FTXUI/examples/component/modal_dialog.cpp
2021-05-14 21:47:51 +02:00

93 lines
3.3 KiB
C++

#include <memory> // for allocator, __shared_ptr_access, shared_ptr
#include <string> // for wstring, operator+, basic_string, char_traits
#include <vector> // for vector
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Button, Renderer, Horizontal, Tab
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
#include "ftxui/dom/elements.hpp" // for Element, operator|, filler, text, hbox, separator, center, vbox, bold, border, clear_under, dbox, size, GREATER_THAN, HEIGHT
int main(int argc, const char* argv[]) {
using namespace ftxui;
auto screen = ScreenInteractive::TerminalOutput();
// There are two layers. One at depth = 0 and the modal window at depth = 1;
int depth = 0;
// The current rating of FTXUI.
std::wstring rating = L"3/5 stars";
// At depth=0, two buttons. One for rating FTXUI and one for quitting.
auto button_rate_ftxui = Button("Rate FTXUI", [&] { depth = 1; });
auto button_quit = Button("Quit", screen.ExitLoopClosure());
auto depth_0_container = Container::Horizontal({
button_rate_ftxui,
button_quit,
});
auto depth_0_renderer = Renderer(depth_0_container, [&] {
return vbox({
text(L"Modal dialog example"),
separator(),
text(L"☆☆☆ FTXUI:" + rating + L" ☆☆☆") | bold,
filler(),
hbox({
button_rate_ftxui->Render(),
filler(),
button_quit->Render(),
}),
}) |
border | size(HEIGHT, GREATER_THAN, 18) | center;
});
// At depth=1, The "modal" window.
std::vector<std::wstring> rating_labels = {
L"1/5 stars", L"2/5 stars", L"3/5 stars", L"4/5 stars", L"5/5 stars",
};
auto on_rating = [&](std::wstring new_rating) {
rating = new_rating;
depth = 0;
};
auto depth_1_container = Container::Horizontal({
Button(&rating_labels[0], [&] { on_rating(rating_labels[0]); }),
Button(&rating_labels[1], [&] { on_rating(rating_labels[1]); }),
Button(&rating_labels[2], [&] { on_rating(rating_labels[2]); }),
Button(&rating_labels[3], [&] { on_rating(rating_labels[3]); }),
Button(&rating_labels[4], [&] { on_rating(rating_labels[4]); }),
});
auto depth_1_renderer = Renderer(depth_1_container, [&] {
return vbox({
text(L"Do you like FTXUI?"),
separator(),
hbox(depth_1_container->Render()),
}) |
border;
});
auto main_container = Container::Tab(&depth, {
depth_0_renderer,
depth_1_renderer,
});
auto main_renderer = Renderer(main_container, [&] {
Element document = depth_0_renderer->Render();
if (depth == 1) {
document = dbox({
document,
depth_1_renderer->Render() | clear_under | center,
});
}
return document;
});
screen.Loop(main_renderer);
return 0;
}
// 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.