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path: root/accessibility/source/standard/vclxaccessibletextcomponent.cxx
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+/*************************************************************************
+ *
+ * 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_accessibility.hxx"
+#include <accessibility/standard/vclxaccessibletextcomponent.hxx>
+#include <toolkit/helper/macros.hxx>
+#include <toolkit/helper/convert.hxx>
+#include <accessibility/helper/characterattributeshelper.hxx>
+
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
+#include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp>
+#include <cppuhelper/typeprovider.hxx>
+#include <comphelper/sequence.hxx>
+#include <vcl/window.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/unohelp2.hxx>
+#include <vcl/ctrl.hxx>
+
+#include <memory>
+#include <vector>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::accessibility;
+using namespace ::comphelper;
+
+
+// ----------------------------------------------------
+// class VCLXAccessibleTextComponent
+// ----------------------------------------------------
+
+VCLXAccessibleTextComponent::VCLXAccessibleTextComponent( VCLXWindow* pVCLXWindow )
+ :VCLXAccessibleComponent( pVCLXWindow )
+{
+ if ( GetWindow() )
+ m_sText = OutputDevice::GetNonMnemonicString( GetWindow()->GetText() );
+}
+
+// -----------------------------------------------------------------------------
+
+VCLXAccessibleTextComponent::~VCLXAccessibleTextComponent()
+{
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleTextComponent::SetText( const ::rtl::OUString& sText )
+{
+ Any aOldValue, aNewValue;
+ if ( implInitTextChangedEvent( m_sText, sText, aOldValue, aNewValue ) )
+ {
+ m_sText = sText;
+ NotifyAccessibleEvent( AccessibleEventId::TEXT_CHANGED, aOldValue, aNewValue );
+ }
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleTextComponent::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
+{
+ switch ( rVclWindowEvent.GetId() )
+ {
+ case VCLEVENT_WINDOW_FRAMETITLECHANGED:
+ {
+ VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
+ SetText( implGetText() );
+ }
+ break;
+ default:
+ VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
+ }
+}
+
+// -----------------------------------------------------------------------------
+// OCommonAccessibleText
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleTextComponent::implGetText()
+{
+ ::rtl::OUString aText;
+ if ( GetWindow() )
+ aText = OutputDevice::GetNonMnemonicString( GetWindow()->GetText() );
+
+ return aText;
+}
+
+// -----------------------------------------------------------------------------
+
+lang::Locale VCLXAccessibleTextComponent::implGetLocale()
+{
+ return Application::GetSettings().GetLocale();
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleTextComponent::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
+{
+ nStartIndex = 0;
+ nEndIndex = 0;
+}
+
+// -----------------------------------------------------------------------------
+// XComponent
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleTextComponent::disposing()
+{
+ VCLXAccessibleComponent::disposing();
+
+ m_sText = ::rtl::OUString();
+}
+
+// -----------------------------------------------------------------------------
+// XInterface
+// -----------------------------------------------------------------------------
+
+IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleTextComponent, VCLXAccessibleComponent, VCLXAccessibleTextComponent_BASE )
+
+// -----------------------------------------------------------------------------
+// XTypeProvider
+// -----------------------------------------------------------------------------
+
+IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleTextComponent, VCLXAccessibleComponent, VCLXAccessibleTextComponent_BASE )
+
+// -----------------------------------------------------------------------------
+// XAccessibleText
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleTextComponent::getCaretPosition() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return -1;
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Bool VCLXAccessibleTextComponent::setCaretPosition( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return setSelection( nIndex, nIndex );
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Unicode VCLXAccessibleTextComponent::getCharacter( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getCharacter( nIndex );
+}
+
+// -----------------------------------------------------------------------------
+
+Sequence< PropertyValue > VCLXAccessibleTextComponent::getCharacterAttributes( sal_Int32 nIndex, const Sequence< ::rtl::OUString >& aRequestedAttributes ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ Sequence< PropertyValue > aValues;
+ ::rtl::OUString sText( implGetText() );
+
+ if ( !implIsValidIndex( nIndex, sText.getLength() ) )
+ throw IndexOutOfBoundsException();
+
+ if ( GetWindow() )
+ {
+ Font aFont = GetWindow()->GetControlFont();
+ sal_Int32 nBackColor = GetWindow()->GetControlBackground().GetColor();
+ sal_Int32 nColor = GetWindow()->GetControlForeground().GetColor();
+ ::std::auto_ptr< CharacterAttributesHelper > pHelper( new CharacterAttributesHelper( aFont, nBackColor, nColor ) );
+ aValues = pHelper->GetCharacterAttributes( aRequestedAttributes );
+ }
+
+ return aValues;
+}
+
+// -----------------------------------------------------------------------------
+
+awt::Rectangle VCLXAccessibleTextComponent::getCharacterBounds( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( !implIsValidIndex( nIndex, implGetText().getLength() ) )
+ throw IndexOutOfBoundsException();
+
+ awt::Rectangle aRect;
+ Control* pControl = static_cast< Control* >( GetWindow() );
+ if ( pControl )
+ aRect = AWTRectangle( pControl->GetCharacterBounds( nIndex ) );
+
+ return aRect;
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleTextComponent::getCharacterCount() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getCharacterCount();
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleTextComponent::getIndexAtPoint( const awt::Point& aPoint ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ sal_Int32 nIndex = -1;
+ Control* pControl = static_cast< Control* >( GetWindow() );
+ if ( pControl )
+ nIndex = pControl->GetIndexForPoint( VCLPoint( aPoint ) );
+
+ return nIndex;
+}
+
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleTextComponent::getSelectedText() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getSelectedText();
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleTextComponent::getSelectionStart() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getSelectionStart();
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleTextComponent::getSelectionEnd() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getSelectionEnd();
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Bool VCLXAccessibleTextComponent::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) )
+ throw IndexOutOfBoundsException();
+
+ return sal_False;
+}
+
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleTextComponent::getText() throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getText();
+}
+
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleTextComponent::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getTextRange( nStartIndex, nEndIndex );
+}
+
+// -----------------------------------------------------------------------------
+
+::com::sun::star::accessibility::TextSegment VCLXAccessibleTextComponent::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getTextAtIndex( nIndex, aTextType );
+}
+
+// -----------------------------------------------------------------------------
+
+::com::sun::star::accessibility::TextSegment VCLXAccessibleTextComponent::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getTextBeforeIndex( nIndex, aTextType );
+}
+
+// -----------------------------------------------------------------------------
+
+::com::sun::star::accessibility::TextSegment VCLXAccessibleTextComponent::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return OCommonAccessibleText::getTextBehindIndex( nIndex, aTextType );
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Bool VCLXAccessibleTextComponent::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ sal_Bool bReturn = sal_False;
+
+ if ( GetWindow() )
+ {
+ Reference< datatransfer::clipboard::XClipboard > xClipboard = GetWindow()->GetClipboard();
+ if ( xClipboard.is() )
+ {
+ ::rtl::OUString sText( getTextRange( nStartIndex, nEndIndex ) );
+
+ ::vcl::unohelper::TextDataObject* pDataObj = new ::vcl::unohelper::TextDataObject( sText );
+ const sal_uInt32 nRef = Application::ReleaseSolarMutex();
+ xClipboard->setContents( pDataObj, NULL );
+
+ Reference< datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( xClipboard, uno::UNO_QUERY );
+ if( xFlushableClipboard.is() )
+ xFlushableClipboard->flushClipboard();
+
+ Application::AcquireSolarMutex( nRef );
+
+ bReturn = sal_True;
+ }
+ }
+
+ return bReturn;
+}
+
+// -----------------------------------------------------------------------------