office-gobmx/sdext/source/presenter/PresenterViewFactory.cxx
2011-11-27 13:21:13 -06:00

654 lines
19 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.
*
************************************************************************/
#include "PresenterViewFactory.hxx"
#include "PresenterPaneContainer.hxx"
#include "PresenterHelper.hxx"
#include "PresenterHelpView.hxx"
#include "PresenterNotesView.hxx"
#include "PresenterSlideShowView.hxx"
#include "PresenterSlidePreview.hxx"
#include "PresenterSlideSorter.hxx"
#include "PresenterToolBar.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/framework/ResourceId.hpp>
#include <com/sun/star/drawing/framework/XControllerManager.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/drawing/XDrawPages.hpp>
#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
#include <com/sun/star/drawing/XSlideSorterBase.hpp>
#include <com/sun/star/presentation/XSlideShow.hpp>
#include <com/sun/star/presentation/XSlideShowView.hpp>
#include <cppuhelper/compbase1.hxx>
#include <boost/bind.hpp>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
using ::rtl::OUString;
#define A2S(pString) (::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(pString)))
namespace sdext { namespace presenter {
const ::rtl::OUString PresenterViewFactory::msCurrentSlidePreviewViewURL(
A2S("private:resource/view/Presenter/CurrentSlidePreview"));
const ::rtl::OUString PresenterViewFactory::msNextSlidePreviewViewURL(
A2S("private:resource/view/Presenter/NextSlidePreview"));
const ::rtl::OUString PresenterViewFactory::msNotesViewURL(
A2S("private:resource/view/Presenter/Notes"));
const ::rtl::OUString PresenterViewFactory::msToolBarViewURL(
A2S("private:resource/view/Presenter/ToolBar"));
const ::rtl::OUString PresenterViewFactory::msSlideSorterURL(
A2S("private:resource/view/Presenter/SlideSorter"));
const ::rtl::OUString PresenterViewFactory::msHelpViewURL(
A2S("private:resource/view/Presenter/Help"));
//===== SimpleView ============================================================
namespace {
typedef ::cppu::WeakComponentImplHelper1 <XView> SimpleViewInterfaceBase;
class SimpleView
: private ::cppu::BaseMutex,
public SimpleViewInterfaceBase
{
public:
SimpleView (const Reference<XResourceId>& rxViewId)
: SimpleViewInterfaceBase(m_aMutex),mxResourceId(rxViewId) {};
virtual ~SimpleView (void) {};
// XView
virtual Reference<XResourceId> SAL_CALL getResourceId (void) throw (RuntimeException)
{ return mxResourceId; };
private:
Reference<XResourceId> mxResourceId;
};
/** By default the PresenterSlidePreview shows the preview of the current
slide. This adapter class makes it display the preview of the next
slide.
*/
class NextSlidePreview : public PresenterSlidePreview
{
public:
NextSlidePreview (
const css::uno::Reference<css::uno::XComponentContext>& rxContext,
const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane,
const ::rtl::Reference<PresenterController>& rpPresenterController)
: PresenterSlidePreview(rxContext, rxViewId, rxAnchorPane, rpPresenterController)
{
}
virtual ~NextSlidePreview (void) {}
virtual void SAL_CALL setCurrentPage (
const css::uno::Reference<css::drawing::XDrawPage>& rxSlide)
throw (css::uno::RuntimeException)
{
Reference<presentation::XSlideShowController> xSlideShowController (
mpPresenterController->GetSlideShowController());
Reference<drawing::XDrawPage> xSlide;
if (xSlideShowController.is())
{
const sal_Int32 nCount (xSlideShowController->getSlideCount());
sal_Int32 nNextSlideIndex (-1);
if (xSlideShowController->getCurrentSlide() == rxSlide)
{
nNextSlideIndex = xSlideShowController->getNextSlideIndex();
}
else
{
for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
{
if (rxSlide == Reference<drawing::XDrawPage>(
xSlideShowController->getSlideByIndex(nIndex), UNO_QUERY))
{
nNextSlideIndex = nIndex + 1;
}
}
}
if (nNextSlideIndex >= 0)
{
if (nNextSlideIndex < nCount)
{
xSlide = Reference<drawing::XDrawPage>(
xSlideShowController->getSlideByIndex(nNextSlideIndex),
UNO_QUERY);
}
}
}
PresenterSlidePreview::setCurrentPage(xSlide);
}
};
} // end of anonymous namespace
//===== PresenterViewFactory ==============================================
PresenterViewFactory::PresenterViewFactory (
const Reference<uno::XComponentContext>& rxContext,
const Reference<frame::XController>& rxController,
const ::rtl::Reference<PresenterController>& rpPresenterController)
: PresenterViewFactoryInterfaceBase(m_aMutex),
mxComponentContext(rxContext),
mxConfigurationController(),
mxControllerWeak(rxController),
mpPresenterController(rpPresenterController),
mpResourceCache()
{
}
Reference<drawing::framework::XResourceFactory> PresenterViewFactory::Create (
const Reference<uno::XComponentContext>& rxContext,
const Reference<frame::XController>& rxController,
const ::rtl::Reference<PresenterController>& rpPresenterController)
{
rtl::Reference<PresenterViewFactory> pFactory (
new PresenterViewFactory(rxContext,rxController,rpPresenterController));
pFactory->Register(rxController);
return Reference<drawing::framework::XResourceFactory>(
static_cast<XWeak*>(pFactory.get()), UNO_QUERY);
}
void PresenterViewFactory::Register (const Reference<frame::XController>& rxController)
{
try
{
// Get the configuration controller.
Reference<XControllerManager> xCM (rxController, UNO_QUERY_THROW);
mxConfigurationController = xCM->getConfigurationController();
if ( ! mxConfigurationController.is())
{
throw RuntimeException();
}
else
{
mxConfigurationController->addResourceFactory(msCurrentSlidePreviewViewURL, this);
mxConfigurationController->addResourceFactory(msNextSlidePreviewViewURL, this);
mxConfigurationController->addResourceFactory(msNotesViewURL, this);
mxConfigurationController->addResourceFactory(msToolBarViewURL, this);
mxConfigurationController->addResourceFactory(msSlideSorterURL, this);
mxConfigurationController->addResourceFactory(msHelpViewURL, this);
}
}
catch (RuntimeException&)
{
OSL_ASSERT(false);
if (mxConfigurationController.is())
mxConfigurationController->removeResourceFactoryForReference(this);
mxConfigurationController = NULL;
throw;
}
}
PresenterViewFactory::~PresenterViewFactory (void)
{
}
void SAL_CALL PresenterViewFactory::disposing (void)
throw (RuntimeException)
{
if (mxConfigurationController.is())
mxConfigurationController->removeResourceFactoryForReference(this);
mxConfigurationController = NULL;
if (mpResourceCache.get() != NULL)
{
// Dispose all views in the cache.
ResourceContainer::const_iterator iView (mpResourceCache->begin());
ResourceContainer::const_iterator iEnd (mpResourceCache->end());
for ( ; iView!=iEnd; ++iView)
{
try
{
Reference<lang::XComponent> xComponent (iView->second.first, UNO_QUERY);
if (xComponent.is())
xComponent->dispose();
}
catch (lang::DisposedException&)
{
}
}
mpResourceCache.reset();
}
}
//----- XViewFactory ----------------------------------------------------------
Reference<XResource> SAL_CALL PresenterViewFactory::createResource (
const Reference<XResourceId>& rxViewId)
throw (RuntimeException)
{
ThrowIfDisposed();
Reference<XResource> xView;
if (rxViewId.is())
{
Reference<XPane> xAnchorPane (
mxConfigurationController->getResource(rxViewId->getAnchor()),
UNO_QUERY_THROW);
xView = GetViewFromCache(rxViewId, xAnchorPane);
if (xView == NULL)
xView = CreateView(rxViewId, xAnchorPane);
// Activate the view.
PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
mpPresenterController->GetPaneContainer()->FindPaneId(rxViewId->getAnchor()));
if (pDescriptor.get() != NULL)
pDescriptor->SetActivationState(true);
}
return xView;
}
void SAL_CALL PresenterViewFactory::releaseResource (const Reference<XResource>& rxView)
throw (RuntimeException)
{
ThrowIfDisposed();
if ( ! rxView.is())
return;
// Deactivate the view.
PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
mpPresenterController->GetPaneContainer()->FindPaneId(
rxView->getResourceId()->getAnchor()));
if (pDescriptor.get() != NULL)
pDescriptor->SetActivationState(false);
// Dispose only views that we can not put into the cache.
CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(rxView.get());
if (pView == NULL || mpResourceCache.get()==NULL)
{
try
{
if (pView != NULL)
pView->ReleaseView();
Reference<lang::XComponent> xComponent (rxView, UNO_QUERY);
if (xComponent.is())
xComponent->dispose();
}
catch (lang::DisposedException&)
{
// Do not let disposed exceptions get out. It might be interpreted
// as coming from the factory, which would then be removed from the
// drawing framework.
}
}
else
{
// Put cachable views in the cache.
Reference<XResourceId> xViewId (rxView->getResourceId());
if (xViewId.is())
{
Reference<XPane> xAnchorPane (
mxConfigurationController->getResource(xViewId->getAnchor()),
UNO_QUERY_THROW);
(*mpResourceCache)[xViewId->getResourceURL()]
= ViewResourceDescriptor(Reference<XView>(rxView, UNO_QUERY), xAnchorPane);
pView->DeactivatePresenterView();
}
}
}
//-----------------------------------------------------------------------------
Reference<XResource> PresenterViewFactory::GetViewFromCache(
const Reference<XResourceId>& rxViewId,
const Reference<XPane>& rxAnchorPane) const
{
if (mpResourceCache.get() == NULL)
return NULL;
try
{
const OUString sResourceURL (rxViewId->getResourceURL());
// Can we use a view from the cache?
ResourceContainer::const_iterator iView (mpResourceCache->find(sResourceURL));
if (iView != mpResourceCache->end())
{
// The view is in the container but it can only be used if
// the anchor pane is the same now as it was at creation of
// the view.
if (iView->second.second == rxAnchorPane)
{
CachablePresenterView* pView
= dynamic_cast<CachablePresenterView*>(iView->second.first.get());
if (pView != NULL)
pView->ActivatePresenterView();
return Reference<XResource>(iView->second.first, UNO_QUERY);
}
// Right view, wrong pane. Create a new view.
}
}
catch (RuntimeException&)
{
}
return NULL;
}
Reference<XResource> PresenterViewFactory::CreateView(
const Reference<XResourceId>& rxViewId,
const Reference<XPane>& rxAnchorPane)
{
Reference<XView> xView;
try
{
const OUString sResourceURL (rxViewId->getResourceURL());
if (sResourceURL.equals(msCurrentSlidePreviewViewURL))
{
xView = CreateSlideShowView(rxViewId);
}
else if (sResourceURL.equals(msNotesViewURL))
{
xView = CreateNotesView(rxViewId, rxAnchorPane);
}
else if (sResourceURL.equals(msNextSlidePreviewViewURL))
{
xView = CreateSlidePreviewView(rxViewId, rxAnchorPane);
}
else if (sResourceURL.equals(msToolBarViewURL))
{
xView = CreateToolBarView(rxViewId);
}
else if (sResourceURL.equals(msSlideSorterURL))
{
xView = CreateSlideSorterView(rxViewId);
}
else if (sResourceURL.equals(msHelpViewURL))
{
xView = CreateHelpView(rxViewId);
}
// Activate it.
CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(xView.get());
if (pView != NULL)
pView->ActivatePresenterView();
}
catch (RuntimeException&)
{
xView = NULL;
}
return Reference<XResource>(xView, UNO_QUERY);
}
Reference<XView> PresenterViewFactory::CreateSlideShowView(
const Reference<XResourceId>& rxViewId) const
{
Reference<XView> xView;
if ( ! mxConfigurationController.is())
return xView;
if ( ! mxComponentContext.is())
return xView;
try
{
rtl::Reference<PresenterSlideShowView> pShowView (
new PresenterSlideShowView(
mxComponentContext,
rxViewId,
Reference<frame::XController>(mxControllerWeak),
mpPresenterController));
pShowView->LateInit();
xView = Reference<XView>(pShowView.get());
}
catch (RuntimeException&)
{
xView = NULL;
}
return xView;
}
Reference<XView> PresenterViewFactory::CreateSlidePreviewView(
const Reference<XResourceId>& rxViewId,
const Reference<XPane>& rxAnchorPane) const
{
Reference<XView> xView;
if ( ! mxConfigurationController.is())
return xView;
if ( ! mxComponentContext.is())
return xView;
try
{
xView = Reference<XView>(
static_cast<XWeak*>(new NextSlidePreview(
mxComponentContext,
rxViewId,
rxAnchorPane,
mpPresenterController)),
UNO_QUERY_THROW);
}
catch (RuntimeException&)
{
xView = NULL;
}
return xView;
}
Reference<XView> PresenterViewFactory::CreateToolBarView(
const Reference<XResourceId>& rxViewId) const
{
return new PresenterToolBarView(
mxComponentContext,
rxViewId,
Reference<frame::XController>(mxControllerWeak),
mpPresenterController);
}
Reference<XView> PresenterViewFactory::CreateNotesView(
const Reference<XResourceId>& rxViewId,
const Reference<XPane>& rxAnchorPane) const
{
(void)rxAnchorPane;
Reference<XView> xView;
if ( ! mxConfigurationController.is())
return xView;
if ( ! mxComponentContext.is())
return xView;
try
{
xView = Reference<XView>(static_cast<XWeak*>(
new PresenterNotesView(
mxComponentContext,
rxViewId,
Reference<frame::XController>(mxControllerWeak),
mpPresenterController)),
UNO_QUERY_THROW);
}
catch (RuntimeException&)
{
xView = NULL;
}
return xView;
}
Reference<XView> PresenterViewFactory::CreateSlideSorterView(
const Reference<XResourceId>& rxViewId) const
{
Reference<XView> xView;
if ( ! mxConfigurationController.is())
return xView;
if ( ! mxComponentContext.is())
return xView;
try
{
rtl::Reference<PresenterSlideSorter> pView (
new PresenterSlideSorter(
mxComponentContext,
rxViewId,
Reference<frame::XController>(mxControllerWeak),
mpPresenterController));
PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
mpPresenterController->GetPaneContainer()->FindPaneId(rxViewId->getAnchor()));
if (pDescriptor.get() != NULL)
pDescriptor->maActivator = ::boost::bind(
&PresenterSlideSorter::SetActiveState, pView.get(), _1);
xView = pView.get();
}
catch (RuntimeException&)
{
xView = NULL;
}
return xView;
}
Reference<XView> PresenterViewFactory::CreateHelpView(
const Reference<XResourceId>& rxViewId) const
{
return Reference<XView>(new PresenterHelpView(
mxComponentContext,
rxViewId,
Reference<frame::XController>(mxControllerWeak),
mpPresenterController));
}
void PresenterViewFactory::ThrowIfDisposed (void) const
throw (::com::sun::star::lang::DisposedException)
{
if (rBHelper.bDisposed || rBHelper.bInDispose)
{
throw lang::DisposedException (
OUString(RTL_CONSTASCII_USTRINGPARAM(
"PresenterViewFactory object has already been disposed")),
const_cast<uno::XWeak*>(static_cast<const uno::XWeak*>(this)));
}
}
//===== CachablePresenterView =================================================
CachablePresenterView::CachablePresenterView (void)
: mbIsPresenterViewActive(true)
{
}
void CachablePresenterView::ActivatePresenterView (void)
{
mbIsPresenterViewActive = true;
}
void CachablePresenterView::DeactivatePresenterView (void)
{
mbIsPresenterViewActive = false;
}
void CachablePresenterView::ReleaseView (void)
{
}
} }
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */