SplitterSizeInjector.h

/*
 * AUI Framework - Declarative UI toolkit for modern C++20
 * Copyright (C) 2020-2025 Alex2772 and Contributors
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
 
#include <AUI/View/ASplitterHelper.h>

template<ALayoutDirection direction>
struct SizeInjector {
   const ASplitterHelper::Item& item;
   auto operator->() const { return this; }
 
#define ASPLITTER_IMPL_FORWARD_METHOD(name)                  \
   template <typename... Args>                              \
   auto name(Args&&... args) const {                        \
       return item.view->name(std::forward<Args>(args)...); \
   }
   ASPLITTER_IMPL_FORWARD_METHOD(ensureAssUpdated)
   ASPLITTER_IMPL_FORWARD_METHOD(getExpanding)
   ASPLITTER_IMPL_FORWARD_METHOD(getVisibility)
   ASPLITTER_IMPL_FORWARD_METHOD(getMargin)
   ASPLITTER_IMPL_FORWARD_METHOD(setGeometry)
   ASPLITTER_IMPL_FORWARD_METHOD(getSize)
   ASPLITTER_IMPL_FORWARD_METHOD(getFixedSize)
   ASPLITTER_IMPL_FORWARD_METHOD(getMaxSize)
 
   glm::ivec2 getMinimumSize() const {
       auto size = item.view->getMinimumSize();
       if (item.overridedSize) {
           auto& value = aui::layout_direction::getAxisValue(direction, size);
           value = glm::max(*item.overridedSize, value);
       }
       return size;
   }
 
   bool operator==(const SizeInjector& rhs) const noexcept { return item.view == rhs.item.view; }
};

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