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72 lines
1.4 KiB
72 lines
1.4 KiB
/**************************************************************************
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*hctl - enable/disable retrieval of control lines
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*
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* Copyright <C> 1989, Microsoft Corporation
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*
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* Purpose:
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*
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* Revision History:
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*
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* 10-Oct-1990 RJSA Translated to C
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* 13-May-1990 LN Unlock topic text when through with it.
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* [] 22-Feb-1989 LN Created
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*
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**************************************************************************/
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#include <stdio.h>
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#if defined (OS2)
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#define INCL_BASE
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#include <os2.h>
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#else
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#include <windows.h>
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#endif
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#include <help.h>
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#include <helpfile.h>
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#include <helpsys.h>
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/**** helpctl - enable/disable retrieval of control lines
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* void far pascal helpctl(
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* uchar far *pTopic,
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* f fEnable
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* )
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*
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* Purpose:
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* Enables or disables retrieval of embedded help control lines
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*
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* Entry:
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* pTopic = Topic text
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* fEnable = TRUE=> allow lookups of control lines, else disable
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*
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* Exit:
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* returns nothing
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*
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**************************************************************************/
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void pascal
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HelpCtl (
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PB pTopic,
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f fEnable
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) {
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struct topichdr UNALIGNED *pT;
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pT = PBLOCK(pTopic);
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if (pT) {
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pT->lnCur = 1;
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pT->lnOff = sizeof(struct topichdr);
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pT->linChar = pT->appChar;
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if (fEnable) {
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pT->linChar = 0xFF;
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}
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PBUNLOCK(pTopic);
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}
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}
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