摘要：先看看效果：先构造一个子项的类：using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Drawing;//namespace ComboBox_Draw{ //自定义组合框项 class MyItem { //项文本内容 private String Text; //项图片 public Image Img; //构造函数 public MyIt... 阅读全文