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-rw-r--r--dom/xul/templates/nsXULTemplateQueryProcessorXML.h170
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diff --git a/dom/xul/templates/nsXULTemplateQueryProcessorXML.h b/dom/xul/templates/nsXULTemplateQueryProcessorXML.h
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+++ b/dom/xul/templates/nsXULTemplateQueryProcessorXML.h
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#ifndef nsXULTemplateQueryProcessorXML_h__
+#define nsXULTemplateQueryProcessorXML_h__
+
+#include "nsIXULTemplateBuilder.h"
+#include "nsIXULTemplateQueryProcessor.h"
+
+#include "nsAutoPtr.h"
+#include "nsISimpleEnumerator.h"
+#include "nsString.h"
+#include "nsCOMArray.h"
+#include "nsRefPtrHashtable.h"
+#include "nsIDOMEventListener.h"
+#include "nsIDOMXPathEvaluator.h"
+#include "nsXMLBinding.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsIXMLHttpRequest.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/Element.h"
+#include "mozilla/dom/XPathEvaluator.h"
+#include "mozilla/dom/XPathResult.h"
+
+class nsXULTemplateQueryProcessorXML;
+
+#define NS_IXMLQUERY_IID \
+ {0x0358d692, 0xccce, 0x4a97, \
+ { 0xb2, 0x51, 0xba, 0x8f, 0x17, 0x0f, 0x3b, 0x6f }}
+
+class nsXMLQuery final : public nsISupports
+{
+ public:
+ NS_DECLARE_STATIC_IID_ACCESSOR(NS_IXMLQUERY_IID)
+
+ NS_DECL_ISUPPORTS
+
+ // return a weak reference to the processor the query was created from
+ nsXULTemplateQueryProcessorXML* Processor() { return mProcessor; }
+
+ // return a weak reference t the member variable for the query
+ nsIAtom* GetMemberVariable() { return mMemberVariable; }
+
+ // return a weak reference to the expression used to generate results
+ mozilla::dom::XPathExpression* GetResultsExpression()
+ { return mResultsExpr; }
+
+ // return a weak reference to the additional required bindings
+ nsXMLBindingSet* GetBindingSet() { return mRequiredBindings; }
+
+ // add a required binding for the query
+ void
+ AddBinding(nsIAtom* aVar, nsAutoPtr<mozilla::dom::XPathExpression>&& aExpr)
+ {
+ if (!mRequiredBindings) {
+ mRequiredBindings = new nsXMLBindingSet();
+ }
+
+ mRequiredBindings->AddBinding(aVar, mozilla::Move(aExpr));
+ }
+
+ nsXMLQuery(nsXULTemplateQueryProcessorXML* aProcessor,
+ nsIAtom* aMemberVariable,
+ nsAutoPtr<mozilla::dom::XPathExpression>&& aResultsExpr)
+ : mProcessor(aProcessor),
+ mMemberVariable(aMemberVariable),
+ mResultsExpr(aResultsExpr)
+ { }
+
+ protected:
+ ~nsXMLQuery() {}
+
+ nsXULTemplateQueryProcessorXML* mProcessor;
+
+ nsCOMPtr<nsIAtom> mMemberVariable;
+
+ nsAutoPtr<mozilla::dom::XPathExpression> mResultsExpr;
+
+ RefPtr<nsXMLBindingSet> mRequiredBindings;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsXMLQuery, NS_IXMLQUERY_IID)
+
+class nsXULTemplateResultSetXML final : public nsISimpleEnumerator
+{
+private:
+
+ // reference back to the query
+ nsCOMPtr<nsXMLQuery> mQuery;
+
+ // the binding set created from <assign> nodes
+ RefPtr<nsXMLBindingSet> mBindingSet;
+
+ // set of results contained in this enumerator
+ RefPtr<mozilla::dom::XPathResult> mResults;
+
+ // current position within the list of results
+ uint32_t mPosition;
+
+ ~nsXULTemplateResultSetXML() {}
+
+public:
+
+ // nsISupports interface
+ NS_DECL_ISUPPORTS
+
+ // nsISimpleEnumerator interface
+ NS_DECL_NSISIMPLEENUMERATOR
+
+ nsXULTemplateResultSetXML(nsXMLQuery* aQuery,
+ already_AddRefed<mozilla::dom::XPathResult> aResults,
+ nsXMLBindingSet* aBindingSet)
+ : mQuery(aQuery),
+ mBindingSet(aBindingSet),
+ mResults(aResults),
+ mPosition(0)
+ {}
+};
+
+class nsXULTemplateQueryProcessorXML final : public nsIXULTemplateQueryProcessor,
+ public nsIDOMEventListener
+{
+public:
+
+ nsXULTemplateQueryProcessorXML()
+ : mGenerationStarted(false)
+ {}
+
+ // nsISupports interface
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsXULTemplateQueryProcessorXML,
+ nsIXULTemplateQueryProcessor)
+
+ // nsIXULTemplateQueryProcessor interface
+ NS_DECL_NSIXULTEMPLATEQUERYPROCESSOR
+
+ // nsIDOMEventListener interface
+ NS_DECL_NSIDOMEVENTLISTENER
+
+ nsXMLBindingSet*
+ GetOptionalBindingsForRule(nsIDOMNode* aRuleNode);
+
+ // create an XPath expression from aExpr, using aNode for
+ // resolving namespaces
+ mozilla::dom::XPathExpression*
+ CreateExpression(const nsAString& aExpr,
+ nsINode* aNode,
+ mozilla::ErrorResult& aRv);
+
+private:
+
+ ~nsXULTemplateQueryProcessorXML() {}
+
+ bool mGenerationStarted;
+
+ nsRefPtrHashtable<nsISupportsHashKey, nsXMLBindingSet> mRuleToBindingsMap;
+
+ nsCOMPtr<mozilla::dom::Element> mRoot;
+
+ RefPtr<mozilla::dom::XPathEvaluator> mEvaluator;
+
+ nsCOMPtr<nsIXULTemplateBuilder> mTemplateBuilder;
+
+ nsCOMPtr<nsIXMLHttpRequest> mRequest;
+};
+
+
+#endif // nsXULTemplateQueryProcessorXML_h__