69 lines
2.0 KiB
C
69 lines
2.0 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : EDIT_SetSel.c
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Purpose : Implementation of edit widget
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---------------------------END-OF-HEADER------------------------------
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*/
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#include "EDIT.h"
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#include "EDIT_Private.h"
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#if GUI_WINSUPPORT
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/*********************************************************************
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*
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* Exported routines
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* EDIT_SetSel
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*/
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void EDIT_SetSel(EDIT_Handle hObj, int FirstChar, int LastChar) {
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if (hObj) {
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EDIT_Obj* pObj;
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WM_LOCK();
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pObj = EDIT_H2P(hObj);
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if (FirstChar == -1) {
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pObj->SelSize = 0;
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} else {
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if (FirstChar > (pObj->BufferSize - 1)) {
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FirstChar = pObj->BufferSize - 1;
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}
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if (LastChar > (pObj->BufferSize - 1)) {
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LastChar = pObj->BufferSize - 1;
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}
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if (LastChar == -1) {
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LastChar = EDIT_GetNumChars(hObj);
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}
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if (LastChar >= FirstChar) {
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pObj->CursorPos = FirstChar;
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pObj->SelSize = LastChar - FirstChar + 1;
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}
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}
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WM_UNLOCK();
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}
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}
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#else /* avoid empty object files */
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void EDIT_SetSel_C(void);
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void EDIT_SetSel_C(void) {}
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#endif /* GUI_WINSUPPORT */
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