edit/edit-widget.h

   1 #ifndef __EDIT_WIDGET_H
   2 #define __EDIT_WIDGET_H
   3
   4 struct macro {
   5     short command;
   6     short ch;
   7 };
   8
   9 struct syntax_rule {
  10     unsigned short keyword;
  11     unsigned char end;
  12     unsigned char context;
  13     unsigned char _context;
  14 #define RULE_ON_LEFT_BORDER 1
  15 #define RULE_ON_RIGHT_BORDER 2
  16     unsigned char border;
  17 };
  18
  19 /*there are a maximum of ... */
  20 #define MAXBUFF 1024
  21 #define MAX_MACRO_LENGTH 1024
  22
  23 struct _syntax_marker {
  24     long offset;
  25     struct syntax_rule rule;
  26     struct _syntax_marker *next;
  27 };
  28
  29 struct _book_mark {
  30     int line;           /* line number */
  31 /* #define BOOK_MARK_COLOR ((0 << 8) | 26) */           /* black on white */
  32 #define BOOK_MARK_COLOR ((25 << 8) | 5)
  33 #define BOOK_MARK_FOUND_COLOR ((26 << 8) | 4)
  34     int c;              /* colour */
  35     struct _book_mark *next;
  36     struct _book_mark *prev;
  37 };
  38
  39 struct editor_widget {
  40     Widget widget;
  41 #define from_here num_widget_lines
  42     int num_widget_lines;
  43     int num_widget_columns;
  44
  45     int have_frame;
  46
  47     char *filename;             /* Name of the file */
  48     char *dir;                  /* current directory */
  49
  50 /* dynamic buffers and cursor position for editor: */
  51     long curs1;                 /*position of the cursor from the beginning of the file. */
  52     long curs2;                 /*position from the end of the file */
  53     unsigned char *buffers1[MAXBUFF + 1];       /*all data up to curs1 */
  54     unsigned char *buffers2[MAXBUFF + 1];       /*all data from end of file down to curs2 */
  55
  56 /* search variables */
  57     long search_start;          /* First character to start searching from */
  58     int found_len;              /* Length of found string or 0 if none was found */
  59     long found_start;           /* the found word from a search - start position */
  60
  61 /* display information */
  62     long last_byte;             /* Last byte of file */
  63     long start_display;         /* First char displayed */
  64     long start_col;             /* First displayed column, negative */
  65     long max_column;            /* The maximum cursor position ever reached used to calc hori scroll bar */
  66     long curs_row;              /*row position of cursor on the screen */
  67     long curs_col;              /*column position on screen */
  68     int force;                  /* how much of the screen do we redraw? */
  69     unsigned char overwrite;
  70     unsigned char modified;     /*has the file been changed?: 1 if char inserted or
  71                                    deleted at all since last load or save */
  72     unsigned char screen_modified;      /* has the file been changed since the last screen draw? */
  73     int delete_file;                    /* has the file been created in edit_load_file? Delete
  74                                    it at end of editing when it hasn't been modified
  75                                    or saved */
  76     unsigned char highlight;
  77     long prev_col;              /*recent column position of the cursor - used when moving
  78                                    up or down past lines that are shorter than the current line */
  79     long curs_line;             /*line number of the cursor. */
  80     long start_line;            /*line nummber of the top of the page */
  81
  82 /* file info */
  83     long total_lines;           /*total lines in the file */
  84     long mark1;                 /*position of highlight start */
  85     long mark2;                 /*position of highlight end */
  86     int column1;                        /*position of column highlight start */
  87     int column2;                        /*position of column highlight end */
  88     long bracket;               /*position of a matching bracket */
  89
  90 /* cache speedup for line lookups */
  91 #define N_LINE_CACHES   32
  92     int caches_valid;
  93     int line_numbers[N_LINE_CACHES];
  94     long line_offsets[N_LINE_CACHES];
  95
  96     struct _book_mark *book_mark;
  97
  98 /* undo stack and pointers */
  99     unsigned long stack_pointer;
 100     long *undo_stack;
 101     unsigned long stack_size;
 102     unsigned long stack_size_mask;
 103     unsigned long stack_bottom;
 104     struct stat stat1;
 105
 106 /* syntax higlighting */
 107     struct _syntax_marker *syntax_marker;
 108     struct context_rule **rules;
 109     long last_get_rule;
 110     struct syntax_rule rule;
 111     char *syntax_type;          /* description of syntax highlighting type being used */
 112     int explicit_syntax;        /* have we forced the syntax hi. type in spite of the filename? */
 113
 114     int to_here;                /* dummy marker */
 115
 116
 117 /* macro stuff */
 118     int macro_i;                /* -1 if not recording index to macro[] otherwise */
 119     struct macro macro[MAX_MACRO_LENGTH];
 120 };
 121
 122 typedef struct editor_widget WEdit;
 123
 124 #define EDIT_DIR           PATH_SEP_STR ".mc" PATH_SEP_STR "cedit"
 125 #define SYNTAX_FILE        EDIT_DIR PATH_SEP_STR "Syntax"
 126 #define CLIP_FILE          EDIT_DIR PATH_SEP_STR "cooledit.clip"
 127 #define MACRO_FILE         EDIT_DIR PATH_SEP_STR "cooledit.macros"
 128 #define BLOCK_FILE         EDIT_DIR PATH_SEP_STR "cooledit.block"
 129 #define TEMP_FILE          EDIT_DIR PATH_SEP_STR "cooledit.temp"
 130
 131 #endif /* !__EDIT_WIDGET_H */