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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/xslt/xpath/XPathExpression.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/xslt/xpath/XPathExpression.h')
-rw-r--r--dom/xslt/xpath/XPathExpression.h74
1 files changed, 74 insertions, 0 deletions
diff --git a/dom/xslt/xpath/XPathExpression.h b/dom/xslt/xpath/XPathExpression.h
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+++ b/dom/xslt/xpath/XPathExpression.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 mozilla_dom_XPathExpression_h
+#define mozilla_dom_XPathExpression_h
+
+#include "nsAutoPtr.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsIWeakReferenceUtils.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/NonRefcountedDOMObject.h"
+#include "mozilla/dom/XPathExpressionBinding.h"
+
+class Expr;
+class nsIDocument;
+class nsINode;
+class txResultRecycler;
+
+namespace mozilla {
+namespace dom {
+
+class XPathResult;
+
+/**
+ * A class for evaluating an XPath expression string
+ */
+class XPathExpression final : public NonRefcountedDOMObject
+{
+public:
+ XPathExpression(nsAutoPtr<Expr>&& aExpression, txResultRecycler* aRecycler,
+ nsIDocument *aDocument);
+ ~XPathExpression();
+
+ bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
+ {
+ return XPathExpressionBinding::Wrap(aCx, this, aGivenProto, aReflector);
+ }
+
+ already_AddRefed<XPathResult>
+ Evaluate(JSContext* aCx, nsINode& aContextNode, uint16_t aType,
+ JS::Handle<JSObject*> aInResult, ErrorResult& aRv)
+ {
+ return EvaluateWithContext(aCx, aContextNode, 1, 1, aType, aInResult,
+ aRv);
+ }
+ already_AddRefed<XPathResult>
+ EvaluateWithContext(JSContext* aCx, nsINode& aContextNode,
+ uint32_t aContextPosition, uint32_t aContextSize,
+ uint16_t aType, JS::Handle<JSObject*> aInResult,
+ ErrorResult& aRv);
+ already_AddRefed<XPathResult>
+ Evaluate(nsINode& aContextNode, uint16_t aType, XPathResult* aInResult,
+ ErrorResult& aRv)
+ {
+ return EvaluateWithContext(aContextNode, 1, 1, aType, aInResult, aRv);
+ }
+ already_AddRefed<XPathResult>
+ EvaluateWithContext(nsINode& aContextNode, uint32_t aContextPosition,
+ uint32_t aContextSize, uint16_t aType,
+ XPathResult* aInResult, ErrorResult& aRv);
+
+private:
+ nsAutoPtr<Expr> mExpression;
+ RefPtr<txResultRecycler> mRecycler;
+ nsWeakPtr mDocument;
+ bool mCheckDocument;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif /* mozilla_dom_XPathExpression_h */