FTXUI/src/ftxui/dom/hyperlink.cpp
2023-08-19 14:56:28 +02:00

75 lines
2.4 KiB
C++

// Copyright 2023 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 <cstdint> // for uint8_t
#include <memory> // for make_shared
#include <string> // for string
#include <utility> // for move
#include "ftxui/dom/elements.hpp" // for Element, Decorator, hyperlink
#include "ftxui/dom/node_decorator.hpp" // for NodeDecorator
#include "ftxui/screen/box.hpp" // for Box
#include "ftxui/screen/screen.hpp" // for Screen, Pixel
namespace ftxui {
namespace {
class Hyperlink : public NodeDecorator {
public:
Hyperlink(Element child, std::string link)
: NodeDecorator(std::move(child)), link_(std::move(link)) {}
void Render(Screen& screen) override {
const uint8_t hyperlink_id = screen.RegisterHyperlink(link_);
for (int y = box_.y_min; y <= box_.y_max; ++y) {
for (int x = box_.x_min; x <= box_.x_max; ++x) {
screen.PixelAt(x, y).hyperlink = hyperlink_id;
}
}
NodeDecorator::Render(screen);
}
std::string link_;
};
} // namespace
/// @brief Make the rendered area clickable using a web browser.
/// The link will be opened when the user click on it.
/// This is supported only on a limited set of terminal emulator.
/// List: https://github.com/Alhadis/OSC8-Adoption/
/// @param link The link
/// @param child The input element.
/// @return The output element with the link.
/// @ingroup dom
///
/// ### Example
///
/// ```cpp
/// Element document =
/// hyperlink("https://github.com/ArthurSonzogni/FTXUI", "link");
/// ```
Element hyperlink(std::string link, Element child) {
return std::make_shared<Hyperlink>(std::move(child), std::move(link));
}
/// @brief Decorate using an hyperlink.
/// The link will be opened when the user click on it.
/// This is supported only on a limited set of terminal emulator.
/// List: https://github.com/Alhadis/OSC8-Adoption/
/// @param link The link to redirect the users to.
/// @return The Decorator applying the hyperlink.
/// @ingroup dom
///
/// ### Example
///
/// ```cpp
/// Element document =
/// text("red") | hyperlink("https://github.com/Arthursonzogni/FTXUI");
/// ```
// NOLINTNEXTLINE
Decorator hyperlink(std::string link) {
return [link](Element child) { return hyperlink(link, std::move(child)); };
}
} // namespace ftxui