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21 
22 
23 
24 #ifndef SD_ACCESSIBILITY_ACCESSIBLE_SLIDE_SORTER_VIEW_HXX
25 #define SD_ACCESSIBILITY_ACCESSIBLE_SLIDE_SORTER_VIEW_HXX
26 
27 #include "MutexOwner.hxx"
28 #include <cppuhelper/compbase6.hxx>
29 #include <com/sun/star/accessibility/XAccessible.hpp>
30 #include <com/sun/star/accessibility/XAccessibleContext.hpp>
31 #include <com/sun/star/accessibility/XAccessibleComponent.hpp>
32 #include <com/sun/star/accessibility/XAccessibleSelection.hpp>
33 #include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
34 #include <com/sun/star/lang/XServiceInfo.hpp>
35 #include <com/sun/star/lang/DisposedException.hpp>
36 #include <com/sun/star/awt/XFocusListener.hpp>
37 #include <com/sun/star/document/XEventListener.hpp>
38 
39 
40 #include <memory>
41 
42 class Window;
43 
44 namespace sd { namespace slidesorter {
45 class SlideSorter;
46 } }
47 
48 namespace accessibility {
49 
50 
51 class AccessibleSlideSorterObject;
52 
53 typedef ::cppu::WeakComponentImplHelper6<
54     ::com::sun::star::accessibility::XAccessible,
55     ::com::sun::star::accessibility::XAccessibleEventBroadcaster,
56     ::com::sun::star::accessibility::XAccessibleContext,
57     ::com::sun::star::accessibility::XAccessibleComponent,
58     ::com::sun::star::accessibility::XAccessibleSelection,
59     ::com::sun::star::lang::XServiceInfo
60     > AccessibleSlideSorterViewBase;
61 
62 /** This class makes the SlideSorterViewShell accessible.  It uses objects
63     of the AccessibleSlideSorterObject class to the make the page objects
64     accessible.
65 */
66 class AccessibleSlideSorterView
67     : public ::sd::MutexOwner,
68       public AccessibleSlideSorterViewBase
69 {
70 public:
71     AccessibleSlideSorterView(
72         ::sd::slidesorter::SlideSorter& rSlideSorter,
73 	    const ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> & rxParent,
74         ::Window* pParentWindow);
75 
76     virtual ~AccessibleSlideSorterView (void);
77 
78     /** This method acts like a dispose call.  It sends a disposing to all
79         of its listeners.  It may be called twice.
80     */
81     void Destroyed (void);
82 
83     void FireAccessibleEvent (
84         short nEventId,
85         const ::com::sun::star::uno::Any& rOldValue,
86         const ::com::sun::star::uno::Any& rNewValue);
87 
88     virtual void SAL_CALL disposing (void);
89 
90     /** Return the implementation object of the specified child.
91         @param nIndex
92             Index of the child for which to return the implementation object.
93     */
94     AccessibleSlideSorterObject* GetAccessibleChildImplementation (sal_Int32 nIndex);
95 
96     //===== XAccessible =======================================================
97 
98     virtual ::com::sun::star::uno::Reference<
99         ::com::sun::star::accessibility::XAccessibleContext > SAL_CALL
100         getAccessibleContext (void)
101         throw (::com::sun::star::uno::RuntimeException);
102 
103 
104     //===== XAccessibleEventBroadcaster =======================================
105     virtual void SAL_CALL
106         addEventListener(
107             const ::com::sun::star::uno::Reference<
108             ::com::sun::star::accessibility::XAccessibleEventListener >& rxListener)
109         throw (::com::sun::star::uno::RuntimeException);
110 
111     virtual void SAL_CALL
112         removeEventListener(
113             const ::com::sun::star::uno::Reference<
114             ::com::sun::star::accessibility::XAccessibleEventListener >& rxListener )
115         throw (::com::sun::star::uno::RuntimeException);
116 
117 	using cppu::WeakComponentImplHelperBase::addEventListener;
118 	using cppu::WeakComponentImplHelperBase::removeEventListener;
119 
120 	//=====  XAccessibleContext  ==============================================
121 
122     ///	Return the number of currently visible children.
123     virtual sal_Int32 SAL_CALL
124     	getAccessibleChildCount (void) throw (::com::sun::star::uno::RuntimeException);
125 
126     ///	Return the specified child or throw exception.
127     virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
128     	getAccessibleChild (sal_Int32 nIndex)
129         throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
130 
131     ///	Return a reference to the parent.
132 	virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
133     	getAccessibleParent (void)
134         throw (::com::sun::star::uno::RuntimeException);
135 
136     ///	Return this objects index among the parents children.
137 	virtual	sal_Int32 SAL_CALL
138     	getAccessibleIndexInParent (void)
139         throw (::com::sun::star::uno::RuntimeException);
140 
141     ///	Return this object's role.
142 	virtual sal_Int16 SAL_CALL
143     	getAccessibleRole (void)
144         throw (::com::sun::star::uno::RuntimeException);
145 
146     ///	Return this object's description.
147 	virtual ::rtl::OUString SAL_CALL
148     	getAccessibleDescription (void)
149         throw (::com::sun::star::uno::RuntimeException);
150 
151     ///	Return the object's current name.
152 	virtual ::rtl::OUString SAL_CALL
153     	getAccessibleName (void)
154         throw (::com::sun::star::uno::RuntimeException);
155 
156 	///	Return NULL to indicate that an empty relation set.
157 	virtual ::com::sun::star::uno::Reference<
158             ::com::sun::star::accessibility::XAccessibleRelationSet> SAL_CALL
159     	getAccessibleRelationSet (void)
160         throw (::com::sun::star::uno::RuntimeException);
161 
162     ///	Return the set of current states.
163 	virtual ::com::sun::star::uno::Reference<
164             ::com::sun::star::accessibility::XAccessibleStateSet> SAL_CALL
165     	getAccessibleStateSet (void)
166         throw (::com::sun::star::uno::RuntimeException);
167 
168 	/**	Return the parents locale or throw exception if this object has no
169     	parent yet/anymore.
170     */
171 	virtual ::com::sun::star::lang::Locale SAL_CALL
172     	getLocale (void)
173 		throw (::com::sun::star::uno::RuntimeException,
174 			::com::sun::star::accessibility::IllegalAccessibleComponentStateException);
175 
176     //=====  XAccessibleComponent  ================================================
177 
178     /** The default implementation uses the result of
179         <member>getBounds</member> to determine whether the given point lies
180         inside this object.
181     */
182     virtual sal_Bool SAL_CALL containsPoint (
183         const ::com::sun::star::awt::Point& aPoint)
184         throw (::com::sun::star::uno::RuntimeException);
185 
186     /** The default implementation returns an empty reference.
187     */
188     virtual ::com::sun::star::uno::Reference<
189         ::com::sun::star::accessibility::XAccessible > SAL_CALL
190         getAccessibleAtPoint (
191             const ::com::sun::star::awt::Point& aPoint)
192         throw (::com::sun::star::uno::RuntimeException);
193 
194     /** The default implementation returns an empty rectangle.
195     */
196     virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds (void)
197         throw (::com::sun::star::uno::RuntimeException);
198 
199     /** The default implementation uses the result of
200         <member>getBounds</member> to determine the location.
201     */
202     virtual ::com::sun::star::awt::Point SAL_CALL getLocation (void)
203         throw (::com::sun::star::uno::RuntimeException);
204 
205     /** The default implementation returns an empty position, i.e. the
206     * result of the default constructor of <type>com::sun::star::awt::Point</type>.
207     */
208     virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen (void)
209         throw (::com::sun::star::uno::RuntimeException);
210 
211     /** The default implementation uses the result of
212         <member>getBounds</member> to determine the size.
213     */
214     virtual ::com::sun::star::awt::Size SAL_CALL getSize (void)
215         throw (::com::sun::star::uno::RuntimeException);
216 
217     /** The default implementation does nothing.
218     */
219     virtual void SAL_CALL grabFocus (void)
220         throw (::com::sun::star::uno::RuntimeException);
221 
222     /** Returns black as the default foreground color.
223     */
224     virtual sal_Int32 SAL_CALL getForeground (void)
225         throw (::com::sun::star::uno::RuntimeException);
226 
227     /** Returns white as the default background color.
228     */
229     virtual sal_Int32 SAL_CALL getBackground (void)
230         throw (::com::sun::star::uno::RuntimeException);
231 
232 
233     //===== XAccessibleSelection ==============================================
234 
235     virtual void SAL_CALL
236         selectAccessibleChild (sal_Int32 nChildIndex)
237         throw (::com::sun::star::lang::IndexOutOfBoundsException,
238             ::com::sun::star::uno::RuntimeException);
239 
240     virtual sal_Bool SAL_CALL
241         isAccessibleChildSelected( sal_Int32 nChildIndex )
242         throw (::com::sun::star::lang::IndexOutOfBoundsException,
243             ::com::sun::star::uno::RuntimeException);
244 
245     virtual void SAL_CALL
246         clearAccessibleSelection(  )
247         throw (::com::sun::star::uno::RuntimeException);
248 
249     virtual void SAL_CALL
250         selectAllAccessibleChildren(  )
251         throw (::com::sun::star::uno::RuntimeException);
252 
253     virtual sal_Int32 SAL_CALL
254         getSelectedAccessibleChildCount(  )
255         throw (::com::sun::star::uno::RuntimeException);
256 
257     virtual ::com::sun::star::uno::Reference<
258         ::com::sun::star::accessibility::XAccessible > SAL_CALL
259         getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
260         throw (::com::sun::star::lang::IndexOutOfBoundsException,
261             ::com::sun::star::uno::RuntimeException);
262 
263     virtual void SAL_CALL
264         deselectAccessibleChild( sal_Int32 nSelectedChildIndex )
265         throw (::com::sun::star::lang::IndexOutOfBoundsException,
266             ::com::sun::star::uno::RuntimeException);
267 
268 
269 	//=====  XServiceInfo  ====================================================
270 
271     /**	Returns an identifier for the implementation of this object.
272     */
273 	virtual ::rtl::OUString SAL_CALL
274     	getImplementationName (void)
275         throw (::com::sun::star::uno::RuntimeException);
276 
277     /**	Return whether the specified service is supported by this class.
278     */
279     virtual sal_Bool SAL_CALL
280     	supportsService (const ::rtl::OUString& sServiceName)
281         throw (::com::sun::star::uno::RuntimeException);
282 
283     /** Returns a list of all supported services.
284     */
285 	virtual ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL
286     	getSupportedServiceNames (void)
287         throw (::com::sun::star::uno::RuntimeException);
288 
289 	virtual void SwitchViewActivated (void);
290 private:
291     class Implementation;
292     ::std::auto_ptr<Implementation> mpImpl;
293 
294     ::sd::slidesorter::SlideSorter& mrSlideSorter;
295 
296     ::com::sun::star::uno::Reference<
297         ::com::sun::star::accessibility::XAccessible> mxParent;
298 
299     sal_uInt32 mnClientId;
300 
301     ::Window* mpContentWindow;
302 
303     /** Check whether or not the object has been disposed (or is in the
304         state of beeing disposed).  If that is the case then
305         DisposedException is thrown to inform the (indirect) caller of the
306         foul deed.
307     */
308     void ThrowIfDisposed (void)
309         throw (::com::sun::star::lang::DisposedException);
310 
311     /** Check whether or not the object has been disposed (or is in the
312         state of beeing disposed).
313 
314         @return sal_True, if the object is disposed or in the course
315         of being disposed. Otherwise, sal_False is returned.
316     */
317     sal_Bool IsDisposed (void);
318 };
319 
320 } // end of namespace ::accessibility
321 
322 #endif
323