Ejemplo n.º 1
0
void
window_copy_cursor_up(struct window_pane *wp, int scroll_only)
{
	struct window_copy_mode_data	*data = wp->modedata;
	struct screen			*s = &data->screen;
	u_int				 ox, oy, px, py;

	oy = screen_hsize(&wp->base) + data->cy - data->oy;
	ox = window_copy_find_length(wp, oy);
	if (ox != 0) {
		data->lastcx = data->cx;
		data->lastsx = ox;
	}

	data->cx = data->lastcx;
	if (scroll_only || data->cy == 0) {
		window_copy_scroll_down(wp, 1);
		if (scroll_only) {
			if (data->cy == screen_size_y(s) - 1)
				window_copy_redraw_lines(wp, data->cy, 1);
			else
				window_copy_redraw_lines(wp, data->cy, 2);
		}
	} else {
		window_copy_update_cursor(wp, data->cx, data->cy - 1);
		if (window_copy_update_selection(wp)) {
			if (data->cy == screen_size_y(s) - 1)
				window_copy_redraw_lines(wp, data->cy, 1);
			else
				window_copy_redraw_lines(wp, data->cy, 2);
		}
	}

	if (!data->screen.sel.flag || !data->rectflag) {
		py = screen_hsize(&wp->base) + data->cy - data->oy;
		px = window_copy_find_length(wp, py);
		if ((data->cx >= data->lastsx && data->cx != px) ||
		    data->cx > px)
			window_copy_cursor_end_of_line(wp);
	}
}
Ejemplo n.º 2
0
void
window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
{
	struct window_copy_mode_data	*data = wp->modedata;
	struct screen			*back_s = data->backing;
	u_int				 px, py, xx, yy;
	int				 expected = 1;

	px = data->cx;
	py = screen_hsize(back_s) + data->cy - data->oy;
	xx = window_copy_find_length(wp, py);
	yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;

	/*
	 * First skip past any word characters, then any nonword characters.
	 *
	 * expected is initially set to 1 for the former and then 0 for the
	 * latter.
	 */
	do {
		while (px > xx ||
		    window_copy_in_set(wp, px, py, separators) == expected) {
			/* Move down if we're past the end of the line. */
			if (px > xx) {
				if (py == yy)
					return;
				window_copy_cursor_down(wp, 0);
				px = 0;

				py = screen_hsize(back_s) + data->cy - data->oy;
				xx = window_copy_find_length(wp, py);
			} else
				px++;
		}
		expected = !expected;
	} while (expected == 0);

	window_copy_update_cursor(wp, px, data->cy);
	if (window_copy_update_selection(wp))
		window_copy_redraw_lines(wp, data->cy, 1);
}
Ejemplo n.º 3
0
void
window_copy_cursor_right(struct window_pane *wp)
{
	struct window_copy_mode_data	*data = wp->modedata;
	u_int				 px, py;

	if (data->screen.sel.flag && data->rectflag)
		px = screen_size_x(&data->screen);
	else {
		py = screen_hsize(&wp->base) + data->cy - data->oy;
		px = window_copy_find_length(wp, py);
	}

	if (data->cx >= px) {
		window_copy_cursor_start_of_line(wp);
		window_copy_cursor_down(wp, 0);
	} else {
		window_copy_update_cursor(wp, data->cx + 1, data->cy);
		if (window_copy_update_selection(wp))
			window_copy_redraw_lines(wp, data->cy, 1);
	}
}
Ejemplo n.º 4
0
/* Move to the previous place where a word begins. */
void
window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
{
	struct window_copy_mode_data	*data = wp->modedata;
	u_int				 px, py;

	px = data->cx;
	py = screen_hsize(&wp->base) + data->cy - data->oy;

	/* Move back to the previous word character. */
	for (;;) {
		if (px > 0) {
			px--;
			if (!window_copy_in_set(wp, px, py, separators))
				break;
		} else {
			if (data->cy == 0 &&
			    (screen_hsize(&wp->base) == 0 ||
			    data->oy >= screen_hsize(&wp->base) - 1))
				goto out;
			window_copy_cursor_up(wp, 0);

			py = screen_hsize(&wp->base) + data->cy - data->oy;
			px = window_copy_find_length(wp, py);
		}
	}

	/* Move back to the beginning of this word. */
	while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
		px--;

out:
	window_copy_update_cursor(wp, px, data->cy);
	if (window_copy_update_selection(wp))
		window_copy_redraw_lines(wp, data->cy, 1);
}
Ejemplo n.º 5
0
void
window_copy_cursor_back_to_indentation(struct window_pane *wp)
{
	struct window_copy_mode_data	*data = wp->modedata;
	u_int				 px, py, xx;
	const struct grid_cell		*gc;

	px = 0;
	py = screen_hsize(&wp->base) + data->cy - data->oy;
	xx = window_copy_find_length(wp, py);

	while (px < xx) {
		gc = grid_peek_cell(wp->base.grid, px, py);
		if (gc->flags & GRID_FLAG_UTF8)
			break;
		if (gc->data != ' ')
			break;
		px++;
	}

	window_copy_update_cursor(wp, px, data->cy);
	if (window_copy_update_selection(wp))
		window_copy_redraw_lines(wp, data->cy, 1);
}
Ejemplo n.º 6
0
/* ARGSUSED */
void
window_copy_mouse(
    struct window_pane *wp, struct session *sess, struct mouse_event *m)
{
	struct window_copy_mode_data	*data = wp->modedata;
	struct screen			*s = &data->screen;
	u_int				 i, old_cy;

	if (m->x >= screen_size_x(s))
		return;
	if (m->y >= screen_size_y(s))
		return;

	/* If mouse wheel (buttons 4 and 5), scroll. */
	if ((m->b & MOUSE_45)) {
		if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
			for (i = 0; i < 5; i++)
				window_copy_cursor_up(wp, 0);
		} else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
			old_cy = data->cy;
			for (i = 0; i < 5; i++)
				window_copy_cursor_down(wp, 0);
			if (old_cy == data->cy)
				goto reset_mode;
		}
		return;
	}

	/*
	 * If already reading motion, move the cursor while buttons are still
	 * pressed, or stop the selection on their release.
	 */
	if (s->mode & MODE_MOUSE_BUTTON) {
		if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
			window_copy_update_cursor(wp, m->x, m->y);
			if (window_copy_update_selection(wp))
				window_copy_redraw_screen(wp);
			return;
		}
		goto reset_mode;
	}

	/* Otherwise if other buttons pressed, start selection and motion. */
	if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
		s->mode &= ~MODE_MOUSE_STANDARD;
		s->mode |= MODE_MOUSE_BUTTON;

		window_copy_update_cursor(wp, m->x, m->y);
		window_copy_start_selection(wp);
		window_copy_redraw_screen(wp);
	}

	return;

reset_mode:
	s->mode &= ~MODE_MOUSE_BUTTON;
	s->mode |= MODE_MOUSE_STANDARD;
	if (sess != NULL) {
		window_copy_copy_selection(wp);
		window_pane_reset_mode(wp);
	}
}