DrawForeground メソッド (ButtonToolUIElement)

要素の前景を描画します。

シンタックス

Visual Basic

'宣言
 
Protected Overrides Sub DrawForeground( _
   ByRef drawParams As Infragistics.Win.UIElementDrawParams _
) 

C#

protected override void DrawForeground( 
   ref Infragistics.Win.UIElementDrawParams drawParams
)

パラメータ

drawParams

描出情報を提供する Infragistics.Win.UIElementDrawParams。

使用例

Visual Basic

Imports Infragistics.Win

Protected Overrides Sub DrawForeground(ByRef drawParams As UIElementDrawParams)
       
       ' 前景を ControlLight で描画し、
       ' 境界線を ControlDark で描画します
       Dim Brush As SolidBrush = New SolidBrush(SystemColors.ControlLight)

       Dim colorRect As Rectangle = Me.Rect

       colorRect.Inflate(-3, -3)
       drawParams.Graphics.FillRectangle(Brush, colorRect)

       colorRect.Width -= 1
       colorRect.Height -= 1

       drawParams.Graphics.DrawRectangle(SystemPens.ControlDark, colorRect)

       Brush.Dispose()

End Sub

C#

using Infragistics.Win;

protected override void DrawForeground(ref UIElementDrawParams drawParams)
{

	// 前景を ControlLight で描画し、
	// 境界線を ControlDark で描画します
	SolidBrush brush = new SolidBrush(SystemColors.ControlLight );

	Rectangle colorRect = this.Rect;

	colorRect.Inflate(-3,-3);
	drawParams.Graphics.FillRectangle(brush,colorRect);

	colorRect.Width--;
	colorRect.Height--;

	drawParams.Graphics.DrawRectangle(SystemPens.ControlDark,colorRect);

	brush.Dispose();

}