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[求助]
各位大神,vb如何通過拖動實現(xiàn)控件大小的改變??
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在網(wǎng)上搜了一下,只看到一個針對picture控件的程序: Private Const GWL_STYLE = (-16) Private Const WS_THICKFRAME = &H40000 Private Const SWP_NOSIZE = &H1 Private Const SWP_NOZORDER = &H4 Private Const SWP_NOMOVE = &H2 Private Const SWP_DRAWFRAME = &H20 Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal X As Long, ByVal Y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long Private Sub ControlSize(ControlName As Control, SetTrue As Boolean) Dim dwStyle As Long dwStyle = GetWindowLong(ControlName.hwnd, GWL_STYLE) If SetTrue Then dwStyle = dwStyle Or WS_THICKFRAME Else dwStyle = dwStyle - WS_THICKFRAME End If dwStyle = SetWindowLong(ControlName.hwnd, GWL_STYLE, dwStyle) SetWindowPos ControlName.hwnd, ControlName.Parent.hwnd, 0, 0, 0, 0, SWP_NOZORDER Or SWP_NOSIZE Or SWP_NOMOVE Or SWP_DRAWFRAME End Sub Private Sub Form_Load() ControlSize picture1, True End Sub 這個程序能夠?qū)崿F(xiàn)在運行時,拖動picture改變它的大小,但是將語言中的picture1換成frame1或者text1后,運行程序時就會提示“實時錯誤提示13”,“類型不匹配”,求大神 們幫忙解決一下,如何讓frame和text也可以拖動改變大小,,小弟不勝感激。 |
找到一些相關(guān)的精華帖子,希望有用哦~
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