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package com.cyanogenmod.settings.device;
import android.content.Context;
import android.preference.SwitchPreference;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Switch;
/**
* Custom preference for handling a switch with a clickable preference area as well
*
* Source: https://gist.github.com/marchold/45e22839eb94aa14dfb5
*/
public class SwitchPlusPreference extends SwitchPreference {
//
// Public interface
//
/**
* Sets listeners for the switch and the background container preference view cell
*
* @param listener A valid SwitchPlusClickListener
*/
public void setSwitchClickListener(SwitchPlusClickListener listener) {
this.listener = listener;
}
private SwitchPlusClickListener listener = null;
/**
* Interface gives callbacks in to both parts of the preference
*/
public interface SwitchPlusClickListener {
/**
* Called when the switch is switched
*
* @param preference
* @param isChecked
*/
public void onCheckedChanged(SwitchPlusPreference preference, boolean isChecked);
/**
* Called when the preference view is clicked
*
* @param view
* @param preference
*/
public void onClick(View view, SwitchPlusPreference preference);
}
public SwitchPlusPreference(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public SwitchPlusPreference(Context context, AttributeSet attrs) {
super(context, attrs);
}
public SwitchPlusPreference(Context context) {
super(context);
}
//
// Internal Functions
//
/**
* Recursively go through view tree until we find an android.widget.Switch
*
* @param view Root view to start searching
* @return A Switch class or null
*/
private Switch findSwitchWidget(View view) {
if (view instanceof Switch) {
return (Switch) view;
}
if (view instanceof ViewGroup) {
ViewGroup viewGroup = (ViewGroup) view;
for (int i = 0; i < viewGroup.getChildCount(); i++) {
View child = viewGroup.getChildAt(i);
if (child instanceof ViewGroup) {
Switch result = findSwitchWidget(child);
if (result != null) return result;
}
if (child instanceof Switch) {
return (Switch) child;
}
}
}
return null;
}
//Get a handle on the 2 parts of the switch preference and assign handlers to them
@Override
protected void onBindView(View view) {
super.onBindView(view);
final SwitchPlusPreference that = this;
final Switch switchView = findSwitchWidget(view);
if (switchView != null) {
switchView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (listener != null)
listener.onCheckedChanged(that, ((Switch) v).isChecked());
}
});
switchView.setChecked(getSharedPreferences().getBoolean(getKey(), false));
switchView.setFocusable(true);
//switchView.setEnabled(true);
}
view.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (listener != null) listener.onClick(v, that);
}
});
}
}
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