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Sourcecode: jove version File versions

disp.h

/**************************************************************************
 * This program is Copyright (C) 1986-2002 by Jonathan Payne.  JOVE is    *
 * provided by Jonathan and Jovehacks without charge and without          *
 * warranty.  You may copy, modify, and/or distribute JOVE, provided that *
 * this notice is included in all the source files and documentation.     *
 **************************************************************************/

#define makedirty(line) { (line)->l_dline |= DDIRTY; }
#define isdirty(line)   ((line)->l_dline & DDIRTY)

struct scrimage {
      int   s_offset,   /* offset to start printing at */
            s_flags,    /* various flags */
            s_vln;            /* Visible Line Number */
      daddr s_id;       /* unique identifier */
      LinePtr     s_lp;       /* line to display (if any) */
      Window      *s_window;  /* window that contains this line */
};

/* s_flags flags */
#define s_DIRTY         01          /* buffer line changed since last displayed */
#define s_MODELINE      02          /* this is a modeline */
#define s_L_MOD         04          /* line has been modified internally */

extern struct scrimage
      *DesiredScreen,         /* what we want */
      *PhysScreen;            /* what we got */

extern bool UpdMesg;    /* update the message line */

extern bool
      chkmail proto((bool force));

extern int
      calc_pos proto((char *lp,int c_char));

#define MAX_TYPEOUT     132   /* maximum width of typout (in chars) */

extern void
      ChkWindows proto((LinePtr line1,LinePtr line2)),
      ChkWinLines proto((void)),
      DrawMesg proto((bool abortable)),
      message proto((const char *)),
      TOstart proto((const char *name)),
      TOstop proto((void)),
      Typeout proto((const char *, ...)),
      rbell proto((void)),
      redisplay proto((void));


#ifdef WINRESIZE
extern volatile bool
      ResizePending;    /* asynch request for screen resize */
# ifdef WIN32
extern void ResizeWindow proto((void));
# endif
#endif

extern bool
      DisabledRedisplay;

#ifdef ID_CHAR
extern bool
      IN_INSmode;

extern void
      INSmode proto((bool));
#endif /* ID_CHAR */


/* Variables: */

extern bool BriteMode;        /* VAR: make the mode line inverse? */
#ifdef UNIX
extern int  MailInt;          /* VAR: mail check interval */
extern char Mailbox[FILESIZE];      /* VAR: mailbox name */
#endif /* UNIX */
extern char ModeFmt[120];           /* VAR: mode line format string */
extern bool ScrollAll;        /* VAR: when current line scrolls, scroll whole window? */
extern int  ScrollWidth;      /* VAR: unit of horizontal scrolling */
extern bool UseBuffers;       /* VAR: use buffers with Typeout() */
#ifdef ID_CHAR
extern bool UseIC;                  /* VAR: whether or not to use i/d char processesing */
#endif
extern bool VisBell;          /* VAR: use visible bell (if possible) */
extern bool MarkHighlighting; /* VAR: highlight mark when visible */

/* Commands: */
extern void
      Bow proto((void)),
      ClAndRedraw proto((void)),
      DownScroll proto((void)),
      Eow proto((void)),
      NextPage proto((void)),
      PrevPage proto((void)),
      RedrawDisplay proto((void)),
      UpScroll proto((void));

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