public class ColorSelectionPreference extends Preference {
    private Context mContext;
    private int mColor;

    public ColorSelectionPreference(Context context) {
        super(context);
        mContext = context;
    }

    public ColorSelectionPreference(Context context, AttributeSet attr) {
        super(context, attr);
        mContext = context;
    }

    public int getColor() {
        return mColor;
    }

    public void setColor(int color) {
        mColor = color;
    }

    @Override
    public void onClick() {
        //get original preference
        //set ColorPickerDialog to original preference color or default color
        ColorPickerDialog dialog = new ColorPickerDialog(mContext, new ColorPickerDialog.OnColorChangedListener() {
            public void colorChanged(int a, int r, int g, int b) {
                int selectedColor = Color.argb(a,r,g,b);
                setColor(selectedColor);
                persistInt(selectedColor);
            }
        }, mColor);
        dialog.show();
    }
}



06-05 10:21:46.396: ERROR/AndroidRuntime(516): FATAL EXCEPTION: main
        java.lang.IllegalAccessError: tried to access method android.preference.Preference.persistInt:(IIII)V from class android.preference.ColorSelectionPreference$1
        at android.preference.ColorSelectionPreference$1.colorChanged(ColorSelectionPreference.java:55)
        at android.apis.graphics.ColorPickerDialog.onClick(ColorPickerDialog.java:168)