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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _DelegateList_H_
#define _DelegateList_H_
#include "nsISupports.h"
#include "msgIDelegateList.h"
#include "nsTHashMap.h"
#include "nsString.h"
namespace mozilla {
namespace mailnews {
// This class provides a list of method names to delegate to another object.
class DelegateList : public msgIDelegateList {
public:
NS_DECL_ISUPPORTS
NS_DECL_MSGIDELEGATELIST
DelegateList() {}
nsTHashMap<nsCStringHashKey, bool> mMethods;
protected:
virtual ~DelegateList() {}
};
} // namespace mailnews
} // namespace mozilla
/*
* This macro is used in forwarding functions.
* _jsdelegate: the name of the JS pointer that implements a particular
* interface.
* _jsmethods: the DelegateList object
* _cppbase: the C++ base instance (used when call not delegated to js)
*
**/
#define DELEGATE_JS(_jsdelegate, _jsmethods, _cppbase) \
(_jsdelegate && _jsmethods && \
_jsmethods->Contains(nsLiteralCString(__func__)) \
? _jsdelegate \
: (_cppbase))
#endif
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