Dim tmpStr As String, CurTextLength As Double
CurTextLength = SendMessage(hwndRecieve, WM_GETTEXTLENGTH, 0, "")curtextlength 监视为 CurTextLength -1073741790.0 Double有谁知道为什么吗?
CurTextLength = SendMessage(hwndRecieve, WM_GETTEXTLENGTH, 0, "")curtextlength 监视为 CurTextLength -1073741790.0 Double有谁知道为什么吗?
解决方案 »
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Public Declare Function SendMessage Lib "user32.dll" Alias "SendMessageA" (ByVal hwndMain As Int32, ByVal wMsg As Int32, ByVal wParam As Int32, ByVal lParam As String) As Int32
Public Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Integer, ByVal lParam As Any) As Long
Dim CurTextLength As Long