WinForm下的ComboBox默认是以多行文本来设定显示列表的, 这通常不符合大家日常的应用, 因为大家日常应用通常是键/值对的形式去绑定它的. 参考了一些网上的例子,最终写了一个辅助类用于方便对ComboBox的操作: 用下面这个类的实例作为ComboBox的添加项: using System; using System.Collections.Generic; using System.Text; using System.Windows.Forms; namespace tp7309.
先写一个数据类Grade.cs using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Collections.ObjectModel; namespace ImgProWPF { public class Grade { public string Name { set; get; } } pu
The ComboBox control is in many ways like the ListBox control, but takes up a lot less space, because the list of items is hidden when not needed. The ComboBox control is used many places in Windows, but to make sure that everyone knows how it looks
效果如下图,本人网上搜索资料加上自己的研究终于实现了在combobox子项中加上删除按钮. 一.窗体中的代码: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; using System.Runtime.InteropS