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28 : :
29 : :
30 : : #ifndef _SVXGRAPHACCESSIBLECONTEXT_HXX
31 : : #define _SVXGRAPHACCESSIBLECONTEXT_HXX
32 : :
33 : : #include <cppuhelper/compbase7.hxx>
34 : : #include <com/sun/star/uno/Reference.hxx>
35 : : #include <com/sun/star/accessibility/XAccessible.hpp>
36 : : #include <com/sun/star/accessibility/XAccessibleComponent.hpp>
37 : : #include <com/sun/star/accessibility/XAccessibleContext.hpp>
38 : : #include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
39 : : #include <com/sun/star/accessibility/IllegalAccessibleComponentStateException.hpp>
40 : : #include <com/sun/star/accessibility/XAccessibleSelection.hpp>
41 : : #include <com/sun/star/beans/XPropertyChangeListener.hpp>
42 : : #include <cppuhelper/weak.hxx>
43 : : #include <com/sun/star/lang/XServiceInfo.hpp>
44 : : #include <com/sun/star/lang/XTypeProvider.hpp>
45 : : #include <com/sun/star/lang/XServiceName.hpp>
46 : : #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
47 : : #include <osl/mutex.hxx>
48 : : #include <comphelper/broadcasthelper.hxx>
49 : : #include <svl/lstner.hxx>
50 : :
51 : : #include <set>
52 : : #include <map>
53 : :
54 : : #include <comphelper/servicehelper.hxx>
55 : : #include <svx/rectenum.hxx>
56 : : #include <svx/AccessibleShapeTreeInfo.hxx>
57 : : #include <svx/IAccessibleViewForwarder.hxx>
58 : : #include <svx/AccessibleShape.hxx>
59 : :
60 : : namespace com { namespace sun { namespace star { namespace awt {
61 : : struct Point;
62 : : struct Rectangle;
63 : : struct Size;
64 : : class XFocusListener;
65 : : } } } }
66 : :
67 : : class Rectangle;
68 : : class GraphCtrl;
69 : : class SdrObject;
70 : : class SdrModel;
71 : : class SdrPage;
72 : : class SdrView;
73 : :
74 : : /** @descr
75 : : This base class provides an implementation of the
76 : : <code>AccessibleContext</code> service.
77 : : */
78 : :
79 : : typedef ::cppu::WeakAggComponentImplHelper7<
80 : : ::com::sun::star::accessibility::XAccessible,
81 : : ::com::sun::star::accessibility::XAccessibleComponent,
82 : : ::com::sun::star::accessibility::XAccessibleContext,
83 : : ::com::sun::star::accessibility::XAccessibleEventBroadcaster,
84 : : ::com::sun::star::accessibility::XAccessibleSelection,
85 : : ::com::sun::star::lang::XServiceInfo,
86 : : ::com::sun::star::lang::XServiceName >
87 : : SvxGraphCtrlAccessibleContext_Base;
88 : :
89 : : class SvxGraphCtrlAccessibleContext : public SvxGraphCtrlAccessibleContext_Base, ::comphelper::OBaseMutex, SfxListener, ::accessibility::IAccessibleViewForwarder
90 : : {
91 : : public:
92 : : friend class GraphCtrl;
93 : :
94 : : //===== internal ========================================================
95 : : SvxGraphCtrlAccessibleContext(
96 : : const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible>& rxParent,
97 : : GraphCtrl& rRepresentation,
98 : : const ::rtl::OUString* pName = NULL,
99 : : const ::rtl::OUString* pDescription = NULL );
100 : :
101 : : void Notify( SfxBroadcaster& aBC, const SfxHint& aHint );
102 : :
103 : : protected:
104 : : virtual ~SvxGraphCtrlAccessibleContext();
105 : : public:
106 : : //===== XAccessible =====================================================
107 : :
108 : : /// Return the XAccessibleContext.
109 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleContext> SAL_CALL
110 : : getAccessibleContext (void) throw (::com::sun::star::uno::RuntimeException);
111 : :
112 : : //===== XAccessibleComponent ============================================
113 : :
114 : : virtual sal_Bool SAL_CALL containsPoint( const ::com::sun::star::awt::Point& rPoint ) throw (::com::sun::star::uno::RuntimeException);
115 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const ::com::sun::star::awt::Point& rPoint ) throw (::com::sun::star::uno::RuntimeException);
116 : : virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds() throw (::com::sun::star::uno::RuntimeException);
117 : : virtual ::com::sun::star::awt::Point SAL_CALL getLocation() throw (::com::sun::star::uno::RuntimeException);
118 : : virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen() throw (::com::sun::star::uno::RuntimeException);
119 : : virtual ::com::sun::star::awt::Size SAL_CALL getSize() throw (::com::sun::star::uno::RuntimeException);
120 : : virtual void SAL_CALL addFocusListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFocusListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);
121 : : virtual void SAL_CALL removeFocusListener( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFocusListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);
122 : : virtual void SAL_CALL grabFocus() throw (::com::sun::star::uno::RuntimeException);
123 : : virtual ::com::sun::star::uno::Any SAL_CALL getAccessibleKeyBinding() throw (::com::sun::star::uno::RuntimeException);
124 : :
125 : : virtual sal_Int32 SAL_CALL getForeground (void)
126 : : throw (::com::sun::star::uno::RuntimeException);
127 : :
128 : : virtual sal_Int32 SAL_CALL getBackground (void)
129 : : throw (::com::sun::star::uno::RuntimeException);
130 : :
131 : :
132 : : //===== XAccessibleContext ==============================================
133 : :
134 : : virtual sal_Int32 SAL_CALL getAccessibleChildCount (void) throw (::com::sun::star::uno::RuntimeException);
135 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL getAccessibleChild (sal_Int32 nIndex) throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::IndexOutOfBoundsException);
136 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL getAccessibleParent (void) throw (::com::sun::star::uno::RuntimeException);
137 : : virtual sal_Int32 SAL_CALL getAccessibleIndexInParent (void) throw (::com::sun::star::uno::RuntimeException);
138 : : virtual sal_Int16 SAL_CALL getAccessibleRole (void) throw (::com::sun::star::uno::RuntimeException);
139 : : virtual ::rtl::OUString SAL_CALL getAccessibleDescription (void) throw (::com::sun::star::uno::RuntimeException);
140 : : virtual ::rtl::OUString SAL_CALL getAccessibleName (void) throw (::com::sun::star::uno::RuntimeException);
141 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleRelationSet> SAL_CALL getAccessibleRelationSet (void) throw (::com::sun::star::uno::RuntimeException);
142 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleStateSet> SAL_CALL getAccessibleStateSet (void) throw (::com::sun::star::uno::RuntimeException);
143 : : virtual ::com::sun::star::lang::Locale SAL_CALL getLocale (void) throw (::com::sun::star::uno::RuntimeException, ::com::sun::star::accessibility::IllegalAccessibleComponentStateException);
144 : : // virtual void SAL_CALL addPropertyChangeListener( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& xListener ) throw (::com::sun::star::uno::RuntimeException) {}
145 : : // virtual void SAL_CALL removePropertyChangeListener( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& xListener ) throw (::com::sun::star::uno::RuntimeException) {}
146 : :
147 : : //===== XComponent ========================================================
148 : :
149 : : using ::cppu::WeakAggComponentImplHelperBase::addEventListener;
150 : : using ::cppu::WeakAggComponentImplHelperBase::removeEventListener;
151 : :
152 : : //===== XAccessibleEventBroadcaster =====================================
153 : :
154 : : virtual void SAL_CALL addEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleEventListener>& xListener) throw (com::sun::star::uno::RuntimeException);
155 : : virtual void SAL_CALL removeEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleEventListener>& xListener) throw (com::sun::star::uno::RuntimeException);
156 : :
157 : : //===== XServiceInfo ====================================================
158 : :
159 : : virtual ::rtl::OUString SAL_CALL getImplementationName (void) throw (::com::sun::star::uno::RuntimeException);
160 : : virtual sal_Bool SAL_CALL supportsService (const ::rtl::OUString& sServiceName) throw (::com::sun::star::uno::RuntimeException);
161 : : virtual ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL getSupportedServiceNames (void) throw (::com::sun::star::uno::RuntimeException);
162 : :
163 : : //===== XTypeProvider ===================================================
164 : :
165 : : virtual ::com::sun::star::uno::Sequence<sal_Int8> SAL_CALL getImplementationId (void) throw (::com::sun::star::uno::RuntimeException);
166 : :
167 : : //===== XServiceName ====================================================
168 : :
169 : : virtual ::rtl::OUString SAL_CALL getServiceName (void) throw (::com::sun::star::uno::RuntimeException);
170 : :
171 : : //===== XAccessibleSelection =============================================
172 : :
173 : : virtual void SAL_CALL selectAccessibleChild( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException );
174 : : virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException );
175 : : virtual void SAL_CALL clearAccessibleSelection() throw (::com::sun::star::uno::RuntimeException );
176 : : virtual void SAL_CALL selectAllAccessibleChildren() throw (::com::sun::star::uno::RuntimeException );
177 : : virtual sal_Int32 SAL_CALL getSelectedAccessibleChildCount() throw (::com::sun::star::uno::RuntimeException );
178 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException );
179 : : virtual void SAL_CALL deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException );
180 : :
181 : : //===== IAccessibleViewforwarder ========================================
182 : :
183 : : virtual sal_Bool IsValid (void) const;
184 : : virtual Rectangle GetVisibleArea() const;
185 : : virtual Point LogicToPixel (const Point& rPoint) const;
186 : : virtual Size LogicToPixel (const Size& rSize) const;
187 : : virtual Point PixelToLogic (const Point& rPoint) const;
188 : : virtual Size PixelToLogic (const Size& rSize) const;
189 : :
190 : : protected:
191 : : //===== internals ========================================================
192 : :
193 : : void checkChildIndexOnSelection( long nIndexOfChild ) throw (::com::sun::star::lang::IndexOutOfBoundsException );
194 : :
195 : : public:
196 : :
197 : : /** This method is used by the graph control to tell the
198 : : accessibility object about a new model and view.
199 : : */
200 : : void setModelAndView (SdrModel* pModel, SdrView* pView);
201 : :
202 : : private:
203 : : static ::com::sun::star::uno::Sequence< sal_Int8 > getUniqueId( void );
204 : : protected:
205 : :
206 : : /** Return the object's current bounding box relative to the desktop,
207 : : i.e in absolute pixel coordinates.
208 : : @return
209 : : The returned rectangle is a bounding box of the object given in
210 : : absolute screen coordinates.
211 : : @raise DisposedException
212 : : When the object is already disposed then a
213 : : <type>DisposedException</type> is thrown.
214 : : */
215 : : virtual Rectangle GetBoundingBoxOnScreen(void) throw (::com::sun::star::uno::RuntimeException);
216 : :
217 : : /// Return the object's current bounding box relative to the parent object.
218 : : virtual Rectangle GetBoundingBox(void) throw (::com::sun::star::uno::RuntimeException);
219 : :
220 : : virtual void SAL_CALL disposing();
221 : :
222 : : private:
223 : : SdrObject* getSdrObject( sal_Int32 nIndex )
224 : : throw( ::com::sun::star::uno::RuntimeException, ::com::sun::star::lang::IndexOutOfBoundsException );
225 : :
226 : : void CommitChange (sal_Int16 aEventId, const ::com::sun::star::uno::Any& rNewValue, const ::com::sun::star::uno::Any& rOldValue);
227 : : void FireEvent (const ::com::sun::star::accessibility::AccessibleEventObject& aEvent);
228 : :
229 : : ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessible( const SdrObject* pObj );
230 : :
231 : : accessibility::AccessibleShapeTreeInfo maTreeInfo;
232 : :
233 : : /// Reference to the parent object.
234 : : ::com::sun::star::uno::Reference<
235 : : ::com::sun::star::accessibility::XAccessible> mxParent;
236 : :
237 : : /** Description of this object. This is not a constant because it can
238 : : be set from the outside.
239 : : */
240 : : ::rtl::OUString msDescription;
241 : :
242 : : /** Name of this object.
243 : : */
244 : : ::rtl::OUString msName;
245 : :
246 : : /// map of accessible shapes
247 : : struct SdrObjectCompareLess
248 : : {
249 : 0 : bool operator()(const SdrObject* p1, const SdrObject* p2) const
250 : : {
251 : 0 : return p1 < p2;
252 : : }
253 : : };
254 : : typedef ::std::map< const SdrObject*, ::accessibility::AccessibleShape*, SdrObjectCompareLess > ShapesMapType;
255 : : ShapesMapType mxShapes;
256 : :
257 : : GraphCtrl* mpControl;
258 : :
259 : : SdrModel* mpModel;
260 : : SdrPage* mpPage;
261 : : SdrView* mpView;
262 : :
263 : : /// client id in the AccessibleEventNotifier queue
264 : : sal_uInt32 mnClientId;
265 : :
266 : : sal_Bool mbDisposed;
267 : : };
268 : :
269 : : #endif
270 : :
271 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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