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21 
22 
23 #ifndef _CHART2_ACCESSIBLE_CHART_VIEW_HXX
24 #define _CHART2_ACCESSIBLE_CHART_VIEW_HXX
25 
26 #include "AccessibleBase.hxx"
27 #include "MutexContainer.hxx"
28 #include "ServiceMacros.hxx"
29 #include <cppuhelper/implbase2.hxx>
30 // header for class WeakReference
31 #include <cppuhelper/weakref.hxx>
32 #include <com/sun/star/accessibility/XAccessible.hpp>
33 #include <com/sun/star/frame/XModel.hpp>
34 #include <com/sun/star/lang/XInitialization.hpp>
35 #include <com/sun/star/lang/XServiceInfo.hpp>
36 #include <com/sun/star/uno/XComponentContext.hpp>
37 #include <com/sun/star/view/XSelectionSupplier.hpp>
38 #include <com/sun/star/view/XSelectionChangeListener.hpp>
39 #include <com/sun/star/awt/XWindow.hpp>
40 
41 #include <boost/shared_ptr.hpp>
42 
43 namespace accessibility
44 {
45 class IAccessibleViewForwarder;
46 }
47 
48 //.............................................................................
49 namespace chart
50 {
51 //.............................................................................
52 
53 class ExplicitValueProvider;
54 
55 namespace impl
56 {
57 typedef ::cppu::ImplInheritanceHelper2<
58         ::chart::AccessibleBase,
59         ::com::sun::star::lang::XInitialization,
60         ::com::sun::star::view::XSelectionChangeListener >
61     AccessibleChartView_Base;
62 }
63 
64 class AccessibleChartView :
65         public impl::AccessibleChartView_Base
66 {
67 public:
68     AccessibleChartView(
69         const ::com::sun::star::uno::Reference<
70             ::com::sun::star::uno::XComponentContext >& xContext, SdrView* pView );
71     virtual ~AccessibleChartView();
72 
73     // ____ WeakComponentHelper (called from XComponent::dispose()) ____
74     virtual void SAL_CALL disposing();
75 
76     // ____ lang::XInitialization ____
77     // 0: view::XSelectionSupplier offers notifications for selection changes and access to the selection itself
78     // 1: frame::XModel representing the chart model - offers access to object data
79     // 2: lang::XInterface representing the normal chart view - offers access to some extra object data
80     // 3: accessibility::XAccessible representing the parent accessible
81     // 4: awt::XWindow representing the view's window (is a vcl Window)
82     // all arguments are only valid until next initialization - don't keep them longer
83     virtual void SAL_CALL initialize(
84         const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& aArguments )
85         throw (::com::sun::star::uno::Exception,
86                ::com::sun::star::uno::RuntimeException);
87 
88     // ____ view::XSelectionChangeListener ____
89     virtual void SAL_CALL selectionChanged( const ::com::sun::star::lang::EventObject& aEvent ) throw (::com::sun::star::uno::RuntimeException);
90 
91     // ________ XEventListener ________
92     virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);
93 
94     // ________ XAccessibleContext ________
95     virtual ::rtl::OUString SAL_CALL getAccessibleDescription()
96         throw (::com::sun::star::uno::RuntimeException);
97     virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleParent()
98         throw (::com::sun::star::uno::RuntimeException);
99     virtual sal_Int32 SAL_CALL getAccessibleIndexInParent()
100         throw (::com::sun::star::uno::RuntimeException);
101     virtual ::rtl::OUString SAL_CALL getAccessibleName()
102         throw (::com::sun::star::uno::RuntimeException);
103     virtual sal_Int16 SAL_CALL getAccessibleRole()
104         throw (::com::sun::star::uno::RuntimeException);
105 
106     // ________ XAccessibleComponent ________
107     virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds() throw (::com::sun::star::uno::RuntimeException);
108     virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen() throw (::com::sun::star::uno::RuntimeException);
109 
110 protected:
111     // ________ AccessibleChartElement ________
112     virtual ::com::sun::star::awt::Point   GetUpperLeftOnScreen() const;
113 
114 private: // methods
115     /** @return the result that m_xWindow->getPosSize() _should_ return.  It
116                 returns (0,0) as upper left corner.  When calling
117                 getAccessibleParent, you get the parent's parent, which contains
118                 a decoration.  Thus you have an offset of (currently) (2,2)
119                 which isn't taken into account.
120      */
121     virtual ::com::sun::star::awt::Rectangle GetWindowPosSize() const;
122 
123     ExplicitValueProvider* getExplicitValueProvider();
124 
125 private: // members
126     ::com::sun::star::uno::Reference<
127                        ::com::sun::star::uno::XComponentContext>    m_xContext;
128     ::com::sun::star::uno::WeakReference<
129                        ::com::sun::star::view::XSelectionSupplier > m_xSelectionSupplier;
130     ::com::sun::star::uno::WeakReference<
131                        ::com::sun::star::frame::XModel >            m_xChartModel;
132     ::com::sun::star::uno::WeakReference<
133                        ::com::sun::star::uno::XInterface >          m_xChartView;
134     ::com::sun::star::uno::WeakReference<
135                         ::com::sun::star::awt::XWindow >            m_xWindow;
136     ::com::sun::star::uno::WeakReference<
137                        ::com::sun::star::accessibility::XAccessible > m_xParent;
138 
139     ::boost::shared_ptr< ObjectHierarchy >                          m_spObjectHierarchy;
140     AccessibleUniqueId                                              m_aCurrentSelectionOID;
141     SdrView*                                                        m_pSdrView;
142     ::accessibility::IAccessibleViewForwarder*                      m_pViewForwarder;
143 
144     //no default constructor
145     AccessibleChartView();
146 };
147 
148 //.............................................................................
149 } //namespace chart
150 //.............................................................................
151 #endif
152