Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long Private Const WM_CLOSE = &H10Private Sub Command1_Click() Dim hwnd As Long hwnd = FindWindow(vbNullString, "无标题 - Notepad2") If hwnd <> 0 Then SendMessage hwnd, WM_CLOSE, 1, 1 End If End Sub
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Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Const WM_CLOSE = &H10Private Sub Command1_Click()
Dim hwnd As Long
hwnd = FindWindow(vbNullString, "无标题 - Notepad2")
If hwnd <> 0 Then
SendMessage hwnd, WM_CLOSE, 1, 1
End If
End Sub