FTXUI/examples/component/menu_style.cpp

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#include <functional> // for function
#include <initializer_list> // for initializer_list
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#include <memory> // for __shared_ptr_access
#include <string> // for wstring, allocator, basic_string
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#include <vector> // for vector
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#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Menu, Make
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/container.hpp" // for Container
#include "ftxui/component/menu.hpp" // for MenuBase
#include "ftxui/component/screen_interactive.hpp" // for Component, ScreenInteractive
#include "ftxui/dom/elements.hpp" // for operator|, Element, separator, bgcolor, color, flex, Decorator, bold, hbox, border, dim
#include "ftxui/screen/color.hpp" // for Color, Color::Blue, Color::BlueLight, Color::Red, Color::Yellow
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using namespace ftxui;
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std::vector<std::wstring> entries = {
L"Monkey", L"Dog", L"Cat", L"Bird", L"Elephant",
};
class MyComponent : public ComponentBase {
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public:
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MyComponent(std::function<void(void)> exit) {
on_enter_ = exit;
Add(container);
for (Component menu :
{menu_1_, menu_2_, menu_3_, menu_4_, menu_5_, menu_6_})
MenuBase::From(menu)->on_enter = [this] { on_enter_(); };
MenuBase::From(menu_2_)->focused_style = bold | color(Color::Blue);
MenuBase::From(menu_2_)->selected_style = color(Color::Blue);
MenuBase::From(menu_2_)->selected_focused_style = bold | color(Color::Blue);
MenuBase::From(menu_3_)->selected_style = color(Color::Blue);
MenuBase::From(menu_3_)->focused_style = bgcolor(Color::Blue);
MenuBase::From(menu_3_)->selected_focused_style = bgcolor(Color::Blue);
MenuBase::From(menu_4_)->selected_style = bgcolor(Color::Blue);
MenuBase::From(menu_4_)->focused_style = bgcolor(Color::BlueLight);
MenuBase::From(menu_4_)->selected_focused_style = bgcolor(Color::BlueLight);
MenuBase::From(menu_5_)->normal_style = bgcolor(Color::Blue);
MenuBase::From(menu_5_)->selected_style = bgcolor(Color::Yellow);
MenuBase::From(menu_5_)->focused_style = bgcolor(Color::Red);
MenuBase::From(menu_5_)->selected_focused_style = bgcolor(Color::Red);
MenuBase::From(menu_6_)->normal_style = dim | color(Color::Blue);
MenuBase::From(menu_6_)->selected_style = color(Color::Blue);
MenuBase::From(menu_6_)->focused_style = bold | color(Color::Blue);
MenuBase::From(menu_6_)->selected_focused_style = bold | color(Color::Blue);
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}
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std::function<void()> on_enter_;
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private:
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int menu_1_selected_ = 0;
int menu_2_selected_ = 0;
int menu_3_selected_ = 0;
int menu_4_selected_ = 0;
int menu_5_selected_ = 0;
int menu_6_selected_ = 0;
Component menu_1_ = Menu(&entries, &menu_1_selected_);
Component menu_2_ = Menu(&entries, &menu_2_selected_);
Component menu_3_ = Menu(&entries, &menu_3_selected_);
Component menu_4_ = Menu(&entries, &menu_4_selected_);
Component menu_5_ = Menu(&entries, &menu_5_selected_);
Component menu_6_ = Menu(&entries, &menu_6_selected_);
Component container = Container::Horizontal({
menu_1_,
menu_2_,
menu_3_,
menu_4_,
menu_5_,
menu_6_,
});
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// clang-format off
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Element Render() override {
return
hbox({
menu_1_->Render() | flex, separator(),
menu_2_->Render() | flex, separator(),
menu_3_->Render() | flex, separator(),
menu_4_->Render() | flex, separator(),
menu_5_->Render() | flex, separator(),
menu_6_->Render() | flex,
}) | border;
}
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// clang-format on
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};
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int main(int argc, const char* argv[]) {
auto screen = ScreenInteractive::TerminalOutput();
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screen.Loop(Make<MyComponent>(screen.ExitLoopClosure()));
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}
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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.