智慧住建新型基础测绘多测合一房地一体

【源代码分享】移动无边框无标题栏窗口

时间：2019-12-16 16:37 作者：AcadApp 阅读：1397 评论：2

Windows10

其他

CASS9

Const HTCAPTION = 2
Const WM_NCLBUTTONDOWN = &HA1
Private Declare Function ReleaseCapture Lib "user32" () As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Long) As Long

Private Sub Form_MouseDown(Button As Integer, Shift As Integer, x As Single, Y As Single)
If Button = 1 Then
Dim ReturnVal As Long
x = ReleaseCapture()
ReturnVal = SendMessage(Me.hwnd, WM_NCLBUTTONDOWN, HTCAPTION, 0)
End If
End Sub

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