/*************************************************************************/ /* menu_button.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "menu_button.h" #include "core/os/keyboard.h" #include "scene/main/window.h" void MenuButton::_unhandled_key_input(Ref<InputEvent> p_event) { if (!_is_focus_owner_in_shorcut_context()) { return; } if (disable_shortcuts) { return; } if (p_event->is_pressed() && !p_event->is_echo() && (Object::cast_to<InputEventKey>(p_event.ptr()) || Object::cast_to<InputEventJoypadButton>(p_event.ptr()) || Object::cast_to<InputEventAction>(*p_event))) { if (!get_parent() || !is_visible_in_tree() || is_disabled()) { return; } if (popup->activate_item_by_event(p_event, false)) { accept_event(); } } } void MenuButton::pressed() { Size2 size = get_size(); Point2 gp = get_screen_position(); gp.y += get_size().y; popup->set_position(gp); popup->set_size(Size2(size.width, 0)); popup->set_parent_rect(Rect2(Point2(gp - popup->get_position()), get_size())); popup->take_mouse_focus(); popup->popup(); } void MenuButton::_gui_input(Ref<InputEvent> p_event) { BaseButton::_gui_input(p_event); } PopupMenu *MenuButton::get_popup() const { return popup; } void MenuButton::_set_items(const Array &p_items) { popup->set("items", p_items); } Array MenuButton::_get_items() const { return popup->get("items"); } void MenuButton::set_switch_on_hover(bool p_enabled) { switch_on_hover = p_enabled; } bool MenuButton::is_switch_on_hover() { return switch_on_hover; } void MenuButton::_notification(int p_what) { if (p_what == NOTIFICATION_VISIBILITY_CHANGED) { if (!is_visible_in_tree()) { popup->hide(); } } } void MenuButton::_bind_methods() { ClassDB::bind_method(D_METHOD("get_popup"), &MenuButton::get_popup); ClassDB::bind_method(D_METHOD("_set_items"), &MenuButton::_set_items); ClassDB::bind_method(D_METHOD("_get_items"), &MenuButton::_get_items); ClassDB::bind_method(D_METHOD("set_switch_on_hover", "enable"), &MenuButton::set_switch_on_hover); ClassDB::bind_method(D_METHOD("is_switch_on_hover"), &MenuButton::is_switch_on_hover); ClassDB::bind_method(D_METHOD("set_disable_shortcuts", "disabled"), &MenuButton::set_disable_shortcuts); ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "items", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_items", "_get_items"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "switch_on_hover"), "set_switch_on_hover", "is_switch_on_hover"); ADD_SIGNAL(MethodInfo("about_to_popup")); } void MenuButton::set_disable_shortcuts(bool p_disabled) { disable_shortcuts = p_disabled; } MenuButton::MenuButton() { set_flat(true); set_toggle_mode(true); set_disable_shortcuts(false); set_process_unhandled_key_input(true); set_focus_mode(FOCUS_NONE); set_action_mode(ACTION_MODE_BUTTON_PRESS); popup = memnew(PopupMenu); popup->hide(); add_child(popup); popup->connect("about_to_popup", callable_mp((BaseButton *)this, &BaseButton::set_pressed), varray(true)); // For when switching from another MenuButton. popup->connect("popup_hide", callable_mp((BaseButton *)this, &BaseButton::set_pressed), varray(false)); } MenuButton::~MenuButton() { }