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Diffstat (limited to 'display.h')
| -rw-r--r-- | display.h | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/display.h b/display.h new file mode 100644 index 0000000..b094619 --- /dev/null +++ b/display.h @@ -0,0 +1,338 @@ +/* Copyright (c) 2008, 2009 + * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de) + * Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de) + * Micah Cowan (micah@cowan.name) + * Sadrul Habib Chowdhury (sadrul@users.sourceforge.net) + * Copyright (c) 1993-2002, 2003, 2005, 2006, 2007 + * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de) + * Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de) + * Copyright (c) 1987 Oliver Laumann + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program (see the file COPYING); if not, see + * https://www.gnu.org/licenses/, or contact Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA + * + **************************************************************** + * $Id$ GNU + */ + +#ifndef SCREEN_DISPLAY_H +#define SCREEN_DISPLAY_H + +#include "layout.h" +#include "canvas.h" +#include "viewport.h" + +#ifdef MAPKEYS + +#define KMAP_KEYS (T_OCAPS-T_CAPS) +#define KMAP_AKEYS (T_OCAPS-T_CURSOR) + +#define KMAP_NOTIMEOUT 0x4000 + +struct kmap_ext +{ + char *str; + int fl; + struct action um; + struct action dm; + struct action mm; +}; + +#else + +#define KMAP_KEYS 0 + +#endif + +struct win; /* forward declaration */ + +struct mouse_parse +{ + char sgrmode; /* non-zero if parsing an SGR sequence */ + int state; /* current state of parsing */ + int params[3]; /* parsed params: button, x, y */ +}; + +struct display +{ + struct display *d_next; /* linked list */ + struct acluser *d_user; /* user who owns that display */ + struct canvas d_canvas; /* our canvas slice */ + struct canvas *d_cvlist; /* the canvases of this display */ + struct canvas *d_forecv; /* current input focus */ + struct layout *d_layout; /* layout we're using */ + void (*d_processinput) __P((char *, int)); + char *d_processinputdata; /* data for processinput */ + int d_vpxmin, d_vpxmax; /* min/max used position on display */ + struct win *d_fore; /* pointer to fore window */ + struct win *d_other; /* pointer to other window */ + int d_nonblock; /* -1 don't block if obufmax reached */ + /* >0: block after nonblock secs */ + char d_termname[MAXTERMLEN + 1]; /* $TERM */ + char *d_tentry; /* buffer for tgetstr */ + char d_tcinited; /* termcap inited flag */ + int d_width, d_height; /* width/height of the screen */ + int d_defwidth, d_defheight; /* default width/height of windows */ + int d_top, d_bot; /* scrollregion start/end */ + int d_x, d_y; /* cursor position */ + struct mchar d_rend; /* current rendition */ + int d_col16change; /* the 16col bits changed in attr */ + char d_atyp; /* current attribute types */ +#ifdef DW_CHARS + int d_mbcs; /* saved char for multibytes charset */ +#endif +#ifdef ENCODINGS + int d_encoding; /* what encoding type the display is */ + int d_decodestate; /* state of our decoder */ + int d_realfont; /* real font of terminal */ +#endif + int d_insert; /* insert mode flag */ + int d_keypad; /* application keypad flag */ + int d_cursorkeys; /* application cursorkeys flag */ + int d_revvid; /* reverse video */ + int d_curvis; /* cursor visibility */ + int d_has_hstatus; /* display has hardstatus line */ + int d_hstatus; /* hardstatus used */ + int d_lp_missing; /* last character on bot line missing */ + int d_mouse; /* mouse mode */ + int d_extmouse; /* extended mouse mode */ + struct mouse_parse d_mouse_parse; /* state of mouse code parsing */ + int d_mousetrack; /* set when user wants to use mouse even when the window + does not */ +#ifdef RXVT_OSC + int d_xtermosc[5]; /* osc used */ +#endif + struct mchar d_lpchar; /* missing char */ + struct timeval d_status_time; /* time of status display */ + int d_status; /* is status displayed? */ + char d_status_bell; /* is it only a vbell? */ + int d_status_len; /* length of status line */ + char *d_status_lastmsg; /* last displayed message */ + int d_status_buflen; /* last message buffer len */ + int d_status_lastx; /* position of the cursor */ + int d_status_lasty; /* before status was displayed */ + int d_status_obuflen; /* saved obuflen */ + int d_status_obuffree; /* saved obuffree */ + int d_status_obufpos; /* end of status position in obuf */ + struct event d_statusev; /* timeout event */ + struct event d_hstatusev; /* hstatus changed event */ + int d_kaablamm; /* display kaablamm msg */ + struct action *d_ESCseen; /* Was the last char an ESC (^a) */ + int d_userpid; /* pid of attacher */ + char d_usertty[MAXPATHLEN]; /* tty we are attached to */ + int d_userfd; /* fd of the tty */ + struct event d_readev; /* userfd read event */ + struct event d_writeev; /* userfd write event */ + struct event d_blockedev; /* blocked timeout */ + struct mode d_OldMode; /* tty mode when screen was started */ + struct mode d_NewMode; /* New tty mode */ + int d_flow; /* tty's flow control on/off flag*/ + int d_intrc; /* current intr when flow is on */ + char *d_obuf; /* output buffer */ + int d_obuflen; /* len of buffer */ + int d_obufmax; /* len where we are blocking the pty */ + int d_obuflenmax; /* len - max */ + char *d_obufp; /* pointer in buffer */ + int d_obuffree; /* free bytes in buffer */ +#ifdef AUTO_NUKE + int d_auto_nuke; /* autonuke flag */ +#endif +#ifdef MAPKEYS + int d_nseqs; /* number of valid mappings */ + int d_aseqs; /* number of allocated mappings */ + unsigned char *d_kmaps; /* keymaps */ + unsigned char *d_seqp; /* pointer into keymap array */ + int d_seql; /* number of parsed chars */ + unsigned char *d_seqh; /* last hit */ + struct event d_mapev; /* timeout event */ + int d_dontmap; /* do not map next */ + int d_mapdefault; /* do map next to default */ +#endif + union tcu d_tcs[T_N]; /* terminal capabilities */ + char *d_attrtab[NATTR]; /* attrib emulation table */ + char d_attrtyp[NATTR]; /* attrib group table */ + int d_hascolor; /* do we support color */ + short d_dospeed; /* baudrate of tty */ +#ifdef FONT + char d_c0_tab[256]; /* conversion for C0 */ + char ***d_xtable; /* char translation table */ +#endif + int d_UPcost, d_DOcost, d_LEcost, d_NDcost; + int d_CRcost, d_IMcost, d_EIcost, d_NLcost; + int d_printfd; /* fd for vt100 print sequence */ +#ifdef UTMPOK + slot_t d_loginslot; /* offset, where utmp_logintty belongs */ + struct utmp d_utmp_logintty; /* here the original utmp structure is stored */ + int d_loginttymode; +# ifdef _SEQUENT_ + char d_loginhost[100+1]; +# endif /* _SEQUENT_ */ +#endif + int d_blocked; + int d_blocked_fuzz; + struct event d_idleev; /* screen blanker */ +#ifdef BLANKER_PRG + int d_blankerpid; + struct event d_blankerev; +#endif +}; + +#ifdef MULTI +# define DISPLAY(x) display->x +#else +extern struct display TheDisplay; +# define DISPLAY(x) TheDisplay.x +#endif + +#define D_user DISPLAY(d_user) +#define D_username (DISPLAY(d_user) ? DISPLAY(d_user)->u_name : 0) +#define D_canvas DISPLAY(d_canvas) +#define D_cvlist DISPLAY(d_cvlist) +#define D_layout DISPLAY(d_layout) +#define D_forecv DISPLAY(d_forecv) +#define D_processinput DISPLAY(d_processinput) +#define D_processinputdata DISPLAY(d_processinputdata) +#define D_vpxmin DISPLAY(d_vpxmin) +#define D_vpxmax DISPLAY(d_vpxmax) +#define D_fore DISPLAY(d_fore) +#define D_other DISPLAY(d_other) +#define D_nonblock DISPLAY(d_nonblock) +#define D_termname DISPLAY(d_termname) +#define D_tentry DISPLAY(d_tentry) +#define D_tcinited DISPLAY(d_tcinited) +#define D_width DISPLAY(d_width) +#define D_height DISPLAY(d_height) +#define D_defwidth DISPLAY(d_defwidth) +#define D_defheight DISPLAY(d_defheight) +#define D_top DISPLAY(d_top) +#define D_bot DISPLAY(d_bot) +#define D_x DISPLAY(d_x) +#define D_y DISPLAY(d_y) +#define D_rend DISPLAY(d_rend) +#define D_col16change DISPLAY(d_col16change) +#define D_atyp DISPLAY(d_atyp) +#define D_mbcs DISPLAY(d_mbcs) +#define D_encoding DISPLAY(d_encoding) +#define D_decodestate DISPLAY(d_decodestate) +#define D_realfont DISPLAY(d_realfont) +#define D_insert DISPLAY(d_insert) +#define D_keypad DISPLAY(d_keypad) +#define D_cursorkeys DISPLAY(d_cursorkeys) +#define D_revvid DISPLAY(d_revvid) +#define D_curvis DISPLAY(d_curvis) +#define D_has_hstatus DISPLAY(d_has_hstatus) +#define D_hstatus DISPLAY(d_hstatus) +#define D_lp_missing DISPLAY(d_lp_missing) +#define D_mouse DISPLAY(d_mouse) +#define D_mouse_parse DISPLAY(d_mouse_parse) +#define D_extmouse DISPLAY(d_extmouse) +#define D_mousetrack DISPLAY(d_mousetrack) +#define D_xtermosc DISPLAY(d_xtermosc) +#define D_lpchar DISPLAY(d_lpchar) +#define D_status DISPLAY(d_status) +#define D_status_time DISPLAY(d_status_time) +#define D_status_bell DISPLAY(d_status_bell) +#define D_status_len DISPLAY(d_status_len) +#define D_status_lastmsg DISPLAY(d_status_lastmsg) +#define D_status_buflen DISPLAY(d_status_buflen) +#define D_status_lastx DISPLAY(d_status_lastx) +#define D_status_lasty DISPLAY(d_status_lasty) +#define D_status_obuflen DISPLAY(d_status_obuflen) +#define D_status_obuffree DISPLAY(d_status_obuffree) +#define D_status_obufpos DISPLAY(d_status_obufpos) +#define D_statusev DISPLAY(d_statusev) +#define D_hstatusev DISPLAY(d_hstatusev) +#define D_kaablamm DISPLAY(d_kaablamm) +#define D_ESCseen DISPLAY(d_ESCseen) +#define D_userpid DISPLAY(d_userpid) +#define D_usertty DISPLAY(d_usertty) +#define D_userfd DISPLAY(d_userfd) +#define D_OldMode DISPLAY(d_OldMode) +#define D_NewMode DISPLAY(d_NewMode) +#define D_flow DISPLAY(d_flow) +#define D_intr DISPLAY(d_intr) +#define D_obuf DISPLAY(d_obuf) +#define D_obuflen DISPLAY(d_obuflen) +#define D_obufmax DISPLAY(d_obufmax) +#define D_obuflenmax DISPLAY(d_obuflenmax) +#define D_obufp DISPLAY(d_obufp) +#define D_obuffree DISPLAY(d_obuffree) +#define D_auto_nuke DISPLAY(d_auto_nuke) +#define D_nseqs DISPLAY(d_nseqs) +#define D_aseqs DISPLAY(d_aseqs) +#define D_seqp DISPLAY(d_seqp) +#define D_seql DISPLAY(d_seql) +#define D_seqh DISPLAY(d_seqh) +#define D_dontmap DISPLAY(d_dontmap) +#define D_mapdefault DISPLAY(d_mapdefault) +#define D_kmaps DISPLAY(d_kmaps) +#define D_tcs DISPLAY(d_tcs) +#define D_attrtab DISPLAY(d_attrtab) +#define D_attrtyp DISPLAY(d_attrtyp) +#define D_hascolor DISPLAY(d_hascolor) +#define D_dospeed DISPLAY(d_dospeed) +#define D_c0_tab DISPLAY(d_c0_tab) +#define D_xtable DISPLAY(d_xtable) +#define D_UPcost DISPLAY(d_UPcost) +#define D_DOcost DISPLAY(d_DOcost) +#define D_LEcost DISPLAY(d_LEcost) +#define D_NDcost DISPLAY(d_NDcost) +#define D_CRcost DISPLAY(d_CRcost) +#define D_IMcost DISPLAY(d_IMcost) +#define D_EIcost DISPLAY(d_EIcost) +#define D_NLcost DISPLAY(d_NLcost) +#define D_printfd DISPLAY(d_printfd) +#define D_loginslot DISPLAY(d_loginslot) +#define D_utmp_logintty DISPLAY(d_utmp_logintty) +#define D_loginttymode DISPLAY(d_loginttymode) +#define D_loginhost DISPLAY(d_loginhost) +#define D_readev DISPLAY(d_readev) +#define D_writeev DISPLAY(d_writeev) +#define D_blockedev DISPLAY(d_blockedev) +#define D_mapev DISPLAY(d_mapev) +#define D_blocked DISPLAY(d_blocked) +#define D_blocked_fuzz DISPLAY(d_blocked_fuzz) +#define D_idleev DISPLAY(d_idleev) +#define D_blankerev DISPLAY(d_blankerev) +#define D_blankerpid DISPLAY(d_blankerpid) + + +#define GRAIN 4096 /* Allocation grain size for output buffer */ +#define OBUF_MAX 256 /* default for obuflimit */ + +#define OUTPUT_BLOCK_SIZE 256 /* Block size of output to tty */ + +#define AddChar(c) \ +do \ + { \ + if (--D_obuffree <= 0) \ + Resize_obuf(); \ + *D_obufp++ = (c); \ + } \ +while (0) + +#define STATUS_OFF 0 +#define STATUS_ON_WIN 1 +#define STATUS_ON_HS 2 + +#define HSTATUS_IGNORE 0 +#define HSTATUS_LASTLINE 1 +#define HSTATUS_MESSAGE 2 +#define HSTATUS_HS 3 +#define HSTATUS_FIRSTLINE 4 +#define HSTATUS_ALWAYS (1<<3) + +#endif /* SCREEN_DISPLAY_H */ + |