FTXUI/examples/component/menu_entries.cpp
2021-09-16 20:45:26 +02:00

77 lines
2.9 KiB
C++

#include <iostream> // for basic_ostream::operator<<, operator<<, endl, basic_ostream, basic_ostream<>::__ostream_type, cout, ostream
#include <memory> // for shared_ptr, __shared_ptr_access
#include <string> // for to_string, allocator
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for MenuEntry, Renderer, Vertical
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/component_options.hpp" // for MenuEntryOption
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
#include "ftxui/dom/elements.hpp" // for operator|, separator, Element, Decorator, color, text, hbox, size, bold, frame, inverted, vbox, HEIGHT, LESS_THAN, border
#include "ftxui/screen/color.hpp" // for Color, Color::Blue, Color::Cyan, Color::Green, Color::Red, Color::Yellow
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();
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.