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key-binding: add bind to clear scrollback but keep current line

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Baltazár Radics 2022-04-27 21:29:06 +02:00
parent d7a4f9e99e
commit a3fc484028
7 changed files with 29 additions and 0 deletions
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14
commands.c
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@ -113,3 +113,17 @@ cmd_scrollback_down(struct terminal *term, int rows)
render_refresh_urls(term);
render_refresh(term);
}
void
cmd_scrollback_clear_keepcur(struct terminal *term) {
const struct coord cursor = term->grid->cursor.point;
int real_row = grid_row_absolute(term->grid, cursor.row - 1);
struct row *row;
while (row = term->grid->rows[real_row], row && !row->linebreak)
real_row = (real_row - 1) & (term->grid->num_rows - 1);
int screen_row = (real_row + 1 - term->grid->offset) & (term->grid->num_rows - 1);
term_scroll_partial(term, (struct scroll_region){0, term->rows}, screen_row);
term_cursor_to(term, cursor.row - screen_row, cursor.col);
term_erase_scrollback(term);
render_refresh(term);
}