Method handle_pointer_button

src/core/seat/pointer.cpp:210–240

----------------------- Input event processing --------------------------- */

/* ----------------------- Input event processing --------------------------- */
void wf::pointer_t::handle_pointer_button(wlr_pointer_button_event *ev,
    input_event_processing_mode_t mode)
{
    seat->priv->break_mod_bindings();
    bool handled_in_binding = (mode != input_event_processing_mode_t::FULL);

    if (ev->state == WL_POINTER_BUTTON_STATE_PRESSED)
    {
        count_pressed_buttons++;
        if (count_pressed_buttons == 1)
        {
            /* Focus only the first click, since then we also start an implicit
             * grab, and we don't want to suddenly change the output */
            auto gc     = seat->priv->cursor->get_cursor_position();
            auto output = wf::get_core().output_layout->get_output_at(gc.x, gc.y);
            seat->focus_output(output);
        }

        handled_in_binding |= wf::get_core().bindings->handle_button(
            wf::buttonbinding_t{seat->priv->get_modifiers(), ev->button});
    } else
    {
        count_pressed_buttons--;
    }

    send_button(ev, handled_in_binding);
    if (!handled_in_binding)
    {
        check_implicit_grab();
    }
}

void wf::pointer_t::check_implicit_grab()
{