update for HEAD-2003091401

[reactos.git] / lib / user32 / windows / winpos.c

diff --git a/lib/user32/windows/winpos.c b/lib/user32/windows/winpos.c
new file mode 100644 (file)
index 0000000..e299588
--- /dev/null
+++ b/lib/user32/windows/winpos.c
@@ -0,0 +1,137 @@
+/* $Id$
+ *
+ * COPYRIGHT:       See COPYING in the top level directory
+ * PROJECT:         ReactOS user32.dll
+ * FILE:            lib/user32/windows/window.c
+ * PURPOSE:         Window management
+ * PROGRAMMER:      Casper S. Hornstrup (chorns@users.sourceforge.net)
+ * UPDATE HISTORY:
+ *      06-06-2001  CSH  Created
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <windows.h>
+#include <user32.h>
+#include <window.h>
+#include <user32/callback.h>
+#include <user32/regcontrol.h>
+#include <user32/wininternal.h>
+#include <window.h>
+
+#define NDEBUG
+#include <debug.h>
+
+/* FUNCTIONS *****************************************************************/
+
+BOOL
+WinPosShowIconTitle(HWND hWnd, BOOL bShow)
+{
+    PINTERNALPOS lpPos = UserGetInternalPos(hWnd);
+  
+    if( lpPos)
+    {
+       HWND hWnd = lpPos->IconTitle;
+
+       if( !hWnd )
+         lpPos->IconTitle = hWnd = NULL; /*ICONTITLE_Create( pWnd );*/
+       if( bShow )
+       {
+         ULONG Style = GetWindowLongW(hWnd, GWL_STYLE);
+         if( !(Style & WS_VISIBLE) )
+           {
+             SendMessageA( hWnd, WM_SHOWWINDOW, TRUE, 0 );
+             SetWindowPos( hWnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
+                           SWP_NOACTIVATE | SWP_NOZORDER | SWP_SHOWWINDOW );
+           }
+       }
+       else ShowWindow( hWnd, SW_HIDE );
+    }
+    return FALSE;
+}
+
+UINT STDCALL
+WinPosGetMinMaxInfo(HWND hWnd, POINT* MaxSize, POINT* MaxPos,
+                 POINT* MinTrack, POINT* MaxTrack)
+{
+  MINMAXINFO MinMax;
+  INT XInc, YInc;
+  INTERNALPOS* Pos;
+  ULONG Style = GetWindowLongW(hWnd, GWL_STYLE);
+  ULONG ExStyle = GetWindowLongW(hWnd, GWL_EXSTYLE);
+
+  /* Get default values. */
+  MinMax.ptMaxSize.x = GetSystemMetrics(SM_CXSCREEN);
+  MinMax.ptMaxSize.y = GetSystemMetrics(SM_CYSCREEN);
+  MinMax.ptMinTrackSize.x = GetSystemMetrics(SM_CXMINTRACK);
+  MinMax.ptMinTrackSize.y = GetSystemMetrics(SM_CYMINTRACK);
+  MinMax.ptMaxTrackSize.x = GetSystemMetrics(SM_CXSCREEN);
+  MinMax.ptMaxTrackSize.y = GetSystemMetrics(SM_CYSCREEN);
+
+  if (UserHasDlgFrameStyle(Style, ExStyle))
+    {
+      XInc = GetSystemMetrics(SM_CXDLGFRAME);
+      YInc = GetSystemMetrics(SM_CYDLGFRAME);
+    }
+  else
+    {
+      XInc = YInc = 0;
+      if (UserHasThickFrameStyle(Style, ExStyle))
+       {
+         XInc += GetSystemMetrics(SM_CXFRAME);
+         YInc += GetSystemMetrics(SM_CYFRAME);
+       }
+      if (Style & WS_BORDER)
+       {
+         XInc += GetSystemMetrics(SM_CXBORDER);
+         YInc += GetSystemMetrics(SM_CYBORDER);
+       }
+    }
+  MinMax.ptMaxSize.x += 2 * XInc;
+  MinMax.ptMaxSize.y += 2 * YInc;
+
+  Pos = UserGetInternalPos(hWnd);
+  if (Pos != NULL)
+    {
+      MinMax.ptMaxPosition = Pos->MaxPos;
+    }
+  else
+    {
+      MinMax.ptMaxPosition.x -= XInc;
+      MinMax.ptMaxPosition.y -= YInc;
+    }
+
+  SendMessageW(hWnd, WM_GETMINMAXINFO, 0, (LPARAM)&MinMax);
+
+  MinMax.ptMaxTrackSize.x = max(MinMax.ptMaxTrackSize.x,
+                               MinMax.ptMinTrackSize.x);
+  MinMax.ptMaxTrackSize.y = max(MinMax.ptMaxTrackSize.y,
+                               MinMax.ptMinTrackSize.y);
+
+  if (MaxSize) *MaxSize = MinMax.ptMaxSize;
+  if (MaxPos) *MaxPos = MinMax.ptMaxPosition;
+  if (MinTrack) *MinTrack = MinMax.ptMinTrackSize;
+  if (MaxTrack) *MaxTrack = MinMax.ptMaxTrackSize;
+
+  return 0; //FIXME: what does it return?
+}
+
+
+/*
+ * @implemented
+ */
+HWND STDCALL
+GetActiveWindow(VOID)
+{
+  return(NtUserGetActiveWindow());
+}
+
+/*
+ * @implemented
+ */
+HWND STDCALL
+SetActiveWindow(HWND hWnd)
+{
+  return(NtUserSetActiveWindow(hWnd));
+}
+