💿🐜 Antkeeper source code
https://antkeeper.com
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192 lines
4.1 KiB
192 lines
4.1 KiB
/*
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* Copyright (C) 2017 Christopher J. Howard
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*
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* This file is part of Antkeeper Source Code.
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*
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* Antkeeper Source Code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper Source Code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper Source Code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MENU_HPP
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#define MENU_HPP
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#include <emergent/emergent.hpp>
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using namespace Emergent;
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#include <functional>
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#include <string>
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#include <vector>
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class Menu;
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class UIContainer;
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class UILabel;
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class MenuItem
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{
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public:
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void setSelectedCallback(std::function<void()> callback);
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void setDeselectedCallback(std::function<void()> callback);
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void setActivatedCallback(std::function<void()> callback);
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void setValueChangedCallback(std::function<void(std::size_t)> callback);
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void setName(const std::string& text);
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void addValue(const std::string& text);
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void removeValues();
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void setValueIndex(std::size_t index);
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std::size_t getValueCount() const;
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const std::string& getValue(std::size_t index) const;
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std::size_t getValueIndex() const;
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std::size_t getItemIndex() const;
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bool isSelected() const;
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private:
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friend class Menu;
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MenuItem(Menu* parent, std::size_t index);
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~MenuItem();
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void select();
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void deselect();
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void activate();
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Menu* parent;
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std::size_t index;
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std::function<void()> selectedCallback;
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std::function<void()> deselectedCallback;
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std::function<void()> activatedCallback;
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std::function<void(std::size_t)> valueChangedCallback;
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std::vector<std::string> values;
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std::size_t valueIndex;
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UILabel* nameLabel;
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UILabel* valueLabel;
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UIContainer* rowContainer;
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};
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inline std::size_t MenuItem::getItemIndex() const
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{
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return index;
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}
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inline std::size_t MenuItem::getValueCount() const
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{
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return values.size();
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}
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inline const std::string& MenuItem::getValue(std::size_t index) const
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{
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return values[index];
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}
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inline std::size_t MenuItem::getValueIndex() const
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{
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return valueIndex;
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}
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class Menu
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{
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public:
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Menu();
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~Menu();
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void enter();
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void exit();
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MenuItem* addItem();
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void removeItems();
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void setEnteredCallback(std::function<void()> callback);
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void setExitedCallback(std::function<void()> callback);
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void setFont(Font* font);
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void setLineSpacing(float spacing);
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void setColumnMargin(float margin);
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std::size_t getItemCount();
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const MenuItem* getItem(std::size_t index) const;
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MenuItem* getItem(std::size_t index);
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const MenuItem* getSelectedItem() const;
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MenuItem* getSelectedItem();
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const UIContainer* getUIContainer() const;
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UIContainer* getUIContainer();
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/**
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* Deselects the currently selected item (if any)
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*/
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void deselect();
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/**
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* Selects the item at the specified index
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*/
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void select(std::size_t index);
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/**
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* Activates the selected item (if any)
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*/
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void activate();
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/**
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* Recalculates the dimensions of the UI container according the dimensions of the menu item labels and the line spacing.
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*/
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void resize();
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private:
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friend class MenuItem;
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std::vector<MenuItem*> items;
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MenuItem* selectedItem;
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std::function<void()> enteredCallback;
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std::function<void()> exitedCallback;
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Font* font;
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float lineSpacing;
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float columnMargin;
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UIContainer* container;
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};
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inline std::size_t Menu::getItemCount()
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{
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return items.size();
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}
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inline const MenuItem* Menu::getItem(std::size_t index) const
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{
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return items[index];
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}
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inline MenuItem* Menu::getItem(std::size_t index)
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{
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return items[index];
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}
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inline const MenuItem* Menu::getSelectedItem() const
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{
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return selectedItem;
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}
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inline MenuItem* Menu::getSelectedItem()
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{
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return selectedItem;
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}
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inline const UIContainer* Menu::getUIContainer() const
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{
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return container;
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}
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inline UIContainer* Menu::getUIContainer()
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{
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return container;
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}
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#endif // MENU_HPP
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