Private Type POINTAPI X As Long Y As LongEnd TypePrivate Type RECT Left As Long Top As Long Right As Long Bottom As LongEnd Type' Region API functinsPrivate Declare Function CreateEllipticRgn Lib "gdi32" (ByVal X1 As Long, _ ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long) As LongPrivate Declare Function CreatePolygonRgn Lib "gdi32" (lpPoint As POINTAPI, _ ByVal nCount As Long, ByVal nPolyFillMode As Long) As LongPrivate Declare Function CreateRoundRectRgn Lib "gdi32" (ByVal X1 As Long, _ ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long, ByVal X3 As Long, _ ByVal Y3 As Long) As LongPrivate Declare Function GetWindowRect Lib "user32" (ByVal hWnd As Long, _ lpRect As RECT) As LongPrivate Declare Function SetWindowRgn Lib "user32" (ByVal hWnd As Long, _ ByVal hRgn As Long, ByVal bRedraw As Long) As LongPrivate Declare Function DeleteObject Lib "gdi32" (ByVal hObject As Long) As _ Long' modify the shape of a window'' This routine supports three values for SHAPE' 0 = circle/ellipse, 1=rounded rect, 2=rhomb'' NOTES: You get best effects using borderless forms' Remember to provide alternative commands for' closing and moving the formSub SetWindowShape(ByVal hWnd As Long, ByVal Shape As Long) Dim lpRect As RECT Dim wi As Long, he As Long Dim hRgn As Long ' get the bounding rectangle's size GetWindowRect hWnd, lpRect wi = lpRect.Right - lpRect.Left he = lpRect.Bottom - lpRect.Top ' create a region Select Case Shape Case 0 ' circle/ellipse hRgn = CreateEllipticRgn(0, 0, wi, he) Case 1 ' rounded rectangle hRgn = CreateRoundRectRgn(0, 0, wi, he, 20, 20) Case 2 ' rhomb Dim lpPoints(3) As POINTAPI lpPoints(0).X = wi 2 lpPoints(0).Y = 0 lpPoints(1).X = 0 lpPoints(1).Y = he 2 lpPoints(2).X = wi 2 lpPoints(2).Y = he lpPoints(3).X = wi lpPoints(3).Y = he 2 hRgn = CreatePolygonRgn(lpPoints(0), 4, 1) End Select ' trim the window to the region SetWindowRgn hWnd, hRgn, True DeleteObject hRgnEnd Sub


Different Types of Data Models Explained with Examples
In the modern world, data is everything and everywhere. With so much access to technology, data has become a valuable resource for any business. Albeit a complex one. Data is