зеркало из https://github.com/mozilla/pjs.git
Implement nsIDOMNSDocument properly. Factor logic for createElement & createElementWithNamespace.
This commit is contained in:
waterson%netscape.com
Родитель
4445d1378e
Коммит
1ba85a5766
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@ -41,6 +41,7 @@
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#include "nsIDOMEvent.h"
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#include "nsIPrivateDOMEvent.h"
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#include "nsIDOMNodeObserver.h"
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#include "nsIDOMNSDocument.h"
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#include "nsIDOMScriptObjectFactory.h"
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#include "nsIDOMSelection.h"
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#include "nsIDOMStyleSheetCollection.h"
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@ -385,6 +386,7 @@ class XULDocumentImpl : public nsIDocument,
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public nsIRDFDocument,
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public nsIStreamLoadableDocument,
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public nsIDOMXULDocument,
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public nsIDOMNSDocument,
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public nsIDOMEventCapturer,
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public nsIJSScriptObject,
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public nsIScriptObjectOwner,
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@ -411,9 +413,9 @@ public:
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nsIStreamListener **aDocListener,
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const char* aCommand);
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NS_IMETHOD LoadFromStream( nsIInputStream& xulStream,
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nsIContentViewerContainer* aContainer,
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const char* aCommand );
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NS_IMETHOD LoadFromStream(nsIInputStream& xulStream,
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nsIContentViewerContainer* aContainer,
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const char* aCommand );
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virtual const nsString* GetDocumentTitle() const;
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@ -612,7 +614,11 @@ public:
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NS_IMETHOD CreateAttribute(const nsString& aName, nsIDOMAttr** aReturn);
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NS_IMETHOD CreateEntityReference(const nsString& aName, nsIDOMEntityReference** aReturn);
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NS_IMETHOD GetElementsByTagName(const nsString& aTagname, nsIDOMNodeList** aReturn);
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// nsIDOMNSDocument interface
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NS_IMETHOD GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets);
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NS_IMETHOD CreateElementWithNameSpace(const nsString& aTagName, const nsString& aNameSpace, nsIDOMElement** aResult);
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NS_IMETHOD CreateRange(nsIDOMRange** aRange);
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// nsIDOMXULDocument interface
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NS_DECL_IDOMXULDOCUMENT
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@ -727,6 +733,9 @@ protected:
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nsresult
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AddNamedDataSource(const char* uri);
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nsresult
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CreateElement(PRInt32 aNameSpaceID, nsIAtom* aTagName, nsCOMPtr<nsIContent>* aResult);
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// IMPORTANT: The ownership implicit in the following member variables has been
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// explicitly checked and set using nsCOMPtr for owning pointers and raw COM interface
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// pointers for weak (ie, non owning) references. If you add any members to this
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@ -981,6 +990,9 @@ XULDocumentImpl::QueryInterface(REFNSIID iid, void** result)
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iid.Equals(nsIDOMNode::GetIID())) {
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*result = NS_STATIC_CAST(nsIDOMXULDocument*, this);
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}
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else if (iid.Equals(nsIDOMNSDocument::GetIID())) {
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*result = NS_STATIC_CAST(nsIDOMNSDocument*, this);
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}
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else if (iid.Equals(kIJSScriptObjectIID)) {
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*result = NS_STATIC_CAST(nsIJSScriptObject*, this);
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}
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@ -2684,11 +2696,6 @@ XULDocumentImpl::CreateElement(const nsString& aTagName, nsIDOMElement** aReturn
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if (! aReturn)
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return NS_ERROR_NULL_POINTER;
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// we need this so that we can create a resource URI
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NS_PRECONDITION(mDocumentURL != nsnull, "not initialized");
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if (! mDocumentURL)
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return NS_ERROR_NOT_INITIALIZED;
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nsresult rv;
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nsCOMPtr<nsIAtom> name;
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@ -2699,55 +2706,8 @@ XULDocumentImpl::CreateElement(const nsString& aTagName, nsIDOMElement** aReturn
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to parse tag name");
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if (NS_FAILED(rv)) return rv;
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// construct an element
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nsCOMPtr<nsIContent> result;
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rv = NS_NewRDFElement(nameSpaceID, name, getter_AddRefs(result));
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if (NS_FAILED(rv)) return rv;
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// assign it an "anonymous" identifier so that it can be referred
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// to in the graph.
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nsCOMPtr<nsIRDFResource> resource;
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const char* context;
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rv = mDocumentURL->GetSpec(&context);
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if (NS_FAILED(rv)) return rv;
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rv = rdf_CreateAnonymousResource(context, getter_AddRefs(resource));
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if (NS_FAILED(rv)) return rv;
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nsXPIDLCString uri;
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rv = resource->GetValue(getter_Copies(uri));
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if (NS_FAILED(rv)) return rv;
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rv = result->SetAttribute(kNameSpaceID_None, kIdAtom, (const char*) uri, PR_FALSE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's ID");
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if (NS_FAILED(rv)) return rv;
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// Set it's RDF:type in the graph s.t. the element's tag can be
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// constructed from it.
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nsCOMPtr<nsIRDFResource> type;
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rv = MakeProperty(nameSpaceID, name, getter_AddRefs(type));
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if (NS_FAILED(rv)) return rv;
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rv = mDocumentDataSource->Assert(resource, kRDF_type, type, PR_TRUE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's tag info in graph");
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if (NS_FAILED(rv)) return rv;
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// Mark it as a XUL element
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rv = mDocumentDataSource->Assert(resource, kRDF_instanceOf, kXUL_element, PR_TRUE);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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{
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NS_WITH_SERVICE(nsIRDFContainerUtils, rdfc, kRDFContainerUtilsCID, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = rdfc->MakeSeq(mDocumentDataSource, resource, nsnull);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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}
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// `this' will be its document
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rv = result->SetDocument(this, PR_FALSE);
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rv = CreateElement(nameSpaceID, name, &result);
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if (NS_FAILED(rv)) return rv;
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// get the DOM interface
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@ -2885,6 +2845,9 @@ XULDocumentImpl::GetElementsByAttribute(const nsString& aAttribute, const nsStri
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}
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////////////////////////////////////////////////////////////////////////
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// nsIDOMNSDocument interface
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NS_IMETHODIMP
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XULDocumentImpl::GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets)
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{
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@ -2893,6 +2856,46 @@ XULDocumentImpl::GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets)
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}
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NS_IMETHODIMP
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XULDocumentImpl::CreateElementWithNameSpace(const nsString& aTagName,
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const nsString& aNameSpace,
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nsIDOMElement** aResult)
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{
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// Create a DOM element given a namespace URI and a tag name.
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NS_PRECONDITION(aResult != nsnull, "null ptr");
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if (! aResult)
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return NS_ERROR_NULL_POINTER;
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nsresult rv;
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nsCOMPtr<nsIAtom> name = dont_QueryInterface(NS_NewAtom(aTagName.GetUnicode()));
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if (! name)
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return NS_ERROR_OUT_OF_MEMORY;
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PRInt32 nameSpaceID;
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rv = mNameSpaceManager->GetNameSpaceID(aNameSpace, nameSpaceID);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIContent> result;
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rv = CreateElement(nameSpaceID, name, &result);
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if (NS_FAILED(rv)) return rv;
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// get the DOM interface
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rv = result->QueryInterface(nsIDOMElement::GetIID(), (void**) aResult);
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NS_ASSERTION(NS_SUCCEEDED(rv), "not a DOM element");
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if (NS_FAILED(rv)) return rv;
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return NS_OK;
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}
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NS_IMETHODIMP
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XULDocumentImpl::CreateRange(nsIDOMRange** aRange)
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{
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NS_NOTYETIMPLEMENTED("write me!");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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////////////////////////////////////////////////////////////////////////
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// nsIDOMXULDocument interface
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@ -4254,3 +4257,84 @@ XULDocumentImpl::ReleaseEvent(const nsString& aType)
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}
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return NS_ERROR_FAILURE;
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}
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nsresult
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XULDocumentImpl::CreateElement(PRInt32 aNameSpaceID,
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nsIAtom* aTagName,
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nsCOMPtr<nsIContent>* aResult)
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{
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// Create a content element. This sets up the underlying document
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// graph properly. Specifically, it:
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//
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// 1) Assigns the element an "anonymous" URI as its ID. The URI is
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// relative to the current document's URL.
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//
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// 2) Marks it as an RDF container, so that children can be
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// appended to it.
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//
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// 3) Assigns `this' to be the new element's document.
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//
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// we need this so that we can create a resource URI
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NS_PRECONDITION(mDocumentURL != nsnull, "not initialized");
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if (! mDocumentURL)
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return NS_ERROR_NOT_INITIALIZED;
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nsresult rv;
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// construct an element
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nsCOMPtr<nsIContent> result;
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rv = NS_NewRDFElement(aNameSpaceID, aTagName, getter_AddRefs(result));
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if (NS_FAILED(rv)) return rv;
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// assign it an "anonymous" identifier so that it can be referred
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// to in the graph.
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nsCOMPtr<nsIRDFResource> resource;
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const char* context;
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rv = mDocumentURL->GetSpec(&context);
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if (NS_FAILED(rv)) return rv;
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rv = rdf_CreateAnonymousResource(context, getter_AddRefs(resource));
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if (NS_FAILED(rv)) return rv;
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nsXPIDLCString uri;
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rv = resource->GetValue(getter_Copies(uri));
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if (NS_FAILED(rv)) return rv;
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rv = result->SetAttribute(kNameSpaceID_None, kIdAtom, (const char*) uri, PR_FALSE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's ID");
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if (NS_FAILED(rv)) return rv;
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// Set it's RDF:type in the graph s.t. the element's tag can be
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// constructed from it.
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nsCOMPtr<nsIRDFResource> type;
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rv = MakeProperty(aNameSpaceID, aTagName, getter_AddRefs(type));
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if (NS_FAILED(rv)) return rv;
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rv = mDocumentDataSource->Assert(resource, kRDF_type, type, PR_TRUE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's tag info in graph");
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if (NS_FAILED(rv)) return rv;
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// Mark it as a XUL element
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rv = mDocumentDataSource->Assert(resource, kRDF_instanceOf, kXUL_element, PR_TRUE);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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{
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NS_WITH_SERVICE(nsIRDFContainerUtils, rdfc, kRDFContainerUtilsCID, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = rdfc->MakeSeq(mDocumentDataSource, resource, nsnull);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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}
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// `this' will be its document
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rv = result->SetDocument(this, PR_FALSE);
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if (NS_FAILED(rv)) return rv;
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*aResult = result;
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return NS_OK;
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}
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@ -41,6 +41,7 @@
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#include "nsIDOMEvent.h"
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#include "nsIPrivateDOMEvent.h"
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#include "nsIDOMNodeObserver.h"
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#include "nsIDOMNSDocument.h"
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#include "nsIDOMScriptObjectFactory.h"
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#include "nsIDOMSelection.h"
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#include "nsIDOMStyleSheetCollection.h"
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@ -385,6 +386,7 @@ class XULDocumentImpl : public nsIDocument,
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public nsIRDFDocument,
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public nsIStreamLoadableDocument,
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public nsIDOMXULDocument,
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public nsIDOMNSDocument,
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public nsIDOMEventCapturer,
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public nsIJSScriptObject,
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public nsIScriptObjectOwner,
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@ -411,9 +413,9 @@ public:
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nsIStreamListener **aDocListener,
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const char* aCommand);
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NS_IMETHOD LoadFromStream( nsIInputStream& xulStream,
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nsIContentViewerContainer* aContainer,
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const char* aCommand );
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NS_IMETHOD LoadFromStream(nsIInputStream& xulStream,
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nsIContentViewerContainer* aContainer,
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const char* aCommand );
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virtual const nsString* GetDocumentTitle() const;
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@ -612,7 +614,11 @@ public:
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NS_IMETHOD CreateAttribute(const nsString& aName, nsIDOMAttr** aReturn);
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NS_IMETHOD CreateEntityReference(const nsString& aName, nsIDOMEntityReference** aReturn);
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NS_IMETHOD GetElementsByTagName(const nsString& aTagname, nsIDOMNodeList** aReturn);
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// nsIDOMNSDocument interface
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NS_IMETHOD GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets);
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NS_IMETHOD CreateElementWithNameSpace(const nsString& aTagName, const nsString& aNameSpace, nsIDOMElement** aResult);
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NS_IMETHOD CreateRange(nsIDOMRange** aRange);
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// nsIDOMXULDocument interface
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NS_DECL_IDOMXULDOCUMENT
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@ -727,6 +733,9 @@ protected:
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nsresult
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AddNamedDataSource(const char* uri);
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nsresult
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CreateElement(PRInt32 aNameSpaceID, nsIAtom* aTagName, nsCOMPtr<nsIContent>* aResult);
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// IMPORTANT: The ownership implicit in the following member variables has been
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// explicitly checked and set using nsCOMPtr for owning pointers and raw COM interface
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// pointers for weak (ie, non owning) references. If you add any members to this
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@ -981,6 +990,9 @@ XULDocumentImpl::QueryInterface(REFNSIID iid, void** result)
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iid.Equals(nsIDOMNode::GetIID())) {
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*result = NS_STATIC_CAST(nsIDOMXULDocument*, this);
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}
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else if (iid.Equals(nsIDOMNSDocument::GetIID())) {
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*result = NS_STATIC_CAST(nsIDOMNSDocument*, this);
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}
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else if (iid.Equals(kIJSScriptObjectIID)) {
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*result = NS_STATIC_CAST(nsIJSScriptObject*, this);
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}
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@ -2684,11 +2696,6 @@ XULDocumentImpl::CreateElement(const nsString& aTagName, nsIDOMElement** aReturn
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if (! aReturn)
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return NS_ERROR_NULL_POINTER;
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// we need this so that we can create a resource URI
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NS_PRECONDITION(mDocumentURL != nsnull, "not initialized");
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if (! mDocumentURL)
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return NS_ERROR_NOT_INITIALIZED;
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nsresult rv;
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nsCOMPtr<nsIAtom> name;
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@ -2699,55 +2706,8 @@ XULDocumentImpl::CreateElement(const nsString& aTagName, nsIDOMElement** aReturn
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to parse tag name");
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if (NS_FAILED(rv)) return rv;
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// construct an element
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nsCOMPtr<nsIContent> result;
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rv = NS_NewRDFElement(nameSpaceID, name, getter_AddRefs(result));
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if (NS_FAILED(rv)) return rv;
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// assign it an "anonymous" identifier so that it can be referred
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// to in the graph.
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nsCOMPtr<nsIRDFResource> resource;
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const char* context;
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rv = mDocumentURL->GetSpec(&context);
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if (NS_FAILED(rv)) return rv;
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rv = rdf_CreateAnonymousResource(context, getter_AddRefs(resource));
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if (NS_FAILED(rv)) return rv;
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nsXPIDLCString uri;
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rv = resource->GetValue(getter_Copies(uri));
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if (NS_FAILED(rv)) return rv;
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rv = result->SetAttribute(kNameSpaceID_None, kIdAtom, (const char*) uri, PR_FALSE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's ID");
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if (NS_FAILED(rv)) return rv;
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// Set it's RDF:type in the graph s.t. the element's tag can be
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// constructed from it.
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nsCOMPtr<nsIRDFResource> type;
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rv = MakeProperty(nameSpaceID, name, getter_AddRefs(type));
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if (NS_FAILED(rv)) return rv;
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rv = mDocumentDataSource->Assert(resource, kRDF_type, type, PR_TRUE);
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NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's tag info in graph");
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if (NS_FAILED(rv)) return rv;
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// Mark it as a XUL element
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rv = mDocumentDataSource->Assert(resource, kRDF_instanceOf, kXUL_element, PR_TRUE);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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{
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NS_WITH_SERVICE(nsIRDFContainerUtils, rdfc, kRDFContainerUtilsCID, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = rdfc->MakeSeq(mDocumentDataSource, resource, nsnull);
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NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
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if (NS_FAILED(rv)) return rv;
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}
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// `this' will be its document
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rv = result->SetDocument(this, PR_FALSE);
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rv = CreateElement(nameSpaceID, name, &result);
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if (NS_FAILED(rv)) return rv;
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// get the DOM interface
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|
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@ -2885,6 +2845,9 @@ XULDocumentImpl::GetElementsByAttribute(const nsString& aAttribute, const nsStri
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}
|
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|
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////////////////////////////////////////////////////////////////////////
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// nsIDOMNSDocument interface
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NS_IMETHODIMP
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XULDocumentImpl::GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets)
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{
|
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|
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@ -2893,6 +2856,46 @@ XULDocumentImpl::GetStyleSheets(nsIDOMStyleSheetCollection** aStyleSheets)
|
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}
|
||||
|
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NS_IMETHODIMP
|
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XULDocumentImpl::CreateElementWithNameSpace(const nsString& aTagName,
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const nsString& aNameSpace,
|
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nsIDOMElement** aResult)
|
||||
{
|
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// Create a DOM element given a namespace URI and a tag name.
|
||||
NS_PRECONDITION(aResult != nsnull, "null ptr");
|
||||
if (! aResult)
|
||||
return NS_ERROR_NULL_POINTER;
|
||||
|
||||
nsresult rv;
|
||||
|
||||
nsCOMPtr<nsIAtom> name = dont_QueryInterface(NS_NewAtom(aTagName.GetUnicode()));
|
||||
if (! name)
|
||||
return NS_ERROR_OUT_OF_MEMORY;
|
||||
|
||||
PRInt32 nameSpaceID;
|
||||
rv = mNameSpaceManager->GetNameSpaceID(aNameSpace, nameSpaceID);
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
nsCOMPtr<nsIContent> result;
|
||||
rv = CreateElement(nameSpaceID, name, &result);
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
// get the DOM interface
|
||||
rv = result->QueryInterface(nsIDOMElement::GetIID(), (void**) aResult);
|
||||
NS_ASSERTION(NS_SUCCEEDED(rv), "not a DOM element");
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
|
||||
NS_IMETHODIMP
|
||||
XULDocumentImpl::CreateRange(nsIDOMRange** aRange)
|
||||
{
|
||||
NS_NOTYETIMPLEMENTED("write me!");
|
||||
return NS_ERROR_NOT_IMPLEMENTED;
|
||||
}
|
||||
|
||||
|
||||
////////////////////////////////////////////////////////////////////////
|
||||
// nsIDOMXULDocument interface
|
||||
|
|
@ -4254,3 +4257,84 @@ XULDocumentImpl::ReleaseEvent(const nsString& aType)
|
|||
}
|
||||
return NS_ERROR_FAILURE;
|
||||
}
|
||||
|
||||
|
||||
|
||||
nsresult
|
||||
XULDocumentImpl::CreateElement(PRInt32 aNameSpaceID,
|
||||
nsIAtom* aTagName,
|
||||
nsCOMPtr<nsIContent>* aResult)
|
||||
{
|
||||
// Create a content element. This sets up the underlying document
|
||||
// graph properly. Specifically, it:
|
||||
//
|
||||
// 1) Assigns the element an "anonymous" URI as its ID. The URI is
|
||||
// relative to the current document's URL.
|
||||
//
|
||||
// 2) Marks it as an RDF container, so that children can be
|
||||
// appended to it.
|
||||
//
|
||||
// 3) Assigns `this' to be the new element's document.
|
||||
//
|
||||
|
||||
// we need this so that we can create a resource URI
|
||||
NS_PRECONDITION(mDocumentURL != nsnull, "not initialized");
|
||||
if (! mDocumentURL)
|
||||
return NS_ERROR_NOT_INITIALIZED;
|
||||
|
||||
nsresult rv;
|
||||
|
||||
// construct an element
|
||||
nsCOMPtr<nsIContent> result;
|
||||
rv = NS_NewRDFElement(aNameSpaceID, aTagName, getter_AddRefs(result));
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
// assign it an "anonymous" identifier so that it can be referred
|
||||
// to in the graph.
|
||||
nsCOMPtr<nsIRDFResource> resource;
|
||||
const char* context;
|
||||
rv = mDocumentURL->GetSpec(&context);
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
rv = rdf_CreateAnonymousResource(context, getter_AddRefs(resource));
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
nsXPIDLCString uri;
|
||||
rv = resource->GetValue(getter_Copies(uri));
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
rv = result->SetAttribute(kNameSpaceID_None, kIdAtom, (const char*) uri, PR_FALSE);
|
||||
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's ID");
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
// Set it's RDF:type in the graph s.t. the element's tag can be
|
||||
// constructed from it.
|
||||
nsCOMPtr<nsIRDFResource> type;
|
||||
rv = MakeProperty(aNameSpaceID, aTagName, getter_AddRefs(type));
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
rv = mDocumentDataSource->Assert(resource, kRDF_type, type, PR_TRUE);
|
||||
NS_ASSERTION(NS_SUCCEEDED(rv), "unable to set element's tag info in graph");
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
// Mark it as a XUL element
|
||||
rv = mDocumentDataSource->Assert(resource, kRDF_instanceOf, kXUL_element, PR_TRUE);
|
||||
NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
{
|
||||
NS_WITH_SERVICE(nsIRDFContainerUtils, rdfc, kRDFContainerUtilsCID, &rv);
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
rv = rdfc->MakeSeq(mDocumentDataSource, resource, nsnull);
|
||||
NS_ASSERTION(rv == NS_OK, "unable to mark as XUL element");
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
}
|
||||
|
||||
// `this' will be its document
|
||||
rv = result->SetDocument(this, PR_FALSE);
|
||||
if (NS_FAILED(rv)) return rv;
|
||||
|
||||
*aResult = result;
|
||||
return NS_OK;
|
||||
}
|
||||
|
|
|
|||
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