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Build libinput events on the stack instead of allocating

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This commit is contained in:
Dominique Martinet 2017-08-11 18:38:27 +02:00
parent 62d8b252c0
commit 0663b6d1e1
5 changed files with 129 additions and 145 deletions
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49
backend/libinput/tablet_pad.c
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@ -23,20 +23,19 @@ void handle_tablet_pad_button(struct libinput_event *event,
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_button *wlr_event =
calloc(1, sizeof(struct wlr_event_tablet_pad_button));
wlr_event->time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event->time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event->button = libinput_event_tablet_pad_get_button_number(pevent);
struct wlr_event_tablet_pad_button wlr_event = { 0 };
wlr_event.time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event.time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event.button = libinput_event_tablet_pad_get_button_number(pevent);
switch (libinput_event_tablet_pad_get_button_state(pevent)) {
case LIBINPUT_BUTTON_STATE_PRESSED:
wlr_event->state = WLR_BUTTON_PRESSED;
wlr_event.state = WLR_BUTTON_PRESSED;
break;
case LIBINPUT_BUTTON_STATE_RELEASED:
wlr_event->state = WLR_BUTTON_RELEASED;
wlr_event.state = WLR_BUTTON_RELEASED;
break;
}
wl_signal_emit(&dev->tablet_pad->events.button, wlr_event);
wl_signal_emit(&dev->tablet_pad->events.button, &wlr_event);
}
void handle_tablet_pad_ring(struct libinput_event *event,
@ -49,21 +48,20 @@ void handle_tablet_pad_ring(struct libinput_event *event,
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_ring *wlr_event =
calloc(1, sizeof(struct wlr_event_tablet_pad_ring));
wlr_event->time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event->time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event->ring = libinput_event_tablet_pad_get_ring_number(pevent);
wlr_event->position = libinput_event_tablet_pad_get_ring_position(pevent);
struct wlr_event_tablet_pad_ring wlr_event = { 0 };
wlr_event.time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event.time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event.ring = libinput_event_tablet_pad_get_ring_number(pevent);
wlr_event.position = libinput_event_tablet_pad_get_ring_position(pevent);
switch (libinput_event_tablet_pad_get_ring_source(pevent)) {
case LIBINPUT_TABLET_PAD_RING_SOURCE_UNKNOWN:
wlr_event->source = WLR_TABLET_PAD_RING_SOURCE_UNKNOWN;
wlr_event.source = WLR_TABLET_PAD_RING_SOURCE_UNKNOWN;
break;
case LIBINPUT_TABLET_PAD_RING_SOURCE_FINGER:
wlr_event->source = WLR_TABLET_PAD_RING_SOURCE_FINGER;
wlr_event.source = WLR_TABLET_PAD_RING_SOURCE_FINGER;
break;
}
wl_signal_emit(&dev->tablet_pad->events.ring, wlr_event);
wl_signal_emit(&dev->tablet_pad->events.ring, &wlr_event);
}
void handle_tablet_pad_strip(struct libinput_event *event,
@ -76,19 +74,18 @@ void handle_tablet_pad_strip(struct libinput_event *event,
}
struct libinput_event_tablet_pad *pevent =
libinput_event_get_tablet_pad_event(event);
struct wlr_event_tablet_pad_strip *wlr_event =
calloc(1, sizeof(struct wlr_event_tablet_pad_strip));
wlr_event->time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event->time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event->strip = libinput_event_tablet_pad_get_strip_number(pevent);
wlr_event->position = libinput_event_tablet_pad_get_strip_position(pevent);
struct wlr_event_tablet_pad_strip wlr_event = { 0 };
wlr_event.time_sec = libinput_event_tablet_pad_get_time(pevent);
wlr_event.time_usec = libinput_event_tablet_pad_get_time_usec(pevent);
wlr_event.strip = libinput_event_tablet_pad_get_strip_number(pevent);
wlr_event.position = libinput_event_tablet_pad_get_strip_position(pevent);
switch (libinput_event_tablet_pad_get_strip_source(pevent)) {
case LIBINPUT_TABLET_PAD_STRIP_SOURCE_UNKNOWN:
wlr_event->source = WLR_TABLET_PAD_STRIP_SOURCE_UNKNOWN;
wlr_event.source = WLR_TABLET_PAD_STRIP_SOURCE_UNKNOWN;
break;
case LIBINPUT_TABLET_PAD_STRIP_SOURCE_FINGER:
wlr_event->source = WLR_TABLET_PAD_STRIP_SOURCE_FINGER;
wlr_event.source = WLR_TABLET_PAD_STRIP_SOURCE_FINGER;
break;
}
wl_signal_emit(&dev->tablet_pad->events.strip, wlr_event);
wl_signal_emit(&dev->tablet_pad->events.strip, &wlr_event);
}