1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
|
package com.cyanogenmod.settings.device;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Vibrator;
import android.preference.DialogPreference;
import android.preference.PreferenceManager;
import android.util.AttributeSet;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.SeekBar;
import android.widget.TextView;
public class VibrationPreference extends DialogPreference implements OnClickListener {
private static final int SEEKBAR_ID = R.id.vibration_seekbar;
private static final int VALUE_DISPLAY_ID = R.id.vibration_value;
private static final String FILE_PATH = "/sys/class/misc/pwm_duty/pwm_duty";
private VibrationSeekBar mSeekBar = new VibrationSeekBar();
private static final int MAX_VALUE = 100;
// Track instances to know when to restore original value
// (when the orientation changes, a new dialog is created before the old one is destroyed)
private static int sInstances = 0;
public VibrationPreference(Context context, AttributeSet attrs) {
super(context, attrs);
setDialogLayoutResource(R.layout.preference_dialog_vibration);
}
@Override
protected void onBindDialogView(View view) {
super.onBindDialogView(view);
sInstances++;
SeekBar seekBar = (SeekBar) view.findViewById(SEEKBAR_ID);
TextView valueDisplay = (TextView) view.findViewById(VALUE_DISPLAY_ID);
mSeekBar = new VibrationSeekBar(seekBar, valueDisplay, FILE_PATH);
SetupButtonClickListener(view);
}
private void SetupButtonClickListener(View view) {
Button mTestButton = (Button)view.findViewById(R.id.vibration_test);
mTestButton.setOnClickListener(this);
}
@Override
protected void onDialogClosed(boolean positiveResult) {
super.onDialogClosed(positiveResult);
sInstances--;
if (positiveResult) {
mSeekBar.save();
} else if (sInstances == 0) {
mSeekBar.reset();
}
}
public static void restore(Context context) {
if (!isSupported()) {
return;
}
SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
int value = sharedPrefs.getInt(FILE_PATH, MAX_VALUE);
Utils.writeValue(FILE_PATH, String.valueOf(value));
}
public static boolean isSupported() {
boolean supported = true;
if (!Utils.fileExists(FILE_PATH)) {
supported = false;
}
return supported;
}
class VibrationSeekBar implements SeekBar.OnSeekBarChangeListener {
protected String mFilePath;
protected int mOriginal;
protected SeekBar mSeekBar;
protected TextView mValueDisplay;
public VibrationSeekBar(SeekBar seekBar, TextView valueDisplay, String filePath) {
mSeekBar = seekBar;
mValueDisplay = valueDisplay;
mFilePath = filePath;
// Read original value
SharedPreferences sharedPreferences = getSharedPreferences();
mOriginal = sharedPreferences.getInt(mFilePath, MAX_VALUE);
seekBar.setMax(MAX_VALUE);
reset();
seekBar.setOnSeekBarChangeListener(this);
}
// For inheriting class
protected VibrationSeekBar() {
}
public void reset() {
mSeekBar.setProgress(mOriginal);
updateValue(mOriginal);
}
public void save() {
Editor editor = getEditor();
editor.putInt(mFilePath, mSeekBar.getProgress());
editor.commit();
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress,
boolean fromUser) {
Utils.writeValue(mFilePath, String.valueOf(progress));
updateValue(progress);
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// Do nothing
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// Do nothing
}
protected void updateValue(int progress) {
mValueDisplay.setText(String.valueOf(progress) + "%");
}
}
public void onClick(View v) {
switch(v.getId()) {
case R.id.vibration_test:
testVibration();
break;
}
}
public void testVibration() {
Vibrator vib = (Vibrator) this.getContext().getSystemService(Context.VIBRATOR_SERVICE);
vib.vibrate(1000);
}
}
|
