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Added missing file.

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svn path=/trunk/; revision=3457
This commit is contained in:
David Welch 2002-09-04 18:09:31 +00:00
parent 3e871a4ef6
commit 9191240ab4
1 changed files with 136 additions and 0 deletions
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136
reactos/subsys/win32k/ntuser/prop.c Normal file
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/* $Id: prop.c,v 1.1 2002/09/04 18:09:31 dwelch Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* PURPOSE: Window properties
* FILE: subsys/win32k/ntuser/prop.c
* PROGRAMER: Casper S. Hornstrup (chorns@users.sourceforge.net)
* REVISION HISTORY:
* 06-06-2001 CSH Created
*/
/* INCLUDES ******************************************************************/
#include <ddk/ntddk.h>
#include <win32k/win32k.h>
#include <include/object.h>
#include <include/guicheck.h>
#include <include/window.h>
#include <include/class.h>
#include <include/error.h>
#include <include/winsta.h>
#include <include/winpos.h>
#include <include/callback.h>
#include <include/msgqueue.h>
#include <include/rect.h>
//#define NDEBUG
#include <debug.h>
/* FUNCTIONS *****************************************************************/
PPROPERTY
W32kGetProp(PWINDOW_OBJECT WindowObject, ATOM Atom)
{
PLIST_ENTRY ListEntry;
PPROPERTY Property;
ListEntry = WindowObject->PropListHead.Flink;
while (ListEntry != &WindowObject->PropListHead)
{
Property = CONTAINING_RECORD(ListEntry, PROPERTY, PropListEntry);
if (Property->Atom == Atom)
{
return(Property);
}
ListEntry = ListEntry->Flink;
}
return(NULL);
}
DWORD STDCALL
NtUserBuildPropList(DWORD Unknown0,
DWORD Unknown1,
DWORD Unknown2,
DWORD Unknown3)
{
UNIMPLEMENTED
return 0;
}
HANDLE STDCALL
NtUserRemoveProp(HWND hWnd, ATOM Atom)
{
PWINDOW_OBJECT WindowObject;
PPROPERTY Prop;
HANDLE Data;
WindowObject = W32kGetWindowObject(hWnd);
if (WindowObject == NULL)
{
return(NULL);
}
Prop = W32kGetProp(WindowObject, Atom);
if (Prop == NULL)
{
W32kReleaseWindowObject(WindowObject);
return(NULL);
}
Data = Prop->Data;
RemoveEntryList(&Prop->PropListEntry);
ExFreePool(Prop);
W32kReleaseWindowObject(WindowObject);
return(Data);
}
HANDLE STDCALL
NtUserGetProp(HWND hWnd, ATOM Atom)
{
PWINDOW_OBJECT WindowObject;
PPROPERTY Prop;
HANDLE Data = NULL;
WindowObject = W32kGetWindowObject(hWnd);
if (WindowObject == NULL)
{
return(FALSE);
}
Prop = W32kGetProp(WindowObject, Atom);
if (Prop != NULL)
{
Data = Prop->Data;
}
W32kReleaseWindowObject(WindowObject);
return(Data);
}
BOOL STDCALL
NtUserSetProp(HWND hWnd, ATOM Atom, HANDLE Data)
{
PWINDOW_OBJECT WindowObject;
PPROPERTY Prop;
WindowObject = W32kGetWindowObject(hWnd);
if (WindowObject == NULL)
{
return(FALSE);
}
Prop = W32kGetProp(WindowObject, Atom);
if (Prop == NULL)
{
Prop = ExAllocatePool(PagedPool, sizeof(PROPERTY));
if (Prop == NULL)
{
W32kReleaseWindowObject(WindowObject);
return(FALSE);
}
Prop->Atom = Atom;
InsertTailList(&WindowObject->PropListHead, &Prop->PropListEntry);
}
Prop->Data = Data;
W32kReleaseWindowObject(WindowObject);
return(TRUE);
}