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menu-lib/menu.h
2020-01-16 08:06:57 +01:00

50 lines
1.6 KiB
C

#pragma once
#include "pch.h"
/// <summary>Represents one menu item in a menu.</summary>
struct MenuItem {
char* text;
char key;
void* (*action)(void);
};
/// <summary>Represents a border in which a menu is displayed.</summary>
struct MenuBorder {
char line_vertical;
char line_horizontal;
char corner_upper_left;
char corner_upper_right;
char corner_lower_left;
char corner_lower_right;
char title_left;
char title_right;
};
const extern struct MenuBorder DEFAULT, MODERN, NO_BORDER, SOLID;
/// <summary>Represents a page in the menu.</summary>
struct MenuPage {
const struct MenuItem* items;
const size_t item_count;
char* title;
bool loopback, pause;
const struct MenuBorder* border;
};
/// <summary>Constructs a menu with a specific amount of pages</summary>
/// <param name="pages">An array of all pages to display.</param>
/// <param name="page_count">The length of the array <c>pages</c>.</param>
/// <param name="infinite_loop">Always display the first page after a loopback=false item finished executing.</param>
void show_menu(const struct MenuPage* pages, const size_t page_count, const bool infinite_loop);
/// <summary>Displaces a CUI menu to the user</summary>
/// <param name="itemc">The length of the array <c>itemv</c> of menu items.</param>
/// <param name="itemv">An array of all menu items to display in the menu.</param>
/// <param name="title">The title of the menu.</param>
/// <param name="border">Specifies the border in which the menu is displayed.</param>
void show_menu(const struct MenuPage* pages, const size_t page_count, const bool infinite_loop);