19bc8856c4
so we can fix a shutdown use-after-free in sot. Change-Id: I32f83bd94627d72d7bee7ea2ebd6ab77a7f78435 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/175335 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
556 lines
17 KiB
C++
556 lines
17 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <sfx2/viewfrm.hxx>
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#include <sfx2/bindings.hxx>
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#include <sfx2/dispatch.hxx>
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#include <vcl/help.hxx>
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#include <tools/lazydelete.hxx>
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#include <vcl/ptrstyle.hxx>
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#include <vcl/svapp.hxx>
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#include <svx/sdrpagewindow.hxx>
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#include <svx/sdrpaintwindow.hxx>
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#include <svx/sdr/overlay/overlaybitmapex.hxx>
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#include <svx/sdr/overlay/overlaymanager.hxx>
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#include <svx/svxids.hrc>
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#include <svx/svdpagv.hxx>
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#include <view/viewoverlaymanager.hxx>
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#include <DrawDocShell.hxx>
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#include <strings.hrc>
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#include <bitmaps.hlst>
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#include <sdresid.hxx>
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#include <EventMultiplexer.hxx>
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#include <View.hxx>
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#include <ViewShellBase.hxx>
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#include <ViewShell.hxx>
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#include <sdpage.hxx>
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#include <smarttag.hxx>
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using namespace ::com::sun::star::uno;
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namespace sd {
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namespace {
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class ImageButtonHdl;
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}
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const sal_uInt16 gButtonSlots[] = { SID_INSERT_TABLE, SID_INSERT_DIAGRAM, SID_INSERT_GRAPHIC, SID_INSERT_AVMEDIA };
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const TranslateId gButtonToolTips[] = { STR_INSERT_TABLE, STR_INSERT_CHART, STR_INSERT_PICTURE, STR_INSERT_MOVIE };
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constexpr OUString aSmallPlaceHolders[] =
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{
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BMP_PLACEHOLDER_TABLE_SMALL,
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BMP_PLACEHOLDER_CHART_SMALL,
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BMP_PLACEHOLDER_IMAGE_SMALL,
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BMP_PLACEHOLDER_MOVIE_SMALL,
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BMP_PLACEHOLDER_TABLE_SMALL_HOVER,
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BMP_PLACEHOLDER_CHART_SMALL_HOVER,
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BMP_PLACEHOLDER_IMAGE_SMALL_HOVER,
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BMP_PLACEHOLDER_MOVIE_SMALL_HOVER
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};
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constexpr OUString aBigPlaceHolders[] =
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{
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BMP_PLACEHOLDER_TABLE_LARGE,
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BMP_PLACEHOLDER_CHART_LARGE,
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BMP_PLACEHOLDER_IMAGE_LARGE,
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BMP_PLACEHOLDER_MOVIE_LARGE,
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BMP_PLACEHOLDER_TABLE_LARGE_HOVER,
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BMP_PLACEHOLDER_CHART_LARGE_HOVER,
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BMP_PLACEHOLDER_IMAGE_LARGE_HOVER,
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BMP_PLACEHOLDER_MOVIE_LARGE_HOVER
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};
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static BitmapEx& getButtonImage( int index, bool large )
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{
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static ::tools::DeleteOnDeinit< BitmapEx > gSmallButtonImages[SAL_N_ELEMENTS(aSmallPlaceHolders)] = {
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty };
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static ::tools::DeleteOnDeinit< BitmapEx > gLargeButtonImages[SAL_N_ELEMENTS(aBigPlaceHolders)] = {
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty,
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::tools::DeleteOnDeinitFlag::Empty, ::tools::DeleteOnDeinitFlag::Empty };
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assert(SAL_N_ELEMENTS(aSmallPlaceHolders) == SAL_N_ELEMENTS(aBigPlaceHolders));
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if( !gSmallButtonImages[0].get() )
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{
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for (size_t i = 0; i < SAL_N_ELEMENTS(aSmallPlaceHolders); i++ )
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{
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gSmallButtonImages[i].set(aSmallPlaceHolders[i]);
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gLargeButtonImages[i].set(aBigPlaceHolders[i]);
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}
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}
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if( large )
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{
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return *gLargeButtonImages[index].get();
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}
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else
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{
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return *gSmallButtonImages[index].get();
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}
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}
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const sal_uInt32 SMART_TAG_HDL_NUM = SAL_MAX_UINT32;
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namespace {
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class ChangePlaceholderTag : public SmartTag
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{
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friend class ImageButtonHdl;
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public:
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ChangePlaceholderTag( ::sd::View& rView, SdrObject& rPlaceholderObj );
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/** returns true if the SmartTag handled the event. */
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virtual bool MouseButtonDown( const MouseEvent&, SmartHdl& ) override;
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/** returns true if the SmartTag consumes this event. */
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virtual bool KeyInput( const KeyEvent& rKEvt ) override;
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BitmapEx createOverlayImage( int nHighlight );
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protected:
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virtual void addCustomHandles( SdrHdlList& rHandlerList ) override;
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private:
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::unotools::WeakReference<SdrObject> mxPlaceholderObj;
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};
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class ImageButtonHdl : public SmartHdl
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{
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public:
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ImageButtonHdl( const SmartTagReference& xTag, /* sal_uInt16 nSID, const Image& rImage, const Image& rImageMO, */ const Point& rPnt );
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virtual ~ImageButtonHdl() override;
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virtual void CreateB2dIAObject() override;
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virtual bool IsFocusHdl() const override;
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virtual PointerStyle GetPointer() const override;
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virtual void onMouseEnter(const MouseEvent& rMEvt) override;
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virtual void onHelpRequest() override;
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virtual void onMouseLeave() override;
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int getHighlightId() const { return mnHighlightId; }
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void ShowTip();
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static void HideTip();
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private:
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rtl::Reference< ChangePlaceholderTag > mxChangePlaceholderTag;
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int mnHighlightId;
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Size maImageSize;
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};
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}
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ImageButtonHdl::ImageButtonHdl( const SmartTagReference& xTag /*, sal_uInt16 nSID, const Image& rImage, const Image& rImageMO*/, const Point& rPnt )
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: SmartHdl( xTag, rPnt, SdrHdlKind::SmartTag )
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, mxChangePlaceholderTag( dynamic_cast< ChangePlaceholderTag* >( xTag.get() ) )
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, mnHighlightId( -1 )
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, maImageSize( 42, 42 )
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{
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}
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ImageButtonHdl::~ImageButtonHdl()
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{
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HideTip();
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}
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void ImageButtonHdl::HideTip()
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{
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Help::HideBalloonAndQuickHelp();
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}
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void ImageButtonHdl::ShowTip()
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{
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if (!m_pHdlList || !m_pHdlList->GetView() || mnHighlightId == -1)
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return;
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OutputDevice* pDev = m_pHdlList->GetView()->GetFirstOutputDevice();
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if( pDev == nullptr )
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pDev = Application::GetDefaultDevice();
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OUString aHelpText(SdResId(gButtonToolTips[mnHighlightId]));
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Point aHelpPos(pDev->LogicToPixel(GetPos()));
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if (mnHighlightId == 1)
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aHelpPos.Move(maImageSize.Width(), 0);
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else if (mnHighlightId == 2)
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aHelpPos.Move(0, maImageSize.Height());
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else if (mnHighlightId == 3)
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aHelpPos.Move(maImageSize.Width(), maImageSize.Height());
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::tools::Rectangle aLogicPix(aHelpPos, maImageSize);
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vcl::Window* pWindow = m_pHdlList->GetView()->GetFirstOutputDevice()->GetOwnerWindow();
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::tools::Rectangle aScreenRect(pWindow->OutputToScreenPixel(aLogicPix.TopLeft()),
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pWindow->OutputToScreenPixel(aLogicPix.BottomRight()));
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Help::ShowQuickHelp(pWindow, aScreenRect, aHelpText);
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}
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void ImageButtonHdl::onHelpRequest()
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{
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ShowTip();
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}
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void ImageButtonHdl::onMouseEnter(const MouseEvent& rMEvt)
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{
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if( !(m_pHdlList && m_pHdlList->GetView()))
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return;
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int nHighlightId = 0;
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OutputDevice* pDev = m_pHdlList->GetView()->GetFirstOutputDevice();
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if( pDev == nullptr )
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pDev = Application::GetDefaultDevice();
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Point aMDPos( rMEvt.GetPosPixel() );
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aMDPos -= pDev->LogicToPixel( GetPos() );
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nHighlightId += aMDPos.X() > maImageSize.Width() ? 1 : 0;
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nHighlightId += aMDPos.Y() > maImageSize.Height() ? 2 : 0;
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if( mnHighlightId != nHighlightId )
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{
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HideTip();
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mnHighlightId = nHighlightId;
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ShowTip();
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Touch();
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}
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}
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void ImageButtonHdl::onMouseLeave()
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{
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mnHighlightId = -1;
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HideTip();
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Touch();
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}
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void ImageButtonHdl::CreateB2dIAObject()
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{
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// first throw away old one
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GetRidOfIAObject();
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const Point aTagPos( GetPos() );
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basegfx::B2DPoint aPosition( aTagPos.X(), aTagPos.Y() );
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BitmapEx aBitmapEx( mxChangePlaceholderTag->createOverlayImage( mnHighlightId ) ); // maImageMO.GetBitmapEx() : maImage.GetBitmapEx() );
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maImageSize = aBitmapEx.GetSizePixel();
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maImageSize.setWidth( maImageSize.Width() >> 1 );
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maImageSize.setHeight( maImageSize.Height() >> 1 );
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if(!m_pHdlList)
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return;
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SdrMarkView* pView = m_pHdlList->GetView();
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if(!pView || pView->areMarkHandlesHidden())
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return;
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SdrPageView* pPageView = pView->GetSdrPageView();
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if(!pPageView)
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return;
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for(sal_uInt32 b = 0; b < pPageView->PageWindowCount(); b++)
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{
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const SdrPageWindow& rPageWindow = *pPageView->GetPageWindow(b);
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SdrPaintWindow& rPaintWindow = rPageWindow.GetPaintWindow();
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const rtl::Reference< sdr::overlay::OverlayManager >& xManager = rPageWindow.GetOverlayManager();
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if(rPaintWindow.OutputToWindow() && xManager.is() )
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{
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std::unique_ptr<sdr::overlay::OverlayObject> pOverlayObject(
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new sdr::overlay::OverlayBitmapEx( aPosition, aBitmapEx, 0, 0 ));
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// OVERLAYMANAGER
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insertNewlyCreatedOverlayObjectForSdrHdl(
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std::move(pOverlayObject),
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rPageWindow.GetObjectContact(),
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*xManager);
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}
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}
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}
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bool ImageButtonHdl::IsFocusHdl() const
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{
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return false;
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}
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PointerStyle ImageButtonHdl::GetPointer() const
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{
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return PointerStyle::Arrow;
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}
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ChangePlaceholderTag::ChangePlaceholderTag( ::sd::View& rView, SdrObject& rPlaceholderObj )
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: SmartTag( rView )
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, mxPlaceholderObj( &rPlaceholderObj )
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{
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}
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/** returns true if the ChangePlaceholderTag handled the event. */
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bool ChangePlaceholderTag::MouseButtonDown( const MouseEvent& /*rMEvt*/, SmartHdl& rHdl )
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{
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int nHighlightId = static_cast< ImageButtonHdl& >(rHdl).getHighlightId();
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if( nHighlightId >= 0 )
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{
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sal_uInt16 nSID = gButtonSlots[nHighlightId];
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if( auto pPlaceholder = mxPlaceholderObj.get() )
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{
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const SdrMarkList& rMarkList = mrView.GetMarkedObjectList();
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// mark placeholder if it is not currently marked (or if also others are marked)
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if( !mrView.IsObjMarked( pPlaceholder.get() ) || (rMarkList.GetMarkCount() != 1) )
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{
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SdrPageView* pPV = mrView.GetSdrPageView();
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mrView.UnmarkAllObj(pPV );
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mrView.MarkObj(pPlaceholder.get(), pPV);
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}
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}
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mrView.GetViewShell()->GetViewFrame()->GetDispatcher()->Execute( nSID, SfxCallMode::ASYNCHRON);
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}
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return false;
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}
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/** returns true if the SmartTag consumes this event. */
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bool ChangePlaceholderTag::KeyInput( const KeyEvent& rKEvt )
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{
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sal_uInt16 nCode = rKEvt.GetKeyCode().GetCode();
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switch( nCode )
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{
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case KEY_DOWN:
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case KEY_UP:
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case KEY_LEFT:
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case KEY_RIGHT:
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case KEY_ESCAPE:
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case KEY_TAB:
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case KEY_RETURN:
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case KEY_SPACE:
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default:
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return false;
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}
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}
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BitmapEx ChangePlaceholderTag::createOverlayImage( int nHighlight )
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{
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BitmapEx aRet;
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if( auto pPlaceholder = mxPlaceholderObj.get() )
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{
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SmartTagReference xThis( this );
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const ::tools::Rectangle& rSnapRect = pPlaceholder->GetSnapRect();
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OutputDevice* pDev = mrView.GetFirstOutputDevice();
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if( pDev == nullptr )
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pDev = Application::GetDefaultDevice();
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Size aShapeSizePix = pDev->LogicToPixel(rSnapRect.GetSize());
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::tools::Long nShapeSizePix = std::min(aShapeSizePix.Width(),aShapeSizePix.Height());
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bool bLarge = nShapeSizePix > 250;
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Size aSize( getButtonImage( 0, bLarge ).GetSizePixel() );
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aRet.Scale(Size(aSize.Width() << 1, aSize.Height() << 1));
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const ::tools::Rectangle aRectSrc( Point( 0, 0 ), aSize );
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aRet = getButtonImage((nHighlight == 0) ? 4 : 0, bLarge);
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aRet.Expand( aSize.Width(), aSize.Height(), true );
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aRet.CopyPixel( ::tools::Rectangle( Point( aSize.Width(), 0 ), aSize ), aRectSrc, getButtonImage((nHighlight == 1) ? 5 : 1, bLarge) );
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aRet.CopyPixel( ::tools::Rectangle( Point( 0, aSize.Height() ), aSize ), aRectSrc, getButtonImage((nHighlight == 2) ? 6 : 2, bLarge) );
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aRet.CopyPixel( ::tools::Rectangle( Point( aSize.Width(), aSize.Height() ), aSize ), aRectSrc, getButtonImage((nHighlight == 3) ? 7 : 3, bLarge) );
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}
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return aRet;
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}
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void ChangePlaceholderTag::addCustomHandles( SdrHdlList& rHandlerList )
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{
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rtl::Reference<SdrObject> pPlaceholder = mxPlaceholderObj.get();
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if( !pPlaceholder )
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return;
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SmartTagReference xThis( this );
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const ::tools::Rectangle& rSnapRect = pPlaceholder->GetSnapRect();
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const Point aPoint;
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OutputDevice* pDev = mrView.GetFirstOutputDevice();
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if( pDev == nullptr )
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pDev = Application::GetDefaultDevice();
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Size aShapeSizePix = pDev->LogicToPixel(rSnapRect.GetSize());
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::tools::Long nShapeSizePix = std::min(aShapeSizePix.Width(),aShapeSizePix.Height());
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if( 50 > nShapeSizePix )
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return;
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bool bLarge = nShapeSizePix > 250;
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Size aButtonSize( pDev->PixelToLogic( getButtonImage(0, bLarge ).GetSizePixel()) );
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const int nColumns = 2;
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const int nRows = 2;
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::tools::Long all_width = nColumns * aButtonSize.Width();
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::tools::Long all_height = nRows * aButtonSize.Height();
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Point aPos( rSnapRect.Center() );
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aPos.AdjustX( -(all_width >> 1) );
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aPos.AdjustY( -(all_height >> 1) );
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std::unique_ptr<ImageButtonHdl> pHdl(new ImageButtonHdl( xThis, aPoint ));
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pHdl->SetObjHdlNum( SMART_TAG_HDL_NUM );
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pHdl->SetPageView( mrView.GetSdrPageView() );
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pHdl->SetPos( aPos );
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rHandlerList.AddHdl( std::move(pHdl) );
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}
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ViewOverlayManager::ViewOverlayManager( ViewShellBase& rViewShellBase )
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: mrBase( rViewShellBase )
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, mnUpdateTagsEvent( nullptr )
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{
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Link<tools::EventMultiplexerEvent&,void> aLink( LINK(this,ViewOverlayManager,EventMultiplexerListener) );
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mrBase.GetEventMultiplexer()->AddEventListener(aLink);
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StartListening( *mrBase.GetDocShell() );
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}
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ViewOverlayManager::~ViewOverlayManager()
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{
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Link<tools::EventMultiplexerEvent&,void> aLink( LINK(this,ViewOverlayManager,EventMultiplexerListener) );
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mrBase.GetEventMultiplexer()->RemoveEventListener( aLink );
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if( mnUpdateTagsEvent )
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{
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Application::RemoveUserEvent( mnUpdateTagsEvent );
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mnUpdateTagsEvent = nullptr;
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}
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DisposeTags();
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}
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void ViewOverlayManager::Notify(SfxBroadcaster&, const SfxHint& rHint)
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{
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if (rHint.GetId() == SfxHintId::DocChanged)
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{
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UpdateTags();
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}
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}
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void ViewOverlayManager::onZoomChanged()
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{
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if( !maTagVector.empty() )
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{
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UpdateTags();
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}
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}
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void ViewOverlayManager::UpdateTags()
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{
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if( !mnUpdateTagsEvent )
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mnUpdateTagsEvent = Application::PostUserEvent( LINK( this, ViewOverlayManager, UpdateTagsHdl ) );
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}
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IMPL_LINK_NOARG(ViewOverlayManager, UpdateTagsHdl, void*, void)
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{
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mnUpdateTagsEvent = nullptr;
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bool bChanges = DisposeTags();
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bChanges |= CreateTags();
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|
|
SdrView* pDrawView = mrBase.GetDrawView();
|
|
if( bChanges && pDrawView )
|
|
static_cast< ::sd::View* >( pDrawView )->updateHandles();
|
|
}
|
|
|
|
bool ViewOverlayManager::CreateTags()
|
|
{
|
|
bool bChanges = false;
|
|
|
|
std::shared_ptr<ViewShell> aMainShell = mrBase.GetMainViewShell();
|
|
|
|
SdPage* pPage = aMainShell ? aMainShell->getCurrentPage() : nullptr;
|
|
SdrView* pDrawView = mrBase.GetDrawView();
|
|
|
|
if( pDrawView && pPage && !pPage->IsMasterPage() && (pPage->GetPageKind() == PageKind::Standard) )
|
|
{
|
|
const std::list< SdrObject* >& rShapes = pPage->GetPresentationShapeList().getList();
|
|
|
|
for( SdrObject* pShape : rShapes )
|
|
{
|
|
if( pShape->IsEmptyPresObj() && (pShape->GetObjIdentifier() == SdrObjKind::OutlineText) && (pDrawView->GetTextEditObject() != pShape) )
|
|
{
|
|
rtl::Reference< SmartTag > xTag( new ChangePlaceholderTag( *mrBase.GetMainViewShell()->GetView(), *pShape ) );
|
|
maTagVector.push_back(xTag);
|
|
bChanges = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return bChanges;
|
|
}
|
|
|
|
bool ViewOverlayManager::DisposeTags()
|
|
{
|
|
if( !maTagVector.empty() )
|
|
{
|
|
ViewTagVector vec;
|
|
vec.swap( maTagVector );
|
|
|
|
for (auto& rxViewTag : vec)
|
|
rxViewTag->Dispose();
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
IMPL_LINK(ViewOverlayManager,EventMultiplexerListener,
|
|
tools::EventMultiplexerEvent&, rEvent, void)
|
|
{
|
|
switch (rEvent.meEventId)
|
|
{
|
|
case EventMultiplexerEventId::MainViewAdded:
|
|
case EventMultiplexerEventId::ViewAdded:
|
|
case EventMultiplexerEventId::BeginTextEdit:
|
|
case EventMultiplexerEventId::EndTextEdit:
|
|
case EventMultiplexerEventId::CurrentPageChanged:
|
|
UpdateTags();
|
|
break;
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|