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Add support for marking lines with a shell prompt based on the OSC 133

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extension, from Munif Tanjim in GitHub issue 3596.
This commit is contained in:
nicm
2023-07-03 16:47:43 +00:00
parent ac43186dff
commit 43b841f188
4 changed files with 108 additions and 0 deletions
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73
window-copy.c
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@@ -131,6 +131,7 @@ static void window_copy_cursor_previous_word_pos(struct window_mode_entry *,
const char *, u_int *, u_int *);
static void window_copy_cursor_previous_word(struct window_mode_entry *,
const char *, int);
static void window_copy_cursor_prompt(struct window_mode_entry *, int);
static void window_copy_scroll_up(struct window_mode_entry *, u_int);
static void window_copy_scroll_down(struct window_mode_entry *, u_int);
static void window_copy_rectangle_set(struct window_mode_entry *, int);
@@ -2240,6 +2241,24 @@ window_copy_cmd_jump_to_mark(struct window_copy_cmd_state *cs)
return (WINDOW_COPY_CMD_NOTHING);
}
static enum window_copy_cmd_action
window_copy_cmd_next_prompt(struct window_copy_cmd_state *cs)
{
struct window_mode_entry *wme = cs->wme;
window_copy_cursor_prompt(wme, 1);
return (WINDOW_COPY_CMD_NOTHING);
}
static enum window_copy_cmd_action
window_copy_cmd_previous_prompt(struct window_copy_cmd_state *cs)
{
struct window_mode_entry *wme = cs->wme;
window_copy_cursor_prompt(wme, 0);
return (WINDOW_COPY_CMD_NOTHING);
}
static enum window_copy_cmd_action
window_copy_cmd_search_backward(struct window_copy_cmd_state *cs)
{
@@ -2694,6 +2713,18 @@ static const struct {
.clear = WINDOW_COPY_CMD_CLEAR_ALWAYS,
.f = window_copy_cmd_jump_to_mark
},
{ .command = "next-prompt",
.minargs = 0,
.maxargs = 0,
.clear = WINDOW_COPY_CMD_CLEAR_ALWAYS,
.f = window_copy_cmd_next_prompt
},
{ .command = "previous-prompt",
.minargs = 0,
.maxargs = 0,
.clear = WINDOW_COPY_CMD_CLEAR_ALWAYS,
.f = window_copy_cmd_previous_prompt
},
{ .command = "middle-line",
.minargs = 0,
.maxargs = 0,
@@ -5357,6 +5388,48 @@ window_copy_cursor_previous_word(struct window_mode_entry *wme,
window_copy_acquire_cursor_up(wme, hsize, data->oy, oldy, px, py);
}
static void
window_copy_cursor_prompt(struct window_mode_entry *wme, int direction)
{
struct window_copy_mode_data *data = wme->data;
struct screen *s = data->backing;
struct grid *gd = s->grid;
u_int end_line;
u_int line = gd->hsize - data->oy + data->cy;
int add;
if (direction == 0) { /* up */
add = -1;
end_line = 0;
} else { /* down */
add = 1;
end_line = gd->hsize + gd->sy - 1;
}
if (line == end_line)
return;
for (;;) {
if (line == end_line)
return;
line += add;
if (grid_get_line(gd, line)->flags & GRID_LINE_START_PROMPT)
break;
}
data->cx = 0;
if (line > gd->hsize) {
data->cy = line - gd->hsize;
data->oy = 0;
} else {
data->cy = 0;
data->oy = gd->hsize - line;
}
window_copy_update_selection(wme, 1, 0);
window_copy_redraw_screen(wme);
}
static void
window_copy_scroll_up(struct window_mode_entry *wme, u_int ny)
{