/***********************************************************************
* ExitWindowsEx (USER32.@)
*/
BOOL WINAPI ExitWindowsEx( UINT flags, DWORD reserved )
{
int i;
BOOL result;
HWND *list, *phwnd;
/* We have to build a list of all windows first, as in EnumWindows */
if (!(list = WIN_ListChildren( GetDesktopWindow() ))) return FALSE;
/* Send a WM_QUERYENDSESSION message to every window */
for (i = 0; list[i]; i++)
{
/* Make sure that the window still exists */
if (!IsWindow( list[i] )) continue;
if (!SendMessageW( list[i], WM_QUERYENDSESSION, 0, 0 )) break;
}
result = !list[i];
/* Now notify all windows that got a WM_QUERYENDSESSION of the result */
for (phwnd = list; i > 0; i--, phwnd++)
{
if (!IsWindow( *phwnd )) continue;
SendMessageW( *phwnd, WM_ENDSESSION, result, 0 );
}
HeapFree( GetProcessHeap(), 0, list );
if (result) ExitKernel16();
return FALSE;
}
/***********************************************************************
* TASK_ExitTask
*/
void TASK_ExitTask(void)
{
WIN16_SUBSYSTEM_TIB *tib;
TDB *pTask;
DWORD lockCount;
/* Enter the Win16Lock to protect global data structures */
_EnterWin16Lock();
pTask = TASK_GetCurrent();
if ( !pTask )
{
_LeaveWin16Lock();
return;
}
TRACE("Killing task %04x\n", pTask->hSelf );
/* Perform USER cleanup */
TASK_CallTaskSignalProc( USIG16_TERMINATION, pTask->hSelf );
/* Remove the task from the list to be sure we never switch back to it */
TASK_UnlinkTask( pTask->hSelf );
if (!nTaskCount || (nTaskCount == 1 && hFirstTask == initial_task))
{
TRACE("this is the last task, exiting\n" );
ExitKernel16();
}
pTask->nEvents = 0;
if ( hLockedTask == pTask->hSelf )
hLockedTask = 0;
TASK_DeleteTask( pTask->hSelf );
if ((tib = NtCurrentTeb()->Tib.SubSystemTib))
{
free_win16_tib( tib );
NtCurrentTeb()->Tib.SubSystemTib = NULL;
}
/* ... and completely release the Win16Lock, just in case. */
ReleaseThunkLock( &lockCount );
}