First pass implementation of document.implementation
git-svn-id: svn://10.0.0.236/trunk@18668 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
vidur%netscape.com
parent
13acab0d03
commit
bd2f738058
@ -41,6 +41,9 @@
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#include "nsIDOMStyleSheet.h"
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#include "nsIDOMStyleSheetCollection.h"
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#include "nsDOMAttribute.h"
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#include "nsDOMCID.h"
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#include "nsIDOMScriptObjectFactory.h"
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#include "nsIDOMDOMImplementation.h"
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#include "nsGenericElement.h"
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#include "nsCSSPropIDs.h"
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@ -57,6 +60,7 @@
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#include "nsIDOMComment.h"
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#include "nsINameSpaceManager.h"
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#include "nsIServiceManager.h"
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#include "nsLayoutCID.h"
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#include "nsISelection.h"
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@ -81,6 +85,7 @@ static NS_DEFINE_IID(kIEventListenerManagerIID, NS_IEVENTLISTENERMANAGER_IID);
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static NS_DEFINE_IID(kIPostDataIID, NS_IPOSTDATA_IID);
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static NS_DEFINE_IID(kIDOMStyleSheetCollectionIID, NS_IDOMSTYLESHEETCOLLECTION_IID);
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static NS_DEFINE_IID(kIDOMStyleSheetIID, NS_IDOMSTYLESHEET_IID);
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static NS_DEFINE_IID(kIDOMDOMImplementationIID, NS_IDOMDOMIMPLEMENTATION_IID);
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static NS_DEFINE_IID(kIDocumentObserverIID, NS_IDOCUMENT_OBSERVER_IID);
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static NS_DEFINE_IID(kICSSStyleSheetIID, NS_ICSS_STYLE_SHEET_IID);
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static NS_DEFINE_IID(kCRangeCID, NS_RANGE_CID);
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@ -88,6 +93,8 @@ static NS_DEFINE_IID(kIDOMRange, NS_IDOMRANGE_IID);
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static NS_DEFINE_IID(kCRangeListCID, NS_RANGELIST_CID);
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static NS_DEFINE_IID(kICollectionIID, NS_ICOLLECTION_IID);
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static NS_DEFINE_IID(kIEnumeratorIID, NS_IENUMERATOR_IID);
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static NS_DEFINE_IID(kIDOMScriptObjectFactoryIID, NS_IDOM_SCRIPT_OBJECT_FACTORY_IID);
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static NS_DEFINE_IID(kDOMScriptObjectFactoryCID, NS_DOM_SCRIPT_OBJECT_FACTORY_CID);
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class nsDOMStyleSheetCollection : public nsIDOMStyleSheetCollection,
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public nsIScriptObjectOwner,
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@ -335,6 +342,123 @@ nsDOMStyleSheetCollection::DocumentWillBeDestroyed(nsIDocument *aDocument)
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// =
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// ==================================================================
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class nsDOMImplementation : public nsIDOMDOMImplementation,
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public nsIScriptObjectOwner
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{
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public:
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nsDOMImplementation();
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~nsDOMImplementation();
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NS_DECL_ISUPPORTS
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NS_IMETHOD HasFeature(const nsString& aFeature,
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const nsString& aVersion,
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PRBool* aReturn);
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NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
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NS_IMETHOD SetScriptObject(void *aScriptObject);
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protected:
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void *mScriptObject;
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};
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nsDOMImplementation::nsDOMImplementation()
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{
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NS_INIT_REFCNT();
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mScriptObject = nsnull;
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}
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nsDOMImplementation::~nsDOMImplementation()
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{
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}
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NS_IMPL_ADDREF(nsDOMImplementation)
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NS_IMPL_RELEASE(nsDOMImplementation)
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nsresult
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nsDOMImplementation::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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if (nsnull == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(kIDOMDOMImplementationIID)) {
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nsIDOMDOMImplementation* tmp = this;
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*aInstancePtr = (void*) tmp;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kIScriptObjectOwnerIID)) {
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nsIScriptObjectOwner* tmp = this;
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*aInstancePtr = (void*) tmp;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kISupportsIID)) {
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nsIDOMDOMImplementation* tmp = this;
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nsISupports* tmp2 = tmp;
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*aInstancePtr = (void*) tmp2;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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NS_IMETHODIMP
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nsDOMImplementation::HasFeature(const nsString& aFeature,
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const nsString& aVersion,
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PRBool* aReturn)
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{
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// XXX Currently this is hardcoded. In the future, we should
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// probably figure out some of this by querying the registry??
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if (aFeature.EqualsIgnoreCase("HTML") ||
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aFeature.EqualsIgnoreCase("XML")) {
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*aReturn = PR_TRUE;
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}
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else {
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*aReturn = PR_FALSE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDOMImplementation::GetScriptObject(nsIScriptContext *aContext,
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void** aScriptObject)
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{
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nsresult result = NS_OK;
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if (nsnull == mScriptObject) {
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nsIDOMScriptObjectFactory *factory;
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result = nsServiceManager::GetService(kDOMScriptObjectFactoryCID,
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kIDOMScriptObjectFactoryIID,
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(nsISupports **)&factory);
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if (NS_OK == result) {
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nsIScriptGlobalObject *global = aContext->GetGlobalObject();
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result = factory->NewScriptDOMImplementation(aContext, (nsISupports*)(nsIDOMDOMImplementation*)this,
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global, &mScriptObject);
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NS_RELEASE(global);
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NS_RELEASE(factory);
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}
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}
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*aScriptObject = mScriptObject;
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return result;
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}
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NS_IMETHODIMP
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nsDOMImplementation::SetScriptObject(void *aScriptObject)
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{
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mScriptObject = nsnull;
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return NS_OK;
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}
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// ==================================================================
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// =
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// ==================================================================
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NS_LAYOUT nsresult
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NS_NewPostData(PRBool aIsFile, char* aData,
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nsIPostData** aInstancePtrResult)
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@ -1183,8 +1307,14 @@ nsDocument::GetDoctype(nsIDOMDocumentType** aDoctype)
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NS_IMETHODIMP
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nsDocument::GetImplementation(nsIDOMDOMImplementation** aImplementation)
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{
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// XXX To be implemented
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return NS_ERROR_NOT_IMPLEMENTED;
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// For now, create a new implementation every time. This shouldn't
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// be a high bandwidth operation
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nsDOMImplementation* impl = new nsDOMImplementation();
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if (nsnull == impl) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return impl->QueryInterface(kIDOMDOMImplementationIID, (void**)aImplementation);
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}
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NS_IMETHODIMP
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@ -41,6 +41,9 @@
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#include "nsIDOMStyleSheet.h"
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#include "nsIDOMStyleSheetCollection.h"
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#include "nsDOMAttribute.h"
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#include "nsDOMCID.h"
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#include "nsIDOMScriptObjectFactory.h"
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#include "nsIDOMDOMImplementation.h"
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#include "nsGenericElement.h"
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#include "nsCSSPropIDs.h"
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@ -57,6 +60,7 @@
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#include "nsIDOMComment.h"
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#include "nsINameSpaceManager.h"
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#include "nsIServiceManager.h"
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#include "nsLayoutCID.h"
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#include "nsISelection.h"
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@ -81,6 +85,7 @@ static NS_DEFINE_IID(kIEventListenerManagerIID, NS_IEVENTLISTENERMANAGER_IID);
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static NS_DEFINE_IID(kIPostDataIID, NS_IPOSTDATA_IID);
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static NS_DEFINE_IID(kIDOMStyleSheetCollectionIID, NS_IDOMSTYLESHEETCOLLECTION_IID);
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static NS_DEFINE_IID(kIDOMStyleSheetIID, NS_IDOMSTYLESHEET_IID);
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static NS_DEFINE_IID(kIDOMDOMImplementationIID, NS_IDOMDOMIMPLEMENTATION_IID);
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static NS_DEFINE_IID(kIDocumentObserverIID, NS_IDOCUMENT_OBSERVER_IID);
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static NS_DEFINE_IID(kICSSStyleSheetIID, NS_ICSS_STYLE_SHEET_IID);
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static NS_DEFINE_IID(kCRangeCID, NS_RANGE_CID);
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@ -88,6 +93,8 @@ static NS_DEFINE_IID(kIDOMRange, NS_IDOMRANGE_IID);
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static NS_DEFINE_IID(kCRangeListCID, NS_RANGELIST_CID);
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static NS_DEFINE_IID(kICollectionIID, NS_ICOLLECTION_IID);
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static NS_DEFINE_IID(kIEnumeratorIID, NS_IENUMERATOR_IID);
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static NS_DEFINE_IID(kIDOMScriptObjectFactoryIID, NS_IDOM_SCRIPT_OBJECT_FACTORY_IID);
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static NS_DEFINE_IID(kDOMScriptObjectFactoryCID, NS_DOM_SCRIPT_OBJECT_FACTORY_CID);
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class nsDOMStyleSheetCollection : public nsIDOMStyleSheetCollection,
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public nsIScriptObjectOwner,
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@ -335,6 +342,123 @@ nsDOMStyleSheetCollection::DocumentWillBeDestroyed(nsIDocument *aDocument)
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// =
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// ==================================================================
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class nsDOMImplementation : public nsIDOMDOMImplementation,
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public nsIScriptObjectOwner
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{
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public:
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nsDOMImplementation();
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~nsDOMImplementation();
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NS_DECL_ISUPPORTS
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NS_IMETHOD HasFeature(const nsString& aFeature,
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const nsString& aVersion,
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PRBool* aReturn);
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NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
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NS_IMETHOD SetScriptObject(void *aScriptObject);
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protected:
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void *mScriptObject;
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};
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nsDOMImplementation::nsDOMImplementation()
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{
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NS_INIT_REFCNT();
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mScriptObject = nsnull;
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}
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nsDOMImplementation::~nsDOMImplementation()
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{
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}
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NS_IMPL_ADDREF(nsDOMImplementation)
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NS_IMPL_RELEASE(nsDOMImplementation)
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nsresult
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nsDOMImplementation::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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if (nsnull == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(kIDOMDOMImplementationIID)) {
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nsIDOMDOMImplementation* tmp = this;
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*aInstancePtr = (void*) tmp;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kIScriptObjectOwnerIID)) {
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nsIScriptObjectOwner* tmp = this;
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*aInstancePtr = (void*) tmp;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kISupportsIID)) {
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nsIDOMDOMImplementation* tmp = this;
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nsISupports* tmp2 = tmp;
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*aInstancePtr = (void*) tmp2;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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NS_IMETHODIMP
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nsDOMImplementation::HasFeature(const nsString& aFeature,
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const nsString& aVersion,
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PRBool* aReturn)
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{
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// XXX Currently this is hardcoded. In the future, we should
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// probably figure out some of this by querying the registry??
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if (aFeature.EqualsIgnoreCase("HTML") ||
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aFeature.EqualsIgnoreCase("XML")) {
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*aReturn = PR_TRUE;
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}
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else {
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*aReturn = PR_FALSE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDOMImplementation::GetScriptObject(nsIScriptContext *aContext,
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void** aScriptObject)
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{
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nsresult result = NS_OK;
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if (nsnull == mScriptObject) {
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nsIDOMScriptObjectFactory *factory;
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result = nsServiceManager::GetService(kDOMScriptObjectFactoryCID,
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kIDOMScriptObjectFactoryIID,
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(nsISupports **)&factory);
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if (NS_OK == result) {
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nsIScriptGlobalObject *global = aContext->GetGlobalObject();
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result = factory->NewScriptDOMImplementation(aContext, (nsISupports*)(nsIDOMDOMImplementation*)this,
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global, &mScriptObject);
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NS_RELEASE(global);
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NS_RELEASE(factory);
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}
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}
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*aScriptObject = mScriptObject;
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return result;
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}
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NS_IMETHODIMP
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nsDOMImplementation::SetScriptObject(void *aScriptObject)
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{
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mScriptObject = nsnull;
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return NS_OK;
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}
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// ==================================================================
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// =
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// ==================================================================
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NS_LAYOUT nsresult
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NS_NewPostData(PRBool aIsFile, char* aData,
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nsIPostData** aInstancePtrResult)
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@ -1183,8 +1307,14 @@ nsDocument::GetDoctype(nsIDOMDocumentType** aDoctype)
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NS_IMETHODIMP
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nsDocument::GetImplementation(nsIDOMDOMImplementation** aImplementation)
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{
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// XXX To be implemented
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return NS_ERROR_NOT_IMPLEMENTED;
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// For now, create a new implementation every time. This shouldn't
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// be a high bandwidth operation
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nsDOMImplementation* impl = new nsDOMImplementation();
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if (nsnull == impl) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return impl->QueryInterface(kIDOMDOMImplementationIID, (void**)aImplementation);
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}
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NS_IMETHODIMP
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