rxvtlib.h

Mrxvt是一个小巧

/*--------------------------------*-H-*---------------------------------*
 * File:	rxvtlib.h
 *----------------------------------------------------------------------*
 *
 * All portions of code are copyright by their respective author/s.
 * Copyright (c) 1997-2001   Geoff Wing <[e-mail]>
 * Copyright (c) 2004        Terry Griffin <[e-mail]>
 * Copyright (c) 2005        Teun Burgers <[e-mail]>
 * Copyright (c) 2004-2005   Jingmin Zhou <[e-mail]>
 * Copyright (c) 2005        Gautam Iyer <[e-mail]>
 *
 * 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 2 of the License, 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; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *----------------------------------------------------------------------*/

#ifndef __RXVTLIB_H__
#define __RXVTLIB_H__

/*
 * Boolean variables
 */
#ifdef __GNUC__
# define BOOLVAR(x, sz)	x:sz
#else
# define BOOLVAR(x, sz) x
#endif


/*
 * If we haven't pulled in typedef's like  RINT16T  then do them ourself
 * type of (normal and unsigned) basic sizes
 */
#if (SIZEOF_INT_P == 8)
/* we have 8 byte pointers on 64bit systems */
# if (SIZEOF_INT == 8)
typedef int				intp_t;
typedef unsigned int	u_intp_t;
# elif (SIZEOF_LONG == 8)
typedef long			intp_t;
typedef unsigned long	u_intp_t;
# else
#  error No 8 byte integer type available
# endif
#else
/*
 * If we have <inttypes.h>, use *intptr_t instead of *INT32T. This eliminates
 * some problems on 64-bit systems. Reported by David Mosberger
 * (http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=312710). Patch is applied
 * after slight modification. :-)
 */
# ifdef HAVE_INTTYPES_H
typedef intptr_t		intp_t;
typedef uintptr_t		u_intp_t;
# else
/* whatever normal size corresponds to a integer pointer */
typedef RINT32T			intp_t;
/* whatever normal size corresponds to a unsigned integer pointer */
typedef RUINT32T		u_intp_t;
# endif	/* HAVE_INTTYPES_H */
#endif
/* type of unicode_t */
typedef RUINT32T		unicode_t;


/*****************************************************************************
 *                                 SECTION 2                                 *
 *                      DO NOT TOUCH ANYTHING BELOW HERE                     *
 *****************************************************************************/

struct rxvt_vars;		/* defined later on */
struct rxvt_hidden;		/* not defined here */

typedef struct {
    RINT32T         row;
    RINT32T         col;
} row_col_t;

typedef unsigned char text_t;
#if defined(TTY_256COLOR) || defined(MULTICHAR_SET)
# define rend_t		RUINT32T
#else
# define rend_t		RUINT16T
#endif

/*
 * TermWin elements limits
 *  ncol      : 1 <= ncol       <= MAX(RINT16T)
 *  nrow      : 1 <= nrow       <= MAX(RINT16T)
 *  saveLines : 0 <= saveLines  <= MAX(RINT16T)
 *  nscrolled : 0 <= nscrolled  <= saveLines
 *  view_start: 0 <= view_start <= nscrolled
 */

typedef struct {
	RUINT16T		fwidth,		/* font width  [pixels] */
					fheight;	/* font height [pixels] */
#ifdef XFT_SUPPORT
	RUINT16T		pwidth,		/* propotionally spaced font width / height */
					pheight;
#endif
	RUINT16T		propfont;	/* font proportional flags */
	RUINT16T		ncol;		/* window columns [characters] */
	RUINT16T		nrow;		/* window rows [characters] */
	RUINT16T		mapped; 	/* TermWin is mapped? */
	RUINT16T		int_bwidth; /* internal border width */
	RUINT16T		ext_bwidth; /* external border width */

	RUINT16T		maxTabWidth,	/* max width of tab title to display */
					minVisibleTabs;	/* Minimum number of tabs to try and keep
									   visible */
#ifndef NO_LINESPACE
	RUINT16T		lineSpace;	/* space between rows */
#endif

	char			BOOLVAR(focus,1);	/* window is focused? */
	char			enter;	/* pointer is in window? */

	Window			parent;	/* parent window */
	GC				gc;		/* GC for drawing text */
	XFontStruct*	font;	/* main font structure */
#ifndef NO_BOLDFONT
	XFontStruct*	bfont;	/* bold font */
#endif
#ifdef MULTICHAR_SET
	XFontStruct*	mfont;	/* Multichar font structure */
#endif
#ifdef USE_XIM
	XFontSet		fontset;
#endif
#ifdef XFT_SUPPORT
	XftPattern*		xftpattern;
	XftFont			*xftfont, *xftpfont, *xftPfont;
# ifdef MULTICHAR_SET
	XftPattern*		xftmpattern;
	XftFont*		xftmfont;
	int				xftmsize;
#  ifdef HAVE_ICONV_H
	iconv_t			xfticonv;
#  endif
# endif
# ifndef NO_BOLDFONT
	XftPattern*		xftbpattern;
	XftFont*		xftbfont;
	char			bf_switched;/* bold and normal font switched? */
# endif
	char			xftfnmono;	/* font is mono? */
	char			xftmono;	/* font and mfont are mono? */
	int				xftsize, xftpsize;
#endif	/* XFT_SUPPORT */

# define PARENT_NUMBER		(6)
	int				opacity;	/* transluscent window opaque degree */
	int				opacity_degree;	/* opaque change degree */

#ifdef TRANSPARENT
	Window			parenttree[PARENT_NUMBER];
#endif

#ifdef TINTING_SUPPORT
	int				shade;	/* tinting shade percentage */
#endif

#ifdef OFF_FOCUS_FADING
	int				fade;	/* off-focus fading percentage */
#endif

#ifdef TEXT_SHADOW
    enum {
		SHADOW_NONE = 0,
		SHADOW_LEFT,
		SHADOW_RIGHT,
		SHADOW_TOP,
		SHADOW_BOTTOM,
		SHADOW_TOPLEFT,
		SHADOW_BOTRIGHT,
		SHADOW_TOPRIGHT,
		SHADOW_BOTLEFT,
	} shadow_mode;
	unsigned long	shadow;	/* text shadow color */
# ifdef XFT_SUPPORT
    XftColor		xftshadow;
# endif
#endif

#ifdef HAVE_X11_SM_SMLIB_H
	SmcConn			sm_conn;
	IceConn			ice_conn;
	int				ice_fd;
	char*			sm_client_id;
#endif
} TermWin_t;



/*
 * screen accounting:
 * screen_t elements
 *   text:      Contains all text information including the scrollback buffer.
 *              Each line is length TermWin.ncol
 *   tlen:      The length of the line or -1 for wrapped lines.
 *   rend:      Contains rendition information: font, bold, colour, etc.
 * * Note: Each line for both text and rend are only allocated on demand, and
 *         text[x] is allocated <=> rend[x] is allocated  for all x.
 *   row:       Cursor row position                   : 0 <= row < TermWin.nrow
 *   col:       Cursor column position                : 0 <= col < TermWin.ncol
 *   tscroll:   Scrolling region top row inclusive    : 0 <= row < TermWin.nrow
 *   bscroll:   Scrolling region bottom row inclusive : 0 <= row < TermWin.nrow
 *
 * selection_t elements
 *   clicks:    1, 2 or 3 clicks - 4 indicates a special condition of 1 where
 *              nothing is selected
 *   beg:       row/column of beginning of selection  : never past mark
 *   mark:      row/column of initial click           : never past end
 *   end:       row/column of one character past end of selection
 * * Note: -TermWin.nscrolled <= beg.row <= mark.row <= end.row < TermWin.nrow
 * * Note: col == -1 ==> we're left of screen
 *
 * Layout of text/rend information in the screen_t text/rend structures:
 *   Rows [0] ... [TermWin.saveLines - 1]
 *     scrollback region : we're only here if TermWin.view_start != 0
 *   Rows [TermWin.saveLines] ... [TermWin.saveLines + TermWin.nrow - 1]
 *     normal `unscrolled' screen region
 */
typedef struct {
    text_t**		text;		/* _all_ the text */
    RINT16T*		tlen;		/* length of each text line */
    rend_t**		rend;		/* rendition, uses RS_ flags */
    row_col_t       cur;		/* cursor position on the screen */
    RUINT16T		tscroll;	/* top of settable scroll region */
    RUINT16T		bscroll;	/* bottom of settable scroll region */
    RUINT16T		charset;	/* character set number [0..3] */
    unsigned int	flags;		/* see below */
    row_col_t		s_cur;		/* saved cursor position */
    RUINT16T		s_charset;	/* saved character set number [0..3] */
    char			s_charset_char;
    rend_t			s_rstyle;	/* saved rendition style */
} screen_t;


typedef struct {
    unsigned char*	text;	/* selected text */
    RUINT32T		len;	/* length of selected text */
    enum {
		SELECTION_CLEAR = 0,/* nothing selected */
		SELECTION_INIT,		/* marked a point */
		SELECTION_BEGIN,	/* started a selection */
		SELECTION_CONT,		/* continued selection */
		SELECTION_DONE		/* selection put in CUT_BUFFER0 */
    } op;					/* current operation */
	short			vt;		/* VT that has the selection */
    short           screen;	/* screen being used */
    short           clicks;	/* number of clicks */
    row_col_t       beg;	/* beginning of selection <= mark */
    row_col_t       mark;	/* point of initial click <= end */
    row_col_t       end;	/* one character past end point */
} selection_t;

typedef enum {
    OLD_SELECT, OLD_WORD_SELECT, NEW_SELECT
} sstyle_t;

/* ------------------------------------------------------------------------- */

/* screen_t flags */
#define Screen_Relative		(1<<0)	/* relative origin mode flag */
#define Screen_VisibleCursor	(1<<1)	/* cursor visible? */
#define Screen_Autowrap		(1<<2)	/* auto-wrap flag */
#define Screen_Insert		(1<<3)	/* insert mode (vs. overstrike) */
#define Screen_WrapNext		(1<<4)	/* need to wrap for next char? */
#define Screen_DefaultFlags	(Screen_VisibleCursor|Screen_Autowrap)

/* rxvt_vars.Options */
#define	Opt_console					(1LU<<0)
#define Opt_loginShell				(1LU<<1)
#define Opt_iconic					(1LU<<2)
#define Opt_visualBell				(1LU<<3)
#define Opt_mapAlert				(1LU<<4)
#define Opt_reverseVideo			(1LU<<5)
#define Opt_utmpInhibit				(1LU<<6)
#define Opt_scrollBar				(1LU<<7)
#define Opt_scrollBar_right			(1LU<<8)
#define Opt_scrollBar_floating		(1LU<<9)
#define Opt_meta8					(1LU<<10)
#define Opt_scrollTtyOutputInhibit	(1LU<<11)
#define Opt_scrollTtyKeypress		(1LU<<12)
#define Opt_transparent				(1LU<<13)
#define Opt_forceTransparent		(1LU<<14)
#define Opt_mc_hack					(1LU<<15)
#define Opt_tripleclickwords		(1LU<<16)
#define Opt_scrollWithBuffer		(1LU<<17)
#define Opt_jumpScroll				(1LU<<18)
#define Opt_mouseWheelScrollPage	(1LU<<19)
#define Opt_pointerBlank			(1LU<<20)
#define Opt_cursorBlink				(1LU<<21)
#ifdef HAVE_SCROLLBARS
# define Opt_transparent_scrollbar	(1LU<<22)
#endif
#ifdef HAVE_MENUBAR
# define Opt_transparent_menubar	(1LU<<23)
# define Opt_showMenu				(1LU<<24)
#endif
#define Opt_transparent_tabbar		(1LU<<25)
#define Opt_tabPixmap				(1LU<<26)
#ifdef XFT_SUPPORT
# define Opt_xft					(1LU<<27)
#endif
#define DEFAULT_OPTIONS		\
	(Opt_scrollBar | Opt_jumpScroll)

/* rxvt_vars.Options2 */
#define Opt2_protectSecondary		(1LU<<0)
/* #define Opt2_cmdInitTabs			(1LU<<1) OBSOLETE */
#define Opt2_cmdAllTabs   			(1LU<<2)
#ifdef XFT_SUPPORT
# ifdef MULTICHAR_SET
#  define Opt2_xftNomFont			(1LU<<3)
#  define Opt2_xftSlowOutput		(1LU<<4)
# endif
# define Opt2_xftAntialias			(1LU<<5)
# define Opt2_xftHinting			(1LU<<6)
# define Opt2_xftAutoHint			(1LU<<7)
# define Opt2_xftGlobalAdvance		(1LU<<8)
#endif
#define Opt2_syncTabTitle			(1LU<<9)
#define Opt2_syncTabIcon			(1LU<<10)
#define Opt2_hideTabbar				(1LU<<11)
#define Opt2_bottomTabbar			(1LU<<12)
#define Opt2_borderLess				(1LU<<13)
#define Opt2_overrideRedirect		(1LU<<14)
#define Opt2_holdExit				(1LU<<15)
#define Opt2_broadcast				(1LU<<16)
#define Opt2_hideButtons			(1LU<<17)
#define Opt2_veryBold				(1LU<<18)
#define Opt2_noSysConfig			(1LU<<19)
#define Opt2_disableMacros			(1LU<<20)
#ifdef HAVE_X11_SM_SMLIB_H
# define Opt2_enableSessionMgt		(1LU<<21)
#endif
/* #define Opt2_tabShell				(1LU<<22) */
#define Opt2_linuxHomeEndKey		(1LU<<23)
#define Opt2_hlTabOnBell			(1LU<<24)
#define Opt2_smoothResize			(1LU<<25)
#define Opt2_smartResize			(1LU<<26)
#define Opt2_autohideTabbar			(1LU<<27)
#define Opt2_maximized				(1LU<<28)
#define Opt2_fullscreen				(1LU<<29)

#ifdef XFT_SUPPORT
# define DEFAULT_OPTIONS2	\
	(Opt2_veryBold | Opt2_smartResize | Opt2_xftAntialias)
#else
# define DEFAULT_OPTIONS2	\
	(Opt2_veryBold | Opt2_smartResize)
#endif

/* place holder used for parsing command-line options */
#define Opt_Reverse					(1LU<<30)
#define Opt_Boolean					(1LU<<31)


#define PROPFONT_NORMAL				(1<<0)
#define PROPFONT_BOLD				(1<<1)
#define PROPFONT_MULTI				(1<<2)

/*
 * Weather or not we should use xftPfont / xftpfont while drawing text. This has
 * ABSOLUTELY NOTHING to do with PROPFONT_* or the propfont junk. This is used
 * for drawing tab titles / menubar / etc.
 */
#define NO_PFONT					(0)
#define USE_PFONT					(1)
#define USE_BOLD_PFONT				(2)

/* ------------------------------------------------------------------------- */

#ifdef HAVE_MENUBAR
typedef struct {
    short           state;
    Window          win;
	GC				gc;
# ifdef BACKGROUND_IMAGE
	Pixmap			pixmap;
# endif
	unsigned long	fg;
	unsigned long	bg;
	unsigned long	topshadow;
	unsigned long	botshadow;

# ifdef XFT_SUPPORT
	XftDraw			*xftDraw;
	XftColor		xftFore;
# endif
} menuBar_t;
#endif


#ifdef HAVE_SCROLLBARS
typedef struct {
    char            state;	/* scrollbar state */
    char            init;	/* scrollbar has been initialised */
    short           beg;	/* slider sub-window begin height */
    short           end;	/* slider sub-window end height */
    short           top;	/* slider top position */
    short           bot;	/* slider bottom position */
    short           style;	/* style: rxvt, xterm, next */
    short           width;	/* scrollbar width */
    Window          win;
    int             (*update)(struct rxvt_vars *, int, int, int, int);

	GC				gc;
# ifdef BACKGROUND_IMAGE
	Pixmap			pixmap;
# endif
# ifdef RXVT_SCROLLBAR
	unsigned long	rxvt_fg;
	unsigned long	rxvt_bg;
	unsigned long	rxvt_topshadow;
	unsigned long	rxvt_botshadow;
# endif
# ifdef XTERM_SCROLLBAR
	unsigned long	xterm_fg;
	unsigned long	xterm_bg;
	unsigned long	xterm_shadow;
# endif
# ifdef PLAIN_SCROLLBAR
	unsigned long	plain_fg;
	unsigned long	plain_bg;
# endif
# ifdef NEXT_SCROLLBAR
	unsigned long	next_fg;	/* black */
	unsigned long	next_bg;	/* gray */
	unsigned long	next_white;
	unsigned long	next_dark;
	GC				next_stippleGC;
    Pixmap			next_dimple, 
					next_upArrow,
					next_upArrowHi,
					next_downArrow,
					next_downArrowHi;
# endif
# ifdef SGI_SCROLLBAR
	unsigned long	sgi_fg;		/* medium */
	unsigned long	sgi_bg;		/* light */
	unsigned long	sgi_black;
	unsigned long	sgi_white;
	unsigned long	sgi_lmedium;
	unsigned long	sgi_dark;
	unsigned long	sgi_vdark;
	GC				sgi_stippleGC;
    Pixmap			sgi_dimple, 
					sgi_upArrow,
					sgi_upArrowHi,
					sgi_upArrowLow,