system/lib/lcd/gui/Widget/LISTBOX_GetNumItems.c

53 lines
1.7 KiB
C

/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI is protected by international copyright laws. Knowledge of the
* source code may not be used to write a similar product. This file may
* only be used in accordance with a license and should not be redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : LISTBOX_GetNumItems.c
Purpose : Implementation of listbox widget
---------------------------END-OF-HEADER------------------------------
*/
#include "LISTBOX_Private.h"
#if GUI_WINSUPPORT
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* LISTBOX_GetNumItems
*/
unsigned LISTBOX_GetNumItems(LISTBOX_Handle hObj) {
int r = 0;
if (hObj) {
LISTBOX_Obj* pObj;
WM_LOCK();
pObj = LISTBOX_H2P(hObj);
ASSERT_IS_VALID_PTR(pObj);
r = LISTBOX__GetNumItems(pObj);
WM_UNLOCK();
}
return r;
}
#else /* Avoid problems with empty object modules */
void LISTBOX_GetNumItems_C(void) {}
#endif
/*************************** End of file ****************************/