FTXUI  5.0.0
C++ functional terminal UI.
examples/component/menu_multiple.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 <stdlib.h> // for EXIT_SUCCESS
#include <memory> // for allocator, __shared_ptr_access
#include <string> // for string, operator+, basic_string, to_string, char_traits
#include <vector> // for vector, __alloc_traits<>::value_type
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Menu, Renderer, Horizontal, Vertical
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/screen_interactive.hpp" // for Component, ScreenInteractive
#include "ftxui/dom/elements.hpp" // for text, Element, operator|, window, flex, vbox
using namespace ftxui;
Component Window(std::string title, Component component) {
return Renderer(component, [component, title] { //
return window(text(title), component->Render()) | flex;
});
}
int main() {
int menu_selected[] = {0, 0, 0};
std::vector<std::vector<std::string>> menu_entries = {
{
"Ananas",
"Raspberry",
"Citrus",
},
{
"Potatoes",
"Weat",
"Rise",
},
{
"Carrot",
"Lettuce",
"Tomato",
},
};
int menu_selected_global = 0;
auto menu_global = Container::Vertical(
{
Window("Menu 1", Menu(&menu_entries[0], &menu_selected[0])),
Window("Menu 2", Menu(&menu_entries[1], &menu_selected[1])),
Window("Menu 3", Menu(&menu_entries[2], &menu_selected[2])),
},
&menu_selected_global);
auto info = Renderer([&] {
int g = menu_selected_global;
std::string value = menu_entries[g][menu_selected[g]];
return window(text("Content"), //
vbox({
text("menu_selected_global = " + std::to_string(g)),
text("menu_selected[0] = " +
std::to_string(menu_selected[0])),
text("menu_selected[1] = " +
std::to_string(menu_selected[1])),
text("menu_selected[2] = " +
std::to_string(menu_selected[2])),
text("Value = " + value),
})) |
});
auto global = Container::Horizontal({
menu_global,
info,
});
screen.Loop(global);
return EXIT_SUCCESS;
}
static ScreenInteractive TerminalOutput()
Component Horizontal(Components children)
A list of components, drawn one by one horizontally and navigated horizontally using left/right arrow...
Definition: container.cpp:359
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
Element window(Element title, Element content, BorderStyle border=ROUNDED)
Draw window with a title and a border around the element.
Definition: border.cpp:508
Element flex(Element)
Make a child element to expand proportionally to the space left in a container.
Definition: flex.cpp:122
Component Menu(MenuOption options)
A list of text. The focused element is selected.
Definition: menu.cpp:512
std::shared_ptr< ComponentBase > Component
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
Component Window(WindowOptions option)
A draggeable / resizeable window. To use multiple of them, they must be stacked using Container::Stac...
Definition: window.cpp:312
std::string to_string(const std::wstring &s)
Convert a UTF8 std::string into a std::wstring.
Definition: string.cpp:1565
Element text(std::wstring text)
Display a piece of unicode text.
Definition: text.cpp:119
Element vbox(Elements)
A container displaying elements vertically one by one.
Definition: vbox.cpp:83