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https://github.com/ArthurSonzogni/FTXUI.git
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83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
#include <functional> // for function
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#include <iostream> // for basic_ostream::operator<<, operator<<, endl, basic_ostream, basic_ostream<>::__ostream_type, cout, ostream
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#include <memory> // for allocator, shared_ptr, __shared_ptr_access
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#include <string> // for char_traits, to_string, operator+, string, basic_string
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#include "ftxui/component/captured_mouse.hpp" // for ftxui
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#include "ftxui/component/component.hpp" // for MenuEntry, Renderer, Vertical
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#include "ftxui/component/component_base.hpp" // for ComponentBase
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#include "ftxui/component/component_options.hpp" // for MenuEntryOption
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#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
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#include "ftxui/dom/elements.hpp" // for operator|, Element, separator, text, hbox, size, frame, color, vbox, HEIGHT, LESS_THAN, bold, border, inverted
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#include "ftxui/screen/color.hpp" // for Color, Color::Blue, Color::Cyan, Color::Green, Color::Red, Color::Yellow
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using namespace ftxui;
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// Define a special style for some menu entry.
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MenuEntryOption Colored(ftxui::Color c) {
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MenuEntryOption option;
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option.transform = [c](EntryState state) {
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state.label = (state.active ? "> " : " ") + state.label;
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Element e = text(state.label) | color(c);
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if (state.focused)
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e = e | inverted;
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if (state.active)
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e = e | bold;
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return e;
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};
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return option;
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}
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int main() {
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auto screen = ScreenInteractive::TerminalOutput();
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int selected = 0;
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auto menu = Container::Vertical(
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{
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MenuEntry(" 1. improve"),
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MenuEntry(" 2. tolerant"),
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MenuEntry(" 3. career"),
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MenuEntry(" 4. cast"),
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MenuEntry(" 5. question"),
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Renderer([] { return separator(); }),
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MenuEntry(" 6. rear", Colored(Color::Red)),
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MenuEntry(" 7. drown", Colored(Color::Yellow)),
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MenuEntry(" 8. nail", Colored(Color::Green)),
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MenuEntry(" 9. quit", Colored(Color::Cyan)),
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MenuEntry("10. decorative", Colored(Color::Blue)),
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Renderer([] { return separator(); }),
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MenuEntry("11. costume"),
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MenuEntry("12. pick"),
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MenuEntry("13. oral"),
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MenuEntry("14. minister"),
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MenuEntry("15. football"),
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MenuEntry("16. welcome"),
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MenuEntry("17. copper"),
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MenuEntry("18. inhabitant"),
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MenuEntry("19. fortune"),
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},
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&selected);
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// Display together the menu with a border
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auto renderer = Renderer(menu, [&] {
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return vbox({
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hbox(text("selected = "), text(std::to_string(selected))),
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separator(),
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menu->Render() | frame | size(HEIGHT, LESS_THAN, 10),
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}) |
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border;
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});
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screen.Loop(renderer);
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std::cout << "Selected element = " << selected << std::endl;
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}
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// Copyright 2020 Arthur Sonzogni. All rights reserved.
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// Use of this source code is governed by the MIT license that can be found in
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// the LICENSE file.
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