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- Committer: Bazaar Package Importer
- Author(s): Nathaniel McCallum
- Date: 2004-09-03 15:15:33 UTC
- Revision ID: james.westby@ubuntu.com-20040903151533-px02yqlrchs4fv2t
Tags: upstream-4.0.2
Import upstream version 4.0.2
- files added:
- FAQ
- doc
- doc/install.sh
- etc
- terminfo
- utf8encodings
added
removed
display.h
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/* Copyright (c) 1993-2002
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* Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
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* Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
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* Copyright (c) 1987 Oliver Laumann
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING); if not, write to the
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* Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*
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****************************************************************
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* $Id: display.h,v 1.9 1994/05/31 12:31:54 mlschroe Exp $ FAU
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*/
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#ifdef MAPKEYS
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#define KMAP_KEYS (T_OCAPS-T_CAPS)
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#define KMAP_AKEYS (T_OCAPS-T_CURSOR)
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#define KMAP_EXT 50
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#define KMAP_NOTIMEOUT 0x4000
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struct kmap_ext
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{
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char *str;
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int fl;
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struct action um;
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struct action dm;
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struct action mm;
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};
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#endif
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struct win; /* forward declaration */
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struct canvas
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{
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struct canvas *c_next; /* next canvas on display */
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struct display *c_display; /* back pointer to display */
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struct viewport *c_vplist;
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struct layer *c_layer; /* layer on this canvas */
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struct canvas *c_lnext; /* next canvas that displays layer */
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struct layer c_blank; /* bottom layer, always blank */
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int c_xoff; /* canvas x offset on display */
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int c_yoff; /* canvas y offset on display */
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int c_xs;
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int c_xe;
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int c_ys;
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int c_ye;
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struct event c_captev; /* caption changed event */
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};
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struct viewport
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{
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struct viewport *v_next; /* next vp on canvas */
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struct canvas *v_canvas; /* back pointer to canvas */
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int v_xoff; /* layer x offset on display */
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int v_yoff; /* layer y offset on display */
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int v_xs; /* vp upper left */
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int v_xe; /* vp upper right */
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int v_ys; /* vp lower left */
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int v_ye; /* vp lower right */
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};
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struct display
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{
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struct display *d_next; /* linked list */
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struct acluser *d_user; /* user who owns that display */
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struct canvas *d_cvlist; /* the canvases of this display */
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struct canvas *d_forecv; /* current input focus */
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void (*d_processinput) __P((char *, int));
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char *d_processinputdata; /* data for processinput */
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int d_vpxmin, d_vpxmax; /* min/max used position on display */
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struct win *d_fore; /* pointer to fore window */
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struct win *d_other; /* pointer to other window */
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int d_nonblock; /* -1 don't block if obufmax reached */
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/* >0: block after nonblock secs */
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char d_termname[20 + 1]; /* $TERM */
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char *d_tentry; /* buffer for tgetstr */
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char d_tcinited; /* termcap inited flag */
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int d_width, d_height; /* width/height of the screen */
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int d_defwidth, d_defheight; /* default width/height of windows */
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int d_top, d_bot; /* scrollregion start/end */
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int d_x, d_y; /* cursor position */
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struct mchar d_rend; /* current rendition */
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int d_col16change; /* the 16col bits changed in attr */
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char d_atyp; /* current attribute types */
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#ifdef DW_CHARS
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int d_mbcs; /* saved char for multibytes charset */
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#endif
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#ifdef ENCODINGS
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int d_encoding; /* what encoding type the display is */
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int d_decodestate; /* state of our decoder */
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int d_realfont; /* real font of terminal */
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#endif
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int d_insert; /* insert mode flag */
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int d_keypad; /* application keypad flag */
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int d_cursorkeys; /* application cursorkeys flag */
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int d_revvid; /* reverse video */
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int d_curvis; /* cursor visibility */
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int d_has_hstatus; /* display has hardstatus line */
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int d_hstatus; /* hardstatus used */
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int d_lp_missing; /* last character on bot line missing */
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int d_mouse; /* mouse mode */
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#ifdef RXVT_OSC
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int d_xtermosc[4]; /* osc used */
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#endif
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struct mchar d_lpchar; /* missing char */
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struct timeval d_status_time; /* time of status display */
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int d_status; /* is status displayed? */
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char d_status_bell; /* is it only a vbell? */
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int d_status_len; /* length of status line */
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char *d_status_lastmsg; /* last displayed message */
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int d_status_buflen; /* last message buffer len */
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int d_status_lastx; /* position of the cursor */
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int d_status_lasty; /* before status was displayed */
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int d_status_obuflen; /* saved obuflen */
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int d_status_obuffree; /* saved obuffree */
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struct event d_statusev; /* timeout event */
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struct event d_hstatusev; /* hstatus changed event */
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int d_kaablamm; /* display kaablamm msg */
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struct action *d_ESCseen; /* Was the last char an ESC (^a) */
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int d_userpid; /* pid of attacher */
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char d_usertty[MAXPATHLEN]; /* tty we are attached to */
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int d_userfd; /* fd of the tty */
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struct event d_readev; /* userfd read event */
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struct event d_writeev; /* userfd write event */
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struct event d_blockedev; /* blocked timeout */
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struct mode d_OldMode; /* tty mode when screen was started */
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struct mode d_NewMode; /* New tty mode */
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int d_flow; /* tty's flow control on/off flag*/
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int d_intrc; /* current intr when flow is on */
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char *d_obuf; /* output buffer */
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int d_obuflen; /* len of buffer */
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int d_obufmax; /* len where we are blocking the pty */
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int d_obuflenmax; /* len - max */
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char *d_obufp; /* pointer in buffer */
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int d_obuffree; /* free bytes in buffer */
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#ifdef AUTO_NUKE
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int d_auto_nuke; /* autonuke flag */
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#endif
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#ifdef MAPKEYS
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int d_nseqs; /* number of valid mappings */
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int d_aseqs; /* number of allocated mappings */
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unsigned char *d_kmaps; /* keymaps */
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unsigned char *d_seqp; /* pointer into keymap array */
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int d_seql; /* number of parsed chars */
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unsigned char *d_seqh; /* last hit */
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struct event d_mapev; /* timeout event */
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int d_dontmap; /* do not map next */
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int d_mapdefault; /* do map next to default */
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#endif
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union tcu d_tcs[T_N]; /* terminal capabilities */
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char *d_attrtab[NATTR]; /* attrib emulation table */
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char d_attrtyp[NATTR]; /* attrib group table */
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int d_hascolor; /* do we support color */
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short d_dospeed; /* baudrate of tty */
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#ifdef FONT
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char d_c0_tab[256]; /* conversion for C0 */
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char ***d_xtable; /* char translation table */
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#endif
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int d_UPcost, d_DOcost, d_LEcost, d_NDcost;
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int d_CRcost, d_IMcost, d_EIcost, d_NLcost;
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int d_printfd; /* fd for vt100 print sequence */
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#ifdef UTMPOK
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slot_t d_loginslot; /* offset, where utmp_logintty belongs */
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struct utmp d_utmp_logintty; /* here the original utmp structure is stored */
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int d_loginttymode;
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# ifdef _SEQUENT_
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char d_loginhost[100+1];
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# endif /* _SEQUENT_ */
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#endif
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int d_blocked;
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int d_blocked_fuzz;
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struct event d_idleev; /* screen blanker */
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#ifdef BLANKER_PRG
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int d_blankerpid;
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struct event d_blankerev;
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#endif
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};
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#ifdef MULTI
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# define DISPLAY(x) display->x
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#else
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extern struct display TheDisplay;
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# define DISPLAY(x) TheDisplay.x
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#endif
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#define D_user DISPLAY(d_user)
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#define D_username (DISPLAY(d_user) ? DISPLAY(d_user)->u_name : 0)
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#define D_cvlist DISPLAY(d_cvlist)
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#define D_forecv DISPLAY(d_forecv)
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#define D_processinput DISPLAY(d_processinput)
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#define D_processinputdata DISPLAY(d_processinputdata)
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#define D_vpxmin DISPLAY(d_vpxmin)
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#define D_vpxmax DISPLAY(d_vpxmax)
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#define D_fore DISPLAY(d_fore)
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#define D_other DISPLAY(d_other)
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#define D_nonblock DISPLAY(d_nonblock)
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#define D_termname DISPLAY(d_termname)
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#define D_tentry DISPLAY(d_tentry)
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#define D_tcinited DISPLAY(d_tcinited)
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#define D_width DISPLAY(d_width)
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#define D_height DISPLAY(d_height)
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#define D_defwidth DISPLAY(d_defwidth)
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#define D_defheight DISPLAY(d_defheight)
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#define D_top DISPLAY(d_top)
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#define D_bot DISPLAY(d_bot)
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#define D_x DISPLAY(d_x)
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#define D_y DISPLAY(d_y)
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#define D_rend DISPLAY(d_rend)
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#define D_col16change DISPLAY(d_col16change)
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#define D_atyp DISPLAY(d_atyp)
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#define D_mbcs DISPLAY(d_mbcs)
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#define D_encoding DISPLAY(d_encoding)
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#define D_decodestate DISPLAY(d_decodestate)
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#define D_realfont DISPLAY(d_realfont)
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#define D_insert DISPLAY(d_insert)
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#define D_keypad DISPLAY(d_keypad)
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#define D_cursorkeys DISPLAY(d_cursorkeys)
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#define D_revvid DISPLAY(d_revvid)
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#define D_curvis DISPLAY(d_curvis)
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#define D_has_hstatus DISPLAY(d_has_hstatus)
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#define D_hstatus DISPLAY(d_hstatus)
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#define D_lp_missing DISPLAY(d_lp_missing)
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#define D_mouse DISPLAY(d_mouse)
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#define D_xtermosc DISPLAY(d_xtermosc)
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#define D_lpchar DISPLAY(d_lpchar)
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#define D_status DISPLAY(d_status)
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#define D_status_time DISPLAY(d_status_time)
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#define D_status_bell DISPLAY(d_status_bell)
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#define D_status_len DISPLAY(d_status_len)
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#define D_status_lastmsg DISPLAY(d_status_lastmsg)
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#define D_status_buflen DISPLAY(d_status_buflen)
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#define D_status_lastx DISPLAY(d_status_lastx)
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#define D_status_lasty DISPLAY(d_status_lasty)
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#define D_status_obuflen DISPLAY(d_status_obuflen)
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#define D_status_obuffree DISPLAY(d_status_obuffree)
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#define D_statusev DISPLAY(d_statusev)
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#define D_hstatusev DISPLAY(d_hstatusev)
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#define D_kaablamm DISPLAY(d_kaablamm)
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#define D_ESCseen DISPLAY(d_ESCseen)
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#define D_userpid DISPLAY(d_userpid)
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#define D_usertty DISPLAY(d_usertty)
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#define D_userfd DISPLAY(d_userfd)
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#define D_OldMode DISPLAY(d_OldMode)
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#define D_NewMode DISPLAY(d_NewMode)
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#define D_flow DISPLAY(d_flow)
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#define D_intr DISPLAY(d_intr)
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#define D_obuf DISPLAY(d_obuf)
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#define D_obuflen DISPLAY(d_obuflen)
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#define D_obufmax DISPLAY(d_obufmax)
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#define D_obuflenmax DISPLAY(d_obuflenmax)
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#define D_obufp DISPLAY(d_obufp)
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#define D_obuffree DISPLAY(d_obuffree)
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#define D_auto_nuke DISPLAY(d_auto_nuke)
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#define D_nseqs DISPLAY(d_nseqs)
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#define D_aseqs DISPLAY(d_aseqs)
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#define D_seqp DISPLAY(d_seqp)
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#define D_seql DISPLAY(d_seql)
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#define D_seqh DISPLAY(d_seqh)
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#define D_dontmap DISPLAY(d_dontmap)
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#define D_mapdefault DISPLAY(d_mapdefault)
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#define D_kmaps DISPLAY(d_kmaps)
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#define D_tcs DISPLAY(d_tcs)
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#define D_attrtab DISPLAY(d_attrtab)
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#define D_attrtyp DISPLAY(d_attrtyp)
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#define D_hascolor DISPLAY(d_hascolor)
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#define D_dospeed DISPLAY(d_dospeed)
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#define D_c0_tab DISPLAY(d_c0_tab)
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#define D_xtable DISPLAY(d_xtable)
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#define D_UPcost DISPLAY(d_UPcost)
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#define D_DOcost DISPLAY(d_DOcost)
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#define D_LEcost DISPLAY(d_LEcost)
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#define D_NDcost DISPLAY(d_NDcost)
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#define D_CRcost DISPLAY(d_CRcost)
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#define D_IMcost DISPLAY(d_IMcost)
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#define D_EIcost DISPLAY(d_EIcost)
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#define D_NLcost DISPLAY(d_NLcost)
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#define D_printfd DISPLAY(d_printfd)
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#define D_loginslot DISPLAY(d_loginslot)
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#define D_utmp_logintty DISPLAY(d_utmp_logintty)
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#define D_loginttymode DISPLAY(d_loginttymode)
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#define D_loginhost DISPLAY(d_loginhost)
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#define D_readev DISPLAY(d_readev)
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#define D_writeev DISPLAY(d_writeev)
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#define D_blockedev DISPLAY(d_blockedev)
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#define D_mapev DISPLAY(d_mapev)
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#define D_blocked DISPLAY(d_blocked)
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#define D_blocked_fuzz DISPLAY(d_blocked_fuzz)
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#define D_idleev DISPLAY(d_idleev)
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#define D_blankerev DISPLAY(d_blankerev)
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#define D_blankerpid DISPLAY(d_blankerpid)
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#define GRAIN 4096 /* Allocation grain size for output buffer */
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#define OBUF_MAX 256 /* default for obuflimit */
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#define OUTPUT_BLOCK_SIZE 256 /* Block size of output to tty */
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#define AddChar(c) \
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do \
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{ \
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if (--D_obuffree <= 0) \
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Resize_obuf(); \
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*D_obufp++ = (c); \
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} \
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while (0)
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#define CV_CALL(cv, cmd) \
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{ \
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struct display *olddisplay = display; \
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struct layer *oldflayer = flayer; \
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struct layer *l = cv->c_layer; \
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struct canvas *cvlist = l->l_cvlist; \
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struct canvas *cvlnext = cv->c_lnext; \
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flayer = l; \
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l->l_cvlist = cv; \
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cv->c_lnext = 0; \
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cmd; \
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flayer = oldflayer; \
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l->l_cvlist = cvlist; \
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cv->c_lnext = cvlnext; \
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display = olddisplay; \
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}
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#define STATUS_OFF 0
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#define STATUS_ON_WIN 1
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#define STATUS_ON_HS 2
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#define HSTATUS_IGNORE 0
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#define HSTATUS_LASTLINE 1
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#define HSTATUS_MESSAGE 2
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#define HSTATUS_HS 3
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#define HSTATUS_ALWAYS (1<<2)
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