1 /*
2  * Copyright (C) 2012 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.keyguard;
18 
19 import android.content.Context;
20 import android.content.res.TypedArray;
21 import android.text.TextUtils;
22 import android.text.method.SingleLineTransformationMethod;
23 import android.util.AttributeSet;
24 import android.view.View;
25 import android.widget.TextView;
26 
27 import com.android.systemui.res.R;
28 
29 import java.util.Locale;
30 
31 public class CarrierText extends TextView {
32     private final boolean mShowMissingSim;
33 
34     private final boolean mShowAirplaneMode;
35 
36     private final String mDebugLocation;
37 
CarrierText(Context context)38     public CarrierText(Context context) {
39         this(context, null);
40     }
41 
CarrierText(Context context, AttributeSet attrs)42     public CarrierText(Context context, AttributeSet attrs) {
43         super(context, attrs);
44         boolean useAllCaps;
45         TypedArray a = context.getTheme().obtainStyledAttributes(
46                 attrs, R.styleable.CarrierText, 0, 0);
47         try {
48             useAllCaps = a.getBoolean(R.styleable.CarrierText_allCaps, false);
49             mShowAirplaneMode = a.getBoolean(R.styleable.CarrierText_showAirplaneMode, false);
50             mShowMissingSim = a.getBoolean(R.styleable.CarrierText_showMissingSim, false);
51             mDebugLocation = a.getString(R.styleable.CarrierText_debugLocation);
52         } finally {
53             a.recycle();
54         }
55         setTransformationMethod(new CarrierTextTransformationMethod(mContext, useAllCaps));
56     }
57     @Override
onVisibilityChanged(View changedView, int visibility)58     protected void onVisibilityChanged(View changedView, int visibility) {
59         super.onVisibilityChanged(changedView, visibility);
60         // Only show marquee when visible
61         if (visibility == VISIBLE) {
62             setEllipsize(TextUtils.TruncateAt.MARQUEE);
63         } else {
64             setEllipsize(TextUtils.TruncateAt.END);
65         }
66     }
67 
getShowAirplaneMode()68     public boolean getShowAirplaneMode() {
69         return mShowAirplaneMode;
70     }
71 
getShowMissingSim()72     public boolean getShowMissingSim() {
73         return mShowMissingSim;
74     }
75 
getDebugLocation()76     public String getDebugLocation() {
77         return mDebugLocation;
78     }
79 
80     private static class CarrierTextTransformationMethod extends SingleLineTransformationMethod {
81         private final Locale mLocale;
82         private final boolean mAllCaps;
83 
CarrierTextTransformationMethod(Context context, boolean allCaps)84         public CarrierTextTransformationMethod(Context context, boolean allCaps) {
85             mLocale = context.getResources().getConfiguration().locale;
86             mAllCaps = allCaps;
87         }
88 
89         @Override
getTransformation(CharSequence source, View view)90         public CharSequence getTransformation(CharSequence source, View view) {
91             source = super.getTransformation(source, view);
92 
93             if (mAllCaps && source != null) {
94                 source = source.toString().toUpperCase(mLocale);
95             }
96 
97             return source;
98         }
99     }
100 }
101