root/axscript/ActiveScriptError.h

INCLUDED FROM

/* ***** 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 [ActiveScripting implemented with Tamarin].
 *
 * The Initial Developer of the Original Code is Mozilla Corp.
 * Portions created by the Initial Developer are Copyright (C) 2007
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Mark Hammond.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either 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 __axtam_ActiveScriptError__
#define __axtam_ActiveScriptError__

namespace axtam {
        // Class for reporting avm exceptions to the script host.  It is hoped we 
        // can replace this with a script version, or at least integrate with our 
        // script impl, so GetSourcePosition() and possibly the script context, 
        // can be delegated.
        // XXX - think about this some more.
        class ATL_NO_VTABLE CActiveScriptError :
                public CComObjectRootEx<CComSingleThreadModel>,
                public IActiveScriptError,
        //      public IActiveScriptError64,
                // Any pointers to a GCObject from unmanaged memory require the unmanaged object to be a GCRoot.
                // We are an unmanaged object, and 'exception' is (presumably) a GCObject.
                public MMgc::GCRoot
        {
        public:
                CActiveScriptError(AXTam *_core) : 
                  MMgc::GCRoot(_core->GetGC()), core(_core), dwSourceContextCookie(0), exception(0) {;}
                virtual ~CActiveScriptError() {;}
                bool isSyntaxError();
                avmplus::Exception *exception; // is this GCRoot really enough?
                AXTam *core;
                DWORD_PTR dwSourceContextCookie;
        protected:

        BEGIN_COM_MAP(CActiveScriptError)
                COM_INTERFACE_ENTRY(IActiveScriptError)
        //      COM_INTERFACE_ENTRY(IActiveScriptError64)
        END_COM_MAP()

        // IActiveScriptError
        STDMETHOD(GetExceptionInfo)( 
                        /* [out] */ EXCEPINFO *pexcepinfo);

        STDMETHOD(GetSourcePosition)(
                        /* [out] */ DWORD *pdwSourceContext,
                        /* [out] */ ULONG *pulLineNumber,
                        /* [out] */ LONG *plCharacterPosition);

        STDMETHOD(GetSourceLineText)(
                        /* [out] */ BSTR *pbstrSourceLine);

        // IActiveScriptError64

        //   STDMETHOD(GetSourcePosition64)(
        //            /* [out] */ DWORDLONG *pdwSourceContext,
        //            /* [out] */ ULONG *pulLineNumber,
        //            /* [out] */ LONG *plCharacterPosition);

        };

};

#endif // __axtam_ActiveScriptError__