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21 
22 
23 
24 #ifndef _TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX_
25 #define _TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX_
26 
27 #include <toolkit/dllapi.h>
28 #include <com/sun/star/accessibility/XAccessible.hpp>
29 #include <com/sun/star/accessibility/XAccessibleContext.hpp>
30 #include <com/sun/star/accessibility/XAccessibleExtendedComponent.hpp>
31 #include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
32 #include <com/sun/star/awt/XWindow.hpp>
33 #include <com/sun/star/lang/XServiceInfo.hpp>
34 #include <cppuhelper/compbase3.hxx>
35 #include <cppuhelper/implbase1.hxx>
36 #include <comphelper/accimplaccess.hxx>
37 #include <comphelper/accessiblecomponenthelper.hxx>
38 
39 #include <tools/gen.hxx>	// Size
40 #include <tools/link.hxx>	// Size
41 
42 class Window;
43 class VCLXWindow;
44 class VclSimpleEvent;
45 class VclWindowEvent;
46 
47 namespace utl {
48 class AccessibleRelationSetHelper;
49 class AccessibleStateSetHelper;
50 }
51 
52 
53 //	----------------------------------------------------
54 //	class VCLXAccessibleComponent
55 //	----------------------------------------------------
56 
57 typedef ::comphelper::OAccessibleExtendedComponentHelper	AccessibleExtendedComponentHelper_BASE;
58 
59 typedef ::cppu::ImplHelper1<
60 	::com::sun::star::lang::XServiceInfo > VCLXAccessibleComponent_BASE;
61 
62 class VCLExternalSolarLock;
63 
64 class TOOLKIT_DLLPUBLIC VCLXAccessibleComponent
65 		:public AccessibleExtendedComponentHelper_BASE
66 		,public ::comphelper::OAccessibleImplementationAccess
67 		,public VCLXAccessibleComponent_BASE
68 {
69 private:
70 	::com::sun::star::uno::Reference< ::com::sun::star::awt::XWindow> mxWindow;
71 	VCLXWindow* 						mpVCLXindow;
72 
73 	sal_uLong							nDummy1;
74 	sal_uLong							nDummy2;
75 	void*							pDummy1;
76 	VCLExternalSolarLock*			m_pSolarLock;
77 
78 protected:
79 	 DECL_LINK( WindowEventListener, VclSimpleEvent* );
80 	 DECL_LINK( WindowChildEventListener, VclSimpleEvent* );
81 
82 	virtual void	ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent );
83 	virtual void	ProcessWindowChildEvent( const VclWindowEvent& rVclWindowEvent );
84 	virtual void	FillAccessibleRelationSet( utl::AccessibleRelationSetHelper& rRelationSet );
85 	virtual void	FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet );
86 
87     virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > GetChildAccessible( const VclWindowEvent& rVclWindowEvent );
88 
89 public:
90 	VCLXAccessibleComponent( VCLXWindow* pVCLXindow );
91 	~VCLXAccessibleComponent();
92 
GetVCLXWindow() const93 	VCLXWindow*    GetVCLXWindow() const { return mpVCLXindow; }
94 	Window* 	   GetWindow() const;
95 
96 	virtual void SAL_CALL disposing();
97 
98 	// ::com::sun::star::uno::XInterface
99 	DECLARE_XINTERFACE()
100 	// ::com::sun::star::lang::XTypeProvider
101 	DECLARE_XTYPEPROVIDER()
102 
103 	// XServiceInfo
104 	virtual ::rtl::OUString SAL_CALL getImplementationName() throw (::com::sun::star::uno::RuntimeException);
105 	virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& rServiceName ) throw (::com::sun::star::uno::RuntimeException);
106 	virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw (::com::sun::star::uno::RuntimeException);
107 
108 	// ::com::sun::star::accessibility::XAccessibleContext
109 	sal_Int32 SAL_CALL getAccessibleChildCount(  ) throw (::com::sun::star::uno::RuntimeException);
110 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleChild( sal_Int32 i ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
111 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleParent(	) throw (::com::sun::star::uno::RuntimeException);
112 	sal_Int32 SAL_CALL getAccessibleIndexInParent(	) throw (::com::sun::star::uno::RuntimeException);
113 	sal_Int16 SAL_CALL getAccessibleRole(  ) throw (::com::sun::star::uno::RuntimeException);
114 	::rtl::OUString SAL_CALL getAccessibleDescription(	) throw (::com::sun::star::uno::RuntimeException);
115 	::rtl::OUString SAL_CALL getAccessibleName(  ) throw (::com::sun::star::uno::RuntimeException);
116 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleRelationSet > SAL_CALL getAccessibleRelationSet(	) throw (::com::sun::star::uno::RuntimeException);
117 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessibleStateSet > SAL_CALL getAccessibleStateSet(  ) throw (::com::sun::star::uno::RuntimeException);
118 	::com::sun::star::lang::Locale SAL_CALL getLocale(	) throw (::com::sun::star::accessibility::IllegalAccessibleComponentStateException, ::com::sun::star::uno::RuntimeException);
119 
120 	// ::com::sun::star::accessibility::XAccessibleComponent
121 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const ::com::sun::star::awt::Point& aPoint ) throw (::com::sun::star::uno::RuntimeException);
122 	::com::sun::star::awt::Point SAL_CALL getLocationOnScreen(	) throw (::com::sun::star::uno::RuntimeException);
123 	void SAL_CALL grabFocus(  ) throw (::com::sun::star::uno::RuntimeException);
124 	virtual sal_Int32 SAL_CALL getForeground(  ) throw (::com::sun::star::uno::RuntimeException);
125 	virtual sal_Int32 SAL_CALL getBackground(  ) throw (::com::sun::star::uno::RuntimeException);
126 
127 	// ::com::sun::star::accessibility::XAccessibleExtendedComponent
128 	virtual ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFont > SAL_CALL getFont(	) throw (::com::sun::star::uno::RuntimeException);
129 	virtual ::rtl::OUString SAL_CALL getTitledBorderText(  ) throw (::com::sun::star::uno::RuntimeException);
130 	virtual ::rtl::OUString SAL_CALL getToolTipText(  ) throw (::com::sun::star::uno::RuntimeException);
131 
132 protected:
133 	// base class overridables
134 	::com::sun::star::awt::Rectangle SAL_CALL implGetBounds(  ) throw (::com::sun::star::uno::RuntimeException);
135 
136 private:
137 	/**	we may be reparented (if external components use OAccessibleImplementationAccess base class),
138 		so this method here returns the parent in the VCL world, in opposite to the parent
139 		an external component gave us
140 	@precond
141 		the caller must ensure thread safety, i.e. our mutex must be locked
142 	*/
143 	::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible >
144 			getVclParent() const;
145 };
146 
147 /* ----------------------------------------------------------
148   Accessibility only for the Window hierarchy!
149   Maybe derived classes must overwrite these Accessibility interfaces:
150 
151 	// XAccessibleContext:
152 	sal_Int16 getAccessibleRole() => VCL Window::GetAccessibleRole()
153 	OUString getAccessibleDescription() => VCL Window::GetAccessibleDescription
154 	OUString getAccessibleName() => VCL Window::GetAccessibleText() => Most windows return Window::GetText()
155 	Reference< XAccessibleRelationSet > getAccessibleRelationSet()
156 	Reference< XAccessibleStateSet > getAccessibleStateSet() => overload FillAccessibleStateSet( ... )
157 
158 ---------------------------------------------------------- */
159 
160 
161 #endif // _TOOLKIT_AWT_VCLXACCESSIBLECOMPONENT_HXX_
162 
163