accessibleselectionhelper.hxx

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#ifndef INCLUDED_COMPHELPER_ACCESSIBLESELECTIONHELPER_HXX
#define INCLUDED_COMPHELPER_ACCESSIBLESELECTIONHELPER_HXX
 
#include <config_options.h>
#include <comphelper/uno3.hxx>
#include <comphelper/accessiblecomponenthelper.hxx>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/accessibility/XAccessibleSelection.hpp>
#include <comphelper/comphelperdllapi.h>
 
#define ACCESSIBLE_SELECTION_CHILD_ALL  (sal_Int32(-1))
#define ACCESSIBLE_SELECTION_CHILD_SELF ((sal_Int32)-2)
 
 
namespace comphelper
{
 
 
    //= OCommonAccessibleSelection
 
    class COMPHELPER_DLLPUBLIC OCommonAccessibleSelection
    {
    protected:
 
        OCommonAccessibleSelection();
 
        ~OCommonAccessibleSelection();
 
    protected:
 
        // access to context - still waiting to be overwritten
        virtual css::uno::Reference< css::accessibility::XAccessibleContext >
            implGetAccessibleContext() = 0;
 
        // return if the specified child is visible => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
        virtual bool
            implIsSelected( sal_Int64 nAccessibleChildIndex ) = 0;
 
        // select the specified child => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
        virtual void
            implSelect( sal_Int64 nAccessibleChildIndex, bool bSelect ) = 0;
 
    protected:
 
        void selectAccessibleChild( sal_Int64 nChildIndex );
        bool isAccessibleChildSelected( sal_Int64 nChildIndex );
        void clearAccessibleSelection(  );
        void selectAllAccessibleChildren(  );
        sal_Int64 getSelectedAccessibleChildCount(  );
        css::uno::Reference< css::accessibility::XAccessible > getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex );
        void deselectAccessibleChild( sal_Int64 nSelectedChildIndex );
    };
 
 
    //= OAccessibleSelectionHelper
 
 
    class UNLESS_MERGELIBS(COMPHELPER_DLLPUBLIC) OAccessibleSelectionHelper : public cppu::ImplInheritanceHelper<OAccessibleComponentHelper, css::accessibility::XAccessibleSelection>,
                                       public OCommonAccessibleSelection
    {
    private:
        OAccessibleSelectionHelper(OAccessibleSelectionHelper const &) = delete;
        OAccessibleSelectionHelper(OAccessibleSelectionHelper &&) = delete;
        void operator =(OAccessibleSelectionHelper const &) = delete;
        void operator =(OAccessibleSelectionHelper &&) = delete;
 
    protected:
 
        OAccessibleSelectionHelper();
 
        // return ourself here by default
        virtual css::uno::Reference< css::accessibility::XAccessibleContext > implGetAccessibleContext() override;
 
    public:
 
        // XAccessibleSelection - default implementations
        virtual void SAL_CALL selectAccessibleChild( sal_Int64 nChildIndex ) override;
        virtual sal_Bool SAL_CALL isAccessibleChildSelected( sal_Int64 nChildIndex ) override;
        virtual void SAL_CALL clearAccessibleSelection(  ) override;
        virtual void SAL_CALL selectAllAccessibleChildren(  ) override;
        virtual sal_Int64 SAL_CALL getSelectedAccessibleChildCount(  ) override;
        virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex ) override;
        virtual void SAL_CALL deselectAccessibleChild( sal_Int64 nSelectedChildIndex ) override;
    };
 
 
}   // namespace comphelper
 
 
#endif // INCLUDED_COMPHELPER_ACCESSIBLESELECTIONHELPER_HXX
 
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