office-gobmx/sd/source/ui/inc/AccessibleTreeNode.hxx

318 lines
12 KiB
C++

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#ifndef SD_ACCESSIBILITY_ACCESSIBLE_BASE_HXX
#define SD_ACCESSIBILITY_ACCESSIBLE_BASE_HXX
#include "MutexOwner.hxx"
#include <cppuhelper/compbase5.hxx>
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#include <com/sun/star/accessibility/XAccessibleComponent.hpp>
#include <com/sun/star/accessibility/XAccessibleEventBroadcaster.hpp>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/awt/XFocusListener.hpp>
#include <com/sun/star/document/XEventListener.hpp>
#include <unotools/accessiblestatesethelper.hxx>
#include <tools/link.hxx>
#include <rtl/ref.hxx>
class VclWindowEvent;
namespace sd { namespace toolpanel {
class TreeNode;
class TreeNodeStateChangeEvent;
} }
namespace utl {
class AccessibleStateSetHelper;
}
namespace accessibility {
class AccessibleSlideSorterObject;
typedef ::cppu::WeakComponentImplHelper5<
::com::sun::star::accessibility::XAccessible,
::com::sun::star::accessibility::XAccessibleEventBroadcaster,
::com::sun::star::accessibility::XAccessibleContext,
::com::sun::star::accessibility::XAccessibleComponent,
::com::sun::star::lang::XServiceInfo
> AccessibleTreeNodeBase;
/** This class makes objects based on the sd::toolpanel::TreeNode
accessible.
*/
class AccessibleTreeNode
: public ::sd::MutexOwner,
public AccessibleTreeNodeBase
{
public:
/** Create a new object for the given tree node. The accessible parent
is taken from the window returned by GetAccessibleParent() when
called at the window of the node.
@param rNode
The TreeNode to make accessible.
@param rsName
The accessible name that will be returned by getAccessibleName().
@param rsDescription
The accessible description that will be returned by
getAccessibleDescription().
@param eRole
The role that will be returned by getAccessibleRole().
*/
AccessibleTreeNode(
::sd::toolpanel::TreeNode& rNode,
const ::rtl::OUString& rsName,
const ::rtl::OUString& rsDescription,
sal_Int16 eRole);
/** Use this variant of the constructor when the accessible parent is
non-standard.
@param rxParent
The accessible parent that will be returned by
getAccessibleParent() and that is used for computing relative
coordinates.
@param rNode
The TreeNode to make accessible.
@param rsName
The accessible name that will be returned by getAccessibleName().
@param rsDescription
The accessible description that will be returned by
getAccessibleDescription().
@param eRole
The role that will be returned by getAccessibleRole().
*/
AccessibleTreeNode(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessible> & rxParent,
::sd::toolpanel::TreeNode& rNode,
const ::rtl::OUString& rsName,
const ::rtl::OUString& rsDescription,
sal_Int16 eRole);
void FireAccessibleEvent (
short nEventId,
const ::com::sun::star::uno::Any& rOldValue,
const ::com::sun::star::uno::Any& rNewValue);
virtual void SAL_CALL disposing (void);
//===== XAccessible =======================================================
virtual ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleContext > SAL_CALL
getAccessibleContext (void)
throw (::com::sun::star::uno::RuntimeException);
//===== XAccessibleEventBroadcaster =======================================
virtual void SAL_CALL
addEventListener(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleEventListener >& rxListener)
throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL
removeEventListener(
const ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleEventListener >& rxListener )
throw (::com::sun::star::uno::RuntimeException);
using cppu::WeakComponentImplHelperBase::addEventListener;
using cppu::WeakComponentImplHelperBase::removeEventListener;
//===== XAccessibleContext ==============================================
/// Return the number of currently visible children.
virtual sal_Int32 SAL_CALL
getAccessibleChildCount (void) throw (::com::sun::star::uno::RuntimeException);
/// Return the specified child or throw exception.
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
getAccessibleChild (sal_Int32 nIndex)
throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException);
/// Return a reference to the parent.
virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible> SAL_CALL
getAccessibleParent (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this objects index among the parents children.
virtual sal_Int32 SAL_CALL
getAccessibleIndexInParent (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this object's role.
virtual sal_Int16 SAL_CALL
getAccessibleRole (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return this object's description.
virtual ::rtl::OUString SAL_CALL
getAccessibleDescription (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the object's current name.
virtual ::rtl::OUString SAL_CALL
getAccessibleName (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return NULL to indicate that an empty relation set.
virtual ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleRelationSet> SAL_CALL
getAccessibleRelationSet (void)
throw (::com::sun::star::uno::RuntimeException);
/// Return the set of current states.
virtual ::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessibleStateSet> SAL_CALL
getAccessibleStateSet (void)
throw (::com::sun::star::uno::RuntimeException);
/** Return the parents locale or throw exception if this object has no
parent yet/anymore.
*/
virtual ::com::sun::star::lang::Locale SAL_CALL
getLocale (void)
throw (::com::sun::star::uno::RuntimeException,
::com::sun::star::accessibility::IllegalAccessibleComponentStateException);
//===== XAccessibleComponent ================================================
virtual sal_Bool SAL_CALL containsPoint (
const ::com::sun::star::awt::Point& aPoint)
throw (::com::sun::star::uno::RuntimeException);
virtual ::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);
virtual ::com::sun::star::awt::Rectangle SAL_CALL getBounds (void)
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Point SAL_CALL getLocation (void)
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Point SAL_CALL getLocationOnScreen (void)
throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::awt::Size SAL_CALL getSize (void)
throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL grabFocus (void)
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL getForeground (void)
throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL getBackground (void)
throw (::com::sun::star::uno::RuntimeException);
//===== XServiceInfo ====================================================
/** Returns an identifier for the implementation of this object.
*/
virtual ::rtl::OUString SAL_CALL
getImplementationName (void)
throw (::com::sun::star::uno::RuntimeException);
/** Return whether the specified service is supported by this class.
*/
virtual sal_Bool SAL_CALL
supportsService (const ::rtl::OUString& sServiceName)
throw (::com::sun::star::uno::RuntimeException);
/** Returns a list of all supported services.
*/
virtual ::com::sun::star::uno::Sequence< ::rtl::OUString> SAL_CALL
getSupportedServiceNames (void)
throw (::com::sun::star::uno::RuntimeException);
protected:
::com::sun::star::uno::Reference<
::com::sun::star::accessibility::XAccessible> mxParent;
::sd::toolpanel::TreeNode& mrTreeNode;
::rtl::Reference< ::utl::AccessibleStateSetHelper> mrStateSet;
const ::rtl::OUString msName;
const ::rtl::OUString msDescription;
const sal_Int16 meRole;
virtual ~AccessibleTreeNode (void);
/** Check whether or not the object has been disposed (or is in the
state of beeing disposed). If that is the case then
DisposedException is thrown to inform the (indirect) caller of the
foul deed.
*/
void ThrowIfDisposed (void)
throw (::com::sun::star::lang::DisposedException);
/** Check whether or not the object has been disposed (or is in the
state of beeing disposed).
@return sal_True, if the object is disposed or in the course
of being disposed. Otherwise, sal_False is returned.
*/
sal_Bool IsDisposed (void);
/** Update the mpStateSet member to reflect the current state of the
TreeNode. When one of the states has changed since the last call
then an appropriate event is sent.
*/
virtual void UpdateStateSet (void);
/** Update a single state and sent an event if its value changes.
*/
void UpdateState(
sal_Int16 aState,
bool bValue);
DECL_LINK(StateChangeListener, ::sd::toolpanel::TreeNodeStateChangeEvent*);
DECL_LINK(WindowEventListener, VclWindowEvent*);
private:
sal_uInt32 mnClientId;
/// The common part of the constructor.
void CommonConstructor (void);
};
} // end of namespace ::accessibility
#endif