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nano/nano.h

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/* $Id$ */
/**************************************************************************
* nano.h *
* *
* Copyright (C) 1999 Chris Allegretta *
* 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 1, 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. *
* *
**************************************************************************/
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifndef NANO_H
#define NANO_H 1
/* Macros for the flags int... */
#define SET(bit) flags |= bit
#define UNSET(bit) flags &= ~bit
#define ISSET(bit) (flags & bit)
#define TOGGLE(bit) flags ^= bit
#ifdef USE_SLANG /* Slang support enabled */
#include <slcurses.h>
#define KEY_DC 0x113
#elif defined(HAVE_NCURSES_H)
#include <ncurses.h>
#else /* Uh oh */
#include <curses.h>
#endif /* CURSES_H */
#ifdef HAVE_LIBINTL_H
#include <libintl.h>
#endif
#include "config.h"
#if !defined(HAVE_SNPRINTF) || !defined(HAVE_VSNPRINTF)
#include <glib.h>
# ifndef HAVE_SNPRINTF
# define snprintf g_snprintf
# endif
# ifndef HAVE_VSNPRINTF
# define vsnprintf g_vsnprintf
# endif
#endif
#define VERMSG "GNU nano " VERSION
#if defined(DISABLE_WRAPPING) && defined(DISABLE_JUSTIFY)
#define DISABLE_WRAPJUSTIFY 1
#endif
/* Structure types */
typedef struct filestruct {
char *data;
struct filestruct *next; /* Next node */
struct filestruct *prev; /* Previous node */
#ifdef ENABLE_MULTIBUFFER
struct filestruct *file; /* Current file */
int file_current_x; /* Current file's x-coordinate position */
int file_current_y; /* Current file's y-coordinate position */
int file_modified; /* Current file's modification status */
char *file_path; /* Current file's full path location */
int file_placewewant; /* Current file's place we want */
int file_totlines; /* Current file's total number of lines */
int file_totsize; /* Current file's total size */
#endif
long lineno; /* The line number */
} filestruct;
typedef struct shortcut {
int val; /* Actual sequence that generates the keystroke */
int altval; /* Alt key # for this function, or 0 for none */
int misc1; /* Other int functions we want bound */
int misc2;
int viewok; /* is this function legal in view mode? */
int (*func) (void); /* Function to call when we catch this key */
char *desc; /* Description, e.g. "Page Up" */
char *help; /* Help file entry text */
} shortcut;
typedef struct toggle {
int val; /* Sequence to toggle the key. Should only need 1 */
char *desc; /* Description for when toggle is, uh, toggled,
e.g. "Pico Messages"; we'll append Enabled or
Disabled */
int flag; /* What flag actually gets toggled */
char override_ch; /* The character to display on the help screen,
if it isn't NULL */
} toggle;
#ifdef ENABLE_NANORC
typedef struct rcoption {
char *name;
int flag;
} rcoption;
#endif /* ENABLE_NANORC */
/* Bitwise flags so we can save space (or more correctly, not waste it) */
#define MODIFIED (1<<0)
#define KEEP_CUTBUFFER (1<<1)
#define CASE_SENSITIVE (1<<2)
#define MARK_ISSET (1<<3)
#define CONSTUPDATE (1<<4)
#define NO_HELP (1<<5)
#define PICO_MODE (1<<6)
#define FOLLOW_SYMLINKS (1<<7)
#define SUSPEND (1<<8)
#define NO_WRAP (1<<9)
#define AUTOINDENT (1<<10)
#define SAMELINEWRAP (1<<11)
#define VIEW_MODE (1<<12)
#define USE_MOUSE (1<<13)
#define USE_REGEXP (1<<14)
#define REGEXP_COMPILED (1<<15)
#define TEMP_OPT (1<<16)
#define CUT_TO_END (1<<17)
#define REVERSE_SEARCH (1<<18)
#define MULTIBUFFER (1<<19)
#define CLEAR_BACKUPSTRING (1<<20)
#define DOS_FILE (1<<21)
#define MAC_FILE (1<<22)
#define SMOOTHSCROLL (1<<23)
/* Control key sequences, changing these would be very very bad */
#define NANO_CONTROL_A 1
#define NANO_CONTROL_B 2
#define NANO_CONTROL_C 3
#define NANO_CONTROL_D 4
#define NANO_CONTROL_E 5
#define NANO_CONTROL_F 6
#define NANO_CONTROL_G 7
#define NANO_CONTROL_H 8
#define NANO_CONTROL_I 9
#define NANO_CONTROL_J 10
#define NANO_CONTROL_K 11
#define NANO_CONTROL_L 12
#define NANO_CONTROL_M 13
#define NANO_CONTROL_N 14
#define NANO_CONTROL_O 15
#define NANO_CONTROL_P 16
#define NANO_CONTROL_Q 17
#define NANO_CONTROL_R 18
#define NANO_CONTROL_S 19
#define NANO_CONTROL_T 20
#define NANO_CONTROL_U 21
#define NANO_CONTROL_V 22
#define NANO_CONTROL_W 23
#define NANO_CONTROL_X 24
#define NANO_CONTROL_Y 25
#define NANO_CONTROL_Z 26
#define NANO_CONTROL_4 28
#define NANO_CONTROL_5 29
#define NANO_CONTROL_6 30
#define NANO_CONTROL_7 31
#define NANO_ALT_A 'a'
#define NANO_ALT_B 'b'
#define NANO_ALT_C 'c'
#define NANO_ALT_D 'd'
#define NANO_ALT_E 'e'
#define NANO_ALT_F 'f'
#define NANO_ALT_G 'g'
#define NANO_ALT_H 'h'
#define NANO_ALT_I 'i'
#define NANO_ALT_J 'j'
#define NANO_ALT_K 'k'
#define NANO_ALT_L 'l'
#define NANO_ALT_M 'm'
#define NANO_ALT_N 'n'
#define NANO_ALT_O 'o'
#define NANO_ALT_P 'p'
#define NANO_ALT_Q 'q'
#define NANO_ALT_R 'r'
#define NANO_ALT_S 's'
#define NANO_ALT_T 't'
#define NANO_ALT_U 'u'
#define NANO_ALT_V 'v'
#define NANO_ALT_W 'w'
#define NANO_ALT_X 'x'
#define NANO_ALT_Y 'y'
#define NANO_ALT_Z 'z'
#define NANO_ALT_LCARAT ','
#define NANO_ALT_RCARAT '.'
#define NANO_ALT_BRACKET ']'
/* Some semi-changeable keybindings; don't play with unless you're sure you
know what you're doing */
#define NANO_INSERTFILE_KEY NANO_CONTROL_R
#define NANO_INSERTFILE_FKEY KEY_F(5)
#define NANO_EXIT_KEY NANO_CONTROL_X
#define NANO_EXIT_FKEY KEY_F(2)
#define NANO_WRITEOUT_KEY NANO_CONTROL_O
#define NANO_WRITEOUT_FKEY KEY_F(3)
#define NANO_GOTO_KEY NANO_CONTROL_7
#define NANO_GOTO_FKEY KEY_F(13)
#define NANO_ALT_GOTO_KEY NANO_ALT_G
#define NANO_HELP_KEY NANO_CONTROL_G
#define NANO_HELP_FKEY KEY_F(1)
#define NANO_WHEREIS_KEY NANO_CONTROL_W
#define NANO_WHEREIS_FKEY KEY_F(6)
#define NANO_REPLACE_KEY NANO_CONTROL_4
#define NANO_REPLACE_FKEY KEY_F(14)
#define NANO_ALT_REPLACE_KEY NANO_ALT_R
#define NANO_OTHERSEARCH_KEY NANO_CONTROL_R
#define NANO_PREVPAGE_KEY NANO_CONTROL_Y
#define NANO_PREVPAGE_FKEY KEY_F(7)
#define NANO_NEXTPAGE_KEY NANO_CONTROL_V
#define NANO_NEXTPAGE_FKEY KEY_F(8)
#define NANO_CUT_KEY NANO_CONTROL_K
#define NANO_CUT_FKEY KEY_F(9)
#define NANO_UNCUT_KEY NANO_CONTROL_U
#define NANO_UNCUT_FKEY KEY_F(10)
#define NANO_CURSORPOS_KEY NANO_CONTROL_C
#define NANO_CURSORPOS_FKEY KEY_F(11)
#define NANO_SPELL_KEY NANO_CONTROL_T
#define NANO_SPELL_FKEY KEY_F(12)
#define NANO_FIRSTLINE_KEY NANO_PREVPAGE_KEY
#define NANO_LASTLINE_KEY NANO_NEXTPAGE_KEY
#define NANO_CANCEL_KEY NANO_CONTROL_C
#define NANO_REFRESH_KEY NANO_CONTROL_L
#define NANO_JUSTIFY_KEY NANO_CONTROL_J
#define NANO_JUSTIFY_FKEY KEY_F(4)
#define NANO_UNJUSTIFY_KEY NANO_CONTROL_U
#define NANO_UP_KEY NANO_CONTROL_P
#define NANO_DOWN_KEY NANO_CONTROL_N
#define NANO_FORWARD_KEY NANO_CONTROL_F
#define NANO_BACK_KEY NANO_CONTROL_B
#define NANO_MARK_KEY NANO_CONTROL_6
#define NANO_HOME_KEY NANO_CONTROL_A
#define NANO_END_KEY NANO_CONTROL_E
#define NANO_DELETE_KEY NANO_CONTROL_D
#define NANO_BACKSPACE_KEY NANO_CONTROL_H
#define NANO_TAB_KEY NANO_CONTROL_I
#define NANO_SUSPEND_KEY NANO_CONTROL_Z
#define NANO_ENTER_KEY NANO_CONTROL_M
#define NANO_FROMSEARCHTOGOTO_KEY NANO_CONTROL_T
#define NANO_TOFILES_KEY NANO_CONTROL_T
#define NANO_APPEND_KEY NANO_ALT_A
#define NANO_OPENPREV_KEY NANO_ALT_LCARAT
#define NANO_OPENNEXT_KEY NANO_ALT_RCARAT
#define NANO_BRACKET_KEY NANO_ALT_BRACKET
#define TOGGLE_CONST_KEY NANO_ALT_C
#define TOGGLE_AUTOINDENT_KEY NANO_ALT_I
#define TOGGLE_SUSPEND_KEY NANO_ALT_Z
#define TOGGLE_NOHELP_KEY NANO_ALT_X
#define TOGGLE_PICOMODE_KEY NANO_ALT_P
#define TOGGLE_MOUSE_KEY NANO_ALT_M
#define TOGGLE_CUTTOEND_KEY NANO_ALT_K
#define TOGGLE_REGEXP_KEY NANO_ALT_E
#define TOGGLE_WRAP_KEY NANO_ALT_W
#define TOGGLE_BACKWARDS_KEY NANO_ALT_B
#define TOGGLE_CASE_KEY NANO_ALT_A
#define TOGGLE_LOAD_KEY NANO_ALT_F
#define TOGGLE_DOS_KEY NANO_ALT_D
#define TOGGLE_MAC_KEY NANO_ALT_O
#define TOGGLE_SMOOTH_KEY NANO_ALT_S
/* Toggle stuff, these static lengths need to go away RSN */
#ifndef HAVE_REGEX_H
#define NO_REGEX 1
#else
#define NO_REGEX 0
#endif
#ifdef DISABLE_BROWSER
#define NO_BROWSER 1
#else
#define NO_BROWSER 0
#endif
#ifdef NANO_SMALL
#ifdef HAVE_REGEX_H
#define NO_TOGGLES 3
#else
#define NO_TOGGLES 2
#endif /* HAVE_REGEX_H */
#else
#define NO_TOGGLES 0
#endif /* NANO_SMALL */
#ifdef ENABLE_MULTIBUFFER
#define MULTI_TOGGLES 3
#else
#define MULTI_TOGGLES 0
#endif
#define WHEREIS_LIST_LEN (8 - NO_REGEX - NO_TOGGLES)
#define REPLACE_LIST_LEN (8 - NO_REGEX - NO_TOGGLES)
#define TOGGLE_LEN (14 - NO_REGEX + MULTI_TOGGLES)
#define WRITEFILE_LIST_LEN (3 - NO_BROWSER)
#define INSERTFILE_LIST_LEN (2 - NO_BROWSER)
#define BROWSER_LIST_LEN 4
#define MAIN_LIST_LEN 27
#define MAIN_VISIBLE 12
#define REPLACE_LIST_2_LEN 3
#define GOTO_LIST_LEN 3
#define GOTODIR_LIST_LEN 1
#define HELP_LIST_LEN 3
#define SPELL_LIST_LEN 1
#define VIEW 1
#define NOVIEW 0
#define NONE 3
#define TOP 2
#define CENTER 1
#define BOTTOM 0
/* Minimum editor window rows required for Nano to work correctly */
#define MIN_EDITOR_ROWS 3
/* Default number of characters from end-of-line where text wrapping occurs */
#define CHARS_FROM_EOL 8
/* Minimum fill length (space available for text before wrapping occurs) */
#define MIN_FILL_LENGTH 10
/* Color specific defines */
#ifdef ENABLE_COLOR
typedef struct colorstruct {
int fg;
int bg;
int bold;
int set;
} colorstruct;
#define FIRST_COLORNUM 16
#define COLOR_TITLEBAR 16
#define COLOR_BOTTOMBARS 17
#define COLOR_STATUSBAR 18
#define COLOR_TEXT 19
#define COLOR_MARKER 20
#define NUM_NCOLORS 5
#endif /* ENABLE_COLOR */
#endif /* ifndef NANO_H */
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