编写自定义的 Android Preference 组件

核心提示：return false ;}/*** 修改图片* @param newImage* @return*/boolean ChangeGamePic( int newImage ){if ( this .mImage == newImage)return false ;GameGlobal.save_pic(newIma

return false ;

}

/**

* 修改图片

* @param newImage

* @return

*/

boolean ChangeGamePic( int newImage ){

if ( this .mImage == newImage)

return false ;

GameGlobal.save_pic(newImage);

this .mImage = newImage;

preview_img.setImageResource(newImage);

return true ;

}

@Override

protected void onBindView(View view) {

super .onBindView(view);

this .mImage = GameGlobal.get_pic();

preview_img = (ImageView)view.findViewById(R.id.pref_current_img);

preview_img.setImageResource(this .mImage);

}

@Override

protected void onClick() {

super .onClick();

Bundle bundle = new Bundle();

bundle.putInt(GameGlobal.PREF_KEY_IMAGE, this .mImage);

Intent intent = new Intent(parent, ImageSelector. class );

intent.putExtras(bundle);

parent.startActivityForResult(intent, MagicSetting.REQUEST_CODE_GAME_IMAGE);

}

}

import android.content.Context;

import android.content.Intent;

import android.os.Bundle;

import android.preference.Preference;

import android.preference.PreferenceActivity;

import android.util.AttributeSet;

import android.view.View;

import android.widget.ImageView;

/**

* 图片选项，用于设置图片和边框

* @author Winter Lau

*/

public class ImageOptionPreference extends Preference {

private PreferenceActivity parent;

private int mImage = R.drawable.car;

private ImageView preview_img;

public ImageOptionPreference(Context context, AttributeSet attrs, int defStyle) {

super(context, attrs, defStyle);

}