mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
e52329c788
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
138 lines
3.6 KiB
C++
138 lines
3.6 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 nsXMLBinding_h__
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#define nsXMLBinding_h__
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#include "nsAutoPtr.h"
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#include "nsIAtom.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/XPathExpression.h"
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class nsINode;
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class nsXULTemplateResultXML;
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class nsXMLBindingValues;
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namespace mozilla {
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namespace dom {
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class XPathResult;
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} // namespace dom
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} // namespace mozilla
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/**
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* Classes related to storing bindings for XML handling.
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*/
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/**
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* a <binding> description
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*/
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struct nsXMLBinding {
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nsCOMPtr<nsIAtom> mVar;
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nsAutoPtr<mozilla::dom::XPathExpression> mExpr;
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nsAutoPtr<nsXMLBinding> mNext;
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nsXMLBinding(nsIAtom* aVar, nsAutoPtr<mozilla::dom::XPathExpression>&& aExpr)
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: mVar(aVar), mExpr(aExpr), mNext(nullptr)
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{
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MOZ_COUNT_CTOR(nsXMLBinding);
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}
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~nsXMLBinding()
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{
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MOZ_COUNT_DTOR(nsXMLBinding);
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}
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};
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/**
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* a collection of <binding> descriptors. This object is refcounted by
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* nsXMLBindingValues objects and the query processor.
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*/
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class nsXMLBindingSet final
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{
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~nsXMLBindingSet();
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public:
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// pointer to the first binding in a linked list
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nsAutoPtr<nsXMLBinding> mFirst;
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NS_INLINE_DECL_REFCOUNTING(nsXMLBindingSet);
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/**
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* Add a binding to the set
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*/
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void
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AddBinding(nsIAtom* aVar, nsAutoPtr<mozilla::dom::XPathExpression>&& aExpr);
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/**
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* The nsXMLBindingValues class stores an array of values, one for each
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* target symbol that could be set by the bindings in the set.
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* LookupTargetIndex determines the index into the array for a given
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* target symbol.
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*/
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int32_t
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LookupTargetIndex(nsIAtom* aTargetVariable, nsXMLBinding** aBinding);
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};
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/**
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* a set of values of bindings. This object is used once per result.
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*/
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class nsXMLBindingValues
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{
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protected:
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// the binding set
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nsRefPtr<nsXMLBindingSet> mBindings;
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/**
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* A set of values for variable bindings. To look up a binding value,
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* scan through the binding set in mBindings for the right target atom.
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* Its index will correspond to the index in this array.
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*/
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nsTArray<nsRefPtr<mozilla::dom::XPathResult> > mValues;
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public:
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nsXMLBindingValues() { MOZ_COUNT_CTOR(nsXMLBindingValues); }
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~nsXMLBindingValues() { MOZ_COUNT_DTOR(nsXMLBindingValues); }
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nsXMLBindingSet* GetBindingSet() { return mBindings; }
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void SetBindingSet(nsXMLBindingSet* aBindings) { mBindings = aBindings; }
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int32_t
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LookupTargetIndex(nsIAtom* aTargetVariable, nsXMLBinding** aBinding)
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{
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return mBindings ?
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mBindings->LookupTargetIndex(aTargetVariable, aBinding) : -1;
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}
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/**
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* Retrieve the assignment for a particular variable
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*
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* aResult the result generated from the template
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* aBinding the binding looked up using LookupTargetIndex
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* aIndex the index of the assignment to retrieve
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* aType the type of result expected
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*/
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mozilla::dom::XPathResult*
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GetAssignmentFor(nsXULTemplateResultXML* aResult,
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nsXMLBinding* aBinding,
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int32_t idx,
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uint16_t type);
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nsINode*
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GetNodeAssignmentFor(nsXULTemplateResultXML* aResult,
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nsXMLBinding* aBinding,
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int32_t idx);
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void
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GetStringAssignmentFor(nsXULTemplateResultXML* aResult,
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nsXMLBinding* aBinding,
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int32_t idx,
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nsAString& aValue);
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};
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#endif // nsXMLBinding_h__
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