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Public Class Form1
Inherits System.Windows.Forms.Form
Private Declare Function ReleaseCapture Lib "user32" () As Integer
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" ( _
ByVal hwnd As Integer, _
ByVal wMsg As Integer, _
ByVal wParam As Integer, _
ByRef lParam As Object) As Integer
Private Const HTCAPTION As Short = 2
Private Const WM_NCLBUTTONDOWN As Short = &HA1S
Private Const WM_SYSCOMMAND As Short = &H112S
Private Sub Label1_MouseDown( _
ByVal eventSender As System.Object, _
ByVal eventArgs As System.Windows.Forms.MouseEventArgs) _
Handles Label1.MouseDown
ReleaseCapture()
SendMessage(Me.Handle.ToInt32, WM_NCLBUTTONDOWN, HTCAPTION, 0)
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles Button1.Click
Me.Close()
End Sub
End Class |