8ce64dbb3d
and fix a bug in the plugin itself when calling operator's like the one on std::function<> Change-Id: I1617607107eeff06785c1841f69e13ad2926218e Reviewed-on: https://gerrit.libreoffice.org/40446 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
253 lines
9.4 KiB
C++
253 lines
9.4 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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#ifndef INCLUDED_SVX_SOURCE_INC_FMEXCH_HXX
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#define INCLUDED_SVX_SOURCE_INC_FMEXCH_HXX
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#include <sal/config.h>
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#include <set>
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#include <sot/exchange.hxx>
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#include <svtools/transfer.hxx>
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#include <com/sun/star/uno/Sequence.hxx>
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#include <com/sun/star/container/XNameContainer.hpp>
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#include <com/sun/star/form/XForms.hpp>
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#include <rtl/ref.hxx>
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#include <tools/link.hxx>
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#include <vcl/window.hxx>
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#include <svx/svxdllapi.h>
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class SvTreeListEntry;
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class SvTreeListBox;
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namespace svxform
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{
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typedef ::std::set< SvTreeListEntry* > ListBoxEntrySet;
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//= OLocalExchange
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class SVX_DLLPUBLIC OLocalExchange : public TransferableHelper
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{
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private:
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Link<OLocalExchange&,void> m_aClipboardListener;
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bool m_bDragging : 1;
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bool m_bClipboardOwner : 1;
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public:
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class GrantAccess
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{
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friend class OLocalExchangeHelper;
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};
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public:
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OLocalExchange( );
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bool isDragging() const { return m_bDragging; }
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bool isClipboardOwner() const { return m_bClipboardOwner; }
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void startDrag( vcl::Window* pWindow, sal_Int8 nDragSourceActions, const GrantAccess& );
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void copyToClipboard( vcl::Window* _pWindow, const GrantAccess& );
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void setClipboardListener( const Link<OLocalExchange&,void>& _rListener ) { m_aClipboardListener = _rListener; }
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void clear();
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static bool hasFormat( const DataFlavorExVector& _rFormats, SotClipboardFormatId _nFormatId );
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protected:
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// XClipboardOwner
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virtual void SAL_CALL lostOwnership( const css::uno::Reference< css::datatransfer::clipboard::XClipboard >& _rxClipboard, const css::uno::Reference< css::datatransfer::XTransferable >& _rxTrans ) override;
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// TransferableHelper
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virtual void DragFinished( sal_Int8 nDropAction ) override;
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virtual bool GetData( const css::datatransfer::DataFlavor& rFlavor, const OUString& rDestDoc ) override;
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private:
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// don't allow this base class method to be called from outside
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using TransferableHelper::StartDrag;
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};
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//= OLocalExchangeHelper
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/// a helper for navigator windows (SvTreeListBox'es) which allow DnD within themself
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class SVX_DLLPUBLIC OLocalExchangeHelper
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{
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protected:
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VclPtr<vcl::Window> m_pDragSource;
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rtl::Reference<OLocalExchange> m_xTransferable;
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public:
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OLocalExchangeHelper( vcl::Window* _pDragSource );
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virtual ~OLocalExchangeHelper();
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void prepareDrag( );
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void startDrag( sal_Int8 nDragSourceActions );
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void copyToClipboard( ) const;
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bool isDragSource() const { return m_xTransferable.is() && m_xTransferable->isDragging(); }
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bool isClipboardOwner() const { return m_xTransferable.is() && m_xTransferable->isClipboardOwner(); }
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bool isDataExchangeActive( ) const { return isDragSource() || isClipboardOwner(); }
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void clear() { if ( isDataExchangeActive() ) m_xTransferable->clear(); }
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SVX_DLLPRIVATE void setClipboardListener( const Link<OLocalExchange&,void>& _rListener ) { if ( m_xTransferable.is() ) m_xTransferable->setClipboardListener( _rListener ); }
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protected:
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SVX_DLLPRIVATE virtual OLocalExchange* createExchange() const = 0;
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protected:
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SVX_DLLPRIVATE void implReset();
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};
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class OControlTransferData
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{
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private:
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DataFlavorExVector m_aCurrentFormats;
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protected:
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ListBoxEntrySet m_aSelectedEntries;
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css::uno::Sequence< css::uno::Sequence< sal_uInt32 > >
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m_aControlPaths;
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css::uno::Sequence< css::uno::Reference< css::uno::XInterface > >
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m_aHiddenControlModels;
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css::uno::Reference< css::form::XForms >
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m_xFormsRoot; // the root of the forms collection where the entries we represent reside
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// this uniquely identifies the page and the document
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SvTreeListEntry* m_pFocusEntry;
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protected:
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// updates m_aCurrentFormats with all formats we currently could supply
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void updateFormats( );
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public:
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OControlTransferData( );
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// ctor to construct the data from an arbitrary Transferable (usually clipboard data)
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OControlTransferData(
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const css::uno::Reference< css::datatransfer::XTransferable >& _rxTransferable
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);
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inline const DataFlavorExVector& GetDataFlavorExVector() const;
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void addSelectedEntry( SvTreeListEntry* _pEntry );
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void setFocusEntry( SvTreeListEntry* _pFocusEntry );
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/** notifies the data transfer object that a certain entry has been removed from the owning tree
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In case the removed entry is part of the transfer object's selection, the entry is removed from
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the selection.
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@param _pEntry
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@return the number of entries remaining in the selection.
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*/
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size_t onEntryRemoved( SvTreeListEntry* _pEntry );
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void setFormsRoot(
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const css::uno::Reference< css::form::XForms >& _rxFormsRoot
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) { m_xFormsRoot = _rxFormsRoot; }
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void buildPathFormat(SvTreeListBox const * pTreeBox, SvTreeListEntry const * pRoot);
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// assembles m_aControlPaths from m_aSelectedEntries
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// (it is assumed that the entries are sorted in m_aSelectedEntries with respect to the neighbor relationship)
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void buildListFromPath(SvTreeListBox const * pTreeBox, SvTreeListEntry* pRoot);
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// The reverse way: throws everything out of m_aSelectedEntries and rebuilds it using m_aControlPaths
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void addHiddenControlsFormat(const css::uno::Sequence< css::uno::Reference< css::uno::XInterface > >& seqInterfaces);
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// adds an SVX_FML_HIDDEN_CONTROLS format and remembers the passed interfaces for it
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// (it is NOT checked whether actually only hidden controls are denominated
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// by this - the caller must ensure that)
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const ListBoxEntrySet& selected() const { return m_aSelectedEntries; }
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const css::uno::Sequence< css::uno::Reference< css::uno::XInterface > >&
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hiddenControls() const { return m_aHiddenControlModels; }
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const css::uno::Reference< css::form::XForms >&
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getFormsRoot() const { return m_xFormsRoot; }
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};
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inline const DataFlavorExVector& OControlTransferData::GetDataFlavorExVector() const
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{
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const_cast< OControlTransferData* >( this )->updateFormats( );
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return m_aCurrentFormats;
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}
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class OControlExchange : public OLocalExchange, public OControlTransferData
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{
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public:
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OControlExchange( );
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public:
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static SotClipboardFormatId getFieldExchangeFormatId( );
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static SotClipboardFormatId getControlPathFormatId( );
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static SotClipboardFormatId getHiddenControlModelsFormatId( );
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inline static bool hasFieldExchangeFormat( const DataFlavorExVector& _rFormats );
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inline static bool hasControlPathFormat( const DataFlavorExVector& _rFormats );
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inline static bool hasHiddenControlModelsFormat( const DataFlavorExVector& _rFormats );
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protected:
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virtual bool GetData( const css::datatransfer::DataFlavor& rFlavor, const OUString& rDestDoc ) override;
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virtual void AddSupportedFormats() override;
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};
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class OControlExchangeHelper : public OLocalExchangeHelper
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{
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public:
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OControlExchangeHelper(vcl::Window* _pDragSource) : OLocalExchangeHelper(_pDragSource) { }
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OControlExchange* operator->() const { return static_cast< OControlExchange* >( m_xTransferable.get() ); }
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OControlExchange& operator*() const { return *static_cast< OControlExchange* >( m_xTransferable.get() ); }
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protected:
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virtual OLocalExchange* createExchange() const override;
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};
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inline bool OControlExchange::hasFieldExchangeFormat( const DataFlavorExVector& _rFormats )
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{
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return hasFormat( _rFormats, getFieldExchangeFormatId() );
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}
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inline bool OControlExchange::hasControlPathFormat( const DataFlavorExVector& _rFormats )
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{
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return hasFormat( _rFormats, getControlPathFormatId() );
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}
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inline bool OControlExchange::hasHiddenControlModelsFormat( const DataFlavorExVector& _rFormats )
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{
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return hasFormat( _rFormats, getHiddenControlModelsFormatId() );
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}
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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