/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** 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 Communicator client code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Simon Fraser * * 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 __AEGENERICCLASS__ #define __AEGENERICCLASS__ #include "nsAEClassIterator.h" // pure virtual base class that provides stubs for much objecct functionality. class AEGenericClass { friend class AEDispatchHandler; public: AEGenericClass(DescType classType, DescType containerClass); // throws OSErrs virtual ~AEGenericClass(); // ---------------------------------------------------------------------------- // Dispatch routine // ---------------------------------------------------------------------------- void DispatchEvent( AEDesc* token, const AppleEvent* appleEvent, AppleEvent* reply); // throws OSErrs // ---------------------------------------------------------------------------- // Item from container accessor // ---------------------------------------------------------------------------- static pascal OSErr ItemFromContainerAccessor( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken, long refCon); protected: // MT-NW suite events enum { kAEExtract = 'Extr', kExtractKeyDestFolder = 'Fold', kAESendMessage = 'Post' }; virtual void GetPropertyFromObject( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken); virtual void GetProperty( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken); // ---------------------------------------------------------------------------- // GetItemFromContainer // // Overridable method to get an item from its container. // // ---------------------------------------------------------------------------- virtual void GetItemFromContainer( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken) = 0; // ---------------------------------------------------------------------------- // OSL Callbacks (compare and count) // ---------------------------------------------------------------------------- virtual void CompareObjects( DescType comparisonOperator, const AEDesc * object, const AEDesc * descriptorOrObject, Boolean * result); virtual void CountObjects( DescType desiredType, DescType containerClass, const AEDesc * container, long * result); // ---------------------------------------------------------------------------- // Core Suite Object Event handlers // ---------------------------------------------------------------------------- virtual void HandleClose(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleCount(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleSetData(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleGetData(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleDataSize(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleDelete(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleDuplicate(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleExists(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleMake(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleMove(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleOpen(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleReOpen(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleRun(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandlePrint(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleQuit(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleSave(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); // ---------------------------------------------------------------------------- // MT-NW suite event handlers // ---------------------------------------------------------------------------- virtual void HandleExtract(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); virtual void HandleSendMessage(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply); // ---------------------------------------------------------------------------- // Get and Set methods for objects and list. Note that the object methods are pure virtual // ---------------------------------------------------------------------------- virtual void GetDataFromObject(const AEDesc *token, AEDesc *desiredTypes, AEDesc *data) = 0; virtual void SetDataForObject(const AEDesc *token, AEDesc *data) = 0; // ---------------------------------------------------------------------------- // Methods for creating self and container specifiers // ---------------------------------------------------------------------------- void CreateSpecifier(const AEDesc *token, AEDesc *outSpecifier); virtual void GetContainerSpecifier(const AEDesc *token, AEDesc *outContainerSpecifier); virtual void CreateSelfSpecifier(const AEDesc *token, AEDesc *outSpecifier) = 0; void GetDataFromListOrObject(const AEDesc *tokenOrTokenList, AEDesc *desiredTypes, AEDesc *data); void SetDataForListOrObject(const AEDesc *tokenOrTokenList, const AppleEvent *appleEvent, AppleEvent *reply); void GetDataFromList(const AEDesc *srcList, AEDesc *desiredTypes, AEDesc *dstList); void SetDataForList(const AEDesc *token, AEDesc *data); void GetPropertyFromListOrObject( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken); void GetPropertyFromList( DescType desiredClass, const AEDesc* containerToken, DescType containerClass, DescType keyForm, const AEDesc* keyData, AEDesc* resultToken); virtual DescType GetKeyEventDataAs(DescType propertyCode); virtual Boolean CanSetProperty(DescType propertyCode) = 0; virtual Boolean CanGetProperty(DescType propertyCode) = 0; DescType GetClass() { return mClass; } // ---------------------------------------------------------------------------- // Methods called from the main handlers // ---------------------------------------------------------------------------- virtual void MakeNewObject( const DescType insertionPosition, const AEDesc* token, const AEDesc* ptrToWithData, const AEDesc* ptrToWithProperties, AppleEvent* reply); protected: DescType mClass; DescType mContainerClass; OSLAccessorUPP mItemFromContainerAccessor; }; #endif /* __AEGENERICCLASS__ */