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

61 lines
1.8 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_ScrollStep.c
Purpose : Implementation of listbox widget
---------------------------END-OF-HEADER------------------------------
*/
#include <stdlib.h>
#include "LISTBOX_Private.h"
#include "GUIDebug.h"
#include "GUI_Protected.h"
#include "WM_Intern.h"
#if GUI_WINSUPPORT
/*********************************************************************
*
* LISTBOX_SetScrollStepH
*/
void LISTBOX_SetScrollStepH(LISTBOX_Handle hObj, int Value) {
if (hObj) {
LISTBOX_Obj * pObj;
WM_LOCK();
pObj = LISTBOX_H2P(hObj);
pObj->Props.ScrollStepH = Value;
WM_UNLOCK();
}
}
/*********************************************************************
*
* LISTBOX_GetScrollStepH
*/
int LISTBOX_GetScrollStepH(LISTBOX_Handle hObj) {
int Value = 0;
if (hObj) {
LISTBOX_Obj * pObj;
WM_LOCK();
pObj = LISTBOX_H2P(hObj);
Value = pObj->Props.ScrollStepH;
WM_UNLOCK();
}
return Value;
}
#else /* Avoid problems with empty object modules */
void LISTBOX_ScrollStep_C(void) {}
#endif