(C++) ShinyButton
January 25, 2018 · View on GitHub
(C++) ShinyButton
ShinyButton is a class for a shiny button.
Technical facts
./CppShinyButton/CppShinyButton.pri
INCLUDEPATH += \ ../../Classes/CppShinyButton SOURCES += \ ../../Classes/CppShinyButton/shinybutton.cpp HEADERS += \ ../../Classes/CppShinyButton/shinybutton.h OTHER_FILES += \ ../../Classes/CppShinyButton/Licence.txt
./CppShinyButton/shinybutton.h
//--------------------------------------------------------------------------- /* ShinyButton, toggle button class Copyright 2011-2015 Richel Bilderbeek This program 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. This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ //--------------------------------------------------------------------------- //From http://www.richelbilderbeek.nl/CppShinyButton.htm //--------------------------------------------------------------------------- #ifndef SHINYBUTTON_H #define SHINYBUTTON_H #include <string> #include <vector> #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Weffc++" #pragma GCC diagnostic ignored "-Wunused-local-typedefs" #pragma GCC diagnostic ignored "-Wunused-but-set-parameter" #include <boost/checked_delete.hpp> #include <boost/signals2.hpp> #pragma GCC diagnostic pop namespace ribi { ///ShinyButton is a class for a toggle button struct ShinyButton { explicit ShinyButton( const double color, const double gradient, const std::string& text = "") noexcept; ///Get the main color (the color in the middle) of the ShinyButton double GetColor() const noexcept { return m_color; } ///Get the change of gradient on the ShinyButton. ///The difference in color between the left and right of the ShinyButton double GetGradient() const noexcept { return m_gradient; } const std::string& GetText() const noexcept { return m_text; } ///Set the ShinyButton its color void SetColor( const double color, const double gradient) noexcept; ///Set the ShinyButton its text void SetText(const std::string& text) noexcept; ///The signal that is emitted when ShinyButton changes color mutable boost::signals2::signal<void ()> m_signal_color_changed; ///The signal that is emitted when ShinyButton changes color mutable boost::signals2::signal<void ()> m_signal_text_changed; private: //ShinyButton can only be deleted by Boost smart pointers virtual ~ShinyButton() noexcept {} //ShinyButton can only be deleted by Boost smart pointers friend void boost::checked_delete<>(ShinyButton*); ///\brief ///The main color of the ShinyButton /// ///m_color denotes the fraction [0.0,1.0] on the rainbow: ///0.0 = red, 1.0 = magenta double m_color; ///\brief ///The change of gradient on the ShinyButton /// ///Gradient goes from [m_color-(0.5*m_gradient),m_color+(0.5*m_gradient)] ///0.0 = no gradient = a single color ///1.0 = show the entire rainbow with m_color in the middle double m_gradient; ///The text displayed by the ShinyButton std::string m_text; friend std::ostream& operator<<(std::ostream& os, const ShinyButton& button) noexcept; public: static std::string GetVersion() noexcept; static std::vector<std::string> GetVersionHistory() noexcept; }; std::ostream& operator<<(std::ostream& os, const ShinyButton& button) noexcept; } //~namespace ribi #endif // SHINYBUTTON_H
./CppShinyButton/shinybutton.cpp
//--------------------------------------------------------------------------- /* ShinyButton, toggle button class Copyright 2011-2015 Richel Bilderbeek This program 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. This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ //--------------------------------------------------------------------------- //From http://www.richelbilderbeek.nl/CppShinyButton.htm //--------------------------------------------------------------------------- #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Weffc++" #pragma GCC diagnostic ignored "-Wunused-local-typedefs" #pragma GCC diagnostic ignored "-Wunused-but-set-parameter" #include "shinybutton.h" #include <cassert> #include <cmath> #include "trace.h" #pragma GCC diagnostic pop ribi::ShinyButton::ShinyButton( const double color, const double gradient, const std::string& text) noexcept : m_signal_color_changed{}, m_signal_text_changed{}, m_color(color), m_gradient(gradient), m_text(text) { } std::string ribi::ShinyButton::GetVersion() noexcept { return "1.0"; } std::vector<std::string> ribi::ShinyButton::GetVersionHistory() noexcept { return { "2011-09-21: Version 1.0: initial version" }; } void ribi::ShinyButton::SetColor( const double color, const double gradient) noexcept { if (color != m_color || gradient != m_gradient) { m_color = color; m_gradient = gradient; m_signal_color_changed(); } } void ribi::ShinyButton::SetText( const std::string& text) noexcept { if (text != m_text) { m_text = text; m_signal_text_changed(); } } std::ostream& ribi::operator<<(std::ostream& os, const ShinyButton& button) noexcept { os << "<ShinyButton>" << "<color>" << button.m_color << "</color>" << "<gradient>" << button.m_gradient << "</gradient>" << "<text>" << button.m_text << "</text>" << "</ShinyButton>"; return os; }