FTXUI/examples/component/menu_multiple.cpp
Shreyas Atre bd21cac2b6
Menu of components (#131)
Allow Container::Vertical and Container::Horizontal to have an
external selector, similar to Container::Tab.

This is useful for implementing a menu of menu.

Co-authored-by: ArthurSonzogni <sonzogniarthur@gmail.com>
2021-06-27 17:53:17 +02:00

80 lines
2.6 KiB
C++

#include <stdlib.h> // for EXIT_SUCCESS
#include <memory> // for __shared_ptr_access
#include <string> // for wstring, allocator, operator+, basic_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
#include "ftxui/screen/string.hpp" // for to_wstring
using namespace ftxui;
Component Window(std::wstring title, Component component) {
return Renderer(component, [component, title] { //
return window(text(title), component->Render()) | flex;
});
}
int main(int argc, const char* argv[]) {
int menu_selected[] = {0, 0, 0};
std::vector<std::vector<std::wstring>> menu_entries = {
{
L"Ananas",
L"Raspberry",
L"Citrus",
},
{
L"Potatoes",
L"Weat",
L"Rise",
},
{
L"Carrot",
L"Lettuce",
L"Tomato",
},
};
int menu_selected_global = 0;
auto menu_global = Container::Vertical(
{
Window(L"Menu 1", Menu(&menu_entries[0], &menu_selected[0])),
Window(L"Menu 2", Menu(&menu_entries[1], &menu_selected[1])),
Window(L"Menu 3", Menu(&menu_entries[2], &menu_selected[2])),
},
&menu_selected_global);
auto info = Renderer([&] {
int g = menu_selected_global;
std::wstring value = menu_entries[g][menu_selected[g]];
return window(text(L"Content"), //
vbox({
text(L"menu_selected_global = " + to_wstring(g)),
text(L"menu_selected[0] = " +
to_wstring(menu_selected[0])),
text(L"menu_selected[1] = " +
to_wstring(menu_selected[1])),
text(L"menu_selected[2] = " +
to_wstring(menu_selected[2])),
text(L"Value = " + value),
})) |
flex;
});
auto global = Container::Horizontal({
menu_global,
info,
});
auto screen = ScreenInteractive::TerminalOutput();
screen.Loop(global);
return EXIT_SUCCESS;
}
// 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.