pjs/xpfe/bootstrap/appleevents/nsAEEventHandling.cpp

160 строки
4.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 <sfraser@netscape.com>
*
* 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsAEEventHandling.h"
#include "nsAECoreClass.h"
/*----------------------------------------------------------------------------
CreateAEHandlerClasses
This call creates everything.
----------------------------------------------------------------------------*/
OSErr CreateAEHandlerClasses(Boolean suspendFirstEvent)
{
OSErr err = noErr;
// if we have one, assume we have all
if (AECoreClass::sAECoreHandler)
return noErr;
try
{
AECoreClass::sAECoreHandler = new AECoreClass(suspendFirstEvent);
}
catch(OSErr catchErr)
{
err = catchErr;
}
catch( ... )
{
err = paramErr;
}
return err;
}
/*----------------------------------------------------------------------------
CreateAEHandlerClasses
This call creates everything.
----------------------------------------------------------------------------*/
OSErr ResumeAEHandling(AppleEvent *appleEvent, AppleEvent *reply, Boolean dispatchEvent)
{
OSErr err = noErr;
if (!AECoreClass::sAECoreHandler)
return paramErr;
try
{
AECoreClass::sAECoreHandler->ResumeEventHandling(appleEvent, reply, dispatchEvent);
}
catch(OSErr catchErr)
{
err = catchErr;
}
catch( ... )
{
err = paramErr;
}
return err;
}
/*----------------------------------------------------------------------------
GetSuspendedEvent
Return the suspended event, if any
----------------------------------------------------------------------------*/
OSErr GetSuspendedEvent(AppleEvent *theEvent, AppleEvent *reply)
{
OSErr err = noErr;
theEvent->descriptorType = typeNull;
theEvent->dataHandle = nil;
reply->descriptorType = typeNull;
reply->dataHandle = nil;
if (!AECoreClass::sAECoreHandler)
return paramErr;
try
{
AECoreClass::sAECoreHandler->GetSuspendedEvent(theEvent, reply);
}
catch(OSErr catchErr)
{
err = catchErr;
}
catch( ... )
{
err = paramErr;
}
return err;
}
/*----------------------------------------------------------------------------
ShutdownAEHandlerClasses
and this destroys the whole lot.
----------------------------------------------------------------------------*/
OSErr ShutdownAEHandlerClasses(void)
{
if (!AECoreClass::sAECoreHandler)
return noErr;
try
{
delete AECoreClass::sAECoreHandler;
}
catch(...)
{
}
AECoreClass::sAECoreHandler = nil;
return noErr;
}