diff options
Diffstat (limited to 'accessibility/source/standard/vclxaccessibleedit.cxx')
-rw-r--r-- | accessibility/source/standard/vclxaccessibleedit.cxx | 626 |
1 files changed, 626 insertions, 0 deletions
diff --git a/accessibility/source/standard/vclxaccessibleedit.cxx b/accessibility/source/standard/vclxaccessibleedit.cxx new file mode 100644 index 000000000000..07378c0ea42f --- /dev/null +++ b/accessibility/source/standard/vclxaccessibleedit.cxx @@ -0,0 +1,626 @@ +/************************************************************************* + * + * 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" + +// includes -------------------------------------------------------------- +#include <accessibility/standard/vclxaccessibleedit.hxx> + +#include <toolkit/awt/vclxwindows.hxx> +#include <toolkit/helper/convert.hxx> +#include <accessibility/helper/accresmgr.hxx> +#include <accessibility/helper/accessiblestrings.hrc> + +#include <unotools/accessiblestatesethelper.hxx> +#include <unotools/accessiblerelationsethelper.hxx> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp> +#include <cppuhelper/typeprovider.hxx> +#include <comphelper/sequence.hxx> +#include <vcl/svapp.hxx> +#include <vcl/window.hxx> +#include <vcl/edit.hxx> +#include <sot/exchange.hxx> +#include <sot/formats.hxx> + +#include <algorithm> + +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; + + +// ----------------------------------------------------------------------------- +// VCLXAccessibleEdit +// ----------------------------------------------------------------------------- + +VCLXAccessibleEdit::VCLXAccessibleEdit( VCLXWindow* pVCLWindow ) + :VCLXAccessibleTextComponent( pVCLWindow ) +{ + m_nSelectionStart = getSelectionStart(); + m_nCaretPosition = getCaretPosition(); +} + +// ----------------------------------------------------------------------------- + +VCLXAccessibleEdit::~VCLXAccessibleEdit() +{ +} + +// ----------------------------------------------------------------------------- + +void VCLXAccessibleEdit::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ) +{ + switch ( rVclWindowEvent.GetId() ) + { + case VCLEVENT_EDIT_MODIFY: + { + SetText( implGetText() ); + } + break; + case VCLEVENT_EDIT_SELECTIONCHANGED: + { + sal_Int32 nOldCaretPosition = m_nCaretPosition; + sal_Int32 nOldSelectionStart = m_nSelectionStart; + + m_nCaretPosition = getCaretPosition(); + m_nSelectionStart = getSelectionStart(); + + Window* pWindow = GetWindow(); + if ( pWindow && pWindow->HasChildPathFocus() ) + { + if ( m_nCaretPosition != nOldCaretPosition ) + { + Any aOldValue, aNewValue; + aOldValue <<= (sal_Int32) nOldCaretPosition; + aNewValue <<= (sal_Int32) m_nCaretPosition; + NotifyAccessibleEvent( AccessibleEventId::CARET_CHANGED, aOldValue, aNewValue ); + } + + // #i104470# VCL only has SELECTION_CHANGED, but UAA distinguishes between SELECTION_CHANGED and CARET_CHANGED + sal_Bool bHasSelection = ( m_nSelectionStart != m_nCaretPosition ); + sal_Bool bHadSelection = ( nOldSelectionStart != nOldCaretPosition ); + if ( ( bHasSelection != bHadSelection ) || ( bHasSelection && ( ( m_nCaretPosition != nOldCaretPosition ) || ( m_nSelectionStart != nOldSelectionStart ) ) ) ) + { + NotifyAccessibleEvent( AccessibleEventId::TEXT_SELECTION_CHANGED, Any(), Any() ); + } + + } + } + break; + default: + VCLXAccessibleTextComponent::ProcessWindowEvent( rVclWindowEvent ); + } +} + +// ----------------------------------------------------------------------------- + +void VCLXAccessibleEdit::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) +{ + VCLXAccessibleTextComponent::FillAccessibleStateSet( rStateSet ); + + VCLXEdit* pVCLXEdit = static_cast< VCLXEdit* >( GetVCLXWindow() ); + if ( pVCLXEdit ) + { + rStateSet.AddState( AccessibleStateType::FOCUSABLE ); + rStateSet.AddState( AccessibleStateType::SINGLE_LINE ); + if ( pVCLXEdit->isEditable() ) + rStateSet.AddState( AccessibleStateType::EDITABLE ); + } +} + +// ----------------------------------------------------------------------------- +// OCommonAccessibleText +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::implGetText() +{ + ::rtl::OUString aText; + + Edit* pEdit = static_cast< Edit* >( GetWindow() ); + if ( pEdit ) + { + aText = OutputDevice::GetNonMnemonicString( pEdit->GetText() ); + + if ( getAccessibleRole() == AccessibleRole::PASSWORD_TEXT ) + { + xub_Unicode cEchoChar = pEdit->GetEchoChar(); + if ( !cEchoChar ) + cEchoChar = '*'; + XubString sTmp; + aText = sTmp.Fill( (USHORT)aText.getLength(), cEchoChar ); + } + } + + return aText; +} + +// ----------------------------------------------------------------------------- + +void VCLXAccessibleEdit::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ) +{ + awt::Selection aSelection; + VCLXEdit* pVCLXEdit = static_cast< VCLXEdit* >( GetVCLXWindow() ); + if ( pVCLXEdit ) + aSelection = pVCLXEdit->getSelection(); + + nStartIndex = aSelection.Min; + nEndIndex = aSelection.Max; +} + +// ----------------------------------------------------------------------------- +// XInterface +// ----------------------------------------------------------------------------- + +IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleEdit, VCLXAccessibleTextComponent, VCLXAccessibleEdit_BASE ) + +// ----------------------------------------------------------------------------- +// XTypeProvider +// ----------------------------------------------------------------------------- + +IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleEdit, VCLXAccessibleTextComponent, VCLXAccessibleEdit_BASE ) + +// ----------------------------------------------------------------------------- +// XServiceInfo +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::getImplementationName() throw (RuntimeException) +{ + return ::rtl::OUString::createFromAscii( "com.sun.star.comp.toolkit.AccessibleEdit" ); +} + +// ----------------------------------------------------------------------------- + +Sequence< ::rtl::OUString > VCLXAccessibleEdit::getSupportedServiceNames() throw (RuntimeException) +{ + Sequence< ::rtl::OUString > aNames(1); + aNames[0] = ::rtl::OUString::createFromAscii( "com.sun.star.awt.AccessibleEdit" ); + return aNames; +} + +// ----------------------------------------------------------------------------- +// XAccessibleContext +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getAccessibleChildCount() throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return 0; +} + +// ----------------------------------------------------------------------------- + +Reference< XAccessible > VCLXAccessibleEdit::getAccessibleChild( sal_Int32 i ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + if ( i < 0 || i >= getAccessibleChildCount() ) + throw IndexOutOfBoundsException(); + + return Reference< XAccessible >(); +} + +// ----------------------------------------------------------------------------- + +sal_Int16 VCLXAccessibleEdit::getAccessibleRole( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + sal_Int16 nRole; + Edit* pEdit = static_cast< Edit* >( GetWindow() ); + if ( pEdit && ( ( pEdit->GetStyle() & WB_PASSWORD ) || pEdit->GetEchoChar() ) ) + nRole = AccessibleRole::PASSWORD_TEXT; + else + nRole = AccessibleRole::TEXT; + + return nRole; +} + +// ----------------------------------------------------------------------------- +// XAccessibleAction +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getAccessibleActionCount( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + // There is one action: activate + return 1; +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::doAccessibleAction ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + if ( nIndex < 0 || nIndex >= getAccessibleActionCount() ) + throw IndexOutOfBoundsException(); + + sal_Bool bDoAction = sal_False; + Window* pWindow = GetWindow(); + if ( pWindow ) + { + pWindow->GrabFocus(); + bDoAction = sal_True; + } + + return bDoAction; +} + +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::getAccessibleActionDescription ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + if ( nIndex < 0 || nIndex >= getAccessibleActionCount() ) + throw IndexOutOfBoundsException(); + + static const ::rtl::OUString sAction( RTL_CONSTASCII_USTRINGPARAM( "activate" ) ); + return sAction; +} + +// ----------------------------------------------------------------------------- + +Reference< XAccessibleKeyBinding > VCLXAccessibleEdit::getAccessibleActionKeyBinding( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + if ( nIndex < 0 || nIndex >= getAccessibleActionCount() ) + throw IndexOutOfBoundsException(); + + return Reference< XAccessibleKeyBinding >(); +} + +// ----------------------------------------------------------------------------- +// XAccessibleText +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getCaretPosition( ) throw (RuntimeException) +{ + return getSelectionEnd(); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::setCaretPosition( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + return setSelection( nIndex, nIndex ); +} + +// ----------------------------------------------------------------------------- + +sal_Unicode VCLXAccessibleEdit::getCharacter( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getCharacter( nIndex ); +} + +// ----------------------------------------------------------------------------- + +Sequence< PropertyValue > VCLXAccessibleEdit::getCharacterAttributes( sal_Int32 nIndex, const Sequence< ::rtl::OUString >& aRequestedAttributes ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getCharacterAttributes( nIndex, aRequestedAttributes ); +} + +// ----------------------------------------------------------------------------- + +awt::Rectangle VCLXAccessibleEdit::getCharacterBounds( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + awt::Rectangle aBounds( 0, 0, 0, 0 ); + sal_Int32 nLength = implGetText().getLength(); + + if ( !implIsValidRange( nIndex, nIndex, nLength ) ) + throw IndexOutOfBoundsException(); + + Control* pControl = static_cast< Control* >( GetWindow() ); + if ( pControl ) + { + if ( nIndex == nLength ) + { + // #108914# calculate virtual bounding rectangle + for ( sal_Int32 i = 0; i < nLength; ++i ) + { + Rectangle aRect = pControl->GetCharacterBounds( i ); + sal_Int32 nHeight = aRect.GetHeight(); + if ( aBounds.Height < nHeight ) + { + aBounds.Y = aRect.Top(); + aBounds.Height = nHeight; + } + if ( i == nLength - 1 ) + { + aBounds.X = aRect.Right() + 1; + aBounds.Width = 1; + } + } + } + else + { + aBounds = AWTRectangle( pControl->GetCharacterBounds( nIndex ) ); + } + } + + return aBounds; +} + +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getCharacterCount( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getCharacterCount(); +} + +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getIndexAtPoint( const awt::Point& aPoint ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getIndexAtPoint( aPoint ); +} + +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::getSelectedText( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getSelectedText(); +} + +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getSelectionStart( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getSelectionStart(); +} + +// ----------------------------------------------------------------------------- + +sal_Int32 VCLXAccessibleEdit::getSelectionEnd( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getSelectionEnd(); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + sal_Bool bReturn = sal_False; + ::rtl::OUString sText( implGetText() ); + + if ( !implIsValidRange( nStartIndex, nEndIndex, sText.getLength() ) ) + throw IndexOutOfBoundsException(); + + VCLXEdit* pVCLXEdit = static_cast< VCLXEdit* >( GetVCLXWindow() ); + Edit* pEdit = static_cast< Edit* >( GetWindow() ); + if ( pVCLXEdit && pEdit && pEdit->IsEnabled() ) + { + pVCLXEdit->setSelection( awt::Selection( nStartIndex, nEndIndex ) ); + bReturn = sal_True; + } + + return bReturn; +} + +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::getText( ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getText(); +} + +// ----------------------------------------------------------------------------- + +::rtl::OUString VCLXAccessibleEdit::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::getTextRange( nStartIndex, nEndIndex ); +} + +// ----------------------------------------------------------------------------- + +::com::sun::star::accessibility::TextSegment VCLXAccessibleEdit::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 VCLXAccessibleTextComponent::getTextAtIndex( nIndex, aTextType ); +} + +// ----------------------------------------------------------------------------- + +::com::sun::star::accessibility::TextSegment VCLXAccessibleEdit::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 VCLXAccessibleTextComponent::getTextBeforeIndex( nIndex, aTextType ); +} + +// ----------------------------------------------------------------------------- + +::com::sun::star::accessibility::TextSegment VCLXAccessibleEdit::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 VCLXAccessibleTextComponent::getTextBehindIndex( nIndex, aTextType ); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return VCLXAccessibleTextComponent::copyText( nStartIndex, nEndIndex ); +} + +// ----------------------------------------------------------------------------- +// XAccessibleEditableText +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::cutText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return copyText( nStartIndex, nEndIndex ) && deleteText( nStartIndex, nEndIndex ); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::pasteText( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + sal_Bool bReturn = sal_False; + + if ( GetWindow() ) + { + Reference< datatransfer::clipboard::XClipboard > xClipboard = GetWindow()->GetClipboard(); + if ( xClipboard.is() ) + { + const sal_uInt32 nRef = Application::ReleaseSolarMutex(); + Reference< datatransfer::XTransferable > xDataObj = xClipboard->getContents(); + Application::AcquireSolarMutex( nRef ); + if ( xDataObj.is() ) + { + datatransfer::DataFlavor aFlavor; + SotExchange::GetFormatDataFlavor( SOT_FORMAT_STRING, aFlavor ); + if ( xDataObj->isDataFlavorSupported( aFlavor ) ) + { + Any aData = xDataObj->getTransferData( aFlavor ); + ::rtl::OUString sText; + aData >>= sText; + bReturn = replaceText( nIndex, nIndex, sText ); + } + } + } + } + + return bReturn; +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::deleteText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return replaceText( nStartIndex, nEndIndex, ::rtl::OUString() ); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::insertText( const ::rtl::OUString& sText, sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + return replaceText( nIndex, nIndex, sText ); +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::replaceText( sal_Int32 nStartIndex, sal_Int32 nEndIndex, const ::rtl::OUString& sReplacement ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + sal_Bool bReturn = sal_False; + ::rtl::OUString sText( implGetText() ); + + if ( !implIsValidRange( nStartIndex, nEndIndex, sText.getLength() ) ) + throw IndexOutOfBoundsException(); + + sal_Int32 nMinIndex = ::std::min( nStartIndex, nEndIndex ); + sal_Int32 nMaxIndex = ::std::max( nStartIndex, nEndIndex ); + + VCLXEdit* pVCLXEdit = static_cast< VCLXEdit* >( GetVCLXWindow() ); + if ( pVCLXEdit && pVCLXEdit->isEditable() ) + { + pVCLXEdit->setText( sText.replaceAt( nMinIndex, nMaxIndex - nMinIndex, sReplacement ) ); + sal_Int32 nIndex = nMinIndex + sReplacement.getLength(); + setSelection( nIndex, nIndex ); + bReturn = sal_True; + } + + return bReturn; +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::setAttributes( sal_Int32 nStartIndex, sal_Int32 nEndIndex, const Sequence<PropertyValue>& ) throw (IndexOutOfBoundsException, RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) ) + throw IndexOutOfBoundsException(); + + return sal_False; // attributes cannot be set for an edit +} + +// ----------------------------------------------------------------------------- + +sal_Bool VCLXAccessibleEdit::setText( const ::rtl::OUString& sText ) throw (RuntimeException) +{ + OExternalLockGuard aGuard( this ); + + sal_Bool bSuccess = sal_False; + try + { + bSuccess = replaceText( 0, implGetText().getLength(), sText ); + } + catch( const IndexOutOfBoundsException& ) + { + OSL_ENSURE( sal_False, "VCLXAccessibleText::setText: caught an exception!" ); + } + return bSuccess; +} + +// ----------------------------------------------------------------------------- |