Method gui_input

scene/gui/split_container.cpp:45–93

#include "scene/theme/theme_db.h"

void SplitContainerDragger::gui_input(const Ref<InputEvent> &p_event) {
	ERR_FAIL_COND(p_event.is_null());

	SplitContainer *sc = Object::cast_to<SplitContainer>(get_parent());

	if (sc->collapsed || !sc->_get_sortable_child(0) || !sc->_get_sortable_child(1) || !sc->dragging_enabled) {
		return;
	}

	Ref<InputEventMouseButton> mb = p_event;

	if (mb.is_valid()) {
		if (mb->get_button_index() == MouseButton::LEFT) {
			if (mb->is_pressed()) {
				sc->_compute_split_offset(true);
				dragging = true;
				sc->emit_signal(SNAME("drag_started"));
				drag_ofs = sc->split_offset;
				if (sc->vertical) {
					drag_from = get_transform().xform(mb->get_position()).y;
				} else {
					drag_from = get_transform().xform(mb->get_position()).x;
				}
			} else {
				dragging = false;
				queue_redraw();
				sc->emit_signal(SNAME("drag_ended"));
			}
		}
	}

	Ref<InputEventMouseMotion> mm = p_event;

	if (mm.is_valid()) {
		if (!dragging) {
			return;
		}

		Vector2i in_parent_pos = get_transform().xform(mm->get_position());
		if (!sc->vertical && is_layout_rtl()) {
			sc->split_offset = drag_ofs - (in_parent_pos.x - drag_from);
		} else {
			sc->split_offset = drag_ofs + ((sc->vertical ? in_parent_pos.y : in_parent_pos.x) - drag_from);
		}
		sc->_compute_split_offset(true);
		sc->queue_sort();
		sc->emit_signal(SNAME("dragged"), sc->get_split_offset());
	}
}

Control::CursorShape SplitContainerDragger::get_cursor_shape(const Point2 &p_pos) const {
	SplitContainer *sc = Object::cast_to<SplitContainer>(get_parent());