xref: /aoo42x/main/sdext/source/presenter/PresenterAccessibility.hxx (revision 6d8c2cf3)

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 * to you under the Apache License, Version 2.0 (the
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#ifndef SDEXT_PRESENTER_PRESENTER_ACCESSIBILITY_HXX
#define SDEXT_PRESENTER_PRESENTER_ACCESSIBILITY_HXX

#include "PresenterPaneContainer.hxx"

#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/accessibility/TextSegment.hpp>
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/awt/XFocusListener.hpp>
#include <com/sun/star/awt/XWindow2.hpp>
#include <com/sun/star/awt/WindowEvent.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/drawing/framework/XPane.hpp>
#include <com/sun/star/drawing/framework/XPane2.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <cppuhelper/compbase3.hxx>
#include <cppuhelper/basemutex.hxx>
#include <rtl/ref.hxx>
#include <boost/shared_ptr.hpp>

namespace css = ::com::sun::star;
namespace cssu = ::com::sun::star::uno;
namespace cssa = ::com::sun::star::accessibility;


namespace sdext { namespace presenter {

class PresenterController;
class PresenterTextView;

namespace {
	typedef ::cppu::WeakComponentImplHelper3 <
		css::accessibility::XAccessible,
		css::lang::XInitialization,
		css::awt::XFocusListener
	> PresenterAccessibleInterfaceBase;
}

class PresenterAccessible
	: public ::cppu::BaseMutex,
	  public PresenterAccessibleInterfaceBase
{
public:
	PresenterAccessible (
		const css::uno::Reference<css::uno::XComponentContext>& rxContext,
		const ::rtl::Reference<PresenterController>& rpPresenterController,
		const css::uno::Reference<css::drawing::framework::XPane>& rxMainPane);
	virtual ~PresenterAccessible (void);

	void SetAccessibleParent (const cssu::Reference<cssa::XAccessible>& rxAccessibleParent);

	void UpdateAccessibilityHierarchy (void);

	void NotifyCurrentSlideChange (
		const sal_Int32 nCurrentSlideIndex,
		const sal_Int32 nSlideCount);

	/** Return whether accessibility support is active, i.e. whether
		somebody has called getAccessibleContext() yet.
	*/
	bool IsAccessibilityActive (void) const;

	virtual void SAL_CALL disposing (void);


	//----- XAccessible -------------------------------------------------------

	virtual cssu::Reference<cssa::XAccessibleContext> SAL_CALL
		getAccessibleContext (void)
		throw (cssu::RuntimeException);


	//----- XFocusListener ----------------------------------------------------

	virtual void SAL_CALL focusGained (const css::awt::FocusEvent& rEvent)
		throw (cssu::RuntimeException);

	virtual void SAL_CALL focusLost (const css::awt::FocusEvent& rEvent)
		throw (cssu::RuntimeException);


	//----- XEventListener ----------------------------------------------------

	virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
		throw (cssu::RuntimeException);


	//----- XInitialization ---------------------------------------------------

	virtual void SAL_CALL initialize (const cssu::Sequence<cssu::Any>& rArguments)
		throw (cssu::RuntimeException);


	class AccessibleObject;
	class AccessibleParagraph;

private:
	const css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
	::rtl::Reference<PresenterController> mpPresenterController;
	css::uno::Reference<css::drawing::framework::XResourceId> mxMainPaneId;
	css::uno::Reference<css::drawing::framework::XPane2> mxMainPane;
	css::uno::Reference<css::awt::XWindow> mxMainWindow;
	css::uno::Reference<css::awt::XWindow> mxPreviewContentWindow;
	css::uno::Reference<css::awt::XWindow> mxPreviewBorderWindow;
	css::uno::Reference<css::awt::XWindow> mxNotesContentWindow;
	css::uno::Reference<css::awt::XWindow> mxNotesBorderWindow;
	::rtl::Reference<AccessibleObject> mpAccessibleConsole;
	::rtl::Reference<AccessibleObject> mpAccessiblePreview;
	::rtl::Reference<AccessibleObject> mpAccessibleNotes;
	css::uno::Reference<css::accessibility::XAccessible> mxAccessibleParent;

	void UpdateAccessibilityHierarchy (
		const css::uno::Reference<css::awt::XWindow>& rxPreviewContentWindow,
		const css::uno::Reference<css::awt::XWindow>& rxPreviewBorderWindow,
		const ::rtl::OUString& rsTitle,
		const css::uno::Reference<css::awt::XWindow>& rxNotesContentWindow,
		const css::uno::Reference<css::awt::XWindow>& rxNotesBorderWindow,
		const ::boost::shared_ptr<PresenterTextView>& rpNotesTextView);
	PresenterPaneContainer::SharedPaneDescriptor GetPreviewPane (void) const;
};




} } // end of namespace ::sd::presenter

#endif