mirror of
https://github.com/ArthurSonzogni/FTXUI.git
synced 2024-10-31 16:27:30 +08:00
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
#include <functional> // for function
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#include <memory> // for allocator, __shared_ptr_access
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#include <string> // for operator+, to_wstring, char_traits
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#include "ftxui/component/captured_mouse.hpp" // for ftxui
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#include "ftxui/component/component.hpp" // for Slider, Make
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#include "ftxui/component/component_base.hpp" // for ComponentBase
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#include "ftxui/component/container.hpp" // for Container
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#include "ftxui/component/event.hpp" // for Event, Event::Escape, Event::Return
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#include "ftxui/component/screen_interactive.hpp" // for Component, ScreenInteractive
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#include "ftxui/dom/elements.hpp" // for separator, operator|, Element, size, text, vbox, xflex, bgcolor, hbox, GREATER_THAN, WIDTH, border, HEIGHT, LESS_THAN
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#include "ftxui/screen/color.hpp" // for Color
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using namespace ftxui;
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Element ColorTile(int red, int green, int blue) {
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return text(L"") | size(WIDTH, GREATER_THAN, 14) |
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size(HEIGHT, GREATER_THAN, 7) | bgcolor(Color::RGB(red, green, blue));
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}
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Element ColorString(int red, int green, int blue) {
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return text(L"RGB = (" + //
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std::to_wstring(red) + L"," + //
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std::to_wstring(green) + L"," + //
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std::to_wstring(blue) + L")" //
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);
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}
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class MyComponent : public ComponentBase {
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private:
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int* red_;
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int* green_;
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int* blue_;
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Component slider_red_ = Slider(L"Red :", red_, 0, 255, 1);
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Component slider_green_ = Slider(L"Green:", green_, 0, 255, 1);
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Component slider_blue_ = Slider(L"Blue :", blue_, 0, 255, 1);
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std::function<void(void)> quit_;
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public:
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MyComponent(int* red, int* green, int* blue, std::function<void(void)> quit)
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: red_(red), green_(green), blue_(blue), quit_(quit) {
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Add(Container::Vertical({
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slider_red_,
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slider_green_,
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slider_blue_,
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}));
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}
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Element Render() {
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return hbox({
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ColorTile(*red_, *green_, *blue_),
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separator(),
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vbox({
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slider_red_->Render(),
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separator(),
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slider_green_->Render(),
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separator(),
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slider_blue_->Render(),
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separator(),
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ColorString(*red_, *green_, *blue_),
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}) | xflex,
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}) |
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border | size(WIDTH, LESS_THAN, 80);
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}
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bool OnEvent(Event event) {
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if (event == Event::Return || event == Event::Escape)
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quit_();
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return ComponentBase::OnEvent(event);
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}
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};
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int main(int argc, const char* argv[]) {
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auto screen = ScreenInteractive::TerminalOutput();
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int red = 128;
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int green = 25;
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int blue = 100;
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screen.Loop(Make<MyComponent>(&red, &green, &blue, screen.ExitLoopClosure()));
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}
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// Copyright 2020 Arthur Sonzogni. All rights reserved.
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// Use of this source code is governed by the MIT license that can be found in
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// the LICENSE file.
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