54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
#pragma once
|
|
#include "creeper-qt/utility/qt_wrapper/margin-setter.hh"
|
|
#include "creeper-qt/utility/trait/widget.hh"
|
|
#include "creeper-qt/utility/wrapper/common.hh"
|
|
|
|
namespace creeper::layout::pro {
|
|
|
|
struct Layout { };
|
|
using Token = common::Token<Layout>;
|
|
|
|
using ContentsMargin = SetterProp<Token, QMargins,
|
|
[](auto& self, const auto& margins) { self.setContentsMargins(margins); }>;
|
|
|
|
using Alignment = SetterProp<Token, Qt::Alignment,
|
|
[](auto& self, const auto& alignment) { self.setAlignment(alignment); }>;
|
|
|
|
using Spacing =
|
|
SetterProp<Token, int, [](auto& self, const auto& spacing) { self.setSpacing(spacing); }>;
|
|
|
|
using Margin = SetterProp<Token, int, qt::margin_setter>;
|
|
|
|
template <widget_trait T>
|
|
struct Widget : Token {
|
|
|
|
T* item_pointer = nullptr;
|
|
|
|
explicit Widget(T* pointer) noexcept
|
|
: item_pointer { pointer } { }
|
|
|
|
explicit Widget(auto&&... args) noexcept
|
|
requires std::constructible_from<T, decltype(args)...>
|
|
: item_pointer { new T { std::forward<decltype(args)>(args)... } } { }
|
|
|
|
auto apply(auto& layout) const { layout.addWidget(item_pointer); }
|
|
};
|
|
|
|
// 传入一个方法用来辅助构造，在没有想要的接口时用这个吧
|
|
template <typename Lambda>
|
|
struct Apply : Token {
|
|
Lambda lambda;
|
|
explicit Apply(Lambda lambda) noexcept
|
|
: lambda { lambda } { }
|
|
auto apply(auto& self) const noexcept -> void {
|
|
if constexpr (std::invocable<Lambda>) lambda();
|
|
if constexpr (std::invocable<Lambda, decltype(self)>) lambda(self);
|
|
}
|
|
};
|
|
|
|
template <class T>
|
|
concept trait = std::derived_from<T, Token>;
|
|
|
|
CREEPER_DEFINE_CHECKER(trait);
|
|
}
|