Private Sub PictureBox1_MouseDown(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles PictureBox1.MouseDown
'ピクチャーボックスのグラフィックスを取得
Dim hwnd As New IntPtr
hwnd = Me.PictureBox1.Handle
Dim g As Graphics = Graphics.FromHwnd(hwnd)
Dim Rect As Rectangle
Rect.X = 10
Rect.Y = 10
Rect.Width = 100
Rect.Height = 100
'ボタンが押された状態を描く
ControlPaint.DrawBorder3D(g, Rect, Border3DStyle.SunkenInner, Border3DSide.Bottom + Border3DSide.Left + Border3DSide.Top + Border3DSide.Right)
End Sub
Private Sub PictureBox1_MouseUp(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles PictureBox1.MouseUp
'ピクチャーボックスのグラフィックスを取得
Dim hwnd As New IntPtr
hwnd = Me.PictureBox1.Handle
Dim g As Graphics = Graphics.FromHwnd(hwnd)
Dim Rect As Rectangle
Rect.X = 10
Rect.Y = 10
Rect.Width = 100
Rect.Height = 100
'ボタンを押した後を描く
ControlPaint.DrawBorder3D(g, Rect, Border3DStyle.RaisedInner, Border3DSide.Bottom + Border3DSide.Left + Border3DSide.Top + Border3DSide.Right)
End Sub
End Class
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