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a9b50a718e
The only caller of HTMLEditRules::ReturnInParagraph() is HTMLEditRules::WillInsertBreak(). It should use EditorDOMPoint for storing selection start. Then, this patch makes what is set to ReturnInParagraph() clear. So, the point ReturnInParagraph() is always start of selection. MozReview-Commit-ID: 6X0P5gpwXKr --HG-- extra : rebase_source : d1814e5b7c8e4005886607691b37fe6a83e8e5be
126 lines
3.8 KiB
C++
126 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_EditorDOMPoint_h
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#define mozilla_EditorDOMPoint_h
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#include "mozilla/Assertions.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/RangeBoundary.h"
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#include "nsCOMPtr.h"
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#include "nsIContent.h"
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#include "nsINode.h"
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namespace mozilla {
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template<typename ParentType, typename RefType>
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class EditorDOMPointBase;
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typedef EditorDOMPointBase<nsCOMPtr<nsINode>,
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nsCOMPtr<nsIContent>> EditorDOMPoint;
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typedef EditorDOMPointBase<nsINode*, nsIContent*> EditorRawDOMPoint;
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template<typename ParentType, typename RefType>
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class MOZ_STACK_CLASS EditorDOMPointBase final
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: public RangeBoundaryBase<ParentType, RefType>
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{
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public:
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EditorDOMPointBase()
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: RangeBoundaryBase<ParentType, RefType>()
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{
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}
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EditorDOMPointBase(nsINode* aConatiner,
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int32_t aOffset)
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: RangeBoundaryBase<ParentType, RefType>(aConatiner,
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aOffset)
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{
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}
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EditorDOMPointBase(nsIDOMNode* aDOMContainer,
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int32_t aOffset)
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: RangeBoundaryBase<ParentType, RefType>()
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{
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nsCOMPtr<nsINode> container = do_QueryInterface(aDOMContainer);
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this->Set(container, aOffset);
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}
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/**
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* Different from RangeBoundary, aPointedNode should be a child node
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* which you want to refer. So, set non-nullptr if offset is
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* 0 - Length() - 1. Otherwise, set nullptr, i.e., if offset is same as
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* Length().
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*/
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explicit EditorDOMPointBase(nsINode* aPointedNode)
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: RangeBoundaryBase<ParentType, RefType>(
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aPointedNode && aPointedNode->IsContent() ?
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aPointedNode->GetParentNode() : nullptr,
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aPointedNode && aPointedNode->IsContent() ?
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GetRef(aPointedNode->GetParentNode(),
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aPointedNode->AsContent()) : nullptr)
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{
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}
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EditorDOMPointBase(nsINode* aContainer,
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nsIContent* aPointedNode,
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int32_t aOffset)
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: RangeBoundaryBase<ParentType, RefType>(aContainer,
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GetRef(aContainer, aPointedNode),
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aOffset)
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{
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}
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template<typename PT, typename RT>
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explicit EditorDOMPointBase(const RangeBoundaryBase<PT, RT>& aOther)
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: RangeBoundaryBase<ParentType, RefType>(aOther)
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{
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}
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explicit EditorDOMPointBase(const RawRangeBoundary& aRawRangeBoundary)
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: RangeBoundaryBase<ParentType, RefType>(aRawRangeBoundary)
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{
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}
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EditorDOMPointBase<nsINode*, nsIContent*>
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AsRaw() const
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{
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return EditorDOMPointBase<nsINode*, nsIContent*>(*this);
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}
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template<typename A, typename B>
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EditorDOMPointBase& operator=(const EditorDOMPointBase<A, B>& aOther)
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{
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RangeBoundaryBase<ParentType, RefType>::operator=(aOther);
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return *this;
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}
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template<typename A, typename B>
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EditorDOMPointBase& operator=(const RangeBoundaryBase<A, B>& aOther)
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{
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RangeBoundaryBase<ParentType, RefType>::operator=(aOther);
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return *this;
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}
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private:
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static nsIContent* GetRef(nsINode* aContainerNode, nsIContent* aPointedNode)
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{
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// If referring one of a child of the container, the 'ref' should be the
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// previous sibling of the referring child.
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if (aPointedNode) {
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return aPointedNode->GetPreviousSibling();
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}
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// If referring after the last child, the 'ref' should be the last child.
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if (aContainerNode && aContainerNode->IsContainerNode()) {
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return aContainerNode->GetLastChild();
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}
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return nullptr;
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}
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};
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} // namespace mozilla
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#endif // #ifndef mozilla_EditorDOMPoint_h
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