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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* Copyright (c) 1989 Regents of the University of California */ |
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/* |
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* x11twind.c - routines for X11 text windows. |
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* |
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* 9/26/88 |
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*/ |
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#include <stdio.h> |
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#include "copyright.h" |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <X11/Xlib.h> |
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#include "x11twind.h" |
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#define Height(f) ((f)->ascent + (f)->descent) |
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#define YStart(f) ((f)->ascent) |
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extern char *calloc(), *malloc(); |
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static void togglecurs(); |
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TEXTWIND * |
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xt_open(dpy, gc, parent, x, y, width, height, bw, fontname) |
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Display *dpy; |
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GC gc; |
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Window parent; |
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int x, y; |
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int width, height; |
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int bw; |
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char *fontname; |
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xt_open(dpy, parent, x, y, width, height, bw, fore, back, fontname) |
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Display *dpy; |
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Window parent; |
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int x, y; |
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int width, height; |
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int bw; |
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unsigned long fore, back; |
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char *fontname; |
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{ |
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register int i; |
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register TEXTWIND *t; |
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return(NULL); |
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t->dpy = dpy; |
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t->w = XCreateSimpleWindow(dpy, parent, x, y, width, height, bw, |
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BlackPixel(dpy,DefaultScreen(dpy)), |
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WhitePixel(dpy,DefaultScreen(dpy))); |
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/* |
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t->w = XCreateWindow(dpy, parent, x, y, width, height, bw, 0, |
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CopyFromParent, CopyFromParent, 0, 0); |
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*/ |
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t->w = XCreateSimpleWindow(dpy, parent, x, y, width, height, |
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bw, fore, back); |
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if (t->w == 0) |
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return(NULL); |
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XMapWindow(dpy, t->w); |
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/* if (!t->f.fixedwidth) check for fixedwidth later |
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return(NULL); */ |
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t->gc = XCreateGC(dpy,t->w,0,NULL); |
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XCopyGC(dpy, gc, ~0L, t->gc); |
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t->gc = XCreateGC(dpy,t->w,0,NULL); |
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XSetState(dpy, t->gc, fore, back, GXcopy, AllPlanes); |
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XSetFont(dpy, t->gc, t->f->fid); |
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XSetFunction(dpy, t->gc, GXcopy); |
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t->nc = (width - LEFTMAR) / |
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Width(t->f); /* number of columns */ |
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} |
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xt_puts(s, t) /* output a string */ |
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register char *s; |
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TEXTWIND *t; |
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{ |
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int oldcurs; |
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oldcurs = xt_cursor(t, TNOCURS); /* for efficiency */ |
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while (*s) |
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xt_putc(*s++, t); |
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xt_cursor(t, oldcurs); |
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} |
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void |
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xt_putc(c, t) /* output a character */ |
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char c; |
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int c; |
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register TEXTWIND *t; |
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{ |
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char ch[2]; |
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checkcurs(t); |
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switch (c) { |
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case '\n': |
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default: |
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if (t->c >= t->nc) |
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xt_putc('\n', t); |
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ch[0] = c; ch[1] = '\0'; |
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XDrawImageString(t->dpy, t->w, t->gc, LEFTMAR+t->c*Width(t->f), |
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YStart(t->f)+t->r*Height(t->f), &c, 1); |
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YStart(t->f)+t->r*Height(t->f), ch, 1); |
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t->lp[t->r][t->c++] = c; |
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break; |
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} |
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} |
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void |
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xt_puts(s, t) /* output a string */ |
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register char *s; |
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TEXTWIND *t; |
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{ |
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int oldcurs; |
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oldcurs = xt_cursor(t, TNOCURS); /* for efficiency */ |
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while (*s) |
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xt_putc(*s++, t); |
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xt_cursor(t, oldcurs); |
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} |
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void |
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xt_delete(t, r) /* delete a line */ |
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register TEXTWIND *t; |
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int r; |
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XClearArea(t->dpy, t->w, LEFTMAR, (t->nr-1)*Height(t->f), |
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t->nc*Width(t->f), Height(t->f),(Bool) 0); |
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bzero(cp, t->nc); |
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memset(cp, '\0', t->nc); |
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restorecurs(t); /* should we reposition cursor? */ |
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} |
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void |
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xt_insert(t, r) /* insert a line */ |
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register TEXTWIND *t; |
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int r; |
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/* clear new line */ |
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XClearArea(t->dpy, t->w, LEFTMAR, r*Height(t->f), |
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t->nc*Width(t->f), Height(t->f), (Bool) 0); |
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bzero(cp, t->nc); |
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memset(cp, '\0', t->nc); |
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restorecurs(t); /* should we reposition cursor? */ |
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} |
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void |
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xt_redraw(t) /* redraw text window */ |
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register TEXTWIND *t; |
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{ |
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} |
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void |
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xt_clear(t) /* clear text window */ |
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register TEXTWIND *t; |
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{ |
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XClearWindow(t->dpy, t->w); |
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for (i = 0; i < t->nr; i++) |
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bzero(t->lp[i], t->nc); |
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memset(t->lp[i], '\0', t->nc); |
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t->r = t->c = 0; |
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restorecurs(t); |
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} |
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void |
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xt_move(t, r, c) /* move to new position */ |
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register TEXTWIND *t; |
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int r, c; |
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} |
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void |
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xt_close(t) /* close text window */ |
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register TEXTWIND *t; |
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{ |
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XDestroyWindow(t->dpy, t->w); |
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for (i = 0; i < t->nr; i++) |
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free(t->lp[i]); |
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free((char *)t->lp); |
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free((char *)t); |
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free((void *)t->lp); |
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free((void *)t); |
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} |
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static |
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static void |
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togglecurs(t) |
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register TEXTWIND *t; |
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{ |