ControlPaint.DrawComboButton 方法    
定义
重要
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在组合框控件上绘制下拉按钮。
重载
| DrawComboButton(Graphics, Rectangle, ButtonState) | 
						   在组合框控件上绘制位于指定边界内、在指定的图形表面上、处于指定状态的下拉按钮。  | 
        	
| DrawComboButton(Graphics, Int32, Int32, Int32, Int32, ButtonState) | 
						   在组合框控件上绘制位于指定边界内、在指定的图形表面上、处于指定状态的下拉按钮。  | 
        	
DrawComboButton(Graphics, Rectangle, ButtonState)
在组合框控件上绘制位于指定边界内、在指定的图形表面上、处于指定状态的下拉按钮。
public:
 static void DrawComboButton(System::Drawing::Graphics ^ graphics, System::Drawing::Rectangle rectangle, System::Windows::Forms::ButtonState state);
	public static void DrawComboButton (System.Drawing.Graphics graphics, System.Drawing.Rectangle rectangle, System.Windows.Forms.ButtonState state);
	static member DrawComboButton : System.Drawing.Graphics * System.Drawing.Rectangle * System.Windows.Forms.ButtonState -> unit
	Public Shared Sub DrawComboButton (graphics As Graphics, rectangle As Rectangle, state As ButtonState)
	参数
- state
 - ButtonState
 
ButtonState 值的按位组合,指定将组合框画入的状态。
适用于
DrawComboButton(Graphics, Int32, Int32, Int32, Int32, ButtonState)
在组合框控件上绘制位于指定边界内、在指定的图形表面上、处于指定状态的下拉按钮。
public:
 static void DrawComboButton(System::Drawing::Graphics ^ graphics, int x, int y, int width, int height, System::Windows::Forms::ButtonState state);
	public static void DrawComboButton (System.Drawing.Graphics graphics, int x, int y, int width, int height, System.Windows.Forms.ButtonState state);
	static member DrawComboButton : System.Drawing.Graphics * int * int * int * int * System.Windows.Forms.ButtonState -> unit
	Public Shared Sub DrawComboButton (graphics As Graphics, x As Integer, y As Integer, width As Integer, height As Integer, state As ButtonState)
	参数
- x
 - Int32
 
矩形边框左上角的 x 坐标。
- y
 - Int32
 
矩形边框左上角的 y 坐标。
- width
 - Int32
 
组合框的宽度。
- height
 - Int32
 
组合框的高度。
- state
 - ButtonState
 
ButtonState 值的按位组合,指定将组合框画入的状态。