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path: root/accessibility/source/standard/vclxaccessiblecheckbox.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * 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/vclxaccessiblecheckbox.hxx>
+
+#include <toolkit/awt/vclxwindows.hxx>
+#include <accessibility/helper/accresmgr.hxx>
+#include <accessibility/helper/accessiblestrings.hrc>
+
+#include <unotools/accessiblestatesethelper.hxx>
+#include <comphelper/accessiblekeybindinghelper.hxx>
+#include <com/sun/star/awt/KeyModifier.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <cppuhelper/typeprovider.hxx>
+#include <comphelper/sequence.hxx>
+
+#include <vcl/button.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;
+
+
+// -----------------------------------------------------------------------------
+// VCLXAccessibleCheckBox
+// -----------------------------------------------------------------------------
+
+VCLXAccessibleCheckBox::VCLXAccessibleCheckBox( VCLXWindow* pVCLWindow )
+ :VCLXAccessibleTextComponent( pVCLWindow )
+{
+ m_bChecked = IsChecked();
+ m_bIndeterminate = IsIndeterminate();
+}
+
+// -----------------------------------------------------------------------------
+
+VCLXAccessibleCheckBox::~VCLXAccessibleCheckBox()
+{
+}
+
+// -----------------------------------------------------------------------------
+
+bool VCLXAccessibleCheckBox::IsChecked()
+{
+ bool bChecked = false;
+
+ VCLXCheckBox* pVCLXCheckBox = static_cast< VCLXCheckBox* >( GetVCLXWindow() );
+ if ( pVCLXCheckBox && pVCLXCheckBox->getState() == (sal_Int16) 1 )
+ bChecked = true;
+
+ return bChecked;
+}
+
+// -----------------------------------------------------------------------------
+
+bool VCLXAccessibleCheckBox::IsIndeterminate()
+{
+ bool bIndeterminate = false;
+
+ VCLXCheckBox* pVCLXCheckBox = static_cast< VCLXCheckBox* >( GetVCLXWindow() );
+ if ( pVCLXCheckBox && pVCLXCheckBox->getState() == (sal_Int16) 2 )
+ bIndeterminate = true;
+
+ return bIndeterminate;
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleCheckBox::SetChecked( bool bChecked )
+{
+ if ( m_bChecked != bChecked )
+ {
+ Any aOldValue, aNewValue;
+ if ( m_bChecked )
+ aOldValue <<= AccessibleStateType::CHECKED;
+ else
+ aNewValue <<= AccessibleStateType::CHECKED;
+ m_bChecked = bChecked;
+ NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue );
+ }
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleCheckBox::SetIndeterminate( bool bIndeterminate )
+{
+ if ( m_bIndeterminate != bIndeterminate )
+ {
+ Any aOldValue, aNewValue;
+ if ( m_bIndeterminate )
+ aOldValue <<= AccessibleStateType::INDETERMINATE;
+ else
+ aNewValue <<= AccessibleStateType::INDETERMINATE;
+ m_bIndeterminate = bIndeterminate;
+ NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue );
+ }
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleCheckBox::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
+{
+ switch ( rVclWindowEvent.GetId() )
+ {
+ case VCLEVENT_CHECKBOX_TOGGLE:
+ {
+ SetChecked( IsChecked() );
+ SetIndeterminate( IsIndeterminate() );
+ }
+ break;
+ default:
+ VCLXAccessibleTextComponent::ProcessWindowEvent( rVclWindowEvent );
+ }
+}
+
+// -----------------------------------------------------------------------------
+
+void VCLXAccessibleCheckBox::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
+{
+ VCLXAccessibleTextComponent::FillAccessibleStateSet( rStateSet );
+
+ rStateSet.AddState( AccessibleStateType::FOCUSABLE );
+
+ if ( IsChecked() )
+ rStateSet.AddState( AccessibleStateType::CHECKED );
+
+ if ( IsIndeterminate() )
+ rStateSet.AddState( AccessibleStateType::INDETERMINATE );
+}
+
+// -----------------------------------------------------------------------------
+// XInterface
+// -----------------------------------------------------------------------------
+
+IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleCheckBox, VCLXAccessibleTextComponent, VCLXAccessibleCheckBox_BASE )
+
+// -----------------------------------------------------------------------------
+// XTypeProvider
+// -----------------------------------------------------------------------------
+
+IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleCheckBox, VCLXAccessibleTextComponent, VCLXAccessibleCheckBox_BASE )
+
+// -----------------------------------------------------------------------------
+// XServiceInfo
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleCheckBox::getImplementationName() throw (RuntimeException)
+{
+ return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.comp.toolkit.AccessibleCheckBox") );
+}
+
+// -----------------------------------------------------------------------------
+
+Sequence< ::rtl::OUString > VCLXAccessibleCheckBox::getSupportedServiceNames() throw (RuntimeException)
+{
+ Sequence< ::rtl::OUString > aNames(1);
+ aNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.awt.AccessibleCheckBox") );
+ return aNames;
+}
+
+// -----------------------------------------------------------------------------
+// XAccessibleAction
+// -----------------------------------------------------------------------------
+
+sal_Int32 VCLXAccessibleCheckBox::getAccessibleActionCount( ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ return 1;
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Bool VCLXAccessibleCheckBox::doAccessibleAction ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
+ throw IndexOutOfBoundsException();
+
+ CheckBox* pCheckBox = (CheckBox*) GetWindow();
+ VCLXCheckBox* pVCLXCheckBox = static_cast< VCLXCheckBox* >( GetVCLXWindow() );
+ if ( pCheckBox && pVCLXCheckBox )
+ {
+ sal_Int32 nValueMin = (sal_Int32) 0;
+ sal_Int32 nValueMax = (sal_Int32) 1;
+
+ if ( pCheckBox->IsTriStateEnabled() )
+ nValueMax = (sal_Int32) 2;
+
+ sal_Int32 nValue = (sal_Int32) pVCLXCheckBox->getState();
+
+ ++nValue;
+
+ if ( nValue > nValueMax )
+ nValue = nValueMin;
+
+ pVCLXCheckBox->setState( (sal_Int16) nValue );
+ }
+
+ return sal_True;
+}
+
+// -----------------------------------------------------------------------------
+
+::rtl::OUString VCLXAccessibleCheckBox::getAccessibleActionDescription ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
+ throw IndexOutOfBoundsException();
+
+ return ::rtl::OUString( TK_RES_STRING( RID_STR_ACC_ACTION_CLICK ) );
+}
+
+// -----------------------------------------------------------------------------
+
+Reference< XAccessibleKeyBinding > VCLXAccessibleCheckBox::getAccessibleActionKeyBinding( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
+ throw IndexOutOfBoundsException();
+
+ OAccessibleKeyBindingHelper* pKeyBindingHelper = new OAccessibleKeyBindingHelper();
+ Reference< XAccessibleKeyBinding > xKeyBinding = pKeyBindingHelper;
+
+ Window* pWindow = GetWindow();
+ if ( pWindow )
+ {
+ KeyEvent aKeyEvent = pWindow->GetActivationKey();
+ KeyCode aKeyCode = aKeyEvent.GetKeyCode();
+ if ( aKeyCode.GetCode() != 0 )
+ {
+ awt::KeyStroke aKeyStroke;
+ aKeyStroke.Modifiers = 0;
+ if ( aKeyCode.IsShift() )
+ aKeyStroke.Modifiers |= awt::KeyModifier::SHIFT;
+ if ( aKeyCode.IsMod1() )
+ aKeyStroke.Modifiers |= awt::KeyModifier::MOD1;
+ if ( aKeyCode.IsMod2() )
+ aKeyStroke.Modifiers |= awt::KeyModifier::MOD2;
+ if ( aKeyCode.IsMod3() )
+ aKeyStroke.Modifiers |= awt::KeyModifier::MOD3;
+ aKeyStroke.KeyCode = aKeyCode.GetCode();
+ aKeyStroke.KeyChar = aKeyEvent.GetCharCode();
+ aKeyStroke.KeyFunc = static_cast< sal_Int16 >( aKeyCode.GetFunction() );
+ pKeyBindingHelper->AddKeyBinding( aKeyStroke );
+ }
+ }
+
+ return xKeyBinding;
+}
+
+// -----------------------------------------------------------------------------
+// XAccessibleValue
+// -----------------------------------------------------------------------------
+
+Any VCLXAccessibleCheckBox::getCurrentValue( ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ Any aValue;
+
+ VCLXCheckBox* pVCLXCheckBox = static_cast< VCLXCheckBox* >( GetVCLXWindow() );
+ if ( pVCLXCheckBox )
+ aValue <<= (sal_Int32) pVCLXCheckBox->getState();
+
+ return aValue;
+}
+
+// -----------------------------------------------------------------------------
+
+sal_Bool VCLXAccessibleCheckBox::setCurrentValue( const Any& aNumber ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ sal_Bool bReturn = sal_False;
+
+ VCLXCheckBox* pVCLXCheckBox = static_cast< VCLXCheckBox* >( GetVCLXWindow() );
+ if ( pVCLXCheckBox )
+ {
+ sal_Int32 nValue = 0, nValueMin = 0, nValueMax = 0;
+ OSL_VERIFY( aNumber >>= nValue );
+ OSL_VERIFY( getMinimumValue() >>= nValueMin );
+ OSL_VERIFY( getMaximumValue() >>= nValueMax );
+
+ if ( nValue < nValueMin )
+ nValue = nValueMin;
+ else if ( nValue > nValueMax )
+ nValue = nValueMax;
+
+ pVCLXCheckBox->setState( (sal_Int16) nValue );
+ bReturn = sal_True;
+ }
+
+ return bReturn;
+}
+
+// -----------------------------------------------------------------------------
+
+Any VCLXAccessibleCheckBox::getMaximumValue( ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ Any aValue;
+
+ CheckBox* pCheckBox = (CheckBox*) GetWindow();
+ if ( pCheckBox && pCheckBox->IsTriStateEnabled() )
+ aValue <<= (sal_Int32) 2;
+ else
+ aValue <<= (sal_Int32) 1;
+
+ return aValue;
+}
+
+// -----------------------------------------------------------------------------
+
+Any VCLXAccessibleCheckBox::getMinimumValue( ) throw (RuntimeException)
+{
+ OExternalLockGuard aGuard( this );
+
+ Any aValue;
+ aValue <<= (sal_Int32) 0;
+
+ return aValue;
+}
+
+// -----------------------------------------------------------------------------
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */