复合控件...
1、什么是复合控件?
复合控件是由多个控件组成的控件(废话……),有点类似用户控件(*.ascx),但是却是用户自定义控件的。
2、如何做
首先要从 System.Web.UI.WebControls.WebControl 继承外,还有实现INamingContainer接口
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{
}
然后重写CreateChildControls的方法
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{}
在这里里面制作你想要添加的控件即可,比如添加几个按钮
Button but1 = new Button();
but1.Text = 'Button 1';
this.Controls.Add(but1);
Button but2 = new Button();
but2.Text = 'Button 2;
this.Controls.Add(but2);
这样运行之后就是有两个按钮的一个控件了。
这里我有个选择checkbox的控件例子,给大家看一下,由于没有进行设计时的设计,如果运行的话,会是一个空白的点,不过不影响使用, 如果干兴趣的话,可以按照我上一篇《开发自定义控件的笔记(1) 》介绍的方法加上设计时的外观
代码如下:
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https://files.cnblogs.com/voodooq/SelectButton.rar 完整代码下载 (嘿嘿,留到最后……)