// 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 // for size_t #include // for max #include // for allocator, shared_ptr #include // for char_traits, operator+, string, basic_string, to_string #include // for move #include // for vector #include "ftxui/component/captured_mouse.hpp" // for ftxui #include "ftxui/component/component.hpp" // for CatchEvent, Renderer #include "ftxui/component/event.hpp" // for Event #include "ftxui/component/mouse.hpp" // for Mouse, Mouse::Left, Mouse::Middle, Mouse::None, Mouse::Pressed, Mouse::Released, Mouse::Right, Mouse::WheelDown, Mouse::WheelUp #include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive #include "ftxui/dom/elements.hpp" // for text, vbox, window, Element, Elements using namespace ftxui; std::string Stringify(Event event) { std::string out; for (auto& it : event.input()) out += " " + std::to_string((unsigned int)it); out = "(" + out + " ) -> "; if (event.is_character()) { out += "character(" + event.character() + ")"; } else if (event.is_mouse()) { out += "mouse"; switch (event.mouse().button) { case Mouse::Left: out += "_left"; break; case Mouse::Middle: out += "_middle"; break; case Mouse::Right: out += "_right"; break; case Mouse::None: out += "_none"; break; case Mouse::WheelUp: out += "_wheel_up"; break; case Mouse::WheelDown: out += "_wheel_down"; break; } switch (event.mouse().motion) { case Mouse::Pressed: out += "_pressed"; break; case Mouse::Released: out += "_released"; break; } if (event.mouse().control) out += "_control"; if (event.mouse().shift) out += "_shift"; if (event.mouse().meta) out += "_meta"; out += "(" + // std::to_string(event.mouse().x) + "," + std::to_string(event.mouse().y) + ")"; } else { out += "(special)"; } return out; } int main(int argc, const char* argv[]) { auto screen = ScreenInteractive::TerminalOutput(); std::vector keys; auto component = Renderer([&] { Elements children; for (size_t i = std::max(0, (int)keys.size() - 20); i < keys.size(); ++i) children.push_back(text(Stringify(keys[i]))); return window(text("keys"), vbox(std::move(children))); }); component |= CatchEvent([&](Event event) { keys.push_back(event); return true; }); screen.Loop(component); }