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/*************************************************************************
*
* 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 "precompiled_sd.hxx"
#include "controller/SlsPageSelector.hxx"
#include "SlideSorter.hxx"
#include "SlideSorterViewShell.hxx"
#include "controller/SlideSorterController.hxx"
#include "controller/SlsSelectionManager.hxx"
#include "model/SlsPageDescriptor.hxx"
#include "model/SlsPageEnumerationProvider.hxx"
#include "model/SlideSorterModel.hxx"
#include "view/SlideSorterView.hxx"
#include "sdpage.hxx"
#include "ViewShell.hxx"
#include "DrawViewShell.hxx"
#include "ViewShellBase.hxx"
#include <com/sun/star/drawing/XDrawView.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::sd::slidesorter::model;
using namespace ::sd::slidesorter::view;
namespace sd { namespace slidesorter { namespace controller {
PageSelector::PageSelector (SlideSorter& rSlideSorter)
: mrModel(rSlideSorter.GetModel()),
mrSlideSorter(rSlideSorter),
mrController(mrSlideSorter.GetController()),
mnSelectedPageCount(0),
mnBroadcastDisableLevel(0),
mbSelectionChangeBroadcastPending(false),
mpMostRecentlySelectedPage(),
mpSelectionAnchor()
{
CountSelectedPages ();
}
void PageSelector::SelectAllPages (void)
{
int nPageCount = mrModel.GetPageCount();
for (int nPageIndex=0; nPageIndex<nPageCount; nPageIndex++)
SelectPage (nPageIndex);
}
void PageSelector::DeselectAllPages (void)
{
int nPageCount = mrModel.GetPageCount();
for (int nPageIndex=0; nPageIndex<nPageCount; nPageIndex++)
DeselectPage (nPageIndex);
DBG_ASSERT (mnSelectedPageCount==0,
"PageSelector::DeselectAllPages: the selected pages counter is not 0");
mnSelectedPageCount = 0;
mpMostRecentlySelectedPage.reset();
mpSelectionAnchor.reset();
}
void PageSelector::UpdateAllPages (void)
{
bool bSelectionHasChanged (true);
mnSelectedPageCount = 0;
model::PageEnumeration aAllPages (
model::PageEnumerationProvider::CreateAllPagesEnumeration(mrModel));
while (aAllPages.HasMoreElements())
{
model::SharedPageDescriptor pDescriptor (aAllPages.GetNextElement());
if (pDescriptor->UpdateSelection())
{
mrSlideSorter.GetView().RequestRepaint(pDescriptor);
bSelectionHasChanged = true;
}
if (pDescriptor->IsSelected())
mnSelectedPageCount++;
}
if (bSelectionHasChanged)
{
if (mnBroadcastDisableLevel > 0)
mbSelectionChangeBroadcastPending = true;
else
mrController.GetSelectionManager()->SelectionHasChanged();
}
}
void PageSelector::SelectPage (int nPageIndex)
{
SharedPageDescriptor pDescriptor (mrModel.GetPageDescriptor(nPageIndex));
if (pDescriptor.get() != NULL)
SelectPage(pDescriptor);
}
void PageSelector::SelectPage (const SdPage* pPage)
{
int nPageIndex = (pPage->GetPageNum()-1) / 2;
SharedPageDescriptor pDescriptor (mrModel.GetPageDescriptor(nPageIndex));
if (pDescriptor.get()!=NULL && pDescriptor->GetPage()==pPage)
SelectPage(pDescriptor);
}
void PageSelector::SelectPage (const SharedPageDescriptor& rpDescriptor)
{
if (rpDescriptor.get()!=NULL && rpDescriptor->Select())
{
mnSelectedPageCount ++;
mrSlideSorter.GetView().RequestRepaint(rpDescriptor);
mpMostRecentlySelectedPage = rpDescriptor;
if (mpSelectionAnchor == NULL)
mpSelectionAnchor = rpDescriptor;
if (mnBroadcastDisableLevel > 0)
mbSelectionChangeBroadcastPending = true;
else
mrController.GetSelectionManager()->SelectionHasChanged();
}
}
void PageSelector::DeselectPage (int nPageIndex)
{
model::SharedPageDescriptor pDescriptor (mrModel.GetPageDescriptor(nPageIndex));
if (pDescriptor.get() != NULL)
DeselectPage(pDescriptor);
}
void PageSelector::DeselectPage (const SharedPageDescriptor& rpDescriptor)
{
if (rpDescriptor.get()!=NULL && rpDescriptor->Deselect())
{
mnSelectedPageCount --;
mrSlideSorter.GetView().RequestRepaint(rpDescriptor);
if (mpMostRecentlySelectedPage == rpDescriptor)
mpMostRecentlySelectedPage.reset();
if (mnBroadcastDisableLevel > 0)
mbSelectionChangeBroadcastPending = true;
else
mrController.GetSelectionManager()->SelectionHasChanged();
}
}
bool PageSelector::IsPageSelected (int nPageIndex)
{
SharedPageDescriptor pDescriptor (mrModel.GetPageDescriptor(nPageIndex));
if (pDescriptor.get() != NULL)
return pDescriptor->IsSelected();
else
return false;
}
int PageSelector::GetPageCount (void) const
{
return mrModel.GetPageCount();
}
int PageSelector::GetSelectedPageCount (void) const
{
return mnSelectedPageCount;
}
void PageSelector::PrepareModelChange (void)
{
DeselectAllPages ();
}
void PageSelector::HandleModelChange (void)
{
UpdateAllPages();
}
SharedPageDescriptor PageSelector::GetMostRecentlySelectedPage (void) const
{
return mpMostRecentlySelectedPage;
}
SharedPageDescriptor PageSelector::GetSelectionAnchor (void) const
{
return mpSelectionAnchor;
}
void PageSelector::CountSelectedPages (void)
{
mnSelectedPageCount = 0;
model::PageEnumeration aSelectedPages (
model::PageEnumerationProvider::CreateSelectedPagesEnumeration(mrModel));
while (aSelectedPages.HasMoreElements())
{
mnSelectedPageCount++;
aSelectedPages.GetNextElement();
}
}
void PageSelector::EnableBroadcasting (bool bMakeSelectionVisible)
{
if (mnBroadcastDisableLevel > 0)
mnBroadcastDisableLevel --;
if (mnBroadcastDisableLevel==0 && mbSelectionChangeBroadcastPending)
{
mrController.GetSelectionManager()->SelectionHasChanged(bMakeSelectionVisible);
mbSelectionChangeBroadcastPending = false;
}
}
void PageSelector::DisableBroadcasting (void)
{
mnBroadcastDisableLevel ++;
}
::boost::shared_ptr<PageSelector::PageSelection> PageSelector::GetPageSelection (void) const
{
::boost::shared_ptr<PageSelection> pSelection (new PageSelection());
pSelection->reserve(GetSelectedPageCount());
int nPageCount = GetPageCount();
for (int nIndex=0; nIndex<nPageCount; nIndex++)
{
SharedPageDescriptor pDescriptor (mrModel.GetPageDescriptor(nIndex));
if (pDescriptor.get()!=NULL && pDescriptor->IsSelected())
pSelection->push_back(pDescriptor->GetPage());
}
return pSelection;
}
void PageSelector::SetPageSelection (const ::boost::shared_ptr<PageSelection>& rpSelection)
{
PageSelection::const_iterator iPage;
for (iPage=rpSelection->begin(); iPage!=rpSelection->end(); ++iPage)
SelectPage(*iPage);
}
} } } // end of namespace ::sd::slidesorter::controller
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