rxvtlib.h

Mrxvt是一个小巧

					sgi_downArrow,
					sgi_downArrowHi,
					sgi_downArrowLow;
# endif
} scrollBar_t;
#endif	/* HAVE_SCROLLBARS */


typedef struct {
	char		state;	/* tabbar state */

	short		ltab;	/* last tab */
	short		atab;	/* active tab */
	short		ptab;	/* previous active tab */
	short		fvtab;	/* first visible tab */
	short		lvtab;	/* last visible tab */

	Window		win;
#ifdef BACKGROUND_IMAGE
	Bool			hasPixmap;	/* has a background Pixmap */
#endif
	GC			gc;		/* tab background/foreground, grey25/black */
	unsigned long	fg;		/* foreground, black */
	unsigned long	bg;		/* background, grey25 */
	unsigned long	ifg;	/* inactive tab foreground, black */
	unsigned long	ibg;	/* inactive tab background, grey */
	char			rsfg;	/* fg resource has changed */
	char			rsbg;	/* bg resource has changed */
	char			rsifg;	/* ifg resource has changed */
	char			rsibg;	/* ibg resource has changed */
	unsigned long	frame;		/* tab frame, white */
	unsigned long	delimit;	/* delimit, dark grey */
#ifdef XFT_SUPPORT
	XftDraw*		xftwin;	/* XFT window */
	XftColor		xftfg;	/* foreground */
	XftColor		xftifg;	/* background */
#endif
} tabBar_t;


#ifdef BACKGROUND_IMAGE
typedef struct {
	short           w, h, x, y;
	Pixmap          pixmap; 
} bgPixmap_t;
#endif


/* To suppress compile warning without xpm library */
#ifdef BACKGROUND_IMAGE
# ifndef HAVE_LIBXPM
#  define XpmCloseness		(0)
#  define XpmColormap		(0)
#  define XpmVisual			(0)
#  define XpmDepth			(0)
#  define XpmSize			(0)
#  define XpmReturnPixels	(0)
typedef struct {
	unsigned long	valuemask;
	Visual*			visual;
	Colormap		colormap;
	unsigned int	depth;
	unsigned int	width;
	unsigned int	height;
	unsigned int	closeness;
} XpmAttributes;
# endif	/* HAVE_LIBXPM */
#endif	/* BACKGROUND_IMAGE */


typedef enum {
	TERMENV_XTERM = 0,
	TERMENV_RXVT,
	TERMENV_VT102,
	TERMENV_VT100,
	TERMENV_ANSI,
	TERMENV_DUMB,
} termenv_t;

struct term_t;
typedef struct {
	/*
	 * Index to vts. If it's -1, then this term_t structure is not used.
	 * Otherwise, it is used by pointer vts[vts_idx]. This is to improve destroy
	 * performance so that we only need to do (i = page..ltab) vts[i] = vts[i+1]
	 * instead of vterm[i] = vterm[i+1].
	 */
	short			vts_idx;

	unsigned char	profileNum;	/* Profile used to init settings */

	/* moved from TermWin_t */
    RUINT16T		saveLines;	/* number of lines to save */
    RUINT16T		num_scr;	/* number of lines scrolled */
    RUINT16T		nscrolled;	/* number of line actually scrolled */
    RUINT16T		view_start;	/* scrollback view starts here */
    RUINT16T		mapped;		/* window state mapped? */

	/* screen structure initialized? */
	unsigned char	BOOLVAR(init_screen, 1);

    Window          vt; /* terminal window */
#ifdef XFT_SUPPORT
	XftDraw*		xftvt;
#endif
#ifdef BACKGROUND_IMAGE
    Pixmap			pixmap;		/* background image, NOT used by */
	bgPixmap_t		bg;			/* transparent window!!! */
	XpmAttributes   xpm_attr;	/* original attr of image */
#endif

	/* Apparently, people like fg/bg colors for individual terminal */
	unsigned long	p_fg;
	unsigned long	p_bg;
#ifdef XFT_SUPPORT
    XftColor		p_xftfg;
    XftColor		p_xftbg;
#endif

	/* moved from rxvt_t */
    text_t**		drawn_text;	/* text drawn on screen (characters) */
    rend_t**		drawn_rend;	/* text drawn on screen (rendition) */
    text_t**		buf_text;
    rend_t**		buf_rend;
    screen_t        screen;
#if NSCREENS
    screen_t        swap;
#endif
	/* move from hidden */
	rend_t			rstyle;

	RUINT16T		prev_ncol; /* previous columns */
	RUINT16T		prev_nrow; /* previous rows */
	/* moved from tab_t */
	short				tab_width;	/* tab width */
	char UNTAINTED *	tab_title;	/* tab title */

	/* moved from rxvt_t */
    int             cmd_fd;	/* pty file descriptor; connected to command */
    int             tty_fd;	/* tty file descriptor; connected to child */
	/* moved from hidden */
	unsigned char	BOOLVAR( current_screen, 1);	/* PRIMARY / SECONDARY */
#ifdef POINTER_BLANK
	unsigned char	BOOLVAR( hidden_pointer, 1);	/* pointer is hidden? */
#endif

	pid_t			cmd_pid;
	char*			ttydev;
#ifndef RESET_TTY_TO_COMMON_DEFAULTS
	struct stat     ttyfd_stat; /* original status of our tty */
#endif
#ifndef NO_SETOWNER_TTYDEV
	unsigned char	next_tty_action;
#endif

	/* moved from hidden */
	unsigned long	PrivateModes;
	unsigned long	SavedModes;

#ifdef UTMP_SUPPORT
#ifndef UTEMPTER_SUPPORT
# ifdef HAVE_STRUCT_UTMP
    struct utmp     ut;
# endif
# if defined(HAVE_STRUCT_UTMPX) && !defined(HAVE_STRUCT_UTMP)
    struct utmpx    utx;
# endif
# if (defined(HAVE_STRUCT_UTMP) && defined(HAVE_UTMP_PID)) || defined(HAVE_STRUCT_UTMPX)
    char            ut_id[5];
# endif
    int             utmp_pos;
#endif	/* UTEMPTER_SUPPORT */
	unsigned char	next_utmp_action;
#endif

#if 0
	char**			command_argv;
	int				command_argc;
#endif

	/* move from rxvt_hidden */
	ttymode_t		tio;
	unsigned int	ttymode;
	char			rvideo;
#ifdef MULTICHAR_SET
	char			chstat,
	/* set ==> we only got half a glyph */
					lost_multi,
	/* set ==> currently using 2 bytes per glyph */
					multi_byte;
#endif
	char			charsets[4];

	/* need to hold the terminal?
	**   hold == 0: not hold
	**   hold == 1: hold
	**   hold >  1: can destroy the terminal now
	*/
	char			hold;
	/* the terminal is dead or alive? */
	char			dead;
	/* the terminal is highlighted? */
	char			BOOLVAR(highlight,1);

	/* the terminal TERM type */
	termenv_t		termenv;

	clock_t			checksum;	/* unique id of this terminal */

	/* write out buffer */
	unsigned char*	v_buffer;	/* pointer to physical buffer */
	unsigned char*	v_bufstr;	/* beginning of area to write */
	unsigned char*	v_bufptr;	/* end of area to write */
	unsigned char*	v_bufend;	/* end of physical buffer */

	/* command input buffering */
	unsigned char*	cmdbuf_ptr;
	unsigned char*	cmdbuf_endp;
	unsigned char	cmdbuf_base[BUFSIZ];
} term_t;


/* Possible values for macros.modFlags */
#define MACRO_CTRL		(1U << 0)
#define MACRO_META		(1U << 1)
#define MACRO_SHIFT		(1U << 2)
#define MACRO_PRIMARY	(1U << 3)

/* Number of bits used by modifiers in modFlags */
#define MACRO_N_MOD_BITS	(4)
#define MACRO_MODMASK	\
	( MACRO_CTRL | MACRO_META | MACRO_SHIFT | MACRO_PRIMARY )
#define MACRO_MAX_CHAINLEN	(0xf)

/* Get / set the macro number from modFlags */
#define MACRO_GET_NUMBER(x)		\
	( (x) & ~MACRO_MODMASK ) >> MACRO_N_MOD_BITS


/*
 * Action to take when a macro is called / menu item is selected.
 */
typedef struct {
    unsigned short	type;	/* must not be changed; first element */
    unsigned short	len;	/* strlen (str) */
    unsigned char	*str;	/* action to take */
} action_t;

/* Values for macro_t.type. Must sync this with macroNames from xdefaults.c */
enum {
	MacroFnDummy=0,
	MacroFnEsc,
	MacroFnStr,
	MacroFnNewTab,
	MacroFnClose,
	MacroFnGoto,
	MacroFnMove,
	MacroFnScroll,
	MacroFnCopy,
	MacroFnPaste,
	MacroFnToggleSubwin,
	MacroFnFont,
	MacroFnToggleVeryBold,
	MacroFnToggleTransp,
	MacroFnToggleBcst,
	MacroFnToggleHold,
	MacroFnToggleFullscren,
	MacroFnSetTitle,
	MacroFnPrintScreen,
	MacroFnSaveConfig,
	MacroFnToggleMacros,
	NMACRO_FUNCS
};

typedef struct {
	KeySym				keysym;
	unsigned char		modFlags;		/* First 4 bits are the action order
										   number. Last four bits are the
										   modifiers */
	action_t			action;
} macros_t;

/*
 * profile_t structure. Contains information about each profile (formerly the
 * vt%d.xx resources.
 */
typedef struct _profile_t
{
	unsigned long		fg, bg;
#ifdef XFT_SUPPORT
	XftColor			xftfg, xftbg;
#endif

	int					saveLines;

	/*
	 * Each profile also has a tab title, and command associated to it. However
	 * since that's already stored in our resource options, we don't need
	 * pointers for it here.
	 */
} profile_t;


typedef struct rxvt_vars {
	/*
	 * These ``hidden'' items are not for public consumption and must not be
	 * accessed externally
	 *
	 * 2006-02-19 gi1242: mrxvt was forked from rxvt. In rxvt, they compiled
	 * common rxvt functions into a library "rxvtlib". Thus when loading
	 * multiple versions of rxvt, this common code was linked to, saving some
	 * memory.
	 *
	 * With tabs, we of course won't find this as useful. With grand dreams of
	 * multiple windows, we'll never need it :).
	 */
    struct rxvt_hidden *h;

	/*
	 * Exposed items
	 *   Changes to structure here require library version number change
	 */
    TermWin_t       TermWin;
#ifdef HAVE_SCROLLBARS
    scrollBar_t     scrollBar;
#endif
#ifdef HAVE_MENUBAR
    menuBar_t       menuBar;
#endif
	tabBar_t		tabBar;
	Display*		Xdisplay;
	unsigned long   Options;
	unsigned long   Options2;
	XSizeHints      szHint;

	/* macros */
	macros_t		*macros;	/* array of all user defind macros */
	unsigned short	nmacros,	/* Number of macros defined */
					maxMacros;	/* max # of macros that can be stored in memory
								   pointed to by "macros" */

	Colormap        Xcmap;
#ifdef OFF_FOCUS_FADING
	unsigned long	*PixColorsUnfocus;		/* Array of size TOTAL_COLORS */
	/* PixColorsUnfocus and PixColor has been switched */
	char			color_switched;
#endif
	/* Bg and UfBg has been switched */
	char			ufbg_switched;
	unsigned long	*PixColors;				/* Array of size TOTAL_COLORS */
#ifdef XFT_SUPPORT
    XftColor*		XftColors;	/* number of colors + 2 * NPAGES */
#endif
	short			numPixColors;	/* TOTAL_COLORS */

	profile_t		profile[MAX_PROFILES];

	Cursor			term_pointer; /* cursor for vt window */
	int				Xdepth;
	int				sb_shadow;	/* scrollbar shadow width */
	int				Xfd;		/* file descriptor of X connection */

	/* term_t structures and pointers */
	term_t			vterm[MAX_PAGES];
	term_t*			vts[MAX_PAGES];

	short			tabClicked;		/* Tab clicked by user. Used for moving tabs
									   by drag and dropping. */

	/* number of children that have died */
	short			vt_died;

	int				num_fds;	/* number of fd to monitor */
	selection_t     selection;
	sstyle_t		selection_style;
	int				numlock_state;
	char*			tabstop;	/* per location: 1 == tab-stop */
	enum enc_label  encoding_method;

	char**			global_argv;
	int				global_argc;
} rxvt_t;


typedef enum {
	HIDE_MENUBAR = 0,
	SHOW_MENUBAR,
	HIDE_TABBAR,
	SHOW_TABBAR,
	HIDE_SCROLLBAR,
	SHOW_SCROLLBAR,
	RESIZE_FONT,
	X_CONFIGURE,
} resize_reason_t;


/* MACROS for colors of individual terminals */
#if 0
#define VTFG(R, P)		\
	((R)->PixColors[TOTAL_COLORS + (P)])
#define VTBG(R, P)		\
	((R)->PixColors[TOTAL_COLORS + MAX_PAGES + (P)])
#ifdef XFT_SUPPORT
# define VTXFTFG(R, P)		\
	((R)->XftColors[TOTAL_COLORS + (P)])
# define VTXFTBG(R, P)		\
	((R)->XftColors[TOTAL_COLORS + MAX_PAGES + (P)])
#endif	/* XFT_SUPPORT */
#define ISSET_VTFG(R, P)	\
	(NULL != ((R)->h->rs[Rs_color + TOTAL_COLORS + (P)]))
#define ISSET_VTBG(R, P)	\
	(NULL != ((R)->h->rs[Rs_color + TOTAL_COLORS + MAX_PAGES + (P)]))
#endif

#define VTFG(R, P)		\
	((R)->profile[(P)].fg)
#define VTBG(R, P)		\
	((R)->profile[(P)].bg)
#ifdef XFT_SUPPORT
# define VTXFTFG(R, P)		\
	((R)->profile[(P)].xftfg)
# define VTXFTBG(R, P)		\
	((R)->profile[(P)].xftbg)
#endif	/* XFT_SUPPORT */
#define ISSET_VTFG(R, P)	\
	(NULL != ((R)->h->rs[Rs_foreground + (P)] ) )
#define ISSET_VTBG(R, P)	\
	(NULL != ((R)->h->rs[Rs_background + (P)] ) )



/* MACROS for tab/page number */
#define ATAB(R)		((R)->tabBar.atab)
#define LTAB(R)		((R)->tabBar.ltab)
#define FVTAB(R)	((R)->tabBar.fvtab)
#define LVTAB(R)	((R)->tabBar.lvtab)
#define PTAB(R)		((R)->tabBar.ptab)

#define APAGE(R)	((R)->tabBar.atab)
#define LPAGE(R)	((R)->tabBar.ltab)
#define FVPAGE(R)	((R)->tabBar.fvtab)
#define LVPAGE(R)	((R)->tabBar.lvtab)
#define PPAGE(R)	((R)->tabBar.ptab)

/* MACROS for vts structure */
#define AVTS(R)		((R)->vts[(R)->tabBar.atab])
#define LVTS(R)		((R)->vts[(R)->tabBar.ltab])
#define PVTS(R, P)	((R)->vts[(P)])

#define SEL(R)		((R)->selection)

#define ASCR(R)		((R)->vts[(R)->tabBar.atab]->screen)
#define PSCR(R, P)	((R)->vts[(P)]->screen)


/*****************************************************************************
 *                                PROTOTYPES                                 *
 *****************************************************************************/
void		rxvt_main_loop(rxvt_t *);
rxvt_t*		rxvt_init (int, const char *const *);

#endif		/* __RXVTLIB_H__ */
/*----------------------- end-of-file (H source) -----------------------*/