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获取文本行数函数
作者:枕善居主 / 查看次数: 5435 / 评论: 1
Const WM_USER = &H400
Const EM_GETLINECOUNT = WM_USER + 10
#If Win32 Then
Private Declare Function SendMessage Lib "user32" _
Alias "SendMessageA" _
(ByVal hWnd As Long, _
ByVal wMsg As Long, _
ByVal wParam As Integer, _
lParam As Any) As Long
#Else
Private Declare Function SendMessage Lib "user" _
(ByVal hWnd As Integer, _
ByVal wMsg As Integer, _
ByVal wParam As Integer, _
lParam As Any) As Long
#End If
Function TextLineCount(txtObj As TextBox) As Long
If txtObj.MultiLine = True Then
TextLineCount = SendMessage(txtObj.hWnd, EM_GETLINECOUNT, 0, 0&)
Else
TextLineCount = 1
End If
End Function
Const EM_GETLINECOUNT = WM_USER + 10
#If Win32 Then
Private Declare Function SendMessage Lib "user32" _
Alias "SendMessageA" _
(ByVal hWnd As Long, _
ByVal wMsg As Long, _
ByVal wParam As Integer, _
lParam As Any) As Long
#Else
Private Declare Function SendMessage Lib "user" _
(ByVal hWnd As Integer, _
ByVal wMsg As Integer, _
ByVal wParam As Integer, _
lParam As Any) As Long
#End If
Function TextLineCount(txtObj As TextBox) As Long
If txtObj.MultiLine = True Then
TextLineCount = SendMessage(txtObj.hWnd, EM_GETLINECOUNT, 0, 0&)
Else
TextLineCount = 1
End If
End Function
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ahuatian2008
[2008-01-27 17:06:21 | 
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