1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef ACCESSIBILITY_STANDARD_VCLXACCESSIBLELISTITEM_HXX 25 #define ACCESSIBILITY_STANDARD_VCLXACCESSIBLELISTITEM_HXX 26 27 #include <com/sun/star/accessibility/XAccessible.hpp> 28 #include <com/sun/star/accessibility/XAccessibleComponent.hpp> 29 #include <com/sun/star/accessibility/XAccessibleContext.hpp> 30 #include <com/sun/star/accessibility/XAccessibleStateSet.hpp> 31 #include <com/sun/star/accessibility/XAccessibleText.hpp> 32 #include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp> 33 #include <com/sun/star/lang/XServiceInfo.hpp> 34 #ifndef _CPPUHELPER_COMPBASE6_HXX 35 #include <cppuhelper/compbase6.hxx> 36 #endif 37 #ifndef _COMPHELPER_BROADCASTHELPER_HXX 38 #include <comphelper/broadcasthelper.hxx> 39 #endif 40 #include <comphelper/accessibletexthelper.hxx> 41 42 // forward --------------------------------------------------------------- 43 44 namespace com { namespace sun { namespace star { namespace awt { 45 struct Point; 46 struct Rectangle; 47 struct Size; 48 class XFocusListener; 49 } } } } 50 51 namespace accessibility 52 { 53 class IComboListBoxHelper; 54 } 55 56 // class VCLXAccessibleListItem ------------------------------------------ 57 58 typedef ::cppu::WeakAggComponentImplHelper6< ::com::sun::star::accessibility::XAccessible 59 , ::com::sun::star::accessibility::XAccessibleContext 60 , ::com::sun::star::accessibility::XAccessibleComponent 61 , ::com::sun::star::accessibility::XAccessibleEventBroadcaster 62 , ::com::sun::star::accessibility::XAccessibleText 63 , ::com::sun::star::lang::XServiceInfo > VCLXAccessibleListItem_BASE; 64 65 /** the class OAccessibleListBoxEntry represents the base class for an accessible object of a listbox entry 66 */ 67 class VCLXAccessibleListItem : public ::comphelper::OBaseMutex, 68 public ::comphelper::OCommonAccessibleText, 69 public VCLXAccessibleListItem_BASE 70 { 71 private: 72 ::rtl::OUString m_sEntryText; 73 sal_Int32 m_nIndexInParent; 74 sal_Bool m_bSelected; 75 sal_Bool m_bVisible; 76 77 protected: 78 /// client id in the AccessibleEventNotifier queue 79 sal_uInt32 m_nClientId; 80 ::accessibility::IComboListBoxHelper* m_pListBoxHelper; 81 82 ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > m_xParent; 83 ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext > m_xParentContext; 84 85 private: 86 /** notifies all listeners that this object has changed 87 @param _nEventId 88 is the event id 89 @param _aOldValue 90 is the old value 91 @param _aNewValue 92 is the new value 93 */ 94 /*void NotifyAccessibleEvent( sal_Int16 _nEventId, 95 const ::com::sun::star::uno::Any& _aOldValue, 96 const ::com::sun::star::uno::Any& _aNewValue );*/ 97 98 protected: 99 virtual ~VCLXAccessibleListItem(); 100 /** this function is called upon disposing the component 101 */ 102 virtual void SAL_CALL disposing(); 103 104 // OCommonAccessibleText 105 virtual ::rtl::OUString implGetText(); 106 virtual ::com::sun::star::lang::Locale implGetLocale(); 107 virtual void implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex ); 108 109 public: 110 /** OAccessibleBase needs a valid view 111 @param _pListBoxHelper 112 is the list- or combobox for which we implement an accessible object 113 @param _nIndexInParent 114 is the position of the entry inside the listbox 115 @param _xParent 116 is our parent accessible object 117 */ 118 VCLXAccessibleListItem( ::accessibility::IComboListBoxHelper* _pListBoxHelper, 119 sal_Int32 _nIndexInParent, 120 const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible >& _xParent ); 121 122 void NotifyAccessibleEvent( sal_Int16 _nEventId, const ::com::sun::star::uno::Any& _aOldValue, const ::com::sun::star::uno::Any& _aNewValue ); 123 IsSelected() const124 inline sal_Bool IsSelected() const { return m_bSelected; } 125 void SetSelected( sal_Bool _bSelected ); 126 void SetVisible( sal_Bool _bVisible ); DecrementIndexInParent()127 inline bool DecrementIndexInParent() { OSL_ENSURE(m_nIndexInParent != 0,"Invalid call!");--m_nIndexInParent; return true;} IncrementIndexInParent()128 inline bool IncrementIndexInParent() { ++m_nIndexInParent; return true;} 129 130 // XInterface 131 virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type& aType ); 132 virtual void SAL_CALL acquire( ) throw(); 133 virtual void SAL_CALL release( ) throw(); 134 135 // XTypeProvider 136 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > SAL_CALL getTypes( ); 137 virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId(); 138 139 // XServiceInfo 140 virtual ::rtl::OUString SAL_CALL getImplementationName(); 141 virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& rServiceName ); 142 virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames(); 143 144 // XAccessible 145 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext > SAL_CALL getAccessibleContext( ); 146 147 // XAccessibleContext 148 virtual sal_Int32 SAL_CALL getAccessibleChildCount( ); 149 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 i ); 150 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleParent( ); 151 virtual sal_Int32 SAL_CALL getAccessibleIndexInParent( ); 152 virtual sal_Int16 SAL_CALL getAccessibleRole( ); 153 virtual ::rtl::OUString SAL_CALL getAccessibleDescription( ); 154 virtual ::rtl::OUString SAL_CALL getAccessibleName( ); 155 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet( ); 156 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleStateSet > SAL_CALL getAccessibleStateSet( ); 157 virtual ::com::sun::star::lang::Locale SAL_CALL getLocale( ); 158 159 // XAccessibleComponent 160 virtual sal_Bool SAL_CALL containsPoint( const ::com::sun::star::awt::Point& aPoint ); 161 virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const ::com::sun::star::awt::Point& aPoint ); 162 virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds( ); 163 virtual ::com::sun::star::awt::Point SAL_CALL getLocation( ); 164 virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen( ); 165 virtual ::com::sun::star::awt::Size SAL_CALL getSize( ); 166 virtual void SAL_CALL grabFocus( ); 167 virtual sal_Int32 SAL_CALL getForeground (void); 168 virtual sal_Int32 SAL_CALL getBackground (void); 169 170 // XAccessibleText 171 virtual sal_Int32 SAL_CALL getCaretPosition(); 172 virtual sal_Bool SAL_CALL setCaretPosition( sal_Int32 nIndex ); 173 virtual sal_Unicode SAL_CALL getCharacter( sal_Int32 nIndex ); 174 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > SAL_CALL getCharacterAttributes( sal_Int32 nIndex, const ::com::sun::star::uno::Sequence< ::rtl::OUString >& aRequestedAttributes ); 175 virtual ::com::sun::star::awt::Rectangle SAL_CALL getCharacterBounds( sal_Int32 nIndex ); 176 virtual sal_Int32 SAL_CALL getCharacterCount(); 177 virtual sal_Int32 SAL_CALL getIndexAtPoint( const ::com::sun::star::awt::Point& aPoint ); 178 virtual ::rtl::OUString SAL_CALL getSelectedText(); 179 virtual sal_Int32 SAL_CALL getSelectionStart(); 180 virtual sal_Int32 SAL_CALL getSelectionEnd(); 181 virtual sal_Bool SAL_CALL setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ); 182 virtual ::rtl::OUString SAL_CALL getText(); 183 virtual ::rtl::OUString SAL_CALL getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ); 184 virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ); 185 virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ); 186 virtual ::com::sun::star::accessibility::TextSegment SAL_CALL getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ); 187 virtual sal_Bool SAL_CALL copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ); 188 189 // XAccessibleEventBroadcaster 190 using cppu::WeakAggComponentImplHelperBase::addEventListener; 191 using cppu::WeakAggComponentImplHelperBase::removeEventListener; 192 virtual void SAL_CALL addEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleEventListener >& xListener ); 193 virtual void SAL_CALL removeEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleEventListener >& xListener ); 194 }; 195 196 #endif // ACCESSIBILITY_STANDARD_ACCESSIBLELISTBOXENTRY_HXX 197