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376 | /* -*- 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 <standard/vclxaccessibletextcomponent.hxx>
#include <toolkit/helper/convert.hxx>
#include <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 <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <vcl/window.hxx>
#include <vcl/svapp.hxx>
#include <vcl/unohelp2.hxx>
#include <vcl/ctrl.hxx>
#include <vcl/settings.hxx>
#include <i18nlangtag/languagetag.hxx>
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;
VCLXAccessibleTextComponent::VCLXAccessibleTextComponent( VCLXWindow* pVCLXWindow )
:VCLXAccessibleComponent( pVCLXWindow )
{
VclPtr<vcl::Window> pWindow = GetWindow();
if ( pWindow )
m_sText = OutputDevice::GetNonMnemonicString( pWindow->GetText() );
}
void VCLXAccessibleTextComponent::SetText( const 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 VclEventId::WindowFrameTitleChanged:
{
VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
SetText( implGetText() );
}
break;
default:
VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
}
}
// OCommonAccessibleText
OUString VCLXAccessibleTextComponent::implGetText()
{
OUString aText;
VclPtr<vcl::Window> pWindow = GetWindow();
if ( pWindow )
aText = OutputDevice::GetNonMnemonicString( pWindow->GetText() );
return aText;
}
lang::Locale VCLXAccessibleTextComponent::implGetLocale()
{
return Application::GetSettings().GetLanguageTag().getLocale();
}
void VCLXAccessibleTextComponent::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
{
nStartIndex = 0;
nEndIndex = 0;
}
// XComponent
void VCLXAccessibleTextComponent::disposing()
{
VCLXAccessibleComponent::disposing();
m_sText.clear();
}
// XInterface
IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleTextComponent, VCLXAccessibleComponent, VCLXAccessibleTextComponent_BASE )<--- There is an unknown macro here somewhere. Configuration is required. If IMPLEMENT_FORWARD_XINTERFACE2 is a macro then please configure it.
// XTypeProvider
IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleTextComponent, VCLXAccessibleComponent, VCLXAccessibleTextComponent_BASE )
// XAccessibleText
sal_Int32 VCLXAccessibleTextComponent::getCaretPosition()
{
return -1;
}
sal_Bool VCLXAccessibleTextComponent::setCaretPosition( sal_Int32 nIndex )
{
return setSelection( nIndex, nIndex );
}
sal_Unicode VCLXAccessibleTextComponent::getCharacter( sal_Int32 nIndex )
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::implGetCharacter( implGetText(), nIndex );
}
Sequence< PropertyValue > VCLXAccessibleTextComponent::getCharacterAttributes( sal_Int32 nIndex, const Sequence< OUString >& aRequestedAttributes )
{
OExternalLockGuard aGuard( this );
Sequence< PropertyValue > aValues;
OUString sText( implGetText() );
if ( !implIsValidIndex( nIndex, sText.getLength() ) )
throw IndexOutOfBoundsException();
VclPtr<vcl::Window> pWindow = GetWindow();
if ( pWindow )
{
vcl::Font aFont = pWindow->GetControlFont();
Color nBackColor = pWindow->GetControlBackground();
Color nColor = pWindow->GetControlForeground();
// MT: Code with default font was introduced with the IA2 CWS, but I am not convinced that this is the correct font...
// Decide what to do when we have a concrete issue.
/*
Font aDefaultVCLFont;
OutputDevice* pDev = Application::GetDefaultDevice();
if ( pDev )
{
aDefaultVCLFont = pDev->GetSettings().GetStyleSettings().GetAppFont();
if ( !aFont.GetName().Len() )
{
String aDefaultName = aDefaultVCLFont.GetName();
aFont.SetName( aDefaultName );
}
if ( !aFont.GetHeight() )
{
aFont.SetHeight( aDefaultVCLFont.GetHeight() );
}
if ( aFont.GetWeight() == WEIGHT_DONTKNOW )
{
aFont.SetWeight( aDefaultVCLFont.GetWeight() );
}
//if nColor is -1, it may indicate that the default color black is using.
if ( nColor == -1)
{
nColor = aDefaultVCLFont.GetColor().GetColor();
}
}
*/
// MT: Adjustment stuff was introduced with the IA2 CWS, but adjustment is not a character attribute...
// In case we reintroduce it, use adjustment as extra parameter for the CharacterAttributesHelper...
/*
WinBits aBits = GetWindow()->GetStyle();
sal_Int16 nAdjust = -1;
if ( aBits & WB_LEFT )
{
nAdjust = style::ParagraphAdjust_LEFT;
}
else if ( aBits & WB_RIGHT )
{
nAdjust = style::ParagraphAdjust_RIGHT;
}
else if ( aBits & WB_CENTER )
{
nAdjust = style::ParagraphAdjust_CENTER;
}
*/
aValues = CharacterAttributesHelper( aFont, sal_Int32(nBackColor), sal_Int32(nColor) )
.GetCharacterAttributes( aRequestedAttributes );
}
return aValues;
}
awt::Rectangle VCLXAccessibleTextComponent::getCharacterBounds( sal_Int32 nIndex )
{
OExternalLockGuard aGuard( this );
if ( !implIsValidIndex( nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
awt::Rectangle aRect;
VclPtr< Control > pControl = GetAs< Control >();
if ( pControl )
aRect = AWTRectangle( pControl->GetCharacterBounds( nIndex ) );
return aRect;
}
sal_Int32 VCLXAccessibleTextComponent::getCharacterCount()
{
OExternalLockGuard aGuard( this );
return implGetText().getLength();
}
sal_Int32 VCLXAccessibleTextComponent::getIndexAtPoint( const awt::Point& aPoint )
{
OExternalLockGuard aGuard( this );
sal_Int32 nIndex = -1;
VclPtr< Control > pControl = GetAs< Control >();
if ( pControl )
nIndex = pControl->GetIndexForPoint( VCLPoint( aPoint ) );
return nIndex;
}
OUString VCLXAccessibleTextComponent::getSelectedText()
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectedText();
}
sal_Int32 VCLXAccessibleTextComponent::getSelectionStart()
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectionStart();
}
sal_Int32 VCLXAccessibleTextComponent::getSelectionEnd()
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectionEnd();
}
sal_Bool VCLXAccessibleTextComponent::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
OExternalLockGuard aGuard( this );
if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return false;
}
OUString VCLXAccessibleTextComponent::getText()
{
OExternalLockGuard aGuard( this );
return implGetText();
}
OUString VCLXAccessibleTextComponent::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::implGetTextRange( implGetText(), nStartIndex, nEndIndex );
}
css::accessibility::TextSegment VCLXAccessibleTextComponent::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextAtIndex( nIndex, aTextType );
}
css::accessibility::TextSegment VCLXAccessibleTextComponent::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextBeforeIndex( nIndex, aTextType );
}
css::accessibility::TextSegment VCLXAccessibleTextComponent::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextBehindIndex( nIndex, aTextType );
}
sal_Bool VCLXAccessibleTextComponent::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
OExternalLockGuard aGuard( this );
bool bReturn = false;
VclPtr<vcl::Window> pWindow = GetWindow();
if ( pWindow )
{
Reference< datatransfer::clipboard::XClipboard > xClipboard = pWindow->GetClipboard();
if ( xClipboard.is() )
{
OUString sText( OCommonAccessibleText::implGetTextRange( implGetText(), nStartIndex, nEndIndex ) );
vcl::unohelper::TextDataObject* pDataObj = new vcl::unohelper::TextDataObject( sText );
SolarMutexReleaser aReleaser;
xClipboard->setContents( pDataObj, nullptr );
Reference< datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( xClipboard, uno::UNO_QUERY );
if( xFlushableClipboard.is() )
xFlushableClipboard->flushClipboard();
bReturn = true;
}
}
return bReturn;
}
sal_Bool VCLXAccessibleTextComponent::scrollSubstringTo( sal_Int32, sal_Int32, AccessibleScrollType )
{
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|