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mc/edit/edit-impl.h
Andrew Borodin 41989bd0c6 Implemented display of actual shortcuts in main menu. 
Many shortcuts are not defined in keymap file and therefore
not displayed in menu.

Editor menu is not reimplemented yet.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
2009-10-26 16:15:31 +03:00

332 строки
11 KiB
C
Исходник Ответственный История

/* edit.h - editor private API
Copyright (C) 1996, 1997, 2009 Free Software Foundation, Inc.
Authors: 1996, 1997 Paul Sheer
2009 Andrew Borodin
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., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
/** \file edit-impl.h
* \brief Header: editor low level data handling and cursor fundamentals
* \author Paul Sheer
* \date 1996, 1997
*/
#ifndef MC_EDIT_IMPL_H
#define MC_EDIT_IMPL_H
#include <stdio.h>
#include "../src/dialog.h" /* cb_ret_t */
#include "../edit/edit.h"
#define SEARCH_DIALOG_OPTION_NO_SCANF (1 << 0)
#define SEARCH_DIALOG_OPTION_NO_REGEX (1 << 1)
#define SEARCH_DIALOG_OPTION_NO_CASE (1 << 2)
#define SEARCH_DIALOG_OPTION_BACKWARDS (1 << 3)
#define SEARCH_DIALOG_OPTION_BOOKMARK (1 << 4)
#define EDIT_KEY_EMULATION_NORMAL 0
#define EDIT_KEY_EMULATION_EMACS 1
#define EDIT_KEY_EMULATION_USER 2
#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 EDIT_TEXT_HORIZONTAL_OFFSET 0
#define EDIT_TEXT_VERTICAL_OFFSET 1
#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
/*
* The editor keeps data in two arrays of buffers.
* All buffers have the same size, which must be a power of 2.
*/
/* Configurable: log2 of the buffer size in bytes */
#ifndef S_EDIT_BUF_SIZE
#define S_EDIT_BUF_SIZE 16
#endif
/* Size of the buffer */
#define EDIT_BUF_SIZE (((off_t) 1) << S_EDIT_BUF_SIZE)
/* Buffer mask (used to find cursor position relative to the buffer) */
#define M_EDIT_BUF_SIZE (EDIT_BUF_SIZE - 1)
/*
* Configurable: Maximal allowed number of buffers in each buffer array.
* This number can be increased for systems with enough physical memory.
*/
#ifndef MAXBUFF
#define MAXBUFF 1024
#endif
/* Maximal length of file that can be opened */
#define SIZE_LIMIT (EDIT_BUF_SIZE * (MAXBUFF - 2))
/* Initial size of the undo stack, in bytes */
#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 DELCHAR 603
#define BACKSPACE 604
#define STACK_BOTTOM 605
#define CURS_LEFT_LOTS 606
#define CURS_RIGHT_LOTS 607
#define COLUMN_ON 608
#define COLUMN_OFF 609
#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)
/* max count stack files */
#define MAX_HISTORY_MOVETO 50
#define LINE_STATE_WIDTH 8
typedef struct edit_stack_type {
long line;
char *filename;
} edit_stack_type;
struct macro {
short command;
short ch;
};
/* type for file which is currently being edited */
typedef enum {
EDIT_FILE_COMMON = 0,
EDIT_FILE_SYNTAX = 1,
EDIT_FILE_MENU = 2
} edit_current_file_t;
/* line breaks */
typedef enum {
LB_ASIS = 0,
LB_UNIX,
LB_WIN,
LB_MAC
} LineBreaks;
#define LB_NAMES (LB_MAC + 1)
struct WMenuBar;
extern const char VERTICAL_MAGIC[5];
/* if enable_show_tabs_tws ==1 then use visible_tab visible_tws */
extern int enable_show_tabs_tws;
int edit_drop_hotkey_menu (WEdit *e, int key);
void edit_menu_cmd (WEdit *e);
void edit_init_menu (struct WMenuBar *menubar);
cb_ret_t edit_menu_execute (int command);
void edit_reload_menu (void);
void menu_save_mode_cmd (void);
int edit_translate_key (WEdit *edit, long x_key, int *cmd, int *ch);
int edit_get_byte (WEdit * edit, long byte_index);
char *edit_get_byte_ptr (WEdit * edit, long byte_index);
char *edit_get_buf_ptr (WEdit * edit, long byte_index);
int edit_get_utf (WEdit * edit, long byte_index, int *char_width);
int edit_get_prev_utf (WEdit * edit, long byte_index, int *char_width);
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);
void edit_move_up (WEdit * edit, unsigned long i, int scroll);
void edit_move_down (WEdit * edit, int i, int scroll);
void edit_move_to_prev_col (WEdit *edit, long p);
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_find_bracket (WEdit * edit);
int edit_reload_line (WEdit *edit, const char *filename, long line);
void edit_block_copy_cmd (WEdit * edit);
void edit_block_move_cmd (WEdit * edit);
int edit_block_delete_cmd (WEdit * edit);
void edit_delete_line (WEdit * edit);
void insert_spaces_tab (WEdit * edit, int half);
int edit_delete (WEdit * edit, const int byte_delete);
void edit_insert (WEdit * edit, int c);
void edit_cursor_move (WEdit * edit, long increment);
void edit_move_block_to_right (WEdit * edit);
void edit_move_block_to_left (WEdit * edit);
void edit_push_action (WEdit * edit, long c, ...);
void edit_push_key_press (WEdit * edit);
void edit_insert_ahead (WEdit * edit, int c);
long edit_write_stream (WEdit * edit, FILE * f);
char *edit_get_write_filter (const char *writename, const char *filename);
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, long line);
int edit_clean (WEdit * edit);
int edit_ok_to_exit (WEdit *edit);
int edit_renew (WEdit * edit);
int edit_new_cmd (WEdit * edit);
int edit_reload (WEdit *edit, const char *filename);
int edit_load_cmd (WEdit * edit, edit_current_file_t what);
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_replace_cmd (WEdit * edit, int again);
void edit_search_cmd (WEdit * edit, int again);
void edit_complete_word_cmd (WEdit * edit);
void edit_get_match_keyword_cmd (WEdit *edit);
int edit_save_block (WEdit * edit, const char *filename, long start, long finish);
int edit_save_block_cmd (WEdit * edit);
int edit_insert_file_cmd (WEdit * edit);
void edit_insert_column_of_text (WEdit * edit, unsigned char *data, int size, int width);
int edit_insert_column_of_text_from_file (WEdit * edit, int file);
int edit_insert_file (WEdit * edit, const char *filename);
int edit_load_back_cmd (WEdit * edit);
int edit_load_forward_cmd (WEdit * edit);
void edit_block_process_cmd (WEdit * edit, const char *shell_cmd, int block);
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);
void edit_execute_key_command (WEdit *edit, int command,
int char_for_insertion);
void edit_update_screen (WEdit * edit);
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);
int edit_sort_cmd (WEdit * edit);
int edit_ext_cmd (WEdit * edit);
void edit_help_cmd (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_select_codepage_cmd (WEdit *edit);
void edit_insert_literal_cmd (WEdit *edit);
void edit_execute_macro_cmd (WEdit *edit);
void edit_begin_end_macro_cmd(WEdit *edit);
void edit_paste_from_history (WEdit *edit);
void edit_set_filename (WEdit *edit, const char *name);
void edit_load_syntax (WEdit * edit, char ***pnames, const char *type);
void edit_free_syntax_rules (WEdit * edit);
void edit_get_syntax_color (WEdit * edit, long byte_index, int *color);
void book_mark_insert (WEdit * edit, int line, int c);
int book_mark_query_color (WEdit * edit, int line, int c);
int book_mark_query_all (WEdit * edit, int line, int *c);
struct _book_mark *book_mark_find (WEdit * edit, int line);
int book_mark_clear (WEdit * edit, int line, int c);
void book_mark_flush (WEdit * edit, int c);
void book_mark_inc (WEdit * edit, int line);
void book_mark_dec (WEdit * edit, int line);
int line_is_blank (WEdit *edit, long line);
int edit_indent_width (WEdit *edit, long p);
void edit_insert_indent (WEdit *edit, int indent);
void edit_options_dialog (void);
void edit_syntax_dialog (void);
void edit_mail_dialog (WEdit *edit);
void format_paragraph (WEdit *edit, int force);
/* either command or char_for_insertion must be passed as -1 */
void edit_execute_cmd (WEdit *edit, int command, int char_for_insertion);
#define get_sys_error(s) (s)
#define edit_error_dialog(h,s) query_dialog (h, s, D_ERROR, 1, _("&Dismiss"))
#define edit_query_dialog2(h,t,a,b) query_dialog (h, t, D_NORMAL, 2, a, b)
#define edit_query_dialog3(h,t,a,b,c) query_dialog (h, t, D_NORMAL, 3, a, b, c)
#define color_palette(x) win->color[x].pixel
#define NUM_SELECTION_HISTORY 64
#ifndef MAX_PATH_LEN
#ifdef PATH_MAX
#define MAX_PATH_LEN PATH_MAX
#else
#define MAX_PATH_LEN 1024
#endif
#endif
extern int edit_stack_iterator;
extern edit_stack_type edit_history_moveto [MAX_HISTORY_MOVETO];
extern WEdit *wedit;
extern struct WMenuBar *edit_menubar;
extern int option_line_state_width;
typedef enum {
EDIT_QUICK_SAVE = 0,
EDIT_SAFE_SAVE,
EDIT_DO_BACKUP
} edit_save_mode_t;
extern int option_max_undo;
extern int option_auto_syntax;
extern char *option_syntax_type;
extern int editor_option_check_nl_at_eof;
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 const char *option_whole_chars_search;
extern int search_create_bookmark;
extern int column_highlighting;
#endif /* MC_EDIT_IMPL_H */
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