office-gobmx/accessibility/source/standard/vclxaccessibletextcomponent.cxx

362 lines
13 KiB
C++

/*************************************************************************
*
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*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
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*
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*
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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*
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// 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;
}
// -----------------------------------------------------------------------------