package com.aokp.romcontrol.widgets;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.preference.Preference;
import android.util.AttributeSet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewParent;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TextView;
import com.aokp.romcontrol.R;
public class SeekBarPreferenceCham extends Preference implements OnSeekBarChangeListener {
private final String TAG = getClass().getName();
private static final String ANDROIDNS = "http://schemas.android.com/apk/res/android";
private static final String AOKP = "http://schemas.android.com/apk/res/com.aokp.romcontrol";
private static final int DEFAULT_VALUE = 50;
private int mMaxValue = 100;
private int mMinValue = 0;
private int mInterval = 1;
private int mCurrentValue;
private int mDefaultValue = -1;
private String mUnitsLeft = "";
private String mUnitsRight = "";
private SeekBar mSeekBar;
private TextView mTitle;
private ImageView mImagePlus;
private ImageView mImageMinus;
private Drawable mProgressThumb;
private TextView mStatusText;
public SeekBarPreferenceCham(Context context, AttributeSet attrs) {
super(context, attrs);
initPreference(context, attrs);
}
public SeekBarPreferenceCham(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
initPreference(context, attrs);
}
private void initPreference(Context context, AttributeSet attrs) {
setValuesFromXml(attrs);
mSeekBar = new SeekBar(context, attrs);
mSeekBar.setMax(mMaxValue - mMinValue);
mSeekBar.setOnSeekBarChangeListener(this);
}
private void setValuesFromXml(AttributeSet attrs) {
final TypedArray typedArray = getContext().obtainStyledAttributes(
attrs, R.styleable.SeekBarPreference);
mMaxValue = attrs.getAttributeIntValue(ANDROIDNS, "max", 100);
mMinValue = attrs.getAttributeIntValue(AOKP, "min", 0);
mDefaultValue = attrs.getAttributeIntValue(AOKP, "defaultVal", -1);
mUnitsLeft = getAttributeStringValue(attrs, AOKP, "unitsLeft", "");
String units = getAttributeStringValue(attrs, AOKP, "units", "");
mUnitsRight = getAttributeStringValue(attrs, AOKP, "unitsRight", units);
Integer id = typedArray.getResourceId(R.styleable.SeekBarPreference_unitsRight, 0);
if (id > 0) {
mUnitsRight = getContext().getResources().getString(id);
}
id = typedArray.getResourceId(R.styleable.SeekBarPreference_unitsLeft, 0);
if (id > 0) {
mUnitsLeft = getContext().getResources().getString(id);
}
try {
String newInterval = attrs.getAttributeValue(AOKP, "interval");
if(newInterval != null)
mInterval = Integer.parseInt(newInterval);
}
catch(Exception e) {
Log.e(TAG, "Invalid interval value", e);
}
}
private String getAttributeStringValue(AttributeSet attrs, String namespace, String name, String defaultValue) {
String value = attrs.getAttributeValue(namespace, name);
if(value == null)
value = defaultValue;
return value;
}
@Override
public void onDependencyChanged(Preference dependency, boolean disableDependent) {
super.onDependencyChanged(dependency, disableDependent);
this.setShouldDisableView(true);
if (mTitle != null)
mTitle.setEnabled(!disableDependent);
if (mSeekBar != null)
mSeekBar.setEnabled(!disableDependent);
if (mImagePlus != null)
mImagePlus.setEnabled(!disableDependent);
if (mImageMinus != null)
mImageMinus.setEnabled(!disableDependent);
}
@Override
protected View onCreateView(ViewGroup parent){
RelativeLayout layout = null;
try {
LayoutInflater mInflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
layout = (RelativeLayout)mInflater.inflate(R.layout.seek_bar_preference, parent, false);
mTitle = (TextView) layout.findViewById(android.R.id.title);
mImagePlus = (ImageView) layout.findViewById(R.id.imagePlus);
mImagePlus.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mSeekBar.setProgress((mCurrentValue + mInterval) - mMinValue);
}
});
mImagePlus.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View view) {
mSeekBar.setProgress((mCurrentValue + (mMaxValue-mMinValue)/10) - mMinValue);
return true;
}
});
mImageMinus = (ImageView) layout.findViewById(R.id.imageMinus);
mImageMinus.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
mSeekBar.setProgress((mCurrentValue - mInterval) - mMinValue);
}
});
mImageMinus.setOnLongClickListener(new View.OnLongClickListener() {
@Override
public boolean onLongClick(View view) {
mSeekBar.setProgress((mCurrentValue - (mMaxValue-mMinValue)/10) - mMinValue);
return true;
}
});
mProgressThumb = mSeekBar.getThumb();
}
catch(Exception e)
{
Log.e(TAG, "Error creating seek bar preference", e);
}
return layout;
}
@Override
public void onBindView(View view) {
super.onBindView(view);
try
{
// move our seekbar to the new view we've been given
ViewParent oldContainer = mSeekBar.getParent();
ViewGroup newContainer = (ViewGroup) view.findViewById(R.id.seekBarPrefBarContainer);
if (oldContainer != newContainer) {
// remove the seekbar from the old view
if (oldContainer != null) {
((ViewGroup) oldContainer).removeView(mSeekBar);
}
// remove the existing seekbar (there may not be one) and add ours
newContainer.removeAllViews();
newContainer.addView(mSeekBar, ViewGroup.LayoutParams.FILL_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
}
}
catch(Exception ex) {
Log.e(TAG, "Error binding view: " + ex.toString());
}
updateView(view);
}
/**
* Update a SeekBarPreferenceCham view with our current state
* @param view
*/
protected void updateView(View view) {
try {
RelativeLayout layout = (RelativeLayout)view;
mStatusText = (TextView)layout.findViewById(R.id.seekBarPrefValue);
mStatusText.setText(String.valueOf(mCurrentValue));
mStatusText.setMinimumWidth(30);
mSeekBar.setProgress(mCurrentValue - mMinValue);
TextView unitsRight = (TextView)layout.findViewById(R.id.seekBarPrefUnitsRight);
unitsRight.setText(mUnitsRight);
TextView unitsLeft = (TextView)layout.findViewById(R.id.seekBarPrefUnitsLeft);
unitsLeft.setText(mUnitsLeft);
}
catch(Exception e) {
Log.e(TAG, "Error updating seek bar preference", e);
}
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
int newValue = progress + mMinValue;
if(newValue > mMaxValue)
newValue = mMaxValue;
else if(newValue < mMinValue)
newValue = mMinValue;
else if(mInterval != 1 && newValue % mInterval != 0)
newValue = Math.round(((float)newValue)/mInterval)*mInterval;
// change rejected, revert to the previous value
if(!callChangeListener(newValue)){
seekBar.setProgress(mCurrentValue - mMinValue);
return;
}
// change accepted, store it
mCurrentValue = newValue;
if (mCurrentValue == mDefaultValue && mDefaultValue != -1) {
mStatusText.setText(R.string.default_string);
int redColor = getContext().getResources().getColor(R.color.seekbar_dot_color);
mProgressThumb.setColorFilter(redColor, PorterDuff.Mode.SRC_IN);
} else {
mStatusText.setText(String.valueOf(newValue));
mProgressThumb.clearColorFilter();
}
persistInt(newValue);
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
notifyChanged();
}
@Override
protected Object onGetDefaultValue(TypedArray ta, int index){
int defaultValue = ta.getInt(index, DEFAULT_VALUE);
return defaultValue;
}
@Override
protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
if(restoreValue) {
mCurrentValue = getPersistedInt(mCurrentValue);
}
else {
int temp = 0;
try {
temp = (Integer)defaultValue;
}
catch(Exception ex) {
Log.e(TAG, "Invalid default value: " + defaultValue.toString());
}
persistInt(temp);
mCurrentValue = temp;
}
}
public void setValue(int value) {
mCurrentValue = value;
}
@Override
public void setEnabled (boolean enabled) {
mSeekBar.setEnabled(enabled);
super.setEnabled(enabled);
}
}