system/lib/lcd/gui/Core/GUI__SetText.c

52 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 : GUI__SetText.C
Purpose : Implementation of said function
---------------------------END-OF-HEADER------------------------------
*/
#include <stdlib.h>
#include <string.h>
#include "GUI_Protected.h"
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* GUI__SetText
*/
int GUI__SetText(GUI_HMEM* phText, const char* s) {
int r = 0;
if (GUI__strcmp_hp(*phText, s) != 0) { /* Make sure we have a quick out if nothing changes */
GUI_HMEM hMem;
hMem = GUI_ALLOC_AllocNoInit(GUI__strlen(s) + 1);
if (hMem) {
char* pMem;
pMem = (char*) GUI_ALLOC_h2p(hMem);
strcpy(pMem, s);
GUI_ALLOC_FreePtr(phText);
*phText = hMem;
r = 1;
}
}
return r;
}
/*************************** End of file ****************************/