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Introduce Options and use them for Menu.

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Introduce Options for components. This allows me to add new features,
without updating functions signatures.
This commit is contained in:
ArthurSonzogni
2021-07-07 22:13:33 +02:00
committed by Arthur Sonzogni
parent 82adc3b410
commit cd84b187b3
10 changed files with 168 additions and 120 deletions
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19
include/ftxui/component/menu.hpp
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@@ -5,8 +5,9 @@
#include <string> // for wstring
#include <vector> // for vector
#include "ftxui/component/component.hpp" // for Component
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/component.hpp" // for Component
#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/component_options.hpp" // for Component
#include "ftxui/dom/elements.hpp" // for Element, Decorator, operator|, bold, inverted, nothing
#include "ftxui/screen/box.hpp" // for Box
@@ -21,21 +22,14 @@ class MenuBase : public ComponentBase {
static MenuBase* From(Component component);
// Constructor.
MenuBase(const std::vector<std::wstring>* entries, int* selected_);
MenuBase(const std::vector<std::wstring>* entries,
int* selected_,
ConstRef<MenuOption> option = {});
~MenuBase() override = default;
// State.
int focused = 0;
Decorator normal_style = nothing;
Decorator focused_style = inverted;
Decorator selected_style = bold;
Decorator selected_focused_style = focused_style | selected_style;
// State update callback.
std::function<void()> on_change = []() {};
std::function<void()> on_enter = []() {};
// Component implementation.
Element Render() override;
bool OnEvent(Event) override;
@@ -43,6 +37,7 @@ class MenuBase : public ComponentBase {
protected:
const std::vector<std::wstring>* const entries_;
int* selected_ = 0;
ConstRef<MenuOption> option_;
bool OnMouseEvent(Event);