rxvt.h

rxvt经典的linux下的终端.小巧实用

/*
 * $Id: rxvt.h,v 1.163 2003/03/07 01:00:32 gcw Exp $
 */

#ifndef _RXVT_H_		/* include once only */
#define _RXVT_H_

#include "rxvtlib.h"

#include "feature.h"

#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/keysymdef.h>
#include <X11/Xatom.h>

/*
 *****************************************************************************
 * SYSTEM HACKS
 *****************************************************************************
 */
/* Consistent defines - please report on the necessity
 * @ Unixware: defines (__svr4__)
 */
#if defined (SVR4) && !defined (__svr4__)
# define __svr4__
#endif
#if defined (sun) && !defined (__sun__)
# define __sun__
#endif


#ifndef HAVE_XPOINTER
typedef char   *XPointer;
#endif

#ifdef HAVE_TERMIOS_H
# include <termios.h>
typedef struct termios ttymode_t;
#else
# include <sgtty.h>
typedef struct {
    struct sgttyb   sg;
    struct tchars   tc;
    struct ltchars  lc;
    int             line;
    int             local;
} ttymode_t;
#endif

#ifdef GREEK_SUPPORT
# include "grkelot.h"
#endif
#ifdef XPM_BACKGROUND
# ifdef XPM_INC_X11
#  include <X11/xpm.h>
# else
#  include <xpm.h>
# endif
#endif

#ifndef STDIN_FILENO
# define STDIN_FILENO	0
# define STDOUT_FILENO	1
# define STDERR_FILENO	2
#endif

#if defined(HAVE_GRANTPT) && defined(HAVE_UNLOCKPT)
# if defined(PTYS_ARE_GETPT) || defined(PTYS_ARE_PTMX)
#  define NO_SETOWNER_TTYDEV
# endif
#endif
#if defined(__CYGWIN32__) || defined(PTYS_ARE_OPENPTY)
# define NO_SETOWNER_TTYDEV
#endif

/*
 *****************************************************************************
 * STRUCTURES AND TYPEDEFS
 *****************************************************************************
 */
struct rxvt_vars;		/* Later REDEFINED and typedef'd to rxvt_t */
struct rxvt_hidden;
struct grwin_t;


/* Sanitize menubar info */
#ifndef MENUBAR
# undef MENUBAR_MAX
#endif
#ifndef MENUBAR_MAX
# define MENUBAR_MAX	0
#endif

/* If we're using either the rxvt scrollbar or menu bars, keep the
 * scrollColor resource.
 */
#if defined(RXVT_SCROLLBAR) || defined(MENUBAR)
# define KEEP_SCROLLCOLOR 1
#else
# undef KEEP_SCROLLCOLOR
#endif

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

/*
 * the 'essential' information for reporting Mouse Events
 * pared down from XButtonEvent
 */
struct mouse_event {
    int             clicks;
    Time            time;	/* milliseconds */
    unsigned int    state;	/* key or button mask */
    unsigned int    button;	/* detail */
};

#ifndef min
# define min(a,b)	(((a) < (b)) ? (a) : (b))
# define max(a,b)	(((a) > (b)) ? (a) : (b))
#endif

#define MAX_IT(current, other)	if ((other) > (current)) (current) = (other)
#define MIN_IT(current, other)	if ((other) < (current)) (current) = (other)
#define SWAP_IT(one, two, typeof)					\
    do {								\
	typeof          swapittmp;					\
	(swapittmp) = (one); (one) = (two); (two) = (swapittmp);	\
    } while (/* CONSTCOND */ 0)
#define BOUND_POSITIVE_INT16(val)			\
    (int16_t)((val) <= 0				\
	      ? 0					\
	      : min((val), (((u_int16_t)-1)>>1)))

/*
 *****************************************************************************
 * NORMAL DEFINES
 *****************************************************************************
 */

#if defined (NO_OLD_SELECTION) && defined(NO_NEW_SELECTION)
# error if you disable both selection styles, how can you select, silly?
#endif

#define APL_CLASS	"XTerm"	/* class name */
#define APL_SUBCLASS	"Rxvt"	/* also check resources under this name */
#define APL_NAME	"rxvt"	/* normal name */

/* COLORTERM, TERM environment variables */
#define COLORTERMENV	"rxvt"
#ifdef XPM_BACKGROUND
# define COLORTERMENVFULL COLORTERMENV "-xpm"
#else
# define COLORTERMENVFULL COLORTERMENV
#endif
#ifndef TERMENV
# define TERMENV	"xterm"
#endif

#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
# define NO_MOUSE_REPORT_SCROLLBAR
#endif

#ifdef NO_RESOURCES
# undef USE_XGETDEFAULT
#endif

/* now look for other badly set stuff */

#if !defined (EACCESS) && defined(EAGAIN)
# define EACCESS EAGAIN
#endif

#ifndef EXIT_SUCCESS		/* missing from <stdlib.h> */
# define EXIT_SUCCESS		0	/* exit function success */
# define EXIT_FAILURE		1	/* exit function failure */
#endif

#define menuBar_esc		10
#define scrollBar_esc		30
#define menuBar_margin		2	/* margin below text */

#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
# define HAVE_SCROLLBARS
#endif

/* width of scrollBar, menuBar shadow, must be 1 or 2 */
#ifdef HALFSHADOW
# define SHADOW 1
#else
# define SHADOW 2
#endif

#define R_SB_ALIGN_CENTRE	0
#define R_SB_ALIGN_TOP		1
#define R_SB_ALIGN_BOTTOM	2

#define R_SB_RXVT		0
#define R_SB_NEXT		1
#define R_SB_XTERM		2

#define SB_WIDTH_NEXT		19
#define SB_WIDTH_XTERM		15
#ifndef SB_WIDTH_RXVT
# define SB_WIDTH_RXVT		10
#endif

/*
 * NeXT scrollbar defines
 */
#define SB_PADDING		1
#define SB_BORDER_WIDTH		1
#define SB_BEVEL_WIDTH_UPPER_LEFT	1
#define SB_BEVEL_WIDTH_LOWER_RIGHT	2
#define SB_LEFT_PADDING		(SB_PADDING + SB_BORDER_WIDTH)
#define SB_MARGIN_SPACE		(SB_PADDING * 2)
#define SB_BUTTON_WIDTH		(SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
#define SB_BUTTON_HEIGHT	(SB_BUTTON_WIDTH)
#define SB_BUTTON_SINGLE_HEIGHT	(SB_BUTTON_HEIGHT + SB_PADDING)
#define SB_BUTTON_BOTH_HEIGHT	(SB_BUTTON_SINGLE_HEIGHT * 2)
#define SB_BUTTON_TOTAL_HEIGHT	(SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
#define SB_BUTTON_BEVEL_X	(SB_LEFT_PADDING)
#define SB_BUTTON_FACE_X	(SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
#define SB_THUMB_MIN_HEIGHT	(SB_BUTTON_WIDTH - (SB_PADDING * 2))
 /*
  *    +-------------+
  *    |             | <---< SB_PADDING
  *    | ::::::::::: |
  *    | ::::::::::: |
  *   '''''''''''''''''
  *   ,,,,,,,,,,,,,,,,,
  *    | ::::::::::: |
  *    | ::::::::::: |
  *    |  +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
  *    |  | :::::::: |
  *    |  V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
  *    | +---------+ |
  *    | | ......%%| |
  *    | | ......%%| |
  *    | | ..()..%%| |
  *    | | ......%%| |
  *    | | %%%%%%%%| |
  *    | +---------+ | <.........................
  *    |             | <---< SB_PADDING         :
  *    | +---------+ | <-+..........            :---< SB_BUTTON_TOTAL_HEIGHT
  *    | | ......%%| |   |         :            :
  *    | | ../\..%%| |   |---< SB_BUTTON_HEIGHT :
  *    | | %%%%%%%%| |   |         :            :
  *    | +---------+ | <-+         :            :
  *    |             |             :            :
  *    | +---------+ | <-+         :---< SB_BUTTON_BOTH_HEIGHT
  *    | | ......%%| |   |         :            :
  *    | | ..\/..%%| |   |         :            :
  *    | | %%%%%%%%| |   |---< SB_BUTTON_SINGLE_HEIGHT
  *    | +---------+ |   |         :            :
  *    |             |   |         :            :
  *    +-------------+ <-+.........:............:
  *    ^^|_________| :
  *    ||     |      :
  *    ||     +---< SB_BUTTON_WIDTH
  *    ||            :
  *    |+------< SB_PADDING
  *    |:            :
  *    +----< SB_BORDER_WIDTH
  *     :            :
  *     :............:
  *           |
  *           +---< SB_WIDTH_NEXT
  */

#define NO_REFRESH		0	/* Window not visible at all!        */
#define FAST_REFRESH		(1<<0)	/* Fully exposed window              */
#define SLOW_REFRESH		(1<<1)	/* Partially exposed window          */
#define SMOOTH_REFRESH		(1<<2)	/* Do sync'ing to make it smooth     */
#define REFRESH_BOUNDS		(1<<3)

#ifdef NO_SECONDARY_SCREEN
# define NSCREENS		0
#else
# define NSCREENS		1
#endif

#define IGNORE			0
#define SAVE			's'
#define RESTORE			'r'

/* special (internal) prefix for font commands */
#define FONT_CMD		'#'
#define FONT_DN			"#-"
#define FONT_UP			"#+"

/* flags for rxvt_scr_gotorc() */
#define C_RELATIVE		1	/* col movement is relative */
#define R_RELATIVE		2	/* row movement is relative */
#define RELATIVE		(R_RELATIVE|C_RELATIVE)

/* modes for rxvt_scr_insdel_chars(), rxvt_scr_insdel_lines() */
#define INSERT			-1	/* don't change these values */
#define DELETE			+1
#define ERASE			+2

/* modes for rxvt_scr_page() - scroll page. used by scrollbar window */
enum page_dirn {
    UP,
    DN,
    NO_DIR
};

/* arguments for rxvt_scr_change_screen() */
enum {
    PRIMARY = 0,
    SECONDARY
};

enum {
    SBYTE = 0,
    WBYTE
};


#define RS_None			0	/* Normal */

#if defined(TTY_256COLOR)
/* have at least 32 bits to use */
# define RS_fgMask		0x000001FFu	/* 512 colors */
# define RS_bgMask		0x0003FE00u	/* 512 colors */
# define RS_Bold		0x00040000u	/* bold */
# define RS_Blink		0x00080000u	/* blink */
# define RS_RVid		0x00100000u	/* reverse video */
# define RS_Uline		0x00200000u	/* underline */
# define RS_acsFont		0x00400000u	/* ACS graphics char set */
# define RS_ukFont		0x00800000u	/* UK character set */
#else
/* may only have 16 bits to use so squash them in */
# define RS_fgMask		0x0000001Fu	/* 32 colors */
# define RS_bgMask		0x000003E0u	/* 32 colors */
# define RS_Bold		0x00000400u	/* bold */
# define RS_Blink		0x00000800u	/* blink */
# define RS_RVid		0x00001000u	/* reverse video */
# define RS_Uline		0x00002000u	/* underline */
# define RS_acsFont		0x00004000u	/* ACS graphics char set */
# define RS_ukFont		0x00008000u	/* UK character set */
#endif

#ifdef MULTICHAR_SET
# define RS_multi0		0x10000000u	/* only multibyte characters */
# define RS_multi1		0x20000000u	/* multibyte 1st byte */
# define RS_multi2		(RS_multi0|RS_multi1)	/* multibyte 2nd byte */
# define RS_multiMask		(RS_multi0|RS_multi1)	/* multibyte mask */
# define IS_MULTI1(r)		(((r) & RS_multiMask) == RS_multi1)
# define IS_MULTI2(r)		(((r) & RS_multiMask) == RS_multi2)
#else
# define RS_multiMask		0
# define IS_MULTI1(r)		(0)
# define IS_MULTI2(r)		(0)
#endif

#define RS_fontMask		(RS_acsFont|RS_ukFont)
#define RS_baseattrMask		(RS_Bold|RS_Blink|RS_RVid|RS_Uline)
#define RS_attrMask		(RS_baseattrMask|RS_fontMask|RS_multiMask)

#define Sel_none		0	/* Not waiting */
#define Sel_normal		0x01	/* normal selection */
#define Sel_incr		0x02	/* incremental selection */
#define Sel_direct		0x00
#define Sel_Primary		0x01
#define Sel_Secondary		0x02
#define Sel_Clipboard		0x03
#define Sel_whereMask		0x0f
#define Sel_CompoundText	0x10	/* last request was Compound */

enum {
    C0_NUL = 0x00,
            C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
    C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
    C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
    C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1
}; 
#define CHAR_ST			0x9c	/* 0234 */

/*
 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
 * colour extensions by Christian W. Zuckschwerdt <[e-mail]>
 */
#define XTerm_name		0
#define XTerm_iconName		1
#define XTerm_title		2
#define XTerm_Color		4	/* change colors */
#define XTerm_Color_cursor	12	/* change actual 'Cursor' color */