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csi: implement CSI ? 1007 h/l - alternateScroll

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When enabled, mouse scrolls in the alternate screen are converted to
up/down key presses.
This commit is contained in:
Daniel Eklöf 2019-08-19 21:16:47 +02:00
parent 9029478e8c
commit 4168f91d40
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GPG key ID: 5BBD4992C116573F
3 changed files with 31 additions and 6 deletions
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8
csi.c
View file

@ -713,6 +713,10 @@ csi_dispatch(struct terminal *term, uint8_t final)
term->mouse_reporting = MOUSE_SGR;
break;
case 1007:
term->alt_scrolling = true;
break;
case 1015:
term->mouse_reporting = MOUSE_URXVT;
break;
@ -802,6 +806,10 @@ csi_dispatch(struct terminal *term, uint8_t final)
term->focus_events = false;
break;
case 1007:
term->alt_scrolling = false;
break;
case 1036:
/* metaSendsEscape - we always send escape */
LOG_WARN("unimplemented: meta does *not* send escape");

28
input.c
View file

@ -158,10 +158,10 @@ keyboard_key(void *data, struct wl_keyboard *wl_keyboard, uint32_t serial,
key += 8;
xkb_keysym_t sym = xkb_state_key_get_one_sym(term->kbd.xkb_state, key);
#if 0
#if 1
char foo[100];
xkb_keysym_get_name(sym, foo, sizeof(foo));
LOG_ERR("%s", foo);
LOG_INFO("%s", foo);
#endif
xkb_compose_state_feed(term->kbd.xkb_compose_state, sym);
@ -504,11 +504,27 @@ mouse_scroll(struct terminal *term, int amount)
amount = abs(amount);
for (int i = 0; i < amount; i++)
term_mouse_down(term, button, term->mouse.row, term->mouse.col,
term->kbd.shift, term->kbd.alt, term->kbd.ctrl);
if ((button == BTN_BACK || button == BTN_FORWARD) &&
term->grid == &term->alt && term->alt_scrolling)
{
/*
* alternateScroll/faux scrolling - translate mouse
* "back"/"forward" to up/down keys
*/
scrollback(term, amount);
xkb_keycode_t key = xkb_keymap_key_by_name(
term->kbd.xkb_keymap, button == BTN_BACK ? "UP" : "DOWN");
for (int i = 0; i < amount; i++)
keyboard_key(term, NULL, term->input_serial, 0, key - 8, XKB_KEY_DOWN);
keyboard_key(term, NULL, term->input_serial, 0, key - 8, XKB_KEY_UP);
} else {
for (int i = 0; i < amount; i++)
term_mouse_down(term, button, term->mouse.row, term->mouse.col,
term->kbd.shift, term->kbd.alt, term->kbd.ctrl);
scrollback(term, amount);
}
}
static void

1
terminal.h
View file

@ -246,6 +246,7 @@ struct terminal {
bool insert_mode;
bool bracketed_paste;
bool focus_events;
bool alt_scrolling;
enum mouse_tracking mouse_tracking;
enum mouse_reporting mouse_reporting;