office-gobmx/framework/source/dispatch/windowcommanddispatch.cxx
Caolán McNamara 4f68489ae2 Fix per-frame leak
This was defined as a uno listener, but wasn't registered as a uno listener,
but was a vcl listener. There was no route for it to be released despite all
the optimistic comments.
2011-02-02 15:06:02 +00:00

211 lines
6.5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_framework.hxx"
//_______________________________________________
// my own includes
#include <dispatch/windowcommanddispatch.hxx>
#include <threadhelp/readguard.hxx>
#include <threadhelp/writeguard.hxx>
#include <targets.h>
#include <services.h>
//_______________________________________________
// interface includes
#include <com/sun/star/frame/XDispatchProvider.hpp>
#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/util/XURLTransformer.hpp>
//_______________________________________________
// includes of other projects
#include <vcl/window.hxx>
#include <vcl/svapp.hxx>
#include <vcl/cmdevt.hxx>
#include <osl/mutex.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <rtl/logfile.hxx>
//_______________________________________________
// namespace
namespace framework{
namespace css = ::com::sun::star;
//_______________________________________________
// declarations
const ::rtl::OUString WindowCommandDispatch::COMMAND_PREFERENCES(RTL_CONSTASCII_USTRINGPARAM(".uno:OptionsTreeDialog"));
const ::rtl::OUString WindowCommandDispatch::COMMAND_ABOUTBOX(RTL_CONSTASCII_USTRINGPARAM(".uno:About"));
//-----------------------------------------------
WindowCommandDispatch::WindowCommandDispatch(const css::uno::Reference< css::lang::XMultiServiceFactory >& xSMGR ,
const css::uno::Reference< css::frame::XFrame >& xFrame)
: ThreadHelpBase( )
, m_xSMGR (xSMGR )
, m_xFrame (xFrame )
, m_xWindow (xFrame->getContainerWindow())
{
impl_startListening();
}
//-----------------------------------------------
WindowCommandDispatch::~WindowCommandDispatch()
{
impl_stopListening();
m_xSMGR.clear();
}
//-----------------------------------------------
void WindowCommandDispatch::impl_startListening()
{
ReadGuard aReadLock(m_aLock);
css::uno::Reference< css::awt::XWindow > xWindow( m_xWindow.get(), css::uno::UNO_QUERY );
aReadLock.unlock();
if ( ! xWindow.is())
return;
{
SolarMutexGuard aSolarLock;
Window* pWindow = VCLUnoHelper::GetWindow(xWindow);
if ( ! pWindow)
return;
pWindow->AddEventListener( LINK(this, WindowCommandDispatch, impl_notifyCommand) );
}
}
void WindowCommandDispatch::impl_stopListening()
{
ReadGuard aReadLock(m_aLock);
css::uno::Reference< css::awt::XWindow > xWindow( m_xWindow.get(), css::uno::UNO_QUERY );
aReadLock.unlock();
if (!xWindow.is())
return;
{
SolarMutexGuard aSolarLock;
Window* pWindow = VCLUnoHelper::GetWindow(xWindow);
if (!pWindow)
return;
pWindow->RemoveEventListener( LINK(this, WindowCommandDispatch, impl_notifyCommand) );
m_xWindow.clear();
}
}
//-----------------------------------------------
IMPL_LINK(WindowCommandDispatch, impl_notifyCommand, void*, pParam)
{
if ( ! pParam)
return 0L;
const VclWindowEvent* pEvent = (VclWindowEvent*)pParam;
if (pEvent->GetId() == VCLEVENT_OBJECT_DYING)
{
impl_stopListening();
return 0L;
}
if (pEvent->GetId() != VCLEVENT_WINDOW_COMMAND)
return 0L;
const CommandEvent* pCommand = (CommandEvent*)pEvent->GetData();
if (pCommand->GetCommand() != COMMAND_SHOWDIALOG)
return 0L;
const CommandDialogData* pData = pCommand->GetDialogData();
if ( ! pData)
return 0L;
const int nCommand = pData->GetDialogId();
::rtl::OUString sCommand;
switch (nCommand)
{
case SHOWDIALOG_ID_PREFERENCES :
sCommand = WindowCommandDispatch::COMMAND_PREFERENCES;
break;
case SHOWDIALOG_ID_ABOUT :
sCommand = WindowCommandDispatch::COMMAND_ABOUTBOX;
break;
default :
return 0L;
}
impl_dispatchCommand(sCommand);
return 0L;
}
//-----------------------------------------------
void WindowCommandDispatch::impl_dispatchCommand(const ::rtl::OUString& sCommand)
{
// ignore all errors here. It's clicking a menu entry only ...
// The user will try it again, in case nothing happens .-)
try
{
// SYNCHRONIZED ->
ReadGuard aReadLock(m_aLock);
css::uno::Reference< css::frame::XDispatchProvider > xProvider(m_xFrame.get(), css::uno::UNO_QUERY_THROW);
css::uno::Reference< css::lang::XMultiServiceFactory > xSMGR = m_xSMGR;
aReadLock.unlock();
// <- SYNCHRONIZED
// check provider ... we know it's weak reference only
if ( ! xProvider.is())
return;
css::uno::Reference< css::util::XURLTransformer > xParser(xSMGR->createInstance(SERVICENAME_URLTRANSFORMER), css::uno::UNO_QUERY_THROW);
css::util::URL aCommand;
aCommand.Complete = sCommand;
xParser->parseStrict(aCommand);
css::uno::Reference< css::frame::XDispatch > xDispatch = xProvider->queryDispatch(aCommand, SPECIALTARGET_SELF, 0);
if (xDispatch.is())
xDispatch->dispatch(aCommand, css::uno::Sequence< css::beans::PropertyValue >());
}
catch(const css::uno::Exception&)
{}
}
} // namespace framework
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */