SelectObject メソッド

Selects an object into the specified device context(DC). The new object replaces the previous object of the same type.

シンタックス

Visual Basic
C#

'宣言
 
Public Function SelectObject( _
   ByVal gdiObjectHandle As System.IntPtr _
) As System.IntPtr

public System.IntPtr SelectObject( 
   System.IntPtr gdiObjectHandle
)

パラメータ

gdiObjectHandle: A System.IntPtr that indicates the handle to the gdi object to be selected.

戻り値の型

Returns the handle of the previous gdi object of the same type.

解説

Note: When the handle of a gdi object is selected to DeviceContext, the properties of the gdi object can not changed and the gdi object can not be disposed.

使用例

//
// Paints a rectangle that is single black border and filled with white.
//
using (Pen pen = new SolidPen(Color.Black))
{
using (Brush brush = new SolidBrush(Color.Wheat))
{
DeviceContext dc = DeviceContext.Screen;
IntPtr defaultPenHandle = dc.SelectObject(pen.Handle);
IntPtr defaultBrushHandle = dc.SelectObject(brush.Handle);

dc.PaintRectangle(new Rectangle(0, 0, 100, 100));

dc.SelectObject(defaultPenHandle);
dc.SelectObject(defaultBrushHandle);
}
}

参照

DeviceContext クラス
 DeviceContext メンバ