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Diffstat (limited to 'forms/source/richtext/clipboarddispatcher.cxx')
| -rw-r--r-- | forms/source/richtext/clipboarddispatcher.cxx | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/forms/source/richtext/clipboarddispatcher.cxx b/forms/source/richtext/clipboarddispatcher.cxx new file mode 100644 index 000000000000..97b2ec1cba84 --- /dev/null +++ b/forms/source/richtext/clipboarddispatcher.cxx @@ -0,0 +1,208 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_forms.hxx" +#include "clipboarddispatcher.hxx" +#include <editeng/editview.hxx> + +/** === begin UNO includes === **/ +#include <com/sun/star/lang/DisposedException.hpp> +/** === end UNO includes === **/ +#include <svtools/cliplistener.hxx> +#include <svtools/transfer.hxx> + +//........................................................................ +namespace frm +{ +//........................................................................ + + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::frame; + using namespace ::com::sun::star::lang; + using namespace ::com::sun::star::util; + using namespace ::com::sun::star::beans; + + //==================================================================== + namespace + { + static URL createClipboardURL( OClipboardDispatcher::ClipboardFunc _eFunc ) + { + URL aURL; + switch ( _eFunc ) + { + case OClipboardDispatcher::eCut: + aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Cut" ) ); + break; + case OClipboardDispatcher::eCopy: + aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Copy" ) ); + break; + case OClipboardDispatcher::ePaste: + aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Paste" ) ); + break; + } + return aURL; + } + } + + //==================================================================== + //= OClipboardDispatcher + //==================================================================== + //-------------------------------------------------------------------- + OClipboardDispatcher::OClipboardDispatcher( EditView& _rView, ClipboardFunc _eFunc ) + :ORichTextFeatureDispatcher( _rView, createClipboardURL( _eFunc ) ) + ,m_eFunc( _eFunc ) + ,m_bLastKnownEnabled( sal_True ) + { + } + + //-------------------------------------------------------------------- + sal_Bool OClipboardDispatcher::implIsEnabled( ) const + { + sal_Bool bEnabled = sal_False; + switch ( m_eFunc ) + { + case eCut: + bEnabled = !getEditView()->IsReadOnly() && getEditView()->HasSelection(); + break; + + case eCopy: + bEnabled = getEditView()->HasSelection(); + break; + + case ePaste: + bEnabled = !getEditView()->IsReadOnly(); + break; + } + return bEnabled; + } + + //-------------------------------------------------------------------- + FeatureStateEvent OClipboardDispatcher::buildStatusEvent() const + { + FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() ); + aEvent.IsEnabled = implIsEnabled(); + return aEvent; + } + + //-------------------------------------------------------------------- + void OClipboardDispatcher::invalidateFeatureState_Broadcast() + { + sal_Bool bEnabled = implIsEnabled(); + if ( m_bLastKnownEnabled == bEnabled ) + // nothing changed -> no notification + return; + m_bLastKnownEnabled = bEnabled; + + ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast(); + } + + //-------------------------------------------------------------------- + void SAL_CALL OClipboardDispatcher::dispatch( const URL& /*_rURL*/, const Sequence< PropertyValue >& /*Arguments*/ ) throw (RuntimeException) + { + ::osl::MutexGuard aGuard( m_aMutex ); + if ( !getEditView() ) + throw DisposedException(); + + switch ( m_eFunc ) + { + case eCut: + getEditView()->Cut(); + break; + + case eCopy: + getEditView()->Copy(); + break; + + case ePaste: + getEditView()->Paste(); + break; + } + } + + //==================================================================== + //= OPasteClipboardDispatcher + //==================================================================== + //-------------------------------------------------------------------- + OPasteClipboardDispatcher::OPasteClipboardDispatcher( EditView& _rView ) + :OClipboardDispatcher( _rView, ePaste ) + ,m_pClipListener( NULL ) + ,m_bPastePossible( sal_False ) + { + m_pClipListener = new TransferableClipboardListener( LINK( this, OPasteClipboardDispatcher, OnClipboardChanged ) ); + m_pClipListener->acquire(); + m_pClipListener->AddRemoveListener( _rView.GetWindow(), TRUE ); + + // initial state + TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( _rView.GetWindow() ) ); + m_bPastePossible = ( aDataHelper.HasFormat( SOT_FORMAT_STRING ) || aDataHelper.HasFormat( SOT_FORMAT_RTF ) ); + } + + //-------------------------------------------------------------------- + OPasteClipboardDispatcher::~OPasteClipboardDispatcher() + { + if ( !isDisposed() ) + { + acquire(); + dispose(); + } + } + + //-------------------------------------------------------------------- + IMPL_LINK( OPasteClipboardDispatcher, OnClipboardChanged, TransferableDataHelper*, _pDataHelper ) + { + OSL_ENSURE( _pDataHelper, "OPasteClipboardDispatcher::OnClipboardChanged: ooops!" ); + m_bPastePossible = _pDataHelper->HasFormat( SOT_FORMAT_STRING ) + || _pDataHelper->HasFormat( SOT_FORMAT_RTF ); + + invalidate(); + + return 0L; + } + + //-------------------------------------------------------------------- + void OPasteClipboardDispatcher::disposing( ::osl::ClearableMutexGuard& _rClearBeforeNotify ) + { + OSL_ENSURE( getEditView() && getEditView()->GetWindow(), "OPasteClipboardDispatcher::disposing: EditView should not (yet) be disfunctional here!" ); + if ( getEditView() && getEditView()->GetWindow() && m_pClipListener ) + m_pClipListener->AddRemoveListener( getEditView()->GetWindow(), FALSE ); + m_pClipListener->release(); + m_pClipListener = NULL; + + OClipboardDispatcher::disposing( _rClearBeforeNotify ); + } + + //-------------------------------------------------------------------- + sal_Bool OPasteClipboardDispatcher::implIsEnabled( ) const + { + return m_bPastePossible && OClipboardDispatcher::implIsEnabled(); + } + +//........................................................................ +} // namespace frm +//........................................................................ + |