text_field.h

//
// text_field.h - text_field widget 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 "widget.h"
#else
#include <liblec/lecui/widgets/widget.h>
#endif
 
#include <set>
 
namespace liblec {
    namespace lecui {
        namespace widgets {
            class lecui_api text_field : public widget {
                float _border = .5f;
                color _color_border;
                float _corner_radius_x = 3.f;
                float _corner_radius_y = 3.f;
                std::string _prompt = "Enter text here";
                color _color_prompt;
                color _color_caret;
                color _color_input_error;
                std::set<char> _allowed_characters;
                std::set<char> _forbidden_characters;
                int _maximum_length = 0;
 
            public:
                text_field() {
                    _cursor = cursor_type::caret;
                    _rect.size({ 200.f, 25.f });
                }
 
                struct text_field_events : basic_events {
                    std::function<void(const std::string&)> change = nullptr;
                };
 
                text_field_events& events() {
                    return _text_field_events;
                }
 
                bool operator==(const text_field& param);
 
                bool operator!=(const text_field& param);
 
                // generic widget
 
                std::string& text() override;
 
                text_field& text(const std::string& text);
 
                std::string& tooltip() override;
 
                text_field& tooltip(const std::string& tooltip);
 
                lecui::rect& rect() override;
 
                text_field& rect(const lecui::rect& rect);
 
                resize_params& on_resize() override;
 
                text_field& on_resize(const resize_params& on_resize);
 
                cursor_type& cursor() override;
 
                text_field& cursor(const cursor_type cursor);
 
                std::string& font() override;
 
                text_field& font(const std::string& font);
 
                float& font_size() override;
 
                text_field& font_size(const float& font_size);
 
                color& color_text() override;
 
                text_field& color_text(const color& color_text);
 
                color& color_fill() override;
 
                text_field& color_fill(const color& color_fill);
 
                color& color_hot() override;
 
                text_field& color_hot(const color& color_hot);
 
                color& color_selected() override;
 
                text_field& color_selected(const color& color_selected);
 
                color& color_disabled() override;
 
                text_field& color_disabled(const color& color_disabled);
 
                // widget specific widget
 
                float& border();
 
                text_field& border(const float& border);
 
                color& color_border();
 
                text_field& color_border(const color& color_border);
 
                float& corner_radius_x();
 
                text_field& corner_radius_x(const float& corner_radius_x);
 
                float& corner_radius_y();
 
                text_field& corner_radius_y(const float& corner_radius_y);
 
                std::string& prompt();
 
                text_field& prompt(const std::string& prompt);
 
                color& color_prompt();
 
                text_field& color_prompt(const color& color_prompt);
 
                color& color_caret();
 
                text_field& color_caret(const color& color_caret);
 
                color& color_input_error();
 
                text_field& color_input_error(const color& color_input_error);
 
                std::set<char>& allowed_characters();
 
                text_field& allowed_characters(const std::set<char>& allowed_characters);
 
                std::set<char>& forbidden_characters();
 
                text_field& forbidden_characters(const std::set<char>& forbidden_characters);
 
                int& maximum_length();
 
                text_field& maximum_length(const int& maximum_length);
 
            public:
                [[nodiscard]]
                static text_field& add(containers::page& page, const std::string& alias = std::string());
 
                [[nodiscard]]
                static text_field& get(form& fm, const std::string& path);
 
            private:
                char mask = '\0';
 
                text_field_events _text_field_events;
 
#if defined(LECUI_EXPORTS)
                friend class password_field_builder;
                friend class text_field_impl;
#endif
            };
        }
    }
}
 
#if defined(lecui_helper)
#define get_text_field(path) liblec::lecui::widgets::text_field::get(*this, path)
#endif