18 Sep
2005
18 Sep
'05
11:06 p.m.
-added better LIST_FOR_EACH macros (ripped from wine) and fix their
usage
-make hotkeys session global (they dont belong in winsta)
Modified: trunk/reactos/include/reactos/helper.h
Modified: trunk/reactos/ntoskrnl/fs/filelock.c
Modified: trunk/reactos/ntoskrnl/fs/notify.c
Modified: trunk/reactos/subsys/win32k/include/hotkey.h
Modified: trunk/reactos/subsys/win32k/include/winsta.h
Modified: trunk/reactos/subsys/win32k/main/dllmain.c
Modified: trunk/reactos/subsys/win32k/ntuser/hotkey.c
Modified: trunk/reactos/subsys/win32k/ntuser/input.c
Modified: trunk/reactos/subsys/win32k/ntuser/winsta.c
_____
Modified: trunk/reactos/include/reactos/helper.h
--- trunk/reactos/include/reactos/helper.h 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/include/reactos/helper.h 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -17,12 +17,21 @@
#endif
#define EXPORTED __declspec(dllexport)
#define IMPORTED __declspec(dllimport)
-#define LIST_FOR_EACH(entry, head) \
- for(entry = (head)->Flink; entry != (head); entry = entry->Flink)
-#define LIST_FOR_EACH_SAFE(tmp_entry, head, ptr, type, field) \
- for ((tmp_entry)=(head)->Flink; (tmp_entry)!=(head) && \
- ((ptr) = CONTAINING_RECORD(tmp_entry,type,field)) && \
- ((tmp_entry) = (tmp_entry)->Flink); )
+
+/* iterate through the list using a list entry */
+#define LIST_FOR_EACH(elem, list, type, field) \
+ for ((elem) = CONTAINING_RECORD((list)->Flink, type, field); \
+ &(elem)->field != (list); \
+ (elem) = CONTAINING_RECORD((elem)->field.Flink, type, field))
+
+/* iterate through the list using a list entry, with safety against
removal */
+#define LIST_FOR_EACH_SAFE(cursor, cursor2, list, type, field) \
+ for ((cursor) = CONTAINING_RECORD((list)->Flink, type, field), \
+ (cursor2) = CONTAINING_RECORD((cursor)->field.Flink, type,
field); \
+ &(cursor)->field != (list); \
+ (cursor) = (cursor2), \
+ (cursor2) = CONTAINING_RECORD((cursor)->field.Flink, type,
field))
+
#define OPTHDROFFSET(a) ((LPVOID)((BYTE *)a + \
((PIMAGE_DOS_HEADER)a)->e_lfanew + \
sizeof (IMAGE_NT_SIGNATURE) +
\
_____
Modified: trunk/reactos/ntoskrnl/fs/filelock.c
--- trunk/reactos/ntoskrnl/fs/filelock.c 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/ntoskrnl/fs/filelock.c 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -161,7 +161,6 @@
KIRQL oldirql;
PFILE_LOCK_TOC LockToc;
PFILE_LOCK_GRANTED Granted;
- PLIST_ENTRY EnumEntry;
LARGE_INTEGER EndOffset;
ASSERT(FileLock);
@@ -177,10 +176,8 @@
KeAcquireSpinLock(&LockToc->SpinLock, &oldirql);
- LIST_FOR_EACH(EnumEntry, &LockToc->GrantedListHead)
+ LIST_FOR_EACH(Granted, &LockToc->GrantedListHead, FILE_LOCK_GRANTED,
ListEntry)
{
- Granted = CONTAINING_RECORD(EnumEntry, FILE_LOCK_GRANTED,
ListEntry);
-
//if overlapping
if(IsOverlappingLock(&Granted->Lock, FileOffset, &EndOffset))
{
@@ -358,12 +355,12 @@
{
KIRQL oldirql;
PFILE_LOCK_TOC LockToc;
- PLIST_ENTRY EnumEntry;
- PFILE_LOCK_GRANTED Granted;
+ PFILE_LOCK_GRANTED Granted, tmp;
BOOLEAN Unlock = FALSE;
//must make local copy since FILE_LOCK struct is allowed to be paged
BOOLEAN GotUnlockRoutine;
LIST_ENTRY UnlockedListHead;
+ PLIST_ENTRY EnumEntry;
ASSERT(FileLock);
LockToc = FileLock->LockInformation;
@@ -377,7 +374,7 @@
GotUnlockRoutine = FileLock->UnlockRoutine != NULL;
KeAcquireSpinLock(&LockToc->SpinLock, &oldirql);
- LIST_FOR_EACH_SAFE(EnumEntry, &LockToc->GrantedListHead, Granted,
FILE_LOCK_GRANTED, ListEntry)
+ LIST_FOR_EACH_SAFE(Granted, tmp, &LockToc->GrantedListHead,
FILE_LOCK_GRANTED, ListEntry)
{
if (Granted->Lock.Process == Process &&
@@ -506,17 +503,14 @@
IN PVOID Context
)
{
- PLIST_ENTRY EnumEntry;
PFILE_LOCK_GRANTED Granted;
LARGE_INTEGER EndOffset;
EndOffset.QuadPart = FileOffset->QuadPart + Length->QuadPart - 1;
//loop and try to find conflicking locks
- LIST_FOR_EACH(EnumEntry, &LockToc->GrantedListHead)
+ LIST_FOR_EACH(Granted, &LockToc->GrantedListHead, FILE_LOCK_GRANTED,
ListEntry)
{
- Granted = CONTAINING_RECORD(EnumEntry,FILE_LOCK_GRANTED,
ListEntry);
-
if (IsOverlappingLock(&Granted->Lock, FileOffset, &EndOffset))
{
//we found a locks that overlap with the new lock
@@ -578,13 +572,13 @@
{
//walk pending list, FIFO order, try 2 complete locks
PLIST_ENTRY EnumEntry;
- PIRP Irp;
+ PIRP Irp, tmp;
PIO_STACK_LOCATION Stack;
LIST_ENTRY CompletedListHead;
InitializeListHead(&CompletedListHead);
- LIST_FOR_EACH_SAFE(EnumEntry, &LockToc->PendingListHead, Irp, IRP,
Tail.Overlay.ListEntry)
+ LIST_FOR_EACH_SAFE(Irp, tmp, &LockToc->PendingListHead, IRP,
Tail.Overlay.ListEntry)
{
Stack = IoGetCurrentIrpStackLocation(Irp);
if (FsRtlpAddLock(LockToc,
@@ -676,8 +670,7 @@
{
KIRQL oldirql;
PFILE_LOCK_TOC LockToc;
- PFILE_LOCK_GRANTED Granted;
- PLIST_ENTRY EnumEntry;
+ PFILE_LOCK_GRANTED Granted, tmp;
ASSERT(FileLock);
LockToc = FileLock->LockInformation;
@@ -689,7 +682,7 @@
KeAcquireSpinLock(&LockToc->SpinLock, &oldirql );
- LIST_FOR_EACH_SAFE(EnumEntry, &LockToc->GrantedListHead,
Granted,FILE_LOCK_GRANTED,ListEntry)
+ LIST_FOR_EACH_SAFE(Granted, tmp, &LockToc->GrantedListHead,
FILE_LOCK_GRANTED,ListEntry)
{
//must be exact match
@@ -778,7 +771,6 @@
PFILE_LOCK_TOC LockToc;
PFILE_LOCK_GRANTED Granted;
PIRP Irp;
- PLIST_ENTRY EnumEntry;
PIO_STACK_LOCATION Stack;
ASSERT(FileLock);
@@ -794,10 +786,8 @@
KeAcquireSpinLock(&LockToc->SpinLock, &oldirql);
- LIST_FOR_EACH(EnumEntry, &LockToc->GrantedListHead)
+ LIST_FOR_EACH(Granted, &LockToc->GrantedListHead, FILE_LOCK_GRANTED
, ListEntry)
{
- Granted = CONTAINING_RECORD(EnumEntry, FILE_LOCK_GRANTED ,
ListEntry);
-
DPRINT1("%s, start: %I64x, len: %I64x, end: %I64x, key: %i, proc:
0x%p, fob: 0x%p\n",
Granted->Lock.ExclusiveLock ? "EXCL" : "SHRD",
Granted->Lock.StartingByte.QuadPart,
@@ -812,9 +802,8 @@
DPRINT1("Dumping pending file locks, FIFO order\n");
- LIST_FOR_EACH(EnumEntry, &LockToc->PendingListHead)
+ LIST_FOR_EACH(Irp, &LockToc->PendingListHead, IRP ,
Tail.Overlay.ListEntry)
{
- Irp = CONTAINING_RECORD(EnumEntry, IRP , Tail.Overlay.ListEntry);
Stack = IoGetCurrentIrpStackLocation(Irp);
DPRINT1("%s, start: %I64x, len: %I64x, end: %I64x, key: %i, proc:
0x%p, fob: 0x%p\n",
_____
Modified: trunk/reactos/ntoskrnl/fs/notify.c
--- trunk/reactos/ntoskrnl/fs/notify.c 2005-09-18 21:48:56 UTC (rev
17922)
+++ trunk/reactos/ntoskrnl/fs/notify.c 2005-09-18 23:06:15 UTC (rev
17923)
@@ -120,13 +120,10 @@
PVOID FsContext
)
{
- PLIST_ENTRY EnumEntry;
PNOTIFY_ENTRY NotifyEntry;
- LIST_FOR_EACH(EnumEntry, NotifyList)
+ LIST_FOR_EACH(NotifyEntry, NotifyList, NOTIFY_ENTRY, ListEntry)
{
- NotifyEntry = CONTAINING_RECORD(EnumEntry, NOTIFY_ENTRY,
ListEntry);
-
if (NotifyEntry->FsContext == FsContext)
{
return NotifyEntry;
@@ -310,15 +307,15 @@
)
{
LIST_ENTRY CompletedListHead;
- PLIST_ENTRY EnumEntry, TmpEntry;
- PNOTIFY_ENTRY NotifyEntry;
+ PLIST_ENTRY TmpEntry;
+ PNOTIFY_ENTRY NotifyEntry, tmp;
PIRP Irp;
InitializeListHead(&CompletedListHead);
ExAcquireFastMutex((PFAST_MUTEX)NotifySync);
- LIST_FOR_EACH_SAFE(EnumEntry, NotifyList, NotifyEntry, NOTIFY_ENTRY,
ListEntry )
+ LIST_FOR_EACH_SAFE(NotifyEntry, tmp, NotifyList, NOTIFY_ENTRY,
ListEntry )
{
if (NotifyEntry->Fcb == Fcb)
{
@@ -654,8 +651,8 @@
{
USHORT FullDirLen;
STRING RelativeName;
+ PNOTIFY_ENTRY NotifyEntry, tmp;
PLIST_ENTRY EnumEntry;
- PNOTIFY_ENTRY NotifyEntry;
PIRP Irp;
LIST_ENTRY CompletedListHead;
USHORT NameLenU;
@@ -676,7 +673,7 @@
ExAcquireFastMutex((PFAST_MUTEX)NotifySync);
- LIST_FOR_EACH_SAFE(EnumEntry, NotifyList, NotifyEntry, NOTIFY_ENTRY,
ListEntry )
+ LIST_FOR_EACH_SAFE(NotifyEntry, tmp, NotifyList, NOTIFY_ENTRY,
ListEntry )
{
ASSERT(NotifyEntry->Unicode ==
FsRtlpIsUnicodePath(FullTargetName));
_____
Modified: trunk/reactos/subsys/win32k/include/hotkey.h
--- trunk/reactos/subsys/win32k/include/hotkey.h 2005-09-18
21:48:56 UTC (rev 17922)
+++ trunk/reactos/subsys/win32k/include/hotkey.h 2005-09-18
23:06:15 UTC (rev 17923)
@@ -15,23 +15,22 @@
} HOT_KEY_ITEM, *PHOT_KEY_ITEM;
NTSTATUS FASTCALL
-InitHotKeys(PWINSTATION_OBJECT WinStaObject);
+InitHotkeyImpl();
-NTSTATUS FASTCALL
-CleanupHotKeys(PWINSTATION_OBJECT WinStaObject);
+//NTSTATUS FASTCALL
+//CleanupHotKeys(PWINSTATION_OBJECT WinStaObject);
-BOOL
-GetHotKey (PWINSTATION_OBJECT WinStaObject,
- UINT fsModifiers,
+BOOL FASTCALL
+GetHotKey (UINT fsModifiers,
UINT vk,
struct _ETHREAD **Thread,
HWND *hWnd,
int *id);
-VOID
+VOID FASTCALL
UnregisterWindowHotKeys(PWINDOW_OBJECT Window);
-VOID
+VOID FASTCALL
UnregisterThreadHotKeys(struct _ETHREAD *Thread);
#endif /* _WIN32K_HOTKEY_H */
_____
Modified: trunk/reactos/subsys/win32k/include/winsta.h
--- trunk/reactos/subsys/win32k/include/winsta.h 2005-09-18
21:48:56 UTC (rev 17922)
+++ trunk/reactos/subsys/win32k/include/winsta.h 2005-09-18
23:06:15 UTC (rev 17923)
@@ -41,7 +41,6 @@
ULONG Flags;
struct _DESKTOP_OBJECT* ActiveDesktop;
/* FIXME: Clipboard */
- LIST_ENTRY HotKeyListHead;
} WINSTATION_OBJECT, *PWINSTATION_OBJECT;
extern WINSTATION_OBJECT *InputWindowStation;
_____
Modified: trunk/reactos/subsys/win32k/main/dllmain.c
--- trunk/reactos/subsys/win32k/main/dllmain.c 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/subsys/win32k/main/dllmain.c 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -352,6 +352,13 @@
return STATUS_UNSUCCESSFUL;
}
+ Status = InitHotkeyImpl();
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT1("Failed to initialize hotkey implementation!\n");
+ return STATUS_UNSUCCESSFUL;
+ }
+
Status = InitWindowStationImpl();
if (!NT_SUCCESS(Status))
{
_____
Modified: trunk/reactos/subsys/win32k/ntuser/hotkey.c
--- trunk/reactos/subsys/win32k/ntuser/hotkey.c 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/subsys/win32k/ntuser/hotkey.c 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -27,6 +27,18 @@
* 02-11-2003 EK Created
*/
+
+
+/*
+
+FIXME: Hotkey notifications are triggered by keyboard input (physical
or programatically)
+and since only desktops on WinSta0 can recieve input in seems very
wrong to allow
+windows/threads on destops not belonging to WinSta0 to set hotkeys
(recieve notifications).
+
+-Gunnar
+*/
+
+
/* INCLUDES
******************************************************************/
#include <w32k.h>
@@ -36,47 +48,40 @@
/* GLOBALS
*******************************************************************/
+LIST_ENTRY gHotkeyList;
+
/* FUNCTIONS
*****************************************************************/
NTSTATUS FASTCALL
-InitHotKeys(PWINSTATION_OBJECT WinStaObject)
+InitHotkeyImpl()
{
- InitializeListHead(&WinStaObject->HotKeyListHead);
+ InitializeListHead(&gHotkeyList);
return STATUS_SUCCESS;
}
+#if 0 //not used
NTSTATUS FASTCALL
-CleanupHotKeys(PWINSTATION_OBJECT WinStaObject)
+CleanupHotKeys()
{
return STATUS_SUCCESS;
}
+#endif
-BOOL
-GetHotKey (PWINSTATION_OBJECT WinStaObject,
- UINT fsModifiers,
+BOOL FASTCALL
+GetHotKey (UINT fsModifiers,
UINT vk,
struct _ETHREAD **Thread,
HWND *hWnd,
int *id)
{
- PLIST_ENTRY Entry;
PHOT_KEY_ITEM HotKeyItem;
- if(!WinStaObject)
+ LIST_FOR_EACH(HotKeyItem, &gHotkeyList, HOT_KEY_ITEM, ListEntry)
{
- return FALSE;
- }
-
- Entry = WinStaObject->HotKeyListHead.Flink;
- while (Entry != &WinStaObject->HotKeyListHead)
- {
- HotKeyItem = (PHOT_KEY_ITEM) CONTAINING_RECORD(Entry,
- HOT_KEY_ITEM,
- ListEntry);
if (HotKeyItem->fsModifiers == fsModifiers &&
HotKeyItem->vk == vk)
{
@@ -89,37 +94,21 @@
if (id != NULL)
*id = HotKeyItem->id;
-
return TRUE;
}
-
- Entry = Entry->Flink;
}
return FALSE;
}
-VOID
+VOID FASTCALL
UnregisterWindowHotKeys(PWINDOW_OBJECT Window)
{
- PLIST_ENTRY Entry;
- PHOT_KEY_ITEM HotKeyItem;
- PWINSTATION_OBJECT WinStaObject = NULL;
-
- if(Window->OwnerThread && Window->OwnerThread->ThreadsProcess)
- WinStaObject =
Window->OwnerThread->Tcb.Win32Thread->Desktop->WindowStation;
-
- if(!WinStaObject)
- return;
-
- Entry = WinStaObject->HotKeyListHead.Flink;
- while (Entry != &WinStaObject->HotKeyListHead)
+ PHOT_KEY_ITEM HotKeyItem, tmp;
+
+ LIST_FOR_EACH_SAFE(HotKeyItem, tmp, &gHotkeyList, HOT_KEY_ITEM,
ListEntry)
{
- HotKeyItem = (PHOT_KEY_ITEM) CONTAINING_RECORD (Entry,
- HOT_KEY_ITEM,
- ListEntry);
- Entry = Entry->Flink;
if (HotKeyItem->hWnd == Window->hSelf)
{
RemoveEntryList (&HotKeyItem->ListEntry);
@@ -130,26 +119,13 @@
}
-VOID
+VOID FASTCALL
UnregisterThreadHotKeys(struct _ETHREAD *Thread)
{
- PLIST_ENTRY Entry;
- PHOT_KEY_ITEM HotKeyItem;
- PWINSTATION_OBJECT WinStaObject = NULL;
+ PHOT_KEY_ITEM HotKeyItem, tmp;
- if(Thread->Tcb.Win32Thread && Thread->Tcb.Win32Thread->Desktop)
- WinStaObject = Thread->Tcb.Win32Thread->Desktop->WindowStation;
-
- if(!WinStaObject)
- return;
-
- Entry = WinStaObject->HotKeyListHead.Flink;
- while (Entry != &WinStaObject->HotKeyListHead)
+ LIST_FOR_EACH_SAFE(HotKeyItem, tmp, &gHotkeyList, HOT_KEY_ITEM,
ListEntry)
{
- HotKeyItem = (PHOT_KEY_ITEM) CONTAINING_RECORD (Entry,
- HOT_KEY_ITEM,
- ListEntry);
- Entry = Entry->Flink;
if (HotKeyItem->Thread == Thread)
{
RemoveEntryList (&HotKeyItem->ListEntry);
@@ -160,27 +136,18 @@
}
-static BOOL
-IsHotKey (PWINSTATION_OBJECT WinStaObject,
- UINT fsModifiers,
- UINT vk)
+static
+BOOL FASTCALL
+IsHotKey (UINT fsModifiers, UINT vk)
{
- PLIST_ENTRY Entry;
PHOT_KEY_ITEM HotKeyItem;
- Entry = WinStaObject->HotKeyListHead.Flink;
- while (Entry != &WinStaObject->HotKeyListHead)
+ LIST_FOR_EACH(HotKeyItem, &gHotkeyList, HOT_KEY_ITEM, ListEntry)
{
- HotKeyItem = (PHOT_KEY_ITEM) CONTAINING_RECORD (Entry,
- HOT_KEY_ITEM,
- ListEntry);
- if (HotKeyItem->fsModifiers == fsModifiers &&
- HotKeyItem->vk == vk)
+ if (HotKeyItem->fsModifiers == fsModifiers && HotKeyItem->vk ==
vk)
{
return TRUE;
}
-
- Entry = Entry->Flink;
}
return FALSE;
@@ -195,7 +162,6 @@
{
PHOT_KEY_ITEM HotKeyItem;
PWINDOW_OBJECT Window;
- PWINSTATION_OBJECT WinStaObject = NULL;
PETHREAD HotKeyThread;
DECLARE_RETURN(BOOL);
@@ -215,17 +181,8 @@
HotKeyThread = Window->OwnerThread;
}
-
- if(HotKeyThread->ThreadsProcess &&
HotKeyThread->ThreadsProcess->Win32Process)
- WinStaObject =
HotKeyThread->Tcb.Win32Thread->Desktop->WindowStation;
-
- if(!WinStaObject)
- {
- RETURN( FALSE);
- }
-
/* Check for existing hotkey */
- if (IsHotKey (WinStaObject, fsModifiers, vk))
+ if (IsHotKey (fsModifiers, vk))
{
RETURN( FALSE);
}
@@ -242,8 +199,7 @@
HotKeyItem->fsModifiers = fsModifiers;
HotKeyItem->vk = vk;
- InsertHeadList (&WinStaObject->HotKeyListHead,
- &HotKeyItem->ListEntry);
+ InsertHeadList (&gHotkeyList, &HotKeyItem->ListEntry);
RETURN( TRUE);
@@ -255,13 +211,10 @@
BOOL STDCALL
-NtUserUnregisterHotKey(HWND hWnd,
- int id)
+NtUserUnregisterHotKey(HWND hWnd, int id)
{
- PLIST_ENTRY Entry;
PHOT_KEY_ITEM HotKeyItem;
PWINDOW_OBJECT Window;
- PWINSTATION_OBJECT WinStaObject = NULL;
DECLARE_RETURN(BOOL);
DPRINT("Enter NtUserUnregisterHotKey\n");
@@ -272,30 +225,15 @@
RETURN( FALSE);
}
- if(Window->OwnerThread->ThreadsProcess &&
Window->OwnerThread->ThreadsProcess->Win32Process)
- WinStaObject =
Window->OwnerThread->Tcb.Win32Thread->Desktop->WindowStation;
-
- if(!WinStaObject)
+ LIST_FOR_EACH(HotKeyItem, &gHotkeyList, HOT_KEY_ITEM, ListEntry)
{
- RETURN( FALSE);
- }
-
- Entry = WinStaObject->HotKeyListHead.Flink;
- while (Entry != &WinStaObject->HotKeyListHead)
- {
- HotKeyItem = (PHOT_KEY_ITEM) CONTAINING_RECORD (Entry,
- HOT_KEY_ITEM,
- ListEntry);
- if (HotKeyItem->hWnd == hWnd &&
- HotKeyItem->id == id)
+ if (HotKeyItem->hWnd == hWnd && HotKeyItem->id == id)
{
RemoveEntryList (&HotKeyItem->ListEntry);
ExFreePool (HotKeyItem);
RETURN( TRUE);
}
-
- Entry = Entry->Flink;
}
RETURN( FALSE);
_____
Modified: trunk/reactos/subsys/win32k/ntuser/input.c
--- trunk/reactos/subsys/win32k/ntuser/input.c 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/subsys/win32k/ntuser/input.c 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -642,6 +642,8 @@
if(NextKeyInput.MakeCode == 0x2E)/* Ctrl-C */
{
DPRINT1("Ctrl-C pressed\n");
+ /* FIXME: this seems wrong! this bypass hotkeys and all
and the winhellos CRTL+C hotkey test
+ dont work (anymore) */
co_MsqPostKeyboardMessage(WM_COPY,0,0);
continue;
}
@@ -697,8 +699,7 @@
KeyInput.Flags & KEY_E0 ? 0xE0 :
(KeyInput.Flags & KEY_E1 ? 0xE1 :
0));
- if (GetHotKey(InputWindowStation,
- ModifierState,
+ if (GetHotKey(ModifierState,
msg.wParam,
&Thread,
&hWnd,
_____
Modified: trunk/reactos/subsys/win32k/ntuser/winsta.c
--- trunk/reactos/subsys/win32k/ntuser/winsta.c 2005-09-18 21:48:56 UTC
(rev 17922)
+++ trunk/reactos/subsys/win32k/ntuser/winsta.c 2005-09-18 23:06:15 UTC
(rev 17923)
@@ -535,8 +535,6 @@
return 0;
}
- InitHotKeys(WindowStationObject);
-
CurInfo->Enabled = FALSE;
CurInfo->ButtonsDown = 0;
CurInfo->CursorClipInfo.IsClipped = FALSE;