Allow you to associate a value with each item displayed in the combo box control 使您可以将值与组合框控件中显示的每一项关联。
Combo box control 组合框控件
Objects for the different states of the drop - down arrow of the combo box control Visualstyleelement . combobox . dropdownbutton成员为组合框控件的下拉箭头的不同状态提供
You can use this property to determine whether any characters are currently selected in the combo box control before performing operations on the selected text 可以使用此属性确定在对选定文本执行操作前，组合框控件中当前是否选定了任何字符。
The main form contains the combo box controls , button controls to load data , and two label controls and a grid to display the data source and the selected value 主窗体包含组合框控件、加载数据的按钮控件，以及显示数据源和选定值的两个标签控件和一个网格。
The user can then populate the combo box control by binding to another array of colors , an array list of shapes , an advanced array list containing sales divisions defined with a structure , the products table residing in either dataset , or the sorted data view 接着用户可以通过绑定到另一个颜色数组、形状数组列表、包含按结构划分的销售部门的高级数组列表、驻留在数据集或排序数据视图中的产品表来填充组合框控件。
