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.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 onInit(ToggleSlider v);
40        public void onChanged(ToggleSlider v, boolean tracking, boolean checked, int value);
41    }
42
43    private Listener mListener;
44    private boolean mTracking;
45
46    private CompoundButton mToggle;
47    private SeekBar mSlider;
48    private TextView mLabel;
49
50    public ToggleSlider(Context context) {
51        this(context, null);
52    }
53
54    public ToggleSlider(Context context, AttributeSet attrs) {
55        this(context, attrs, 0);
56    }
57
58    public ToggleSlider(Context context, AttributeSet attrs, int defStyle) {
59        super(context, attrs, defStyle);
60        View.inflate(context, R.layout.status_bar_toggle_slider, this);
61
62        final Resources res = context.getResources();
63        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToggleSlider,
64                defStyle, 0);
65
66        mToggle = (CompoundButton)findViewById(R.id.toggle);
67        mToggle.setOnCheckedChangeListener(this);
68        mToggle.setBackgroundDrawable(res.getDrawable(R.drawable.status_bar_toggle_button));
69
70        mSlider = (SeekBar)findViewById(R.id.slider);
71        mSlider.setOnSeekBarChangeListener(this);
72
73        mLabel = (TextView)findViewById(R.id.label);
74        mLabel.setText(a.getString(R.styleable.ToggleSlider_text));
75
76        a.recycle();
77    }
78
79    @Override
80    protected void onAttachedToWindow() {
81        super.onAttachedToWindow();
82        if (mListener != null) {
83            mListener.onInit(this);
84        }
85    }
86
87    public void onCheckedChanged(CompoundButton toggle, boolean checked) {
88        Drawable thumb;
89        Drawable slider;
90        final Resources res = getContext().getResources();
91        if (checked) {
92            thumb = res.getDrawable(
93                    com.android.internal.R.drawable.scrubber_control_disabled_holo);
94            slider = res.getDrawable(
95                    R.drawable.status_bar_settings_slider_disabled);
96        } else {
97            thumb = res.getDrawable(
98                    com.android.internal.R.drawable.scrubber_control_selector_holo);
99            slider = res.getDrawable(
100                    com.android.internal.R.drawable.scrubber_progress_horizontal_holo_dark);
101        }
102        mSlider.setThumb(thumb);
103        mSlider.setProgressDrawable(slider);
104
105        if (mListener != null) {
106            mListener.onChanged(this, mTracking, checked, mSlider.getProgress());
107        }
108    }
109
110    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
111        if (mListener != null) {
112            mListener.onChanged(this, mTracking, mToggle.isChecked(), progress);
113        }
114    }
115
116    public void onStartTrackingTouch(SeekBar seekBar) {
117        mTracking = true;
118        if (mListener != null) {
119            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
120        }
121        mToggle.setChecked(false);
122    }
123
124    public void onStopTrackingTouch(SeekBar seekBar) {
125        mTracking = false;
126        if (mListener != null) {
127            mListener.onChanged(this, mTracking, mToggle.isChecked(), mSlider.getProgress());
128        }
129    }
130
131    public void setOnChangedListener(Listener l) {
132        mListener = l;
133    }
134
135    public void setChecked(boolean checked) {
136        mToggle.setChecked(checked);
137    }
138
139    public boolean isChecked() {
140        return mToggle.isChecked();
141    }
142
143    public void setMax(int max) {
144        mSlider.setMax(max);
145    }
146
147    public void setValue(int value) {
148        mSlider.setProgress(value);
149    }
150}
151
152