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.browser.preferences;
18 
19 import android.content.Context;
20 import android.preference.SeekBarPreference;
21 import android.text.TextUtils;
22 import android.util.AttributeSet;
23 import android.view.View;
24 import android.widget.SeekBar;
25 import android.widget.TextView;
26 
27 import com.android.browser.R;
28 
29 public class SeekBarSummaryPreference extends SeekBarPreference {
30 
31     CharSequence mSummary;
32     TextView mSummaryView;
33 
SeekBarSummaryPreference( Context context, AttributeSet attrs, int defStyle)34     public SeekBarSummaryPreference(
35             Context context, AttributeSet attrs, int defStyle) {
36         super(context, attrs, defStyle);
37         init();
38     }
39 
SeekBarSummaryPreference(Context context, AttributeSet attrs)40     public SeekBarSummaryPreference(Context context, AttributeSet attrs) {
41         super(context, attrs);
42         init();
43     }
44 
SeekBarSummaryPreference(Context context)45     public SeekBarSummaryPreference(Context context) {
46         super(context);
47         init();
48     }
49 
init()50     void init() {
51         setWidgetLayoutResource(R.layout.font_size_widget);
52     }
53 
54     @Override
setSummary(CharSequence summary)55     public void setSummary(CharSequence summary) {
56         mSummary = summary;
57         if (mSummaryView != null) {
58             mSummaryView.setText(mSummary);
59         }
60     }
61 
62     @Override
getSummary()63     public CharSequence getSummary() {
64         return null;
65     }
66 
67     @Override
onBindView(View view)68     protected void onBindView(View view) {
69         super.onBindView(view);
70         mSummaryView = (TextView) view.findViewById(R.id.text);
71         if (TextUtils.isEmpty(mSummary)) {
72             mSummaryView.setVisibility(View.GONE);
73         } else {
74             mSummaryView.setVisibility(View.VISIBLE);
75             mSummaryView.setText(mSummary);
76         }
77     }
78 
79     @Override
onStartTrackingTouch(SeekBar seekBar)80     public void onStartTrackingTouch(SeekBar seekBar) {
81         // Intentionally blank - prevent super.onStartTrackingTouch from running
82     }
83 
84     @Override
onStopTrackingTouch(SeekBar seekBar)85     public void onStopTrackingTouch(SeekBar seekBar) {
86         // Intentionally blank - prevent onStopTrackingTouch from running
87     }
88 
89 }
90