/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- * * The contents of this file are subject to the Netscape Public * License Version 1.1 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.mozilla.org/NPL/ * * Software distributed under the License is distributed on an "AS * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or * implied. See the License for the specific language governing * rights and limitations under the License. * * The Original Code is Mozilla Communicator client code. * * The Initial Developer of the Original Code is Netscape Communications * Corporation. Portions created by Netscape are * Copyright (C) 1998 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): */ #include "nsIDOMHTMLElement.h" #include "nsIScriptObjectOwner.h" #include "nsIDOMEventReceiver.h" #include "nsIHTMLContent.h" #include "nsGenericHTMLElement.h" #include "nsHTMLAtoms.h" #include "nsHTMLIIDs.h" #include "nsIStyleContext.h" #include "nsIMutableStyleContext.h" #include "nsStyleConsts.h" #include "nsIPresContext.h" #include "nsIPresShell.h" #include "nsIDocument.h" #include "nsIFrame.h" #include "nsObjectFrame.h" #include "nsLayoutAtoms.h" #include "nsObjectFrame.h" #include "nsCOMPtr.h" #include "nsIAllocator.h" #include "xptinfo.h" #include "nsIInterfaceInfoManager.h" #include "nsIPluginInstance.h" #include "nsIXPConnect.h" #include "nsIServiceManager.h" // XXX define nsIDOMHTMLEmbedElement; add in nav attrs //static NS_DEFINE_IID(kIDOMHTMLEmbedElementIID, NS_IDOMHTMLEmbedELEMENT_IID); class nsHTMLEmbedElement : public nsIDOMHTMLElement, public nsIJSScriptObject, public nsIHTMLContent { public: nsHTMLEmbedElement(nsINodeInfo *aNodeInfo); virtual ~nsHTMLEmbedElement(); // nsISupports NS_DECL_ISUPPORTS // nsIDOMNode NS_IMPL_IDOMNODE_USING_GENERIC(mInner) // nsIDOMElement NS_IMPL_IDOMELEMENT_USING_GENERIC(mInner) // nsIDOMHTMLElement NS_IMPL_IDOMHTMLELEMENT_USING_GENERIC(mInner) // nsIDOMHTMLEmbedElement // nsIJSScriptObject NS_IMPL_ISCRIPTOBJECTOWNER_USING_GENERIC(mInner) virtual PRBool AddProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp); virtual PRBool DeleteProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp); virtual PRBool GetProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp); virtual PRBool SetProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp); virtual PRBool EnumerateProperty(JSContext *aContext, JSObject *aObj); virtual PRBool Resolve(JSContext *aContext, JSObject *aObj, jsval aID); virtual PRBool Convert(JSContext *aContext, JSObject *aObj, jsval aID); virtual void Finalize(JSContext *aContext, JSObject *aObj); // nsIContent NS_IMPL_ICONTENT_USING_GENERIC(mInner) // nsIHTMLContent NS_IMPL_IHTMLCONTENT_USING_GENERIC(mInner) protected: nsresult GetPluginInstance(nsIPluginInstance** aPluginInstance); protected: nsGenericHTMLLeafElement mInner; }; nsresult NS_NewHTMLEmbedElement(nsIHTMLContent** aInstancePtrResult, nsINodeInfo *aNodeInfo) { NS_ENSURE_ARG_POINTER(aInstancePtrResult); NS_ENSURE_ARG_POINTER(aNodeInfo); nsIHTMLContent* it = new nsHTMLEmbedElement(aNodeInfo); if (nsnull == it) { return NS_ERROR_OUT_OF_MEMORY; } return it->QueryInterface(kIHTMLContentIID, (void**) aInstancePtrResult); } nsHTMLEmbedElement::nsHTMLEmbedElement(nsINodeInfo *aNodeInfo) { NS_INIT_REFCNT(); mInner.Init(this, aNodeInfo); } nsHTMLEmbedElement::~nsHTMLEmbedElement() { } NS_IMPL_ADDREF(nsHTMLEmbedElement) NS_IMPL_RELEASE(nsHTMLEmbedElement) nsresult nsHTMLEmbedElement::QueryInterface(REFNSIID aIID, void** aInstancePtr) { NS_IMPL_HTML_CONTENT_QUERY_INTERFACE(aIID, aInstancePtr, this) #if XXX if (aIID.Equals(kIDOMHTMLEmbedElementIID)) { nsIDOMHTMLEmbedElement* tmp = this; *aInstancePtr = (void*) tmp; NS_ADDREF_THIS(); return NS_OK; } #endif return NS_NOINTERFACE; } nsresult nsHTMLEmbedElement::CloneNode(PRBool aDeep, nsIDOMNode** aReturn) { nsHTMLEmbedElement* it = new nsHTMLEmbedElement(mInner.mNodeInfo); if (nsnull == it) { return NS_ERROR_OUT_OF_MEMORY; } mInner.CopyInnerTo(this, &it->mInner, aDeep); return it->QueryInterface(kIDOMNodeIID, (void**) aReturn); } NS_IMETHODIMP nsHTMLEmbedElement::StringToAttribute(nsIAtom* aAttribute, const nsString& aValue, nsHTMLValue& aResult) { if (aAttribute == nsHTMLAtoms::align) { if (nsGenericHTMLElement::ParseAlignValue(aValue, aResult)) { return NS_CONTENT_ATTR_HAS_VALUE; } } else if (nsGenericHTMLElement::ParseImageAttribute(aAttribute, aValue, aResult)) { return NS_CONTENT_ATTR_HAS_VALUE; } return NS_CONTENT_ATTR_NOT_THERE; } NS_IMETHODIMP nsHTMLEmbedElement::AttributeToString(nsIAtom* aAttribute, const nsHTMLValue& aValue, nsString& aResult) const { if (aAttribute == nsHTMLAtoms::align) { if (eHTMLUnit_Enumerated == aValue.GetUnit()) { nsGenericHTMLElement::AlignValueToString(aValue, aResult); return NS_CONTENT_ATTR_HAS_VALUE; } } else if (nsGenericHTMLElement::ImageAttributeToString(aAttribute, aValue, aResult)) { return NS_CONTENT_ATTR_HAS_VALUE; } return mInner.AttributeToString(aAttribute, aValue, aResult); } static void MapAttributesInto(const nsIHTMLMappedAttributes* aAttributes, nsIMutableStyleContext* aContext, nsIPresContext* aPresContext) { nsGenericHTMLElement::MapImageAlignAttributeInto(aAttributes, aContext, aPresContext); nsGenericHTMLElement::MapImageAttributesInto(aAttributes, aContext, aPresContext); nsGenericHTMLElement::MapImageBorderAttributeInto(aAttributes, aContext, aPresContext, nsnull); nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aContext, aPresContext); } NS_IMETHODIMP nsHTMLEmbedElement::GetMappedAttributeImpact(const nsIAtom* aAttribute, PRInt32& aHint) const { if (! nsGenericHTMLElement::GetCommonMappedAttributesImpact(aAttribute, aHint)) { if (! nsGenericHTMLElement::GetImageMappedAttributesImpact(aAttribute, aHint)) { if (! nsGenericHTMLElement::GetImageAlignAttributeImpact(aAttribute, aHint)) { if (! nsGenericHTMLElement::GetImageBorderAttributeImpact(aAttribute, aHint)) { aHint = NS_STYLE_HINT_CONTENT; } } } } return NS_OK; } NS_IMETHODIMP nsHTMLEmbedElement::GetAttributeMappingFunctions(nsMapAttributesFunc& aFontMapFunc, nsMapAttributesFunc& aMapFunc) const { aFontMapFunc = nsnull; aMapFunc = &MapAttributesInto; return NS_OK; } NS_IMETHODIMP nsHTMLEmbedElement::HandleDOMEvent(nsIPresContext* aPresContext, nsEvent* aEvent, nsIDOMEvent** aDOMEvent, PRUint32 aFlags, nsEventStatus* aEventStatus) { return mInner.HandleDOMEvent(aPresContext, aEvent, aDOMEvent, aFlags, aEventStatus); } NS_IMETHODIMP nsHTMLEmbedElement::SizeOf(nsISizeOfHandler* aSizer, PRUint32* aResult) const { return mInner.SizeOf(aSizer, aResult, sizeof(*this)); } /***************************************************************************/ // This is cribbed from nsHTMLImageElement::GetImageFrame. nsresult nsHTMLEmbedElement::GetPluginInstance(nsIPluginInstance** aPluginInstance) { nsresult result; nsCOMPtr context; nsCOMPtr shell; if (mInner.mDocument) { // Make sure the presentation is up-to-date result = mInner.mDocument->FlushPendingNotifications(); if (NS_FAILED(result)) { return result; } } result = nsGenericHTMLElement::GetPresContext(this, getter_AddRefs(context)); if (NS_FAILED(result)) { return result; } result = context->GetShell(getter_AddRefs(shell)); if (NS_FAILED(result)) { return result; } nsIFrame* frame; result = shell->GetPrimaryFrameFor(this, &frame); if (NS_FAILED(result)) { return result; } if (frame) { nsCOMPtr type; frame->GetFrameType(getter_AddRefs(type)); if (type.get() == nsLayoutAtoms::objectFrame) { // XXX We could have created an interface for this, but Troy // preferred the ugliness of a static cast to the weight of // a new interface. nsObjectFrame* objectFrame = NS_STATIC_CAST(nsObjectFrame*, frame); return objectFrame->GetPluginInstance(*aPluginInstance); } } return NS_ERROR_FAILURE; } /***************************************************************************/ // nsIJSScriptObject PRBool nsHTMLEmbedElement::AddProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp) { return mInner.AddProperty(aContext, aObj, aID, aVp); } PRBool nsHTMLEmbedElement::DeleteProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp) { return mInner.DeleteProperty(aContext, aObj, aID, aVp); } PRBool nsHTMLEmbedElement::GetProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp) { if (JSVAL_IS_STRING(aID)) { PRBool retval = PR_FALSE; char* cString = JS_GetStringBytes(JS_ValueToString(aContext, aID)); nsCOMPtr iim = dont_AddRef(XPTI_GetInterfaceInfoManager()); nsCOMPtr xpc = do_GetService(nsIXPConnect::GetCID()); if (iim && xpc) { nsIID* iid; if (NS_SUCCEEDED(iim->GetIIDForName(cString, &iid)) && iid) { nsCOMPtr pi; if (NS_SUCCEEDED(GetPluginInstance(getter_AddRefs(pi))) && pi) { nsCOMPtr holder; JSObject* ifaceObj; if (NS_SUCCEEDED(xpc->WrapNative(aContext, aObj, pi, *iid, getter_AddRefs(holder))) && holder && NS_SUCCEEDED(holder->GetJSObject(&ifaceObj)) && ifaceObj) { *aVp = OBJECT_TO_JSVAL(ifaceObj); retval = PR_TRUE; } } nsAllocator::Free(iid); return retval; } } } return mInner.GetProperty(aContext, aObj, aID, aVp); } PRBool nsHTMLEmbedElement::SetProperty(JSContext *aContext, JSObject *aObj, jsval aID, jsval *aVp) { return mInner.SetProperty(aContext, aObj, aID, aVp); } PRBool nsHTMLEmbedElement::EnumerateProperty(JSContext *aContext, JSObject *aObj) { return mInner.EnumerateProperty(aContext, aObj); } PRBool nsHTMLEmbedElement::Resolve(JSContext *aContext, JSObject *aObj, jsval aID) { return mInner.Resolve(aContext, aObj, aID); } PRBool nsHTMLEmbedElement::Convert(JSContext *aContext, JSObject *aObj, jsval aID) { return mInner.Convert(aContext, aObj, aID); } void nsHTMLEmbedElement::Finalize(JSContext *aContext, JSObject *aObj) { mInner.Finalize(aContext, aObj); }