IconCheckBoxPreference: An Android CheckBox preference with an optional Icon

icon_checkbox_preference.xml

<?xml version="1.0" encoding="UTF-8"?>

<LinearLayout
	xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+android:id/widget_frame"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:minHeight="?android:attr/listPreferredItemHeight"
    android:gravity="center_vertical"
    android:paddingRight="?android:attr/scrollbarSize"> 
    <ImageView 
        android:id="@+id/icon"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="6dip"
        android:layout_marginRight="6dip"
        android:layout_gravity="center" /> 
    <RelativeLayout 
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="2dip"
        android:layout_marginRight="6dip"
        android:layout_marginTop="6dip"
        android:layout_marginBottom="6dip"
        android:layout_weight="1"> 
        <TextView
        	android:id="@+android:id/title"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:singleLine="true"
            android:textAppearance="?android:attr/textAppearanceLarge"
            android:ellipsize="marquee"
            android:fadingEdge="horizontal" /> 
        <TextView
        	android:id="@+android:id/summary"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@android:id/title"
            android:layout_alignLeft="@android:id/title"
            android:textAppearance="?android:attr/textAppearanceSmall"
            android:maxLines="2" /> 
    </RelativeLayout>
    <CheckBox
    	android:id="@+android:id/checkbox"
    	android:layout_width="wrap_content"
    	android:layout_height="wrap_content"
    	android:layout_marginRight="4dip"
    	android:layout_gravity="center_vertical"
    	android:focusable="false"
    	android:clickable="false" />
</LinearLayout> 

IconCheckBoxPreference.java

package com.jakewharton.utilities;

import android.content.Context;
import android.graphics.drawable.Drawable;
import android.preference.CheckBoxPreference;
import android.util.AttributeSet;
import android.view.View;
import android.widget.ImageView;
import com.jakewharton.wakkawallpaper.R;

public class IconCheckBoxPreference extends CheckBoxPreference {
    private Drawable mIcon;
    
    public IconCheckBoxPreference(final Context context, final AttributeSet attrs, final int defStyle) {
        super(context, attrs, defStyle);
        
        this.setLayoutResource(R.layout.icon_checkbox_preference);
        
        this.mIcon = context.obtainStyledAttributes(attrs, R.styleable.IconPreference, defStyle, 0).getDrawable(R.styleable.IconPreference_icon);
    }

    public IconCheckBoxPreference(final Context context, final AttributeSet attrs) {
        this(context, attrs, 0);
    }

    @Override
    protected void onBindView(final View view) {
        super.onBindView(view);
        
        final ImageView imageView = (ImageView)view.findViewById(R.id.icon);
        if ((imageView != null) && (this.mIcon != null)) {
            imageView.setImageDrawable(this.mIcon);
        }
    }

    /**
     * Sets the icon for this Preference with a Drawable.
     *
     * @param icon The icon for this Preference
     */
    public void setIcon(final Drawable icon) {
        if (((icon == null) && (this.mIcon != null)) || ((icon != null) && (!icon.equals(this.mIcon)))) {
            this.mIcon = icon;
            this.notifyChanged();
        }
    }

    /**
     * Returns the icon of this Preference.
     *
     * @return The icon.
     * @see #setIcon(Drawable)
     */
    public Drawable getIcon() {
        return this.mIcon;
    }
}

What should be in R.styleable.IconPreference, R.styleable.IconPreference_icon?

Thank you for your answer)

You can use the same file that is used for the standard icon preference implementations: https://gist.github.com/solar/1002049#file-attrs-xml