diff options
Diffstat (limited to 'sd/source/ui/slidesorter/controller/SlsFocusManager.cxx')
| -rwxr-xr-x | sd/source/ui/slidesorter/controller/SlsFocusManager.cxx | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/controller/SlsFocusManager.cxx b/sd/source/ui/slidesorter/controller/SlsFocusManager.cxx new file mode 100755 index 000000000000..445354cd9830 --- /dev/null +++ b/sd/source/ui/slidesorter/controller/SlsFocusManager.cxx @@ -0,0 +1,400 @@ +/************************************************************************* + * + * 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/SlsFocusManager.hxx" + +#include "SlideSorter.hxx" +#include "PaneDockingWindow.hxx" +#include "controller/SlideSorterController.hxx" +#include "controller/SlsCurrentSlideManager.hxx" +#include "controller/SlsVisibleAreaManager.hxx" +#include "model/SlideSorterModel.hxx" +#include "model/SlsPageDescriptor.hxx" +#include "view/SlideSorterView.hxx" +#include "view/SlsLayouter.hxx" +#include <vcl/toolbox.hxx> + +#include "Window.hxx" +#include "sdpage.hxx" + +#define UNIFY_FOCUS_AND_CURRENT_PAGE + +namespace sd { namespace slidesorter { namespace controller { + +FocusManager::FocusManager (SlideSorter& rSlideSorter) + : mrSlideSorter(rSlideSorter), + mnPageIndex(0), + mbPageIsFocused(false), + mbIsVerticalWrapActive(false) +{ + if (mrSlideSorter.GetModel().GetPageCount() > 0) + mnPageIndex = 0; +} + + + + +FocusManager::~FocusManager (void) +{ +} + + + + +void FocusManager::MoveFocus (FocusMoveDirection eDirection) +{ + if (mnPageIndex >= 0 && mbPageIsFocused) + { + HideFocusIndicator (GetFocusedPageDescriptor()); + + const sal_Int32 nColumnCount (mrSlideSorter.GetView().GetLayouter().GetColumnCount()); + const sal_Int32 nPageCount (mrSlideSorter.GetModel().GetPageCount()); + switch (eDirection) + { + case FMD_NONE: + // Nothing to be done. + break; + + case FMD_LEFT: + if (mnPageIndex > 0) + mnPageIndex -= 1; + else if (mbIsVerticalWrapActive) + mnPageIndex = nPageCount-1; + break; + + case FMD_RIGHT: + if (mnPageIndex < nPageCount-1) + mnPageIndex += 1; + else if (mbIsVerticalWrapActive) + mnPageIndex = 0; + break; + + case FMD_UP: + { + const sal_Int32 nCandidate (mnPageIndex - nColumnCount); + if (nCandidate < 0) + { + if (mbIsVerticalWrapActive) + { + // Wrap arround to the bottom row or the one above + // and go to the correct column. + const sal_Int32 nLastIndex (nPageCount-1); + const sal_Int32 nLastColumn (nLastIndex % nColumnCount); + const sal_Int32 nCurrentColumn (mnPageIndex%nColumnCount); + if (nLastColumn >= nCurrentColumn) + { + // The last row contains the current column. + mnPageIndex = nLastIndex - (nLastColumn-nCurrentColumn); + } + else + { + // Only the second to last row contains the current column. + mnPageIndex = nLastIndex - nLastColumn + - nColumnCount + + nCurrentColumn; + } + } + } + else + { + // Move the focus the previous row. + mnPageIndex = nCandidate; + } + } + break; + + case FMD_DOWN: + { + const sal_Int32 nCandidate (mnPageIndex + nColumnCount); + if (nCandidate >= nPageCount) + { + if (mbIsVerticalWrapActive) + { + // Wrap arround to the correct column. + mnPageIndex = mnPageIndex % nColumnCount; + } + else + { + // Do not move the focus. + } + } + else + { + // Move the focus to the next row. + mnPageIndex = nCandidate; + } + } + break; + } + + if (mnPageIndex < 0) + { + OSL_ASSERT(mnPageIndex>=0); + mnPageIndex = 0; + } + else if (mnPageIndex >= nPageCount) + { + OSL_ASSERT(mnPageIndex<nPageCount); + mnPageIndex = nPageCount - 1; + } + + if (mbPageIsFocused) + { + ShowFocusIndicator(GetFocusedPageDescriptor(), true); + } + } +} + + + + +void FocusManager::ShowFocus (const bool bScrollToFocus) +{ + mbPageIsFocused = true; + ShowFocusIndicator(GetFocusedPageDescriptor(), bScrollToFocus); +} + + + + +void FocusManager::HideFocus (void) +{ + mbPageIsFocused = false; + HideFocusIndicator(GetFocusedPageDescriptor()); +} + + + + +bool FocusManager::ToggleFocus (void) +{ + if (mnPageIndex >= 0) + { + if (mbPageIsFocused) + HideFocus (); + else + ShowFocus (); + } + return mbPageIsFocused; +} + + + + +bool FocusManager::HasFocus (void) const +{ + return mrSlideSorter.GetContentWindow()->HasFocus(); +} + + + + +model::SharedPageDescriptor FocusManager::GetFocusedPageDescriptor (void) const +{ + return mrSlideSorter.GetModel().GetPageDescriptor(mnPageIndex); +} + + + + +sal_Int32 FocusManager::GetFocusedPageIndex (void) const +{ + return mnPageIndex; +} + + + +/* +void FocusManager::FocusPage (sal_Int32 nPageIndex) +{ + if (nPageIndex != mnPageIndex) + { + // Hide the focus while switching it to the specified page. + FocusHider aHider (*this); + mnPageIndex = nPageIndex; + } + + if (HasFocus() && !IsFocusShowing()) + ShowFocus(); +} +*/ + + + +void FocusManager::SetFocusedPage (const model::SharedPageDescriptor& rpDescriptor) +{ + if (rpDescriptor.get() != NULL) + { + FocusHider aFocusHider (*this); + mnPageIndex = (rpDescriptor->GetPage()->GetPageNum()-1)/2; + } +} + + + + +void FocusManager::SetFocusedPage (sal_Int32 nPageIndex) +{ + FocusHider aFocusHider (*this); + mnPageIndex = nPageIndex; +} + + + + +void FocusManager::SetFocusedPageToCurrentPage (void) +{ + SetFocusedPage(mrSlideSorter.GetController().GetCurrentSlideManager()->GetCurrentSlide()); +} + + + + +bool FocusManager::IsFocusShowing (void) const +{ + return HasFocus() && mbPageIsFocused; +} + + + + +void FocusManager::HideFocusIndicator (const model::SharedPageDescriptor& rpDescriptor) +{ + if (rpDescriptor.get() != NULL) + { + mrSlideSorter.GetView().SetState(rpDescriptor, model::PageDescriptor::ST_Focused, false); + } +} + + + + +void FocusManager::ShowFocusIndicator ( + const model::SharedPageDescriptor& rpDescriptor, + const bool bScrollToFocus) +{ + if (rpDescriptor.get() != NULL) + { + mrSlideSorter.GetView().SetState(rpDescriptor, model::PageDescriptor::ST_Focused, true); + + if (bScrollToFocus) + { + // Scroll the focused page object into the visible area and repaint + // it, so that the focus indicator becomes visible. + mrSlideSorter.GetController().GetVisibleAreaManager().RequestVisible(rpDescriptor,true); + } + mrSlideSorter.GetView().RequestRepaint(rpDescriptor); + + NotifyFocusChangeListeners(); + } +} + + + + +void FocusManager::AddFocusChangeListener (const Link& rListener) +{ + if (::std::find (maFocusChangeListeners.begin(), maFocusChangeListeners.end(), rListener) + == maFocusChangeListeners.end()) + { + maFocusChangeListeners.push_back (rListener); + } +} + + + + +void FocusManager::RemoveFocusChangeListener (const Link& rListener) +{ + maFocusChangeListeners.erase ( + ::std::find (maFocusChangeListeners.begin(), maFocusChangeListeners.end(), rListener)); +} + + + + +void FocusManager::SetFocusToToolBox (void) +{ + HideFocus(); + + if (mrSlideSorter.GetViewShell() != NULL) + { + ::Window* pParentWindow = mrSlideSorter.GetViewShell()->GetParentWindow(); + DockingWindow* pDockingWindow = NULL; + while (pParentWindow!=NULL && pDockingWindow==NULL) + { + pDockingWindow = dynamic_cast<DockingWindow*>(pParentWindow); + pParentWindow = pParentWindow->GetParent(); + } + if (pDockingWindow) + { + PaneDockingWindow* pPaneDockingWindow = dynamic_cast<PaneDockingWindow*>(pDockingWindow); + if (pPaneDockingWindow != NULL) + pPaneDockingWindow->GetToolBox().GrabFocus(); + } + } +} + + + + +void FocusManager::NotifyFocusChangeListeners (void) const +{ + // Create a copy of the listener list to be safe when that is modified. + ::std::vector<Link> aListeners (maFocusChangeListeners); + + // Tell the slection change listeners that the selection has changed. + ::std::vector<Link>::iterator iListener (aListeners.begin()); + ::std::vector<Link>::iterator iEnd (aListeners.end()); + for (; iListener!=iEnd; ++iListener) + { + iListener->Call(NULL); + } +} + + + + +FocusManager::FocusHider::FocusHider (FocusManager& rManager) +: mbFocusVisible(rManager.IsFocusShowing()) +, mrManager(rManager) +{ + mrManager.HideFocus(); +} + + + + +FocusManager::FocusHider::~FocusHider (void) +{ + if (mbFocusVisible) + mrManager.ShowFocus(); +} + +} } } // end of namespace ::sd::slidesorter::controller + |