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reactos/rosapps/mc/edit/edit.h
Steven Edwards e5c0c7185e Midnight Commander for Win32 
svn path=/trunk/; revision=2456
2001-12-30 10:02:14 +00:00

633 lines
19 KiB
C
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#ifndef __EDIT_H
#define __EDIT_H
#ifdef MIDNIGHT
#ifdef HAVE_SLANG
#define HAVE_SYNTAXH 1
#endif
# include <stdio.h>
# include <stdarg.h>
# include <sys/types.h>
# ifdef HAVE_UNISTD_H
# include <unistd.h>
# endif
# include <string.h>
# include "../src/tty.h"
# include <sys/stat.h>
# include <errno.h>
# ifdef HAVE_FCNTL_H
# include <fcntl.h>
# endif
# include <stdlib.h>
# include <malloc.h>
#else /* ! MIDNIGHT */
# include "global.h"
# include <stdio.h>
# include <stdarg.h>
# include <sys/types.h>
# ifdef HAVE_UNISTD_H
# include <unistd.h>
# endif
# include <my_string.h>
# include <sys/stat.h>
# ifdef HAVE_FCNTL_H
# include <fcntl.h>
# endif
# include <stdlib.h>
# include <stdarg.h>
# if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
# else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
# endif
# include "regex.h"
#endif
#ifndef MIDNIGHT
# include <signal.h>
# include <X11/Xlib.h>
# include <X11/Xutil.h>
# include <X11/Xresource.h>
# include "lkeysym.h"
# include "coolwidget.h"
# include "app_glob.c"
# include "coollocal.h"
# include "stringtools.h"
#else
# include "../src/main.h" /* for char *shell */
# include "../src/mad.h"
# include "../src/dlg.h"
# include "../src/widget.h"
# include "../src/color.h"
# include "../src/dialog.h"
# include "../src/mouse.h"
# include "../src/global.h"
# include "../src/help.h"
# include "../src/key.h"
# include "../src/wtools.h" /* for QuickWidgets */
# include "../src/win.h"
# include "../vfs/vfs.h"
# include "../src/menu.h"
# include "../src/regex.h"
# define WANT_WIDGETS
# define WIDGET_COMMAND (WIDGET_USER + 10)
# define N_menus 5
#endif
#define SEARCH_DIALOG_OPTION_NO_SCANF 1
#define SEARCH_DIALOG_OPTION_NO_REGEX 2
#define SEARCH_DIALOG_OPTION_NO_CASE 4
#define SEARCH_DIALOG_OPTION_BACKWARDS 8
#define SYNTAX_FILE "/.cedit/syntax"
#define CLIP_FILE "/.cedit/cooledit.clip"
#define MACRO_FILE "/.cedit/cooledit.macros"
#define BLOCK_FILE "/.cedit/cooledit.block"
#define ERROR_FILE "/.cedit/cooledit.error"
#define TEMP_FILE "/.cedit/cooledit.temp"
#define SCRIPT_FILE "/.cedit/cooledit.script"
#define EDIT_DIR "/.cedit"
#define EDIT_KEY_EMULATION_NORMAL 0
#define EDIT_KEY_EMULATION_EMACS 1
#define REDRAW_LINE (1 << 0)
#define REDRAW_LINE_ABOVE (1 << 1)
#define REDRAW_LINE_BELOW (1 << 2)
#define REDRAW_AFTER_CURSOR (1 << 3)
#define REDRAW_BEFORE_CURSOR (1 << 4)
#define REDRAW_PAGE (1 << 5)
#define REDRAW_IN_BOUNDS (1 << 6)
#define REDRAW_CHAR_ONLY (1 << 7)
#define REDRAW_COMPLETELY (1 << 8)
#define MOD_ABNORMAL (1 << 0)
#define MOD_UNDERLINED (1 << 1)
#define MOD_BOLD (1 << 2)
#define MOD_HIGHLIGHTED (1 << 3)
#define MOD_MARKED (1 << 4)
#define MOD_ITALIC (1 << 5)
#define MOD_CURSOR (1 << 6)
#define MOD_INVERSE (1 << 7)
#ifndef MIDNIGHT
# define EDIT_TEXT_HORIZONTAL_OFFSET 4
# define EDIT_TEXT_VERTICAL_OFFSET 3
#else
# define EDIT_TEXT_HORIZONTAL_OFFSET 0
# define EDIT_TEXT_VERTICAL_OFFSET 1
# define FONT_OFFSET_X 0
# define FONT_OFFSET_Y 0
#endif
#define EDIT_RIGHT_EXTREME option_edit_right_extreme
#define EDIT_LEFT_EXTREME option_edit_left_extreme
#define EDIT_TOP_EXTREME option_edit_top_extreme
#define EDIT_BOTTOM_EXTREME option_edit_bottom_extreme
#define MAX_MACRO_LENGTH 1024
/*there are a maximum of ... */
#define MAXBUFF 1024
/*... edit buffers, each of which is ... */
#define EDIT_BUF_SIZE 16384
/* ...bytes in size. */
/*x / EDIT_BUF_SIZE equals x >> ... */
#define S_EDIT_BUF_SIZE 14
/* x % EDIT_BUF_SIZE is equal to x && ... */
#define M_EDIT_BUF_SIZE 16383
#define SIZE_LIMIT (EDIT_BUF_SIZE * (MAXBUFF - 2))
/* Note a 16k stack is 64k of data and enough to hold (usually) around 10
pages of undo info. */
/* undo stack */
#define START_STACK_SIZE 32
/*some codes that may be pushed onto or returned from the undo stack: */
#define CURS_LEFT 601
#define CURS_RIGHT 602
#define DELETE 603
#define BACKSPACE 604
#define STACK_BOTTOM 605
#define CURS_LEFT_LOTS 606
#define CURS_RIGHT_LOTS 607
#define MARK_1 1000
#define MARK_2 700000000
#define KEY_PRESS 1400000000
/*Tabs spaces: (sofar only HALF_TAB_SIZE is used: */
#define TAB_SIZE option_tab_spacing
#define HALF_TAB_SIZE ((int) option_tab_spacing / 2)
struct macro {
short command;
short ch;
};
struct selection {
unsigned char * text;
int len;
};
#define RULE_CONTEXT 0x00FFF000UL
#define RULE_CONTEXT_SHIFT 12
#define RULE_WORD 0x00000FFFUL
#define RULE_WORD_SHIFT 0
#define RULE_ON_LEFT_BORDER 0x02000000UL
#define RULE_ON_RIGHT_BORDER 0x01000000UL
struct key_word {
char *keyword;
char first;
char last;
char *whole_word_chars_left;
char *whole_word_chars_right;
#define NO_COLOR ((unsigned long) -1);
int line_start;
int bg;
int fg;
};
struct context_rule {
int rule_number;
char *left;
char first_left;
char last_left;
char line_start_left;
char *right;
char first_right;
char last_right;
char line_start_right;
int single_char;
int between_delimiters;
char *whole_word_chars_left;
char *whole_word_chars_right;
unsigned char *conflicts;
char *keyword_first_chars;
char *keyword_last_chars;
/* first word is word[1] */
struct key_word **keyword;
};
struct editor_widget {
#ifdef MIDNIGHT
Widget widget;
#else
struct cool_widget *widget;
#endif
#define from_here num_widget_lines
int num_widget_lines;
int num_widget_columns;
#ifdef MIDNIGHT
int have_frame;
#else
int stopped;
#endif
char *filename; /* Name of the file */
char *dir; /* current directory */
/* dynamic buffers and curser position for editor: */
long curs1; /*position of the cursor from the beginning of the file. */
long curs2; /*position from the end of the file */
unsigned char *buffers1[MAXBUFF + 1]; /*all data up to curs1 */
unsigned char *buffers2[MAXBUFF + 1]; /*all data from end of file down to curs2 */
/* search variables */
long search_start; /* First character to start searching from */
int found_len; /* Length of found string or 0 if none was found */
long found_start; /* the found word from a search - start position */
/* display information */
long last_byte; /* Last byte of file */
long start_display; /* First char displayed */
long start_col; /* First displayed column, negative */
long max_column; /* The maximum cursor position ever reached used to calc hori scroll bar */
long curs_row; /*row position of curser on the screen */
long curs_col; /*column position on screen */
int force; /* how much of the screen do we redraw? */
unsigned char overwrite;
unsigned char modified; /*has the file been changed?: 1 if char inserted or
deleted at all since last load or save */
#ifdef MIDNIGHT
int delete_file; /* has the file been created in edit_load_file? Delete
it at end of editing when it hasn't been modified
or saved */
#endif
unsigned char highlight;
long prev_col; /*recent column position of the curser - used when moving
up or down past lines that are shorter than the current line */
long curs_line; /*line number of the cursor. */
long start_line; /*line nummber of the top of the page */
/* file info */
long total_lines; /*total lines in the file */
long mark1; /*position of highlight start */
long mark2; /*position of highlight end */
int column1; /*position of column highlight start */
int column2; /*position of column highlight end */
long bracket; /*position of a matching bracket */
/* undo stack and pointers */
unsigned long stack_pointer;
long *undo_stack;
unsigned long stack_size;
unsigned long stack_size_mask;
unsigned long stack_bottom;
struct stat stat;
/* syntax higlighting */
struct context_rule **rules;
long last_get_rule;
unsigned long rule;
char *syntax_type; /* description of syntax highlighting type being used */
int explicit_syntax; /* have we forced the syntax hi. type in spite of the filename? */
int to_here; /* dummy marker */
/* macro stuff */
int macro_i; /* -1 if not recording index to macro[] otherwise */
struct macro macro[MAX_MACRO_LENGTH];
};
typedef struct editor_widget WEdit;
#ifndef MIDNIGHT
void edit_render_expose (WEdit * edit, XExposeEvent * xexpose);
void edit_render_tidbits (struct cool_widget *w);
int eh_editor (CWidget * w, XEvent * xevent, CEvent * cwevent);
void edit_draw_menus (Window parent, int x, int y);
void edit_run_make (void);
void edit_change_directory (void);
int edit_man_page_cmd (WEdit * edit);
void edit_search_replace_dialog (Window parent, int x, int y, char **search_text, char **replace_text, char **arg_order, char *heading, int option);
void edit_search_dialog (WEdit * edit, char **search_text);
long edit_find (long search_start, unsigned char *exp, int *len, long last_byte, int (*get_byte) (void *, long), void *data);
void edit_set_foreground_colors (unsigned long normal, unsigned long bold, unsigned long italic);
void edit_set_background_colors (unsigned long normal, unsigned long abnormal, unsigned long marked, unsigned long marked_abnormal, unsigned long highlighted);
void edit_set_cursor_color (unsigned long c);
void draw_options_dialog (Window parent, int x, int y);
void CRefreshEditor (WEdit * edit);
void edit_set_user_command (void (*func) (WEdit *, int));
void edit_draw_this_line_proportional (WEdit * edit, long b, int curs_row, int start_column, int end_column);
unsigned char get_international_character (unsigned char key_press);
void edit_set_user_key_function (int (*user_def_key_func) (unsigned int, unsigned int, KeySym keysym));
#else
int edit_drop_hotkey_menu (WEdit * e, int key);
void edit_menu_cmd (WEdit * e);
void edit_init_menu_emacs (void);
void edit_init_menu_normal (void);
void edit_done_menu (void);
int edit_raw_key_query (char *heading, char *query, int cancel);
char *strcasechr (const unsigned char *s, int c);
int edit (const char *_file, int line);
int edit_translate_key (WEdit * edit, unsigned int x_keycode, long x_key, int x_state, int *cmd, int *ch);
#endif
int edit_get_byte (WEdit * edit, long byte_index);
char *edit_get_buffer_as_text (WEdit * edit);
int edit_load_file (WEdit * edit, const char *filename, const char *text, unsigned long text_size);
int edit_count_lines (WEdit * edit, long current, int upto);
long edit_move_forward (WEdit * edit, long current, int lines, long upto);
long edit_move_forward3 (WEdit * edit, long current, int cols, long upto);
long edit_move_backward (WEdit * edit, long current, int lines);
void edit_scroll_screen_over_cursor (WEdit * edit);
void edit_render_keypress (WEdit * edit);
void edit_scroll_upward (WEdit * edit, unsigned long i);
void edit_scroll_downward (WEdit * edit, int i);
void edit_scroll_right (WEdit * edit, int i);
void edit_scroll_left (WEdit * edit, int i);
int edit_get_col (WEdit * edit);
long edit_bol (WEdit * edit, long current);
long edit_eol (WEdit * edit, long current);
void edit_update_curs_row (WEdit * edit);
void edit_update_curs_col (WEdit * edit);
void edit_block_copy_cmd (WEdit * edit);
void edit_block_move_cmd (WEdit * edit);
int edit_block_delete_cmd (WEdit * edit);
int edit_delete (WEdit * edit);
void edit_insert (WEdit * edit, int c);
int edit_cursor_move (WEdit * edit, long increment);
void edit_push_action (WEdit * edit, long c,...);
void edit_push_key_press (WEdit * edit);
void edit_insert_ahead (WEdit * edit, int c);
int edit_save_file (WEdit * edit, const char *filename);
int edit_save_cmd (WEdit * edit);
int edit_save_confirm_cmd (WEdit * edit);
int edit_save_as_cmd (WEdit * edit);
WEdit *edit_init (WEdit * edit, int lines, int columns, const char *filename, const char *text, const char *dir, unsigned long text_size);
int edit_clean (WEdit * edit);
int edit_renew (WEdit * edit);
int edit_new_cmd (WEdit * edit);
int edit_reload (WEdit * edit, const char *filename, const char *text, const char *dir, unsigned long text_size);
int edit_load_cmd (WEdit * edit);
void edit_mark_cmd (WEdit * edit, int unmark);
void edit_set_markers (WEdit * edit, long m1, long m2, int c1, int c2);
void edit_push_markers (WEdit * edit);
void edit_quit_cmd (WEdit * edit);
void edit_replace_cmd (WEdit * edit, int again);
void edit_search_cmd (WEdit * edit, int again);
int edit_save_block_cmd (WEdit * edit);
int edit_insert_file_cmd (WEdit * edit);
int edit_insert_file (WEdit * edit, const char *filename);
void edit_block_process_cmd (WEdit * edit, const char *shell_cmd, int block);
char *catstrs (const char *first,...);
void edit_refresh_cmd (WEdit * edit);
void edit_date_cmd (WEdit * edit);
void edit_goto_cmd (WEdit * edit);
int eval_marks (WEdit * edit, long *start_mark, long *end_mark);
void edit_status (WEdit * edit);
int edit_execute_command (WEdit * edit, int command, int char_for_insertion);
int edit_execute_key_command (WEdit * edit, int command, int char_for_insertion);
void edit_update_screen (WEdit * edit);
int edit_printf (WEdit * e, const char *fmt,...);
int edit_print_string (WEdit * e, const char *s);
void edit_move_to_line (WEdit * e, long line);
void edit_move_display (WEdit * e, long line);
void edit_word_wrap (WEdit * edit);
unsigned char *edit_get_block (WEdit * edit, long start, long finish, int *l);
int edit_sort_cmd (WEdit * edit);
void edit_help_cmd (WEdit * edit);
void edit_left_word_move (WEdit * edit);
void edit_right_word_move (WEdit * edit);
void edit_get_selection (WEdit * edit);
int edit_save_macro_cmd (WEdit * edit, struct macro macro[], int n);
int edit_load_macro_cmd (WEdit * edit, struct macro macro[], int *n, int k);
void edit_delete_macro_cmd (WEdit * edit);
int edit_copy_to_X_buf_cmd (WEdit * edit);
int edit_cut_to_X_buf_cmd (WEdit * edit);
void edit_paste_from_X_buf_cmd (WEdit * edit);
void edit_paste_from_history (WEdit *edit);
void edit_split_filename (WEdit * edit, char *name);
#ifdef MIDNIGHT
#define CWidget Widget
#endif
void edit_set_syntax_change_callback (void (*callback) (CWidget *));
void edit_load_syntax (WEdit * edit, char **names, char *type);
void edit_free_syntax_rules (WEdit * edit);
void edit_get_syntax_color (WEdit * edit, long byte_index, int *fg, int *bg);
#ifdef MIDNIGHT
/* put OS2/NT/WIN95 defines here */
# ifdef OS2_NT
# define MY_O_TEXT O_TEXT
# else
# define MY_O_TEXT 0
# endif
# define FONT_PIX_PER_LINE 1
# define FONT_MEAN_WIDTH 1
# define get_sys_error(s) (s)
# define open mc_open
# define close(f) mc_close(f)
# define read(f,b,c) mc_read(f,b,c)
# define write(f,b,c) mc_write(f,b,c)
# define stat(f,s) mc_stat(f,s)
# define mkdir(s,m) mc_mkdir(s,m)
# define itoa MY_itoa
# define edit_get_load_file(d,f,h) input_dialog (h, _(" Enter file name: "), f)
# define edit_get_save_file(d,f,h) input_dialog (h, _(" Enter file name: "), f)
# define CMalloc(x) malloc(x)
# define set_error_msg(s) edit_init_error_msg = strdup(s)
# ifdef _EDIT_C
# define edit_error_dialog(h,s) set_error_msg(s)
char *edit_init_error_msg = NULL;
# else /* ! _EDIT_C */
# define edit_error_dialog(h,s) query_dialog (h, s, 0, 1, _("&Dismiss"))
# define edit_message_dialog(h,s) query_dialog (h, s, 0, 1, _("&Ok"))
extern char *edit_init_error_msg;
# endif /* ! _EDIT_C */
# define get_error_msg(s) edit_init_error_msg
# define edit_query_dialog2(h,t,a,b) query_dialog(h,t,0,2,a,b)
# define edit_query_dialog3(h,t,a,b,c) query_dialog(h,t,0,3,a,b,c)
# define edit_query_dialog4(h,t,a,b,c,d) query_dialog(h,t,0,4,a,b,c,d)
#else /* ! MIDNIGHT */
# define MY_O_TEXT 0
# define WIN_MESSAGES edit->widget->mainid, 20, 20
# define edit_get_load_file(d,f,h) CGetLoadFile(WIN_MESSAGES,d,f,h)
# define edit_get_save_file(d,f,h) CGetSaveFile(WIN_MESSAGES,d,f,h)
# define edit_error_dialog(h,t) CErrorDialog(WIN_MESSAGES,h,"%s",t)
# define edit_message_dialog(h,t) CMessageDialog(WIN_MESSAGES,0,h,"%s",t)
# define edit_query_dialog2(h,t,a,b) CQueryDialog(WIN_MESSAGES,h,t,a,b,0)
# define edit_query_dialog3(h,t,a,b,c) CQueryDialog(WIN_MESSAGES,h,t,a,b,c,0)
# define edit_query_dialog4(h,t,a,b,c,d) CQueryDialog(WIN_MESSAGES,h,t,a,b,c,d,0)
#endif /* ! MIDNIGHT */
extern char *home_dir;
#define NUM_SELECTION_HISTORY 32
#ifdef _EDIT_C
struct selection selection =
{0, 0};
int current_selection = 0;
/* Note: selection.text = selection_history[current_selection].text */
struct selection selection_history[NUM_SELECTION_HISTORY] =
{
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
{0, 0},
};
#ifdef MIDNIGHT
/*
what editor are we going to emulate? one of EDIT_KEY_EMULATION_NORMAL
or EDIT_KEY_EMULATION_EMACS
*/
int edit_key_emulation = EDIT_KEY_EMULATION_NORMAL;
#endif /* ! MIDNIGHT */
int option_word_wrap_line_length = 72;
int option_typewriter_wrap = 0;
int option_auto_para_formatting = 0;
int option_international_characters = 0;
int option_tab_spacing = 8;
int option_fill_tabs_with_spaces = 0;
int option_return_does_auto_indent = 1;
int option_backspace_through_tabs = 0;
int option_fake_half_tabs = 1;
int option_save_mode = 0;
int option_backup_ext_int = -1;
int option_find_bracket = 1;
int option_max_undo = 8192;
int option_editor_fg_normal = 26;
int option_editor_fg_bold = 8;
int option_editor_fg_italic = 10;
int option_edit_right_extreme = 0;
int option_edit_left_extreme = 0;
int option_edit_top_extreme = 0;
int option_edit_bottom_extreme = 0;
int option_editor_bg_normal = 1;
int option_editor_bg_abnormal = 0;
int option_editor_bg_marked = 2;
int option_editor_bg_marked_abnormal = 9;
int option_editor_bg_highlighted = 12;
int option_editor_fg_cursor = 18;
char *option_whole_chars_search = "0123456789abcdefghijklmnopqrstuvwxyz_";
char *option_whole_chars_move = "0123456789abcdefghijklmnopqrstuvwxyz_; ,[](){}";
char *option_backup_ext = "~";
#else /* ! _EDIT_C */
extern struct selection selection;
extern struct selection selection_history[];
extern int current_selection;
#ifdef MIDNIGHT
/*
what editor are we going to emulate? one of EDIT_KEY_EMULATION_NORMAL
or EDIT_KEY_EMULATION_EMACS
*/
extern int edit_key_emulation;
#endif /* ! MIDNIGHT */
extern int option_word_wrap_line_length;
extern int option_typewriter_wrap;
extern int option_auto_para_formatting;
extern int option_international_characters;
extern int option_tab_spacing;
extern int option_fill_tabs_with_spaces;
extern int option_return_does_auto_indent;
extern int option_backspace_through_tabs;
extern int option_fake_half_tabs;
extern int option_save_mode;
extern int option_backup_ext_int;
extern int option_find_bracket;
extern int option_max_undo;
extern int option_editor_fg_normal;
extern int option_editor_fg_bold;
extern int option_editor_fg_italic;
extern int option_edit_right_extreme;
extern int option_edit_left_extreme;
extern int option_edit_top_extreme;
extern int option_edit_bottom_extreme;
extern int option_editor_bg_normal;
extern int option_editor_bg_abnormal;
extern int option_editor_bg_marked;
extern int option_editor_bg_marked_abnormal;
extern int option_editor_bg_highlighted;
extern int option_editor_fg_cursor;
extern char *option_whole_chars_search;
extern char *option_whole_chars_move;
extern char *option_backup_ext;
extern int edit_confirm_save;
#endif /* ! _EDIT_C */
#endif /* __EDIT_H */
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