/*
* Copyright (C) 2017 Christopher J. Howard
*
* This file is part of Antkeeper Source Code.
*
* Antkeeper Source Code is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Antkeeper Source Code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Antkeeper Source Code. If not, see .
*/
#ifndef MENU_HPP
#define MENU_HPP
#include
using namespace Emergent;
#include
#include
#include
class Menu;
class UIContainer;
class UILabel;
class MenuItem
{
public:
void setSelectedCallback(std::function callback);
void setDeselectedCallback(std::function callback);
void setActivatedCallback(std::function callback);
void setValueChangedCallback(std::function callback);
void setName(const std::u32string& text);
std::size_t addValue();
void removeValues();
void setValueName(std::size_t index, const std::u32string& text);
void setValueIndex(std::size_t index);
std::size_t getValueCount() const;
const std::u32string& getValue(std::size_t index) const;
std::size_t getValueIndex() const;
std::size_t getItemIndex() const;
bool isSelected() const;
private:
friend class Menu;
MenuItem(Menu* parent, std::size_t index);
~MenuItem();
void select();
void deselect();
void activate();
Menu* parent;
std::size_t index;
std::function selectedCallback;
std::function deselectedCallback;
std::function activatedCallback;
std::function valueChangedCallback;
std::vector values;
std::size_t valueIndex;
UILabel* nameLabel;
UILabel* valueLabel;
UIContainer* rowContainer;
};
inline std::size_t MenuItem::getItemIndex() const
{
return index;
}
inline std::size_t MenuItem::getValueCount() const
{
return values.size();
}
inline const std::u32string& MenuItem::getValue(std::size_t index) const
{
return values[index];
}
inline std::size_t MenuItem::getValueIndex() const
{
return valueIndex;
}
class Menu
{
public:
Menu();
~Menu();
void enter();
void exit();
MenuItem* addItem();
void removeItems();
void setEnteredCallback(std::function callback);
void setExitedCallback(std::function callback);
void setFont(Font* font);
void setLineSpacing(float spacing);
void setColumnMargin(float margin);
std::size_t getItemCount();
const MenuItem* getItem(std::size_t index) const;
MenuItem* getItem(std::size_t index);
const MenuItem* getSelectedItem() const;
MenuItem* getSelectedItem();
const UIContainer* getUIContainer() const;
UIContainer* getUIContainer();
/**
* Deselects the currently selected item (if any)
*/
void deselect();
/**
* Selects the item at the specified index
*/
void select(std::size_t index);
/**
* Activates the selected item (if any)
*/
void activate();
/**
* Recalculates the dimensions of the UI container according the dimensions of the menu item labels and the line spacing.
*/
void resize();
private:
friend class MenuItem;
std::vector