12735.html
来自「以电子书的形式收集了VB一些常见问题解决方法,可以很方便的查找自己需要解决的问题」· HTML 代码 · 共 23 行
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<title>Re: VB 4.0 如何"最上层显示"</title>
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<h1>Re: VB 4.0 如何"最上层显示"</h1>
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Posted by <a href="mailto:woeioa@ms6.hinet.net">小呆</a> on May 08, 1999 at 15:43:40:<p>
In Reply to: <a href="12733.html">VB 4.0 如何"最上层显示"</a> posted by Luke on May 08, 1999 at 15:31:27:<p>
: 我使用Visual Basic 4.0 中文普及版<br>: 我欲将某表单使其永远都是"最上层显示"(除非我取消)<br>: 怎么办呢?<br>: 请各位高手协助<br>: VB副程序 DLL函数......方式不拘<br>: 能用就好<p>: 不胜感激!! <br>====================================================================<br>Option Explicit<p>#If Win16 Then<br> Private Declare Sub SetWindowPos Lib "User" (ByVal hwnd As Integer, ByVal hWndInsertAfter As Integer, ByVal x As Integer, ByVal y As Integer, ByVal cx As Integer, ByVal cy As Integer, ByVal wFlags As Integer)<br>#Else<br> 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<br>#End If<p>Const SWP_NOMOVE = 2<br>Const SWP_NOSIZE = 1<br>Const HWND_TOPMOST = -1<br>Const HWND_NOTOPMOST = -2<br>Const wFlags = SWP_NOMOVE Or SWP_NOSIZE<p><br>Private Sub Form_DblClick()<br> SetWindowPos Form1.hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, wFlags '取消最上层显示<br>End Sub<p>Private Sub Form_Load()<br> SetWindowPos Form1.hwnd, HWND_TOPMOST, 0, 0, 0, 0, wFlags '设定最上层显示<br>End Sub<p>
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