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#98750# be an XEventListener at the AccessibleContext

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This commit is contained in:
Frank Schönheit 2002-04-25 10:24:33 +00:00
parent ffebc64fbd
commit 9b34eb7c85
1 changed files with 68 additions and 4 deletions
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72
toolkit/source/awt/vclxwindow.cxx
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@ -2,9 +2,9 @@
*
* $RCSfile: vclxwindow.cxx,v $
*
* $Revision: 1.22 $
* $Revision: 1.23 $
*
* last change: $Author: ssa $ $Date: 2002-03-13 09:37:01 $
* last change: $Author: fs $ $Date: 2002-04-25 11:24:33 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@ -82,21 +82,49 @@
#include <com/sun/star/awt/Style.hpp>
#endif
#ifndef _TOOLKIT_AWT_VCLXWINDOW_HXX_
#include <toolkit/awt/vclxwindow.hxx>
#endif
#ifndef _TOOLKIT_AWT_VCLXPOINTER_HXX_
#include <toolkit/awt/vclxpointer.hxx>
#endif
#ifndef _TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX_
#include <toolkit/awt/vclxaccessiblecomponent.hxx>
#endif
#ifndef _TOOLKIT_HELPER_MACROS_HXX_
#include <toolkit/helper/macros.hxx>
#endif
#ifndef _TOOLKIT_HELPER_VCLUNOHELPER_HXX_
#include <toolkit/helper/vclunohelper.hxx>
#endif
#ifndef _TOOLKIT_HELPER_CONVERT_HXX_
#include <toolkit/helper/convert.hxx>
#endif
#ifndef _TOOLKIT_HELPER_MACROS_HXX_
#include <toolkit/helper/macros.hxx>
#endif
#ifndef _TOOLKIT_HELPER_PROPERTY_HXX_
#include <toolkit/helper/property.hxx>
#endif
#ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
#include <cppuhelper/typeprovider.hxx>
#endif
#ifndef _RTL_MEMORY_H_
#include <rtl/memory.h>
#endif
#ifndef _RTL_UUID_H_
#include <rtl/uuid.h>
#endif
#ifndef _SV_SVAPP_HXX
#include <vcl/svapp.hxx>
#endif
#ifndef _SV_WINDOW_HXX
#include <vcl/window.hxx>
#endif
#ifndef _TOOLS_COLOR_HXX
#include <tools/color.hxx>
#endif
// Mit Out-Parameter besser als Rueckgabewert, wegen Ref-Objekt...
@ -522,12 +550,18 @@ void VCLXWindow::dispose( ) throw(::com::sun::star::uno::RuntimeException)
mxViewGraphics = NULL;
if ( mxAccessibleContext.get().is() )
// dispose our accessibility wrapper
try
{
::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent > xComponent( mxAccessibleContext.get(), ::com::sun::star::uno::UNO_QUERY );
if ( xComponent.is() )
xComponent->dispose();
}
catch( const ::com::sun::star::uno::Exception& )
{
DBG_ERROR( "VCLXWindow::dispose: could not dispose the accessibility wrapper!" );
}
mxAccessibleContext = ::com::sun::star::uno::Reference< ::drafts::com::sun::star::accessibility::XAccessibleContext >();
if ( GetWindow() && !mbDisposing )
{
@ -1380,15 +1414,45 @@ void VCLXWindow::setZoom( float fZoomX, float fZoomY ) throw(::com::sun::star::u
GetWindow()->SetZoom( Fraction( fZoomX ) );
}
// ::com::sun::star::lang::XEventListener
void SAL_CALL VCLXWindow::disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw (::com::sun::star::uno::RuntimeException)
{
::vos::OGuard aGuard( GetMutex() );
using namespace ::com::sun::star;
using namespace ::drafts::com::sun::star;
// check if it comes from our AccessibleContext
uno::Reference< uno::XInterface > aAC( mxAccessibleContext.get(), uno::UNO_QUERY );
uno::Reference< uno::XInterface > xSource( _rSource.Source, uno::UNO_QUERY );
DBG_ASSERT( aAC.get() == xSource.get(), "VCLXWindow::disposing: where does this call come from?" );
if ( aAC.get() == xSource.get() )
{ // yep, it does
mxAccessibleContext = uno::Reference< accessibility::XAccessibleContext >();
}
}
// ::drafts::com::sun::star::accessibility::XAccessible
::com::sun::star::uno::Reference< ::drafts::com::sun::star::accessibility::XAccessibleContext > VCLXWindow::getAccessibleContext( ) throw (::com::sun::star::uno::RuntimeException)
{
using namespace ::com::sun::star;
::vos::OGuard aGuard( GetMutex() );
::com::sun::star::uno::Reference< ::drafts::com::sun::star::accessibility::XAccessibleContext > xC( mxAccessibleContext.get(), ::com::sun::star::uno::UNO_QUERY );
if ( !xC.is() )
{
xC = CreateAccessibleContext();
mxAccessibleContext = xC;
// add as event listener to this component
// in case somebody disposes it, we do not want to have a (though weak) reference to a dead
// object
uno::Reference< lang::XComponent > xComp( xC, uno::UNO_QUERY );
if ( xComp.is() )
xComp->addEventListener( this );
}
return mxAccessibleContext;
return xC;
}