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 GetWindowLong Lib "user32" Alias "GetWindowLongA" _ (ByVal hwnd As Long, ByVal nIndex 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 Declare Function GetWindowRect Lib "user32" (ByVal hwnd As Long, lpRect As RECT) As Long Private Type RECT Left As Long Top As Long Right As Long Bottom As Long End Type
Private Function ShowTitleBar(ByVal bState As Boolean) Dim lStyle As Long Dim tR As RECT
'''' 获取窗口的位置: GetWindowRect Me.hwnd, tR
'''' 调整标题栏是否可见: lStyle = GetWindowLong(Me.hwnd, GWL_STYLE) If (bState) Then Me.Caption = Me.Tag If Me.ControlBox Then lStyle = lStyle Or WS_SYSMENU End If If Me.MaxButton Then lStyle = lStyle Or WS_MAXIMIZEBOX End If If Me.MinButton Then lStyle = lStyle Or WS_MINIMIZEBOX End If If Me.Caption <> "" Then lStyle = lStyle Or WS_CAPTION End If Else Me.Tag = Me.Caption Me.Caption = "" lStyle = lStyle And Not WS_SYSMENU lStyle = lStyle And Not WS_MAXIMIZEBOX lStyle = lStyle And Not WS_MINIMIZEBOX lStyle = lStyle And Not WS_CAPTION End If SetWindowLong Me.hwnd, GWL_STYLE, lStyle
'''' 重新设定窗口: SetWindowPos Me.hwnd, 0, tR.Left, tR.Top, tR.Right - tR.Left, tR.Bottom - tR.Top, SWP_NOREPOSITION Or SWP_NOZORDER Or SWP_FRAMECHANGED Me.Refresh