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Break cursor movement in grid into a common set of functions that can

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handle line wrapping and so on in one place and use them for the obvious
copy mode commands. From Anindya Mukherjee.
This commit is contained in:
nicm
2020-12-22 09:22:14 +00:00
parent 8bd29a30bf
commit c43f2dce1b
4 changed files with 515 additions and 144 deletions
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23
tmux.h
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@ -726,6 +726,13 @@ struct grid {
struct grid_line *linedata;
};
/* Virtual cursor in a grid. */
struct grid_reader {
struct grid *gd;
u_int cx;
u_int cy;
};
/* Style alignment. */
enum style_align {
STYLE_ALIGN_DEFAULT,
@ -2548,6 +2555,22 @@ void grid_wrap_position(struct grid *, u_int, u_int, u_int *, u_int *);
void grid_unwrap_position(struct grid *, u_int *, u_int *, u_int, u_int);
u_int grid_line_length(struct grid *, u_int);
/* grid-reader.c */
void grid_reader_start(struct grid_reader *, struct grid *, u_int, u_int);
void grid_reader_get_cursor(struct grid_reader *, u_int *, u_int *);
u_int grid_reader_line_length(struct grid_reader *);
int grid_reader_in_set(struct grid_reader *, const char *);
void grid_reader_cursor_right(struct grid_reader *, int, int);
void grid_reader_cursor_left(struct grid_reader *);
void grid_reader_cursor_down(struct grid_reader *);
void grid_reader_cursor_up(struct grid_reader *);
void grid_reader_cursor_start_of_line(struct grid_reader *, int);
void grid_reader_cursor_end_of_line(struct grid_reader *, int, int);
void grid_reader_cursor_next_word(struct grid_reader *, const char *);
void grid_reader_cursor_next_word_end(struct grid_reader *, const char *);
void grid_reader_cursor_previous_word(struct grid_reader *, const char *,
int);
/* grid-view.c */
void grid_view_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
void grid_view_set_cell(struct grid *, u_int, u_int,