1/*
2 * Copyright (C) 2013 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.settings;
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.view.View;
25import android.widget.CompoundButton;
26import android.widget.RelativeLayout;
27import android.widget.SeekBar;
28import android.widget.TextView;
29
30import com.android.systemui.R;
31
32public class ToggleSlider extends RelativeLayout
33        implements CompoundButton.OnCheckedChangeListener, SeekBar.OnSeekBarChangeListener {
34    private static final String TAG = "StatusBar.ToggleSlider";
35
36    public interface Listener {
37        public void onInit(ToggleSlider v);
38        public void onChanged(ToggleSlider v, boolean tracking, boolean checked, int value);
39    }
40
41    private Listener mListener;
42    private boolean mTracking;
43
44    private CompoundButton mToggle;
45    private SeekBar mSlider;
46    private TextView mLabel;
47
48    public ToggleSlider(Context context) {
49        this(context, null);
50    }
51
52    public ToggleSlider(Context context, AttributeSet attrs) {
53        this(context, attrs, 0);
54    }
55
56    public ToggleSlider(Context context, AttributeSet attrs, int defStyle) {
57        super(context, attrs, defStyle);
58        View.inflate(context, R.layout.status_bar_toggle_slider, this);
59
60        final Resources res = context.getResources();
61        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToggleSlider,
62                defStyle, 0);
63
64        mToggle = (CompoundButton)findViewById(R.id.toggle);
65        mToggle.setOnCheckedChangeListener(this);
66        mToggle.setBackgroundDrawable(res.getDrawable(R.drawable.status_bar_toggle_button));
67
68        mSlider = (SeekBar)findViewById(R.id.slider);
69        mSlider.setOnSeekBarChangeListener(this);
70
71        mLabel = (TextView)findViewById(R.id.label);
72        mLabel.setText(a.getString(R.styleable.ToggleSlider_text));
73
74        a.recycle();
75    }
76
77    @Override
78    protected void onAttachedToWindow() {
79        super.onAttachedToWindow();
80        if (mListener != null) {
81            mListener.onInit(this);
82        }
83    }
84
85    public void onCheckedChanged(CompoundButton toggle, boolean checked) {
86        Drawable thumb;
87        Drawable slider;
88        final Resources res = getContext().getResources();
89        if (checked) {
90            thumb = res.getDrawable(
91                    com.android.internal.R.drawable.scrubber_control_disabled_holo);
92            slider = res.getDrawable(
93                    R.drawable.status_bar_settings_slider_disabled);
94        } else {
95            thumb = res.getDrawable(
96                    com.android.internal.R.drawable.scrubber_control_selector_holo);
97            slider = res.getDrawable(
98                    com.android.internal.R.drawable.scrubber_progress_horizontal_holo_dark);
99        }
100        mSlider.setThumb(thumb);
101        mSlider.setProgressDrawable(slider);
102
103        if (mListener != null) {
104            mListener.onChanged(this, mTracking, checked, mSlider.getProgress());
105        }
106    }
107
108    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
109        if (mListener != null) {
110            mListener.onChanged(this, mTracking, mToggle.isChecked(), progress);
111        }
112    }
113
114    public void onStartTrackingTouch(SeekBar seekBar) {
115        mTracking = true;
116        if (mListener != null) {
117            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
118        }
119        mToggle.setChecked(false);
120    }
121
122    public void onStopTrackingTouch(SeekBar seekBar) {
123        mTracking = false;
124        if (mListener != null) {
125            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
126        }
127    }
128
129    public void setOnChangedListener(Listener l) {
130        mListener = l;
131    }
132
133    public void setChecked(boolean checked) {
134        mToggle.setChecked(checked);
135    }
136
137    public boolean isChecked() {
138        return mToggle.isChecked();
139    }
140
141    public void setMax(int max) {
142        mSlider.setMax(max);
143    }
144
145    public void setValue(int value) {
146        mSlider.setProgress(value);
147    }
148}
149
150