Method _notification

editor/editor_main_screen.cpp:49–84

#include "scene/gui/button.h"

void EditorMainScreen::_notification(int p_what) {
	switch (p_what) {
		case NOTIFICATION_READY: {
			if (EDITOR_3D < buttons.size() && buttons[EDITOR_3D]->is_visible()) {
				// If the 3D editor is enabled, use this as the default.
				select(EDITOR_3D);
				return;
			}

			// Switch to the first main screen plugin that is enabled. Usually this is
			// 2D, but may be subsequent ones if 2D is disabled in the feature profile.
			for (int i = 0; i < buttons.size(); i++) {
				Button *editor_button = buttons[i];
				if (editor_button->is_visible()) {
					select(i);
					return;
				}
			}

			select(-1);
		} break;
		case NOTIFICATION_THEME_CHANGED: {
			for (int i = 0; i < buttons.size(); i++) {
				Button *tb = buttons[i];
				EditorPlugin *p_editor = editor_table[i];
				Ref<Texture2D> icon = p_editor->get_plugin_icon();

				if (icon.is_valid()) {
					tb->set_button_icon(icon);
				} else if (has_theme_icon(p_editor->get_plugin_name(), EditorStringName(EditorIcons))) {
					tb->set_button_icon(get_theme_icon(p_editor->get_plugin_name(), EditorStringName(EditorIcons)));
				}
			}
		} break;
	}
}

void EditorMainScreen::set_button_container(HBoxContainer *p_button_hb) {
	button_hb = p_button_hb;