2 * \brief Header: editor widget WEdit
5 #ifndef MC__EDIT_WIDGET_H
6 #define MC__EDIT_WIDGET_H
8 #include "lib/search.h" /* mc_search_t */
9 #include "lib/widget.h" /* Widget */
11 #include "edit-impl.h"
13 /*** typedefs(not structures) and defined constants **********************************************/
15 #define N_LINE_CACHES 32
17 /*** enums ***************************************************************************************/
20 enum for store the search conditions check results.
21 (if search condition have BOL(^) or EOL ($) regexp checial characters).
25 AT_START_LINE
= (1 << 0),
26 AT_END_LINE
= (1 << 1)
29 /*** structures declarations (and typedefs of structures)*****************************************/
31 typedef struct edit_book_mark_t edit_book_mark_t
;
32 struct edit_book_mark_t
34 long line
; /* line number */
36 edit_book_mark_t
*next
;
37 edit_book_mark_t
*prev
;
40 typedef struct edit_syntax_rule_t edit_syntax_rule_t
;
41 struct edit_syntax_rule_t
43 unsigned short keyword
;
45 unsigned char context
;
46 unsigned char _context
;
51 * State of WEdit window
52 * MCEDIT_DRAG_NORMAL - window is in normal mode
53 * MCEDIT_DRAG_MOVE - window is being moved
54 * MCEDIT_DRAG_RESIZE - window is being resized
58 MCEDIT_DRAG_NORMAL
= 0,
61 } mcedit_drag_state_t
;
66 mcedit_drag_state_t drag_state
;
67 int drag_state_start
; /* save cursor position before window moving */
69 /* save location before move/resize or toggle to fullscreen */
71 int cols_prev
, lines_prev
;
73 vfs_path_t
*filename_vpath
; /* Name of the file */
74 vfs_path_t
*dir_vpath
; /* NULL if filename is absolute */
76 /* dynamic buffers and cursor position for editor: */
77 off_t curs1
; /* position of the cursor from the beginning of the file. */
78 off_t curs2
; /* position from the end of the file */
79 unsigned char *buffers1
[MAXBUFF
+ 1]; /* all data up to curs1 */
80 unsigned char *buffers2
[MAXBUFF
+ 1]; /* all data from end of file down to curs2 */
83 /* multibyte support */
84 gboolean utf8
; /* It's multibyte file codeset */
93 /* is search conditions should be started from BOL(^) or ended with EOL($) */
94 edit_search_line_t search_line_type
;
96 char *last_search_string
; /* String that have been searched */
97 off_t search_start
; /* First character to start searching from */
98 unsigned long found_len
; /* Length of found string or 0 if none was found */
99 off_t found_start
; /* the found word from a search - start position */
101 /* display information */
102 off_t last_byte
; /* Last byte of file */
103 long start_display
; /* First char displayed */
104 long start_col
; /* First displayed column, negative */
105 long max_column
; /* The maximum cursor position ever reached used to calc hori scroll bar */
106 long curs_row
; /* row position of cursor on the screen */
107 long curs_col
; /* column position on screen */
108 long over_col
; /* pos after '\n' */
109 int force
; /* how much of the screen do we redraw? */
110 unsigned int overwrite
:1; /* Overwrite on type mode (as opposed to insert) */
111 unsigned int modified
:1; /* File has been modified and needs saving */
112 unsigned int loading_done
:1; /* File has been loaded into the editor */
113 unsigned int locked
:1; /* We hold lock on current file */
114 unsigned int delete_file
:1; /* New file, needs to be deleted unless modified */
115 unsigned int highlight
:1; /* There is a selected block */
116 unsigned int column_highlight
:1;
117 unsigned int fullscreen
:1; /* Is window fullscreen or not */
118 long prev_col
; /* recent column position of the cursor - used when moving
119 up or down past lines that are shorter than the current line */
120 long curs_line
; /* line number of the cursor. */
121 long start_line
; /* line number of the top of the page */
124 long total_lines
; /* total lines in the file */
125 off_t mark1
; /* position of highlight start */
126 off_t mark2
; /* position of highlight end */
127 off_t end_mark_curs
; /* position of cursor after end of highlighting */
128 long column1
; /* position of column highlight start */
129 long column2
; /* position of column highlight end */
130 off_t bracket
; /* position of a matching bracket */
132 /* cache speedup for line lookups */
133 gboolean caches_valid
;
134 long line_numbers
[N_LINE_CACHES
];
135 off_t line_offsets
[N_LINE_CACHES
];
137 edit_book_mark_t
*book_mark
;
138 GArray
*serialized_bookmarks
;
140 /* undo stack and pointers */
141 unsigned long undo_stack_pointer
;
143 unsigned long undo_stack_size
;
144 unsigned long undo_stack_size_mask
;
145 unsigned long undo_stack_bottom
;
146 unsigned int undo_stack_disable
:1; /* If not 0, don't save events in the undo stack */
148 unsigned long redo_stack_pointer
;
150 unsigned long redo_stack_size
;
151 unsigned long redo_stack_size_mask
;
152 unsigned long redo_stack_bottom
;
153 unsigned int redo_stack_reset
:1; /* If 1, need clear redo stack */
155 struct stat stat1
; /* Result of mc_fstat() on the file */
156 unsigned int skip_detach_prompt
:1; /* Do not prompt whether to detach a file anymore */
158 /* syntax higlighting */
159 GSList
*syntax_marker
;
160 struct context_rule
**rules
;
162 edit_syntax_rule_t rule
;
163 char *syntax_type
; /* description of syntax highlighting type being used */
164 GTree
*defines
; /* List of defines */
165 gboolean is_case_insensitive
; /* selects language case sensitivity */
174 /*** global variables defined in .c file *********************************************************/
176 /*** declarations of public functions ************************************************************/
178 /*** inline functions ****************************************************************************/
179 #endif /* MC__EDIT_WIDGET_H */