ToggleSlider.java revision e989b32b3a8afec1146b741f7a5d79550e3768a4 
1/*
2 * Copyright (C) 2010 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.systemui.statusbar.policy;
18
19import android.content.Context;
20import android.content.res.Resources;
21import android.content.res.TypedArray;
22import android.graphics.drawable.Drawable;
23import android.util.AttributeSet;
24import android.util.Slog;
25import android.view.View;
26import android.widget.CompoundButton;
27import android.widget.ProgressBar;
28import android.widget.RelativeLayout;
29import android.widget.SeekBar;
30import android.widget.TextView;
31
32import com.android.systemui.R;
33
34public class ToggleSlider extends RelativeLayout
35        implements CompoundButton.OnCheckedChangeListener, SeekBar.OnSeekBarChangeListener {
36    private static final String TAG = "StatusBar.ToggleSlider";
37
38    public interface Listener {
39        public void onChanged(ToggleSlider v, boolean tracking, boolean checked, int value);
40    }
41
42    private Listener mListener;
43    private boolean mTracking;
44
45    private CompoundButton mToggle;
46    private SeekBar mSlider;
47    private TextView mLabel;
48
49    public ToggleSlider(Context context) {
50        this(context, null);
51    }
52
53    public ToggleSlider(Context context, AttributeSet attrs) {
54        this(context, attrs, 0);
55    }
56
57    public ToggleSlider(Context context, AttributeSet attrs, int defStyle) {
58        super(context, attrs, defStyle);
59        View.inflate(context, R.layout.status_bar_toggle_slider, this);
60
61        final Resources res = context.getResources();
62        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToggleSlider,
63                defStyle, 0);
64
65        mToggle = (CompoundButton)findViewById(R.id.toggle);
66        mToggle.setOnCheckedChangeListener(this);
67        mToggle.setBackgroundDrawable(res.getDrawable(R.drawable.status_bar_toggle_button));
68
69        mSlider = (SeekBar)findViewById(R.id.slider);
70        mSlider.setOnSeekBarChangeListener(this);
71
72        mLabel = (TextView)findViewById(R.id.label);
73        mLabel.setText(a.getString(R.styleable.ToggleSlider_text));
74
75        a.recycle();
76    }
77
78    public void onCheckedChanged(CompoundButton toggle, boolean checked) {
79        Drawable thumb;
80        Drawable slider;
81        final Resources res = getContext().getResources();
82        if (checked) {
83            thumb = res.getDrawable(
84                    com.android.internal.R.drawable.scrubber_control_disabled_holo);
85            slider = res.getDrawable(
86                    R.drawable.status_bar_settings_slider_disabled);
87        } else {
88            thumb = res.getDrawable(
89                    com.android.internal.R.drawable.scrubber_control_selector_holo);
90            slider = res.getDrawable(
91                    com.android.internal.R.drawable.scrubber_progress_horizontal_holo_dark);
92        }
93        mSlider.setThumb(thumb);
94        mSlider.setProgressDrawable(slider);
95
96        if (mListener != null) {
97            mListener.onChanged(this, mTracking, checked, mSlider.getProgress());
98        }
99    }
100
101    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
102        if (mListener != null) {
103            mListener.onChanged(this, mTracking, mToggle.isChecked(), progress);
104        }
105    }
106
107    public void onStartTrackingTouch(SeekBar seekBar) {
108        mTracking = true;
109        if (mListener != null) {
110            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
111        }
112        mToggle.setChecked(false);
113    }
114
115    public void onStopTrackingTouch(SeekBar seekBar) {
116        mTracking = false;
117        if (mListener != null) {
118            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
119        }
120    }
121
122    public void setOnChangedListener(Listener l) {
123        mListener = l;
124    }
125
126    public void setChecked(boolean checked) {
127        mToggle.setChecked(checked);
128    }
129
130    public boolean isChecked() {
131        return mToggle.isChecked();
132    }
133
134    public void setMax(int max) {
135        mSlider.setMax(max);
136    }
137
138    public void setValue(int value) {
139        mSlider.setProgress(value);
140    }
141}
142
143