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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <memory>
#include "SidebarTxtControlAcc.hxx"
#include "SidebarTxtControl.hxx"
#include <svl/SfxBroadcaster.hxx>
#include <toolkit/awt/vclxaccessiblecomponent.hxx>
#include <editeng/unoedsrc.hxx>
#include <editeng/unoforou.hxx>
#include <editeng/unoviwou.hxx>
#include <editeng/unoedhlp.hxx>
#include <svx/AccessibleTextHelper.hxx>
#include <editeng/outliner.hxx>
#include <vcl/vclevent.hxx>
namespace sw::sidebarwindows {
namespace {
// declaration and implementation of <SvxEditSource>
// for <::accessibility::AccessibleTextHelper> instance
class SidebarTextEditSource : public SvxEditSource,
public SfxBroadcaster
{
public:
explicit SidebarTextEditSource(SidebarTextControl& rSidebarTextControl);
virtual ~SidebarTextEditSource() override;
virtual std::unique_ptr<SvxEditSource> Clone() const override;
virtual SvxTextForwarder* GetTextForwarder() override;
virtual SvxViewForwarder* GetViewForwarder() override;
virtual SvxEditViewForwarder* GetEditViewForwarder( bool bCreate = false ) override;
virtual void UpdateData() override;
virtual SfxBroadcaster& GetBroadcaster() const override;
DECL_LINK( NotifyHdl, EENotify&, void );
private:
SidebarTextControl& mrSidebarTextControl;
SvxOutlinerForwarder mTextForwarder;
SvxDrawOutlinerViewForwarder mViewForwarder;
};
}
SidebarTextEditSource::SidebarTextEditSource( SidebarTextControl& rSidebarTextControl )
: SvxEditSource()
, mrSidebarTextControl( rSidebarTextControl )
, mTextForwarder( *(rSidebarTextControl.GetTextView()->GetOutliner()), false )
, mViewForwarder( *(rSidebarTextControl.GetTextView()) )
{
if ( mrSidebarTextControl.GetTextView() )
{
mrSidebarTextControl.GetTextView()->GetOutliner()->SetNotifyHdl( LINK(this, SidebarTextEditSource, NotifyHdl) );
}
}
SidebarTextEditSource::~SidebarTextEditSource()
{
if ( mrSidebarTextControl.GetTextView() )
{
mrSidebarTextControl.GetTextView()->GetOutliner()->SetNotifyHdl( Link<EENotify&,void>() );
}
}
std::unique_ptr<SvxEditSource> SidebarTextEditSource::Clone() const
{
return std::unique_ptr<SvxEditSource>(new SidebarTextEditSource( mrSidebarTextControl ));
}
SvxTextForwarder* SidebarTextEditSource::GetTextForwarder()
{
return &mTextForwarder;
}
SvxViewForwarder* SidebarTextEditSource::GetViewForwarder()
{
return &mViewForwarder;
}
SvxEditViewForwarder* SidebarTextEditSource::GetEditViewForwarder( bool /*bCreate*/ )
{
return &mViewForwarder;
}
void SidebarTextEditSource::UpdateData()
{
// nothing to do
}
SfxBroadcaster& SidebarTextEditSource::GetBroadcaster() const
{
return * const_cast< SidebarTextEditSource* > (this);
}
IMPL_LINK(SidebarTextEditSource, NotifyHdl, EENotify&, rNotify, void)
{
std::unique_ptr< SfxHint > aHint( SvxEditSourceHelper::EENotification2Hint( &rNotify ) );
if (aHint)
{
Broadcast(*aHint);
}
}
namespace {
// declaration and implementation of accessible context for <SidebarTextControl> instance
class SidebarTextControlAccessibleContext : public VCLXAccessibleComponent
{
public:
explicit SidebarTextControlAccessibleContext( SidebarTextControl& rSidebarTextControl );
virtual sal_Int32 SAL_CALL
getAccessibleChildCount() override;
virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
getAccessibleChild( sal_Int32 i ) override;
virtual void SAL_CALL
addAccessibleEventListener (
const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener) override;
virtual void SAL_CALL
removeAccessibleEventListener (
const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener) override;
protected:
virtual void ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ) override;
private:
std::unique_ptr<::accessibility::AccessibleTextHelper> mpAccessibleTextHelper;
::osl::Mutex maMutex;
};
}
SidebarTextControlAccessibleContext::SidebarTextControlAccessibleContext( SidebarTextControl& rSidebarTextControl )
: VCLXAccessibleComponent( rSidebarTextControl.GetWindowPeer() )
, maMutex()
{
mpAccessibleTextHelper.reset(new ::accessibility::AccessibleTextHelper( std::make_unique<SidebarTextEditSource>(rSidebarTextControl) ));
mpAccessibleTextHelper->SetEventSource( rSidebarTextControl.GetWindowPeer() );
}
sal_Int32 SAL_CALL SidebarTextControlAccessibleContext::getAccessibleChildCount()
{
osl::MutexGuard aGuard( maMutex );
sal_Int32 nChildCount( 0 );
if ( mpAccessibleTextHelper )
{
nChildCount = mpAccessibleTextHelper->GetChildCount();
}
return nChildCount;
}
css::uno::Reference< css::accessibility::XAccessible > SAL_CALL SidebarTextControlAccessibleContext::getAccessibleChild( sal_Int32 i )
{
osl::MutexGuard aGuard( maMutex );
css::uno::Reference< css::accessibility::XAccessible > xChild;
if ( mpAccessibleTextHelper )
{
xChild = mpAccessibleTextHelper->GetChild( i );
}
return xChild;
}
void SAL_CALL SidebarTextControlAccessibleContext::addAccessibleEventListener (
const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener)
{
osl::MutexGuard aGuard( maMutex );
if ( mpAccessibleTextHelper )
{
mpAccessibleTextHelper->AddEventListener(xListener);
}
}
void SAL_CALL SidebarTextControlAccessibleContext::removeAccessibleEventListener (
const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener)
{
osl::MutexGuard aGuard( maMutex );
if ( mpAccessibleTextHelper )
{
mpAccessibleTextHelper->RemoveEventListener(xListener);
}
}
void SidebarTextControlAccessibleContext::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
{
if ( mpAccessibleTextHelper )
{
switch ( rVclWindowEvent.GetId() )
{
case VclEventId::ObjectDying:
{
mpAccessibleTextHelper.reset();
}
break;
case VclEventId::WindowGetFocus:
case VclEventId::ControlGetFocus:
{
mpAccessibleTextHelper->SetFocus();
}
break;
case VclEventId::WindowLoseFocus:
case VclEventId::ControlLoseFocus:
{
mpAccessibleTextHelper->SetFocus( false );
}
break;
default: break;
}
}
VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
}
// implementation of accessible for <SidebarTextControl> instance
SidebarTextControlAccessible::SidebarTextControlAccessible( SidebarTextControl& rSidebarTextControl )
: VCLXWindow()
, mrSidebarTextControl( rSidebarTextControl )
{
SetWindow( &mrSidebarTextControl );
}
SidebarTextControlAccessible::~SidebarTextControlAccessible()
{
}
css::uno::Reference< css::accessibility::XAccessibleContext > SidebarTextControlAccessible::CreateAccessibleContext()
{
SidebarTextControlAccessibleContext* pAccContext(
new SidebarTextControlAccessibleContext( mrSidebarTextControl ) );
css::uno::Reference< css::accessibility::XAccessibleContext > xAcc( pAccContext );
return xAcc;
}
} // end of namespace sw::sidebarwindows
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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