位图背景树控件

,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Click to edit Master title style,*,位图背景树控件,为树控件添加背景位图，可以美化程序界面，从而更吸引用户。那么如何才能为树控件绘制背景位图呢？这就需要以,CTreeCtrl,类为基类，派生一个新类,CCustomTree,。在绘制树控件的背景位图时，首先要获得树控件的原始图像，再将原始图像绘制在一个内存画布对象上，然后需要重新定义一个画布对象，并将背景位图绘制在该画布对象上，最后将两个画布对象进行与运算绘制在树控件的背景上。,【,例,11.7】,以,CTreeCtrl,类为基类派生一个,CCustomTree,类，创建具有位图背景的树控件。（实例位置：光盘,TMsl117,）,1,Thank you,还有什么疑问可以到,www.,mrbccd,.com,提出,也可以以发送邮件到,mingrisoft,mingrisoft,.com,2,