Re: Center an SDI application on startup

"Ajay Kalra" <>
15 Jun 2006 19:14:03 -0700
Mark F. wrote:

"JoeB" <> wrote in message


How simple is it to center an SPI application when it starts up in a
non-maximized window?


Here is another cool trick to center the mainframe at 90% of the screen
size. The code is added in the PreCreateWindow function.

--- snip ---
BOOL CMainFrame::PreCreateWindow(CREATESTRUCT& cs)
 if( !CMDIFrameWnd::PreCreateWindow(cs) )
  return FALSE;

 // add this ------------------------------
 int xSize = ::GetSystemMetrics(SM_CXSCREEN);
 int ySize = ::GetSystemMetrics(SM_CYSCREEN); = xSize * 9 / 10; = ySize * 9 / 10;
 cs.x = (xSize - / 2;
 cs.y = (ySize - / 2;
 // ---------------------------------------

 return CMDIFrameWnd::PreCreateWindow(cs);

One minor thing to note on this is that this is for MDI and not SDI. OP
will need to change the base class call appropriately.


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