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49 lines
944 B
C
49 lines
944 B
C
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/* This work is copyrighted. See COPYRIGHT.OLD & COPYRIGHT.NEW for *
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* details. If they are missing then this copy is in violation of *
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* the copyright conditions. */
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/*
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** lib_touch.c
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**
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** The routines untouchwin(),
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** wtouchln(),
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** is_linetouched()
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** is_wintouched().
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**
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*/
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#include "curses.priv.h"
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int is_linetouched(WINDOW *win, int line)
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{
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if (line > win->_maxy || line < 0)
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return ERR;
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if (win->_firstchar[line] != _NOCHANGE) return TRUE;
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return FALSE;
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}
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int is_wintouched(WINDOW *win)
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{
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int i;
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for (i = 0; i <= win->_maxy; i++)
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if (win->_firstchar[i] != _NOCHANGE)
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return TRUE;
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return FALSE;
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}
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int wtouchln(WINDOW *win, int y, int n, int changed)
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{
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int i;
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T(("wtouchln(%x,%d,%d,%d)", win, y, n, changed));
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for (i = y; i < y+n; i++) {
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win->_firstchar[i] = changed ? 0 : _NOCHANGE;
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win->_lastchar[i] = changed ? win->_maxx : _NOCHANGE;
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}
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return OK;
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}
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