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examples/component/slider_direction.cpp
// 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 <array> // for array
#include <cmath> // for sin
#include <ftxui/component/component_base.hpp> // for ComponentBase
#include <ftxui/component/component_options.hpp> // for SliderOption
#include <ftxui/dom/direction.hpp> // for Direction, Direction::Up
#include <ftxui/dom/elements.hpp> // for size, GREATER_THAN, HEIGHT
#include <ftxui/util/ref.hpp> // for ConstRef, Ref
#include <memory> // for shared_ptr, __shared_ptr_access
#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Horizontal, Slider, operator|=
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
using namespace ftxui;
int main() {
auto screen = ScreenInteractive::TerminalOutput();
std::array<int, 30> values;
for (size_t i = 0; i < values.size(); ++i) {
values[i] = 50 + 20 * std::sin(i * 0.3);
}
auto layout_horizontal = Container::Horizontal({});
for (auto& value : values) {
// In C++17:
SliderOption<int> option;
option.value = &value;
option.max = 100;
option.increment = 5;
option.direction = Direction::Up;
layout_horizontal->Add(Slider<int>(option));
/* In C++20:
layout_horizontal->Add(Slider<int>({
.value = &values[i],
.max = 100,
.increment = 5,
.direction = Direction::Up,
}));
*/
}
layout_horizontal |= size(HEIGHT, GREATER_THAN, 20);
screen.Loop(layout_horizontal);
}
captured_mouse.hpp
ftxui::ScreenInteractive::TerminalOutput
static ScreenInteractive TerminalOutput()
Definition screen_interactive.cpp:406
component.hpp
component_base.hpp
component_options.hpp
direction.hpp
elements.hpp
ftxui::Container::Horizontal
Component Horizontal(Components children)
A list of components, drawn one by one horizontally and navigated horizontally using left/right arrow...
Definition container.cpp:360
ftxui
Definition animation.hpp:10
ftxui::HEIGHT
@ HEIGHT
Definition elements.hpp:153
ftxui::size
Decorator size(WidthOrHeight, Constraint, int value)
Apply a constraint on the size of an element.
Definition size.cpp:89
ftxui::Direction::Up
@ Up
Definition direction.hpp:9
ftxui::SliderOption::direction
Direction direction
Definition component_options.hpp:228
ftxui::SliderOption::increment
ConstRef< T > increment
Definition component_options.hpp:227
ftxui::Slider
Component Slider(SliderOption< T > options)
A slider in any direction.
Definition slider.cpp:346
ftxui::SliderOption::value
Ref< T > value
Definition component_options.hpp:224
ftxui::SliderOption::max
ConstRef< T > max
Definition component_options.hpp:226
ftxui::GREATER_THAN
@ GREATER_THAN
Definition elements.hpp:154
ftxui::SliderOption
Definition component_options.hpp:223
ref.hpp
screen_interactive.hpp