FTXUI/examples/component/menu_entries.cpp

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#include <functional> // for function
#include <iostream> // for basic_ostream::operator<<, operator<<, endl, basic_ostream, basic_ostream<>::__ostream_type, cout, ostream
#include <string> // for string, basic_string, allocator
#include <vector> // for vector
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Menu
#include "ftxui/component/component_options.hpp" // for MenuOption
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
using namespace ftxui;
// Define a special style for some menu entry.
MenuEntryOption Colored(ftxui::Color c) {
MenuEntryOption special_style;
special_style.style_normal = Decorator(color(c));
special_style.style_focused = Decorator(color(c)) | inverted;
special_style.style_selected = Decorator(color(c)) | bold;
special_style.style_selected_focused = Decorator(color(c)) | inverted | bold;
return special_style;
}
int main(int argc, const char* argv[]) {
auto screen = ScreenInteractive::TerminalOutput();
//Black = 0,
//Red = 1,
//Green = 2,
//Yellow = 3,
//Blue = 4,
//Magenta = 5,
//Cyan = 6,
//GrayLight = 7,
//GrayDark = 8,
//RedLight = 9,
//GreenLight = 10,
//YellowLight = 11,
//BlueLight = 12,
//MagentaLight = 13,
//CyanLight = 14,
//White = 15,
int selected = 0;
auto menu = Container::Vertical(
{
MenuEntry(" 1. improve"),
MenuEntry(" 2. tolerant"),
MenuEntry(" 3. career"),
MenuEntry(" 4. cast"),
MenuEntry(" 5. question"),
Renderer([] { return separator(); }),
MenuEntry(" 6. rear", Colored(Color::Red)),
MenuEntry(" 7. drown", Colored(Color::Yellow)),
MenuEntry(" 8. nail", Colored(Color::Green)),
MenuEntry(" 9. quit", Colored(Color::Cyan)),
MenuEntry("10. decorative", Colored(Color::Blue)),
Renderer([] { return separator(); }),
MenuEntry("11. costume"),
MenuEntry("12. pick"),
MenuEntry("13. oral"),
MenuEntry("14. minister"),
MenuEntry("15. football"),
MenuEntry("16. welcome"),
MenuEntry("17. copper"),
MenuEntry("18. inhabitant"),
MenuEntry("19. fortune"),
},
&selected);
// Display together the menu with a border
auto renderer = Renderer(menu, [&] {
return vbox({
hbox(text("selected = "), text(std::to_string(selected))),
separator(),
menu->Render() | frame | size(HEIGHT, LESS_THAN, 10),
}) |
border;
});
screen.Loop(renderer);
std::cout << "Selected element = " << selected << std::endl;
}
// Copyright 2020 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.