workbench/tools/Edit/Cursor.h

   1 /**************************************************************
   2 **** Cursor.h : Cursor movement related functions          ****
   3 **** Free software under GNU license, started on 15/2/2000 ****
   4 **** © T.Pierron, C.Guillaume.                             ****
   5 **************************************************************/
   6
   7 #ifndef CURSOR_H
   8 #define CURSOR_H
   9
  10 #ifndef PROJECT_H
  11 #include        "Project.h"
  12 #endif
  13
  14 void inv_curs      (Project, BYTE state);               /* Show/Hide cursor */
  15 void join_strip    (Project);                                           /* Join & strip \s on next line */
  16 void move_to_line  (Project, ULONG, char);      /* Move to a specified line number */
  17 void curs_down     (Project);                                           /* Move cursor one line down */
  18 void curs_up       (Project);                                           /* Move one line up */
  19 void curs_left     (Project, BYTE word);                /* Move cursor one character left */
  20 void curs_right    (Project, BYTE word);                /* Move one character right */
  21 void jump_horiz    (Project, BYTE dir);         /* Jump page by page horizontally */
  22 void jump_vert     (Project, BYTE dir);         /* Jump page by page vertically */
  23 void horiz_pos     (Project, ULONG);                    /* Jump to an absolute pos in line */
  24 void pg_updown     (Project, BYTE dir);         /* Jump one page without moving curs */
  25 void split_curline (Project);                                           /* Handle return key */
  26 void join_strip    (Project);                                           /* Ctrl + J */
  27 void amiga_k       (Project);                                           /* Remove entire line */
  28 void back_space    (Project, BYTE word);                /* BS key */
  29 void cut_line      (Project, BYTE mode);                /* Remove part (end or beg.) of line */
  30 void del           (Project, BYTE word);                /* Del key */
  31
  32 void set_cursor_line (Project p, LONG  pos, ULONG top);
  33 void set_top_line    (Project p, ULONG top, ULONG left);
  34 void move_cursor     (Project p, LONG  dx,  LONG  dy);
  35
  36 /** Indirect cursor movement **/
  37 LONG  forward_word  (LINE *ln, ULONG pos);
  38 LONG  backward_word (LINE *ln, ULONG pos);
  39 ULONG x2pos         (LINE *, ULONG);
  40 ULONG adjust_rc     (LINE *, ULONG, ULONG *, UBYTE);
  41 ULONG find_nbc      (LINE *, ULONG);
  42
  43 LONG adjust_leftpos(Project p, WORD step);
  44 void click(Project p, WORD x, WORD y, BYTE update);
  45 void unclick(Project p);
  46
  47 /** Parameter for horiz_pos **/
  48 #define MAXPOS                          0x7fff
  49
  50 /** Values for char parameter of move_to_line() **/
  51 #define LINE_AS_IS                      0                               /* Display line to jump to as is */
  52 #define LINE_DIRTY                      1                               /* The line we want to jump is modified */
  53 #define LINES_DIRTY                     2                               /* Lines following the one we want to jump are modified */
  54
  55 /** Selection **/
  56 typedef BYTE (*pfnSelectFunc)(Project, LONG, LONG);
  57
  58 extern pfnSelectFunc move_selection;
  59 extern pfnSelectFunc SwitchSelect          (Project, BYTE mode, BYTE force);
  60 extern BYTE          move_column_selection (Project, LONG, LONG);
  61 extern BYTE          move_stream_selection (Project, LONG, LONG);
  62
  63 #endif