context_menu.h

//
// context_menu.h - context menu interface
//
// lecui user interface library, part of the liblec library
// Copyright (c) 2019 Alec Musasa (alecmus at live dot com)
//
// Released under the MIT license. For full details see the
// file LICENSE.txt
//
 
#pragma once
 
#if defined(LECUI_EXPORTS)
#include "../form.h"
#else
#include <liblec/lecui/form.h>
#endif
 
namespace liblec {
    namespace lecui {
        struct menu_item {
            std::string label;
 
            int image_png_resource = 0;
 
            std::string image_file;
 
            std::string font = "Segoe UI";
 
            float font_size = 9.f;
 
            std::vector<menu_item> children;
        };
 
        class lecui_api context_menu {
        public:
            enum class pin_type {
                bottom,
 
                right,
            };
 
            struct specs {
                std::vector<menu_item> items;
 
                lecui::rect pin = { 0.f, 0.f, 0.f, 0.f };
 
                pin_type type = pin_type::bottom;
 
                image_quality quality = image_quality::high;
            };
 
            context_menu();
 
            std::string operator() (form& fm, const specs& menu_specs);
 
        private:
            class impl;
 
            // Copying an object of this class are not allowed
            context_menu(const context_menu&) = delete;
            context_menu& operator=(const context_menu&) = delete;
        };
    }
}