diff options
Diffstat (limited to 'sd/source/ui/slidesorter/controller/SlsSelectionObserver.cxx')
-rw-r--r-- | sd/source/ui/slidesorter/controller/SlsSelectionObserver.cxx | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/controller/SlsSelectionObserver.cxx b/sd/source/ui/slidesorter/controller/SlsSelectionObserver.cxx new file mode 100644 index 000000000000..b40bd667131c --- /dev/null +++ b/sd/source/ui/slidesorter/controller/SlsSelectionObserver.cxx @@ -0,0 +1,173 @@ +/************************************************************************* + * + * 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 "SlideSorter.hxx" +#include "controller/SlideSorterController.hxx" +#include "controller/SlsSelectionManager.hxx" +#include "controller/SlsSelectionObserver.hxx" +#include "controller/SlsPageSelector.hxx" +#include "controller/SlsFocusManager.hxx" +#include "model/SlideSorterModel.hxx" +#include "model/SlsPageDescriptor.hxx" +#include <svx/svdmodel.hxx> +#include "drawdoc.hxx" + + +namespace sd { namespace slidesorter { namespace controller { + +SelectionObserver::Context::Context (SlideSorter& rSlideSorter) + : mpSelectionObserver( + rSlideSorter.GetController().GetSelectionManager()->GetSelectionObserver()) +{ + if (mpSelectionObserver) + mpSelectionObserver->StartObservation(); +} + + + + +SelectionObserver::Context::~Context(void) +{ + if (mpSelectionObserver) + mpSelectionObserver->EndObservation(); +} + + + + +void SelectionObserver::Context::Abort(void) +{ + if (mpSelectionObserver) + { + mpSelectionObserver->AbortObservation(); + mpSelectionObserver.reset(); + } +} + + + + +//===== SelectionObserver ===================================================== + +SelectionObserver::SelectionObserver (SlideSorter& rSlideSorter) + : mrSlideSorter(rSlideSorter), + mpDocument(mrSlideSorter.GetModel().GetDocument()), + mbIsOvservationActive(false), + maInsertedPages(), + maDeletedPages() +{ +} + + + + +SelectionObserver::~SelectionObserver (void) +{ +} + + + + +void SelectionObserver::NotifyPageEvent (const SdrPage* pSdrPage) +{ + if ( ! mbIsOvservationActive) + return; + + const SdPage* pPage = dynamic_cast<const SdPage*>(pSdrPage); + if (pPage == NULL) + return; + + if (pPage->IsInserted()) + maInsertedPages.push_back(pPage); + else + { + ::std::vector<const SdPage*>::iterator iPage( + ::std::find(maInsertedPages.begin(), maInsertedPages.end(), pPage)); + if (iPage != maInsertedPages.end()) + maInsertedPages.erase(iPage); + + maDeletedPages.push_back(pPage->GetPageNum()); + } +} + + + +void SelectionObserver::StartObservation (void) +{ + OSL_ASSERT(!mbIsOvservationActive); + maInsertedPages.clear(); + maDeletedPages.clear(); + mbIsOvservationActive = true; +} + + + + +void SelectionObserver::AbortObservation (void) +{ + OSL_ASSERT(mbIsOvservationActive); + mbIsOvservationActive = false; + maInsertedPages.clear(); + maDeletedPages.clear(); +} + + + + +void SelectionObserver::EndObservation (void) +{ + OSL_ASSERT(mbIsOvservationActive); + mbIsOvservationActive = false; + + PageSelector& rSelector (mrSlideSorter.GetController().GetPageSelector()); + PageSelector::UpdateLock aUpdateLock (mrSlideSorter); + rSelector.DeselectAllPages(); + if ( ! maInsertedPages.empty()) + { + // Select the inserted pages. + for (::std::vector<const SdPage*>::const_iterator + iPage(maInsertedPages.begin()), + iEnd(maInsertedPages.end()); + iPage!=iEnd; + ++iPage) + { + rSelector.SelectPage(*iPage); + } + maInsertedPages.clear(); + } + maDeletedPages.clear(); + + aUpdateLock.Release(); + mrSlideSorter.GetController().GetFocusManager().SetFocusedPageToCurrentPage(); + +} + + + +} } } // end of namespace ::sd::slidesorter::controller |