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dom/xbl/nsXBLProtoImpl.h@6474c204b198 (annotated)

dom/xbl/nsXBLProtoImpl.h

Wed, 31 Dec 2014 06:09:35 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Wed, 31 Dec 2014 06:09:35 +0100

changeset 0

6474c204b198

permissions

-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#ifndef nsXBLProtoImpl_h__
michael@0	7	#define nsXBLProtoImpl_h__
michael@0	8
michael@0	9	#include "nsMemory.h"
michael@0	10	#include "nsXBLPrototypeHandler.h"
michael@0	11	#include "nsXBLProtoImplMember.h"
michael@0	12	#include "nsXBLProtoImplField.h"
michael@0	13	#include "nsXBLBinding.h"
michael@0	14
michael@0	15	class nsXBLPrototypeBinding;
michael@0	16	class nsXBLProtoImplAnonymousMethod;
michael@0	17
michael@0	18	class nsXBLProtoImpl MOZ_FINAL
michael@0	19	{
michael@0	20	public:
michael@0	21	nsXBLProtoImpl()
michael@0	22	: mPrecompiledMemberHolder(nullptr),
michael@0	23	mMembers(nullptr),
michael@0	24	mFields(nullptr),
michael@0	25	mConstructor(nullptr),
michael@0	26	mDestructor(nullptr)
michael@0	27	{
michael@0	28	MOZ_COUNT_CTOR(nsXBLProtoImpl);
michael@0	29	}
michael@0	30	~nsXBLProtoImpl()
michael@0	31	{
michael@0	32	MOZ_COUNT_DTOR(nsXBLProtoImpl);
michael@0	33	// Note: the constructor and destructor are in mMembers, so we'll
michael@0	34	// clean them up automatically.
michael@0	35	delete mMembers;
michael@0	36	delete mFields;
michael@0	37	}
michael@0	38
michael@0	39
michael@0	40	nsresult InstallImplementation(nsXBLPrototypeBinding* aPrototypeBinding, nsXBLBinding* aBinding);
michael@0	41
michael@0	42	private:
michael@0	43	nsresult InitTargetObjects(nsXBLPrototypeBinding* aBinding,
michael@0	44	nsIContent* aBoundElement,
michael@0	45	JS::MutableHandle<JSObject*> aTargetClassObject,
michael@0	46	bool* aTargetIsNew);
michael@0	47
michael@0	48	public:
michael@0	49	nsresult CompilePrototypeMembers(nsXBLPrototypeBinding* aBinding);
michael@0	50
michael@0	51	bool LookupMember(JSContext* aCx, nsString& aName, JS::Handle<jsid> aNameAsId,
michael@0	52	JS::MutableHandle<JSPropertyDescriptor> aDesc,
michael@0	53	JS::Handle<JSObject*> aClassObject);
michael@0	54
michael@0	55	void SetMemberList(nsXBLProtoImplMember* aMemberList)
michael@0	56	{
michael@0	57	delete mMembers;
michael@0	58	mMembers = aMemberList;
michael@0	59	}
michael@0	60
michael@0	61	void SetFieldList(nsXBLProtoImplField* aFieldList)
michael@0	62	{
michael@0	63	delete mFields;
michael@0	64	mFields = aFieldList;
michael@0	65	}
michael@0	66
michael@0	67	void Trace(const TraceCallbacks& aCallbacks, void *aClosure);
michael@0	68	void UnlinkJSObjects();
michael@0	69
michael@0	70	nsXBLProtoImplField* FindField(const nsString& aFieldName) const;
michael@0	71
michael@0	72	// Resolve all the fields for this implementation on the object |obj| False
michael@0	73	// return means a JS exception was set.
michael@0	74	bool ResolveAllFields(JSContext *cx, JS::Handle<JSObject*> obj) const;
michael@0	75
michael@0	76	// Undefine all our fields from object |obj| (which should be a
michael@0	77	// JSObject for a bound element).
michael@0	78	void UndefineFields(JSContext* cx, JS::Handle<JSObject*> obj) const;
michael@0	79
michael@0	80	bool CompiledMembers() const {
michael@0	81	return mPrecompiledMemberHolder != nullptr;
michael@0	82	}
michael@0	83
michael@0	84	nsresult Read(nsIObjectInputStream* aStream,
michael@0	85	nsXBLPrototypeBinding* aBinding);
michael@0	86	nsresult Write(nsIObjectOutputStream* aStream,
michael@0	87	nsXBLPrototypeBinding* aBinding);
michael@0	88
michael@0	89	protected:
michael@0	90	// used by Read to add each member
michael@0	91	nsXBLProtoImplMember* AddMember(nsXBLProtoImplMember* aMember,
michael@0	92	nsXBLProtoImplMember* aPreviousMember)
michael@0	93	{
michael@0	94	if (aPreviousMember)
michael@0	95	aPreviousMember->SetNext(aMember);
michael@0	96	else
michael@0	97	mMembers = aMember;
michael@0	98	return aMember;
michael@0	99	}
michael@0	100
michael@0	101	void DestroyMembers();
michael@0	102
michael@0	103	public:
michael@0	104	nsCString mClassName; // The name of the class.
michael@0	105
michael@0	106	protected:
michael@0	107	JSObject* mPrecompiledMemberHolder; // The class object for the binding. We'll use this to pre-compile properties
michael@0	108	// and methods for the binding.
michael@0	109
michael@0	110	nsXBLProtoImplMember* mMembers; // The members of an implementation are chained in this singly-linked list.
michael@0	111
michael@0	112	nsXBLProtoImplField* mFields; // Our fields
michael@0	113
michael@0	114	public:
michael@0	115	nsXBLProtoImplAnonymousMethod* mConstructor; // Our class constructor.
michael@0	116	nsXBLProtoImplAnonymousMethod* mDestructor; // Our class destructor.
michael@0	117	};
michael@0	118
michael@0	119	nsresult
michael@0	120	NS_NewXBLProtoImpl(nsXBLPrototypeBinding* aBinding,
michael@0	121	const char16_t* aClassName,
michael@0	122	nsXBLProtoImpl** aResult);
michael@0	123
michael@0	124	#endif // nsXBLProtoImpl_h__