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// 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 <stddef.h> // for size_t
#include <algorithm> // for max
#include <memory> // for allocator, shared_ptr
#include <string> // for char_traits, operator+, string, basic_string, to_string
#include <utility> // for move
#include <vector> // 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 += "Event::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 if (event == Event::ArrowLeft) {
out += "Event::ArrowLeft";
} else if (event == Event::ArrowRight) {
out += "Event::ArrowRight";
} else if (event == Event::ArrowUp) {
out += "Event::ArrowUp";
} else if (event == Event::ArrowDown) {
out += "Event::ArrowDown";
} else if (event == Event::ArrowLeftCtrl) {
out += "Event::ArrowLeftCtrl";
} else if (event == Event ::ArrowRightCtrl) {
out += "Event::ArrowRightCtrl";
} else if (event == Event::ArrowUpCtrl) {
out += "Event::ArrowUpCtrl";
} else if (event == Event::ArrowDownCtrl) {
out += "Event::ArrowDownCtrl";
} else if (event == Event::Backspace) {
out += "Event::Backspace";
} else if (event == Event::Delete) {
out += "Event::Delete";
} else if (event == Event::Escape) {
out += "Event::Escape";
} else if (event == Event::Return) {
out += "Event::Return";
} else if (event == Event::Tab) {
out += "Event::Tab";
} else if (event == Event::TabReverse) {
out += "Event::TabReverse";
} else if (event == Event::F1) {
out += "Event::F1";
} else if (event == Event::F2) {
out += "Event::F2";
} else if (event == Event::F3) {
out += "Event::F3";
} else if (event == Event::F4) {
out += "Event::F4";
} else if (event == Event::F5) {
out += "Event::F5";
} else if (event == Event::F6) {
out += "Event::F6";
} else if (event == Event::F7) {
out += "Event::F7";
} else if (event == Event::F8) {
out += "Event::F8";
} else if (event == Event::F9) {
out += "Event::F9";
} else if (event == Event::F10) {
out += "Event::F10";
} else if (event == Event::F11) {
out += "Event::F11";
} else if (event == Event::F12) {
out += "Event::F12";
} else if (event == Event::Home) {
out += "Event::Home";
} else if (event == Event::End) {
out += "Event::End";
} else if (event == Event::PageUp) {
out += "Event::PageUp";
} else if (event == Event::PageDown) {
out += "Event::PageDown";
} else if (event == Event::Custom) {
out += "Custom";
} else {
out += "(special)";
}
return out;
}
int main() {
auto screen = ScreenInteractive::TerminalOutput();
std::vector<Event> 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);
}
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