols.getZeroDigit();
56         for (int childIndex = getChildCount() - 1; childIndex >= 0; --childIndex) {
57             final View v = getChildAt(childIndex);
58             if (v instanceof Button) {
59                 final Button b = (Button) v;
60                 switch (b.getId()) {
61                     case R.id.digit_0:
62                         b.setText(String.valueOf(zeroDigit));
63                         break;
64                     case R.id.digit_1:
65                         b.setText(String.valueOf((char) (zeroDigit + 1)));
66                         break;
67                     case R.id.digit_2:
68                         b.setText(String.valueOf((char) (zeroDigit + 2)));
69                         break;
70                     case R.id.digit_3:
71                         b.setText(String.valueOf((char) (zeroDigit + 3)));
72                         break;
73                     case R.id.digit_4:
74                         b.setText(String.valueOf((char) (zeroDigit + 4)));
75                         break;
76                     case R.id.digit_5:
77                         b.setText(String.valueOf((char) (zeroDigit + 5)));
78                         break;
79                     case R.id.digit_6:
80                         b.setText(String.valueOf((char) (zeroDigit + 6)));
81                         break;
82                     case R.id.digit_7:
83                         b.setText(String.valueOf((char) (zeroDigit + 7)));
84                         break;
85                     case R.id.digit_8:
86                         b.setText(String.valueOf((char) (zeroDigit + 8)));
87                         break;
88                     case R.id.digit_9:
89                         b.setText(String.valueOf((char) (zeroDigit + 9)));
90                         break;
91                     case R.id.dec_point:
92                         b.setText(String.valueOf(symbols.getDecimalSeparator()));
93                         break;
94                 }
95             }
96         }
97     }
98 }
99 
100