FTXUI  5.0.0
C++ functional terminal UI.
examples/component/maybe.cpp
// 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.
#include <string> // for string, allocator, basic_string
#include <vector> // for vector
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for operator|, Maybe, Checkbox, Radiobox, Renderer, Vertical
#include "ftxui/component/component_base.hpp" // for Component
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
#include "ftxui/dom/elements.hpp" // for Element, border, color, operator|, text
#include "ftxui/screen/color.hpp" // for Color, Color::Red
using namespace ftxui;
int main() {
std::vector<std::string> entries = {
"entry 1",
"entry 2",
"entry 3",
};
int menu_1_selected = 0;
int menu_2_selected = 0;
bool menu_1_show = false;
bool menu_2_show = false;
auto layout = Container::Vertical({
Checkbox("Show menu_1", &menu_1_show),
Radiobox(&entries, &menu_1_selected) | border | Maybe(&menu_1_show),
Checkbox("Show menu_2", &menu_2_show),
Radiobox(&entries, &menu_2_selected) | border | Maybe(&menu_2_show),
Renderer([] {
return text("You found the secret combinaison!") | color(Color::Red);
}) | Maybe([&] { return menu_1_selected == 1 && menu_2_selected == 2; }),
});
screen.Loop(layout);
}
static ScreenInteractive TerminalOutput()
Component Vertical(Components children)
A list of components, drawn one by one vertically and navigated vertically using up/down arrow key or...
Definition: container.cpp:316
Component Maybe(Component, const bool *show)
Decorate a component |child|. It is shown only when |show| is true.
Definition: maybe.cpp:74
Component Radiobox(RadioboxOption options)
A list of element, where only one can be selected.
Definition: radiobox.cpp:205
Component Renderer(Component child, std::function< Element()>)
Return a new Component, similar to |child|, but using |render| as the Component::Render() event.
Definition: renderer.cpp:61
Element text(std::wstring text)
Display a piece of unicode text.
Definition: text.cpp:119
Component Checkbox(CheckboxOption options)
Draw checkable element.
Definition: checkbox.cpp:108
Element border(Element)
Draw a border around the element.
Definition: border.cpp:228
Decorator color(Color)
Decorate using a foreground color.
Definition: color.cpp:110