VB6.0 中的窗口控制全集 2 2007-03-20 11:28:55| 分类: 开发语言 阅读376 评论0 字号:大中小 订阅 让窗口一直在上面 很多流行软件都有这样一个选项:Always on Top。它可以让窗口在最上面,别的窗口不能覆盖它。我们在 VB 中,可以使用下面的方法来实现: Private Const SWP_NOSIZE = &H1 Private Const SWP_NOMOVE = &H2 Private Const SWP_NOZORDER = &H4 Private Const SWP_NOREDRAW = &H8 Private Const SWP_NOACTIVATE = &H10 Private Const SWP_FRAMECHANGED = &H20 Private Const SWP_SHOWWINDOW = &H40 Private Const SWP_NOCOPYBITS = &H80 Private Const SWP_NOOWNERZORDER = &H200 Private Const SWP_DRAWFRAME = SWP_FRAMECHANGED Private Const SWP_NOREPOSITION = SWP_NOOWNERZORDER Private Const HWND_TOP = 0 Private Const HWND_BOTTOM = 1 Private Const HWND_TOPMOST = -1 Private Const HWND_NOTOPMOST = -2 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 mbOnTop As Boolean Private Property Let OnTop (Setting As Boolean) if Setting Then SetWindowPos hwnd, -1, 0, 0, 0, 0, SWP_NOMOVE Or SWP_NOSIZE Else SetWindowPos hwnd, -2, 0, 0, 0, 0, SWP_NOMOVE Or SWP_NOSIZE End If mbOnTop = Setting End Property Private Property Get OnTop() As Boolean 'Return the private variable set in Property Let OnTop = mbOnTop End Property 调用 OnTop=True 即可让窗口 Always On Top。 创建无 Icon 的窗口 我们在很多时候都需要那种无 Icon 的 窗口,如“关于……”“查找”等。在 VB 中,我们可以按以下步骤来创建此类窗口: 1、设置窗口的 BorderStyle = 3; 2、在 Form_Load 中加入:Me.Icon = LoadPicture("") 创建不规则窗口 Win32 API 有很多让你意想不到的功能。要创建特殊的不规则窗口看上去似乎很难。但我们如果我们说我们用几行代码就可以实现,这似乎不可思议。但事实...