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nsDOMClassInfo.h
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nsDOMClassInfo.h
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sw=2 et tw=80: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Johnny Stenback <jst@netscape.com> (original author)
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsDOMClassInfo_h___
#define nsDOMClassInfo_h___
#include "nsIDOMClassInfo.h"
#include "nsIXPCScriptable.h"
#include "jsapi.h"
#include "nsIScriptSecurityManager.h"
#include "nsIScriptContext.h"
#include "nsDOMJSUtils.h" // for GetScriptContextFromJSContext
#include "nsIScriptGlobalObject.h"
#include "nsContentUtils.h"
namespace mozilla {
class DOMSVGLengthList;
class DOMSVGNumberList;
class DOMSVGPathSegList;
class DOMSVGPointList;
}
class nsGlobalWindow;
class nsIDOMDocument;
class nsIDOMNSHTMLOptionCollection;
class nsIDOMNodeList;
class nsIDOMSVGLength;
class nsIDOMSVGLengthList;
class nsIDOMSVGNumber;
class nsIDOMSVGNumberList;
class nsIDOMSVGPathSeg;
class nsIDOMSVGPathSegList;
class nsIDOMSVGPoint;
class nsIDOMSVGPointList;
class nsIDOMSVGTransform;
class nsIDOMSVGTransformList;
class nsIDOMWindow;
class nsIForm;
class nsIHTMLDocument;
class nsNPAPIPluginInstance;
class nsSVGTransformList;
struct nsDOMClassInfoData;
typedef nsIClassInfo* (*nsDOMClassInfoConstructorFnc)
(nsDOMClassInfoData* aData);
typedef nsresult (*nsDOMConstructorFunc)(nsISupports** aNewObject);
struct nsDOMClassInfoData
{
const char *mName;
const PRUnichar *mNameUTF16;
union {
nsDOMClassInfoConstructorFnc mConstructorFptr;
nsDOMClassInfoExternalConstructorFnc mExternalConstructorFptr;
} u;
nsIClassInfo *mCachedClassInfo; // low bit is set to 1 if external,
// so be sure to mask if necessary!
const nsIID *mProtoChainInterface;
const nsIID **mInterfaces;
PRUint32 mScriptableFlags : 31; // flags must not use more than 31 bits!
PRUint32 mHasClassInterface : 1;
PRUint32 mInterfacesBitmap;
PRPackedBool mChromeOnly;
PRPackedBool mDisabled;
#ifdef NS_DEBUG
PRUint32 mDebugID;
#endif
};
struct nsExternalDOMClassInfoData : public nsDOMClassInfoData
{
const nsCID *mConstructorCID;
};
typedef PRUptrdiff PtrBits;
// To be used with the nsDOMClassInfoData::mCachedClassInfo pointer.
// The low bit is set when we created a generic helper for an external
// (which holds on to the nsDOMClassInfoData).
#define GET_CLEAN_CI_PTR(_ptr) (nsIClassInfo*)(PtrBits(_ptr) & ~0x1)
#define MARK_EXTERNAL(_ptr) (nsIClassInfo*)(PtrBits(_ptr) | 0x1)
#define IS_EXTERNAL(_ptr) (PtrBits(_ptr) & 0x1)
class nsDOMClassInfo : public nsXPCClassInfo
{
public:
nsDOMClassInfo(nsDOMClassInfoData* aData);
virtual ~nsDOMClassInfo();
NS_DECL_NSIXPCSCRIPTABLE
NS_DECL_ISUPPORTS
NS_DECL_NSICLASSINFO
// Helper method that returns a *non* refcounted pointer to a
// helper. So please note, don't release this pointer, if you do,
// you better make sure you've addreffed before release.
//
// Whaaaaa! I wanted to name this method GetClassInfo, but nooo,
// some of Microsoft devstudio's headers #defines GetClassInfo to
// GetClassInfoA so I can't, those $%#@^! bastards!!! What gives
// them the right to do that?
static nsIClassInfo* GetClassInfoInstance(nsDOMClassInfoData* aData);
static void ShutDown();
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsDOMClassInfo(aData);
}
static nsresult ThrowJSException(JSContext *cx, nsresult aResult);
/*
* The following two functions exist because of the way that Xray wrappers
* work. In order to allow scriptable helpers to define non-IDL defined but
* still "safe" properties for Xray wrappers, we call into the scriptable
* helper with |obj| being the wrapper.
*
* Ideally, that would be the end of the story, however due to complications
* dealing with document.domain, it's possible to end up in a scriptable
* helper with a wrapper, even though we should be treating the lookup as a
* transparent one.
*/
static PRBool ObjectIsNativeWrapper(JSContext* cx, JSObject* obj);
static nsISupports *GetNative(nsIXPConnectWrappedNative *wrapper, JSObject *obj);
static nsIXPConnect *XPConnect()
{
return sXPConnect;
}
protected:
friend nsIClassInfo* NS_GetDOMClassInfoInstance(nsDOMClassInfoID aID);
const nsDOMClassInfoData* mData;
virtual void PreserveWrapper(nsISupports *aNative)
{
}
virtual PRUint32 GetInterfacesBitmap()
{
return mData->mInterfacesBitmap;
}
static nsresult Init();
static nsresult RegisterClassName(PRInt32 aDOMClassInfoID);
static nsresult RegisterClassProtos(PRInt32 aDOMClassInfoID);
static nsresult RegisterExternalClasses();
nsresult ResolveConstructor(JSContext *cx, JSObject *obj,
JSObject **objp);
// Checks if id is a number and returns the number, if aIsNumber is
// non-null it's set to true if the id is a number and false if it's
// not a number. If id is not a number this method returns -1
static PRInt32 GetArrayIndexFromId(JSContext *cx, jsid id,
PRBool *aIsNumber = nsnull);
static inline PRBool IsReadonlyReplaceable(jsid id)
{
return (id == sParent_id ||
id == sScrollbars_id ||
id == sContent_id ||
id == sMenubar_id ||
id == sToolbar_id ||
id == sLocationbar_id ||
id == sPersonalbar_id ||
id == sStatusbar_id ||
id == sControllers_id ||
id == sScrollX_id ||
id == sScrollY_id ||
id == sScrollMaxX_id ||
id == sScrollMaxY_id ||
id == sLength_id ||
id == sFrames_id ||
id == sSelf_id ||
id == sURL_id);
}
static inline PRBool IsWritableReplaceable(jsid id)
{
return (id == sInnerHeight_id ||
id == sInnerWidth_id ||
id == sOpener_id ||
id == sOuterHeight_id ||
id == sOuterWidth_id ||
id == sScreenX_id ||
id == sScreenY_id ||
id == sStatus_id ||
id == sName_id);
}
static nsIXPConnect *sXPConnect;
static nsIScriptSecurityManager *sSecMan;
// nsIXPCScriptable code
static nsresult DefineStaticJSVals(JSContext *cx);
static PRBool sIsInitialized;
static PRBool sDisableDocumentAllSupport;
static PRBool sDisableGlobalScopePollutionSupport;
public:
static jsid sParent_id;
static jsid sScrollbars_id;
static jsid sLocation_id;
static jsid sConstructor_id;
static jsid s_content_id;
static jsid sContent_id;
static jsid sMenubar_id;
static jsid sToolbar_id;
static jsid sLocationbar_id;
static jsid sPersonalbar_id;
static jsid sStatusbar_id;
static jsid sDialogArguments_id;
static jsid sControllers_id;
static jsid sLength_id;
static jsid sInnerHeight_id;
static jsid sInnerWidth_id;
static jsid sOuterHeight_id;
static jsid sOuterWidth_id;
static jsid sScreenX_id;
static jsid sScreenY_id;
static jsid sStatus_id;
static jsid sName_id;
static jsid sOnmousedown_id;
static jsid sOnmouseup_id;
static jsid sOnclick_id;
static jsid sOndblclick_id;
static jsid sOncontextmenu_id;
static jsid sOnmouseover_id;
static jsid sOnmouseout_id;
static jsid sOnkeydown_id;
static jsid sOnkeyup_id;
static jsid sOnkeypress_id;
static jsid sOnmousemove_id;
static jsid sOnfocus_id;
static jsid sOnblur_id;
static jsid sOnsubmit_id;
static jsid sOnreset_id;
static jsid sOnchange_id;
static jsid sOninput_id;
static jsid sOninvalid_id;
static jsid sOnselect_id;
static jsid sOnload_id;
static jsid sOnpopstate_id;
static jsid sOnbeforeunload_id;
static jsid sOnunload_id;
static jsid sOnhashchange_id;
static jsid sOnreadystatechange_id;
static jsid sOnpageshow_id;
static jsid sOnpagehide_id;
static jsid sOnabort_id;
static jsid sOnerror_id;
static jsid sOnpaint_id;
static jsid sOnresize_id;
static jsid sOnscroll_id;
static jsid sOndrag_id;
static jsid sOndragend_id;
static jsid sOndragenter_id;
static jsid sOndragleave_id;
static jsid sOndragover_id;
static jsid sOndragstart_id;
static jsid sOndrop_id;
static jsid sScrollX_id;
static jsid sScrollY_id;
static jsid sScrollMaxX_id;
static jsid sScrollMaxY_id;
static jsid sOpen_id;
static jsid sItem_id;
static jsid sNamedItem_id;
static jsid sEnumerate_id;
static jsid sNavigator_id;
static jsid sDocument_id;
static jsid sFrames_id;
static jsid sSelf_id;
static jsid sOpener_id;
static jsid sAll_id;
static jsid sTags_id;
static jsid sAddEventListener_id;
static jsid sBaseURIObject_id;
static jsid sNodePrincipal_id;
static jsid sDocumentURIObject_id;
static jsid sOncopy_id;
static jsid sOncut_id;
static jsid sOnpaste_id;
static jsid sJava_id;
static jsid sPackages_id;
static jsid sOnloadstart_id;
static jsid sOnprogress_id;
static jsid sOnsuspend_id;
static jsid sOnemptied_id;
static jsid sOnstalled_id;
static jsid sOnplay_id;
static jsid sOnpause_id;
static jsid sOnloadedmetadata_id;
static jsid sOnloadeddata_id;
static jsid sOnwaiting_id;
static jsid sOnplaying_id;
static jsid sOncanplay_id;
static jsid sOncanplaythrough_id;
static jsid sOnseeking_id;
static jsid sOnseeked_id;
static jsid sOntimeupdate_id;
static jsid sOnended_id;
static jsid sOnratechange_id;
static jsid sOndurationchange_id;
static jsid sOnvolumechange_id;
static jsid sOnmessage_id;
static jsid sOnbeforescriptexecute_id;
static jsid sOnafterscriptexecute_id;
static jsid sWrappedJSObject_id;
static jsid sURL_id;
static jsid sKeyPath_id;
static jsid sAutoIncrement_id;
static jsid sUnique_id;
static jsid sOntouchstart_id;
static jsid sOntouchend_id;
static jsid sOntouchmove_id;
static jsid sOntouchenter_id;
static jsid sOntouchleave_id;
static jsid sOntouchcancel_id;
static jsid sOnbeforeprint_id;
static jsid sOnafterprint_id;
static jsid sOndevicemotion_id;
static jsid sOndeviceorientation_id;
protected:
static JSPropertyOp sXPCNativeWrapperGetPropertyOp;
static JSPropertyOp sXrayWrapperPropertyHolderGetPropertyOp;
};
inline
const nsQueryInterface
do_QueryWrappedNative(nsIXPConnectWrappedNative *wrapper, JSObject *obj)
{
return nsQueryInterface(nsDOMClassInfo::GetNative(wrapper, obj));
}
inline
const nsQueryInterfaceWithError
do_QueryWrappedNative(nsIXPConnectWrappedNative *wrapper, JSObject *obj,
nsresult *aError)
{
return nsQueryInterfaceWithError(nsDOMClassInfo::GetNative(wrapper, obj),
aError);
}
inline
nsQueryInterface
do_QueryWrapper(JSContext *cx, JSObject *obj)
{
nsISupports *native =
nsDOMClassInfo::XPConnect()->GetNativeOfWrapper(cx, obj);
return nsQueryInterface(native);
}
inline
nsQueryInterfaceWithError
do_QueryWrapper(JSContext *cx, JSObject *obj, nsresult* error)
{
nsISupports *native =
nsDOMClassInfo::XPConnect()->GetNativeOfWrapper(cx, obj);
return nsQueryInterfaceWithError(native, error);
}
typedef nsDOMClassInfo nsDOMGenericSH;
// EventProp scriptable helper, this class should be the base class of
// all objects that should support things like
// obj.onclick=function{...}
class nsEventReceiverSH : public nsDOMGenericSH
{
protected:
nsEventReceiverSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
{
}
virtual ~nsEventReceiverSH()
{
}
static PRBool ReallyIsEventName(jsid id, jschar aFirstChar);
static inline PRBool IsEventName(jsid id)
{
NS_ASSERTION(JSID_IS_STRING(id), "Don't pass non-string jsid's here!");
const jschar *str = ::JS_GetInternedStringChars(JSID_TO_STRING(id));
if (str[0] == 'o' && str[1] == 'n') {
return ReallyIsEventName(id, str[2]);
}
return PR_FALSE;
}
nsresult RegisterCompileHandler(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj, jsid id,
PRBool compile, PRBool remove,
PRBool *did_define);
public:
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp,
PRBool *_retval);
NS_IMETHOD AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
};
// Simpler than nsEventReceiverSH
// Makes sure that the wrapper is preserved if new properties are added.
class nsEventTargetSH : public nsDOMGenericSH
{
protected:
nsEventTargetSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
{
}
virtual ~nsEventTargetSH()
{
}
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
NS_IMETHOD AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
virtual void PreserveWrapper(nsISupports *aNative);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsEventTargetSH(aData);
}
};
// Window scriptable helper
class nsWindowSH : public nsEventReceiverSH
{
protected:
nsWindowSH(nsDOMClassInfoData *aData) : nsEventReceiverSH(aData)
{
}
virtual ~nsWindowSH()
{
}
static nsresult GlobalResolve(nsGlobalWindow *aWin, JSContext *cx,
JSObject *obj, jsid id, PRBool *did_resolve);
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
#ifdef DEBUG
NS_IMETHOD PostCreate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj)
{
nsCOMPtr<nsIScriptGlobalObject> sgo(do_QueryWrappedNative(wrapper));
NS_ASSERTION(!sgo || sgo->GetGlobalJSObject() == nsnull,
"Multiple wrappers created for global object!");
return NS_OK;
}
NS_IMETHOD GetScriptableFlags(PRUint32 *aFlags)
{
PRUint32 flags;
nsresult rv = nsEventReceiverSH::GetScriptableFlags(&flags);
if (NS_SUCCEEDED(rv)) {
*aFlags = flags | nsIXPCScriptable::WANT_POSTCREATE;
}
return rv;
}
#endif
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRBool *_retval);
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD Finalize(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj);
NS_IMETHOD Equality(nsIXPConnectWrappedNative *wrapper, JSContext * cx,
JSObject * obj, const jsval &val, PRBool *bp);
NS_IMETHOD OuterObject(nsIXPConnectWrappedNative *wrapper, JSContext * cx,
JSObject * obj, JSObject * *_retval);
static JSBool GlobalScopePolluterNewResolve(JSContext *cx, JSObject *obj,
jsid id, uintN flags,
JSObject **objp);
static JSBool GlobalScopePolluterGetProperty(JSContext *cx, JSObject *obj,
jsid id, jsval *vp);
static JSBool SecurityCheckOnAddDelProp(JSContext *cx, JSObject *obj, jsid id,
jsval *vp);
static JSBool SecurityCheckOnSetProp(JSContext *cx, JSObject *obj, jsid id,
JSBool strict, jsval *vp);
static void InvalidateGlobalScopePolluter(JSContext *cx, JSObject *obj);
static nsresult InstallGlobalScopePolluter(JSContext *cx, JSObject *obj,
nsIHTMLDocument *doc);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsWindowSH(aData);
}
};
// Location scriptable helper
class nsLocationSH : public nsDOMGenericSH
{
protected:
nsLocationSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
{
}
virtual ~nsLocationSH()
{
}
public:
NS_IMETHOD CheckAccess(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 mode,
jsval *vp, PRBool *_retval);
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsLocationSH(aData);
}
};
// Navigator scriptable helper
class nsNavigatorSH : public nsDOMGenericSH
{
protected:
nsNavigatorSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
{
}
virtual ~nsNavigatorSH()
{
}
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsNavigatorSH(aData);
}
};
// DOM Node helper, this class deals with setting the parent for the
// wrappers
class nsNodeSH : public nsEventReceiverSH
{
protected:
nsNodeSH(nsDOMClassInfoData* aData) : nsEventReceiverSH(aData)
{
}
virtual ~nsNodeSH()
{
}
// Helper to check whether a capability is enabled
PRBool IsCapabilityEnabled(const char* aCapability);
inline PRBool IsPrivilegedScript() {
return IsCapabilityEnabled("UniversalXPConnect");
}
// Helper to define a void property with JSPROP_SHARED; this can do all the
// work so it's safe to just return whatever it returns. |obj| is the object
// we're defining on, |id| is the name of the prop. This must be a string
// jsval. |objp| is the out param if we define successfully.
nsresult DefineVoidProp(JSContext* cx, JSObject* obj, jsid id,
JSObject** objp);
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
NS_IMETHOD AddProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD GetFlags(PRUint32 *aFlags);
virtual void PreserveWrapper(nsISupports *aNative);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsNodeSH(aData);
}
};
// Element helper
class nsElementSH : public nsNodeSH
{
protected:
nsElementSH(nsDOMClassInfoData* aData) : nsNodeSH(aData)
{
}
virtual ~nsElementSH()
{
}
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
NS_IMETHOD PostCreate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj);
NS_IMETHOD Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRBool *_retval);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsElementSH(aData);
}
};
// Generic array scriptable helper
class nsGenericArraySH : public nsDOMClassInfo
{
protected:
nsGenericArraySH(nsDOMClassInfoData* aData) : nsDOMClassInfo(aData)
{
}
virtual ~nsGenericArraySH()
{
}
public:
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRBool *_retval);
virtual nsresult GetLength(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRUint32 *length);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsGenericArraySH(aData);
}
};
// Array scriptable helper
class nsArraySH : public nsGenericArraySH
{
protected:
nsArraySH(nsDOMClassInfoData* aData) : nsGenericArraySH(aData)
{
}
virtual ~nsArraySH()
{
}
// Subclasses need to override this, if the implementation can't fail it's
// allowed to not set *aResult.
virtual nsISupports* GetItemAt(nsISupports *aNative, PRUint32 aIndex,
nsWrapperCache **aCache, nsresult *aResult) = 0;
public:
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
private:
// Not implemented, nothing should create an instance of this class.
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData);
};
// NodeList scriptable helper
class nsNodeListSH : public nsArraySH
{
protected:
nsNodeListSH(nsDOMClassInfoData* aData) : nsArraySH(aData)
{
}
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
virtual nsresult GetLength(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRUint32 *length);
virtual nsISupports* GetItemAt(nsISupports *aNative, PRUint32 aIndex,
nsWrapperCache **aCache, nsresult *aResult);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsNodeListSH(aData);
}
};
// NamedArray helper
class nsNamedArraySH : public nsArraySH
{
protected:
nsNamedArraySH(nsDOMClassInfoData* aData) : nsArraySH(aData)
{
}
virtual ~nsNamedArraySH()
{
}
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
virtual nsISupports* GetNamedItem(nsISupports *aNative,
const nsAString& aName,
nsWrapperCache **cache,
nsresult *aResult) = 0;
public:
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
private:
// Not implemented, nothing should create an instance of this class.
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData);
};
// NamedNodeMap helper
class nsNamedNodeMapSH : public nsNamedArraySH
{
protected:
nsNamedNodeMapSH(nsDOMClassInfoData* aData) : nsNamedArraySH(aData)
{
}
virtual ~nsNamedNodeMapSH()
{
}
virtual nsISupports* GetItemAt(nsISupports *aNative, PRUint32 aIndex,
nsWrapperCache **aCache, nsresult *aResult);
// Override nsNamedArraySH::GetNamedItem()
virtual nsISupports* GetNamedItem(nsISupports *aNative,
const nsAString& aName,
nsWrapperCache **cache,
nsresult *aResult);
public:
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsNamedNodeMapSH(aData);
}
};
// HTMLCollection helper
class nsHTMLCollectionSH : public nsNamedArraySH
{
protected:
nsHTMLCollectionSH(nsDOMClassInfoData* aData) : nsNamedArraySH(aData)
{
}
virtual ~nsHTMLCollectionSH()
{
}
virtual nsresult GetLength(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRUint32 *length);
virtual nsISupports* GetItemAt(nsISupports *aNative, PRUint32 aIndex,
nsWrapperCache **aCache, nsresult *aResult);
// Override nsNamedArraySH::GetNamedItem()
virtual nsISupports* GetNamedItem(nsISupports *aNative,
const nsAString& aName,
nsWrapperCache **cache,
nsresult *aResult);
public:
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsHTMLCollectionSH(aData);
}
};
// ContentList helper
class nsContentListSH : public nsNamedArraySH
{
protected:
nsContentListSH(nsDOMClassInfoData* aData) : nsNamedArraySH(aData)
{
}
public:
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
virtual nsresult GetLength(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRUint32 *length);
virtual nsISupports* GetItemAt(nsISupports *aNative, PRUint32 aIndex,
nsWrapperCache **aCache, nsresult *aResult);
virtual nsISupports* GetNamedItem(nsISupports *aNative,
const nsAString& aName,
nsWrapperCache **cache,
nsresult *aResult);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsContentListSH(aData);
}
};
// DOMStringMap helper for .dataset property on elements.
class nsDOMStringMapSH : public nsDOMGenericSH
{
public:
nsDOMStringMapSH(nsDOMClassInfoData* aData) : nsDOMGenericSH(aData)
{
}
virtual ~nsDOMStringMapSH()
{
}
public:
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD Enumerate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, PRBool *_retval);
NS_IMETHOD PreCreate(nsISupports *nativeObj, JSContext *cx,
JSObject *globalObj, JSObject **parentObj);
NS_IMETHOD DelProperty(nsIXPConnectWrappedNative *wrapper,
JSContext *cx, JSObject *obj, jsid id,
jsval *vp, PRBool *_retval);
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
bool JSIDToProp(const jsid& aId, nsAString& aResult);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsDOMStringMapSH(aData);
}
};
// Document helper, for document.location and document.on*
class nsDocumentSH : public nsNodeSH
{
public:
nsDocumentSH(nsDOMClassInfoData* aData) : nsNodeSH(aData)
{
}
virtual ~nsDocumentSH()
{
}
public:
NS_IMETHOD NewResolve(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, PRUint32 flags,
JSObject **objp, PRBool *_retval);
NS_IMETHOD GetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD SetProperty(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj, jsid id, jsval *vp, PRBool *_retval);
NS_IMETHOD GetFlags(PRUint32* aFlags);
NS_IMETHOD PostCreate(nsIXPConnectWrappedNative *wrapper, JSContext *cx,
JSObject *obj);
static nsIClassInfo *doCreate(nsDOMClassInfoData* aData)
{
return new nsDocumentSH(aData);
}
};
// HTMLDocument helper
class nsHTMLDocumentSH : public nsDocumentSH
{
protected:
nsHTMLDocumentSH(nsDOMClassInfoData* aData) : nsDocumentSH(aData)
{
}
virtual ~nsHTMLDocumentSH()
{
}
static JSBool DocumentOpen(JSContext *cx, uintN argc, jsval *vp);
static JSBool GetDocumentAllNodeList(JSContext *cx, JSObject *obj,
nsDocument *doc,
nsContentList **nodeList);
public:
static JSBool DocumentAllGetProperty(JSContext *cx, JSObject *obj, jsid id,
jsval *vp);
static JSBool DocumentAllNewResolve(JSContext *cx, JSObject *obj, jsid id,
uintN flags, JSObject **objp);
static void ReleaseDocument(JSContext *cx, JSObject *obj);
static JSBool CallToGetPropMapper(JSContext *cx, uintN argc, jsval *vp);
static JSBool DocumentAllHelperGetProperty(JSContext *cx, JSObject *obj,
jsid id, jsval *vp);
static JSBool DocumentAllHelperNewResolve(JSContext *cx, JSObject *obj,
jsid id, uintN flags,