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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /accessibility/inc/extended/AccessibleGridControl.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <extended/AccessibleGridControlBase.hxx>
+#include <extended/AccessibleGridControlTable.hxx>
+#include <cppuhelper/implbase.hxx>
+#include <cppuhelper/weakref.hxx>
+#include <rtl/ref.hxx>
+#include <vcl/accessibletable.hxx>
+
+namespace accessibility {
+
+ class AccessibleGridControlHeader;
+
+
+/** This class represents the complete accessible Grid Control object. */
+class AccessibleGridControl final : public AccessibleGridControlBase
+{
+ friend class AccessibleGridControlAccess;
+
+ AccessibleGridControl(
+ const css::uno::Reference< css::accessibility::XAccessible >& _rxParent,
+ const css::uno::Reference< css::accessibility::XAccessible >& _rxCreator,
+ ::vcl::table::IAccessibleTable& _rTable
+ );
+
+ virtual ~AccessibleGridControl() override = default;
+
+ /** Cleans up members. */
+ using AccessibleGridControlBase::disposing;
+ virtual void SAL_CALL disposing() override;
+
+ // XAccessibleContext -----------------------------------------------------
+
+ /** @return The count of visible children. */
+ virtual sal_Int32 SAL_CALL getAccessibleChildCount() override;
+
+ /** @return The XAccessible interface of the specified child. */
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+ getAccessibleChild( sal_Int32 nChildIndex ) override;
+
+ /** @return The role of this object (a table). */
+ virtual sal_Int16 SAL_CALL getAccessibleRole() override;
+
+ // XAccessibleComponent ---------------------------------------------------
+
+ /** @return
+ The accessible child rendered under the given point.
+ */
+ virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+ getAccessibleAtPoint( const css::awt::Point& rPoint ) override;
+
+ /** Grabs the focus to the Grid Control. */
+ virtual void SAL_CALL grabFocus() override;
+
+ // XServiceInfo -----------------------------------------------------------
+
+ /** @return
+ The name of this class.
+ */
+ virtual OUString SAL_CALL getImplementationName() override;
+
+public:
+ // helper functions
+
+ /** commitCellEvent commit the event at all listeners of the table
+ @param nEventId
+ the event id
+ @param rNewValue
+ the new value
+ @param rOldValue
+ the old value
+ */
+ void commitCellEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
+ const css::uno::Any& rOldValue);
+
+ /** commitTableEvent commit the event at all listeners of the table
+ @param nEventId
+ the event id
+ @param rNewValue
+ the new value
+ @param rOldValue
+ the old value
+ */
+ void commitTableEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
+ const css::uno::Any& rOldValue);
+
+private:
+ // internal virtual methods -----------------------------------------------
+
+ /** @attention This method requires locked mutex's and a living object.
+ @return The bounding box (VCL rect.) relative to the parent window. */
+ virtual tools::Rectangle implGetBoundingBox() override;
+ /** @attention This method requires locked mutex's and a living object.
+ @return The bounding box (VCL rect.) in screen coordinates. */
+ virtual tools::Rectangle implGetBoundingBoxOnScreen() override;
+
+ // internal helper methods ------------------------------------------------
+
+ /** This method creates (once) and returns the accessible data table child.
+ @attention This method requires locked mutex's and a living object.
+ @return The XAccessible interface of the data table. */
+ css::uno::Reference< css::accessibility::XAccessible > implGetTable();
+
+ /** This method creates (once) and returns the specified header bar.
+ @attention This method requires locked mutex's and a living object.
+ @return The XAccessible interface of the header bar. */
+ css::uno::Reference< css::accessibility::XAccessible >
+ implGetHeaderBar( ::vcl::table::AccessibleTableControlObjType eObjType );
+
+ /** This method returns one of the children that are always present:
+ Data table, row and column header bar or corner control.
+ @attention This method requires locked mutex's and a living object.
+ @return The XAccessible interface of the specified child. */
+ css::uno::Reference< css::accessibility::XAccessible >
+ implGetFixedChild( sal_Int32 nChildIndex );
+
+ /** This method creates and returns an accessible table.
+ @return An AccessibleGridControlTable. */
+ rtl::Reference<AccessibleGridControlTable> createAccessibleTable();
+
+ /// the css::accessibility::XAccessible which created the AccessibleGridControl
+ css::uno::WeakReference< css::accessibility::XAccessible > m_aCreator;
+
+ /** The data table child. */
+ rtl::Reference<AccessibleGridControlTable> m_xTable;
+
+ /** The header bar for rows. */
+ rtl::Reference<AccessibleGridControlHeader> m_xRowHeaderBar;
+
+ /** The header bar for columns (first row of the table). */
+ rtl::Reference<AccessibleGridControlHeader> m_xColumnHeaderBar;
+
+ /** @return The count of visible children. */
+ inline sal_Int32 implGetAccessibleChildCount();
+};
+
+
+/** the XAccessible which creates/returns an AccessibleGridControl
+
+ <p>The instance holds its XAccessibleContext with a hard reference, while
+ the context holds this instance weak.</p>
+*/
+
+class AccessibleGridControlAccess final :
+ public ::cppu::WeakImplHelper< css::accessibility::XAccessible >
+ ,public ::vcl::table::IAccessibleTableControl
+{
+private:
+ css::uno::Reference< css::accessibility::XAccessible > m_xParent;
+ ::vcl::table::IAccessibleTable * m_pTable;
+ rtl::Reference<AccessibleGridControl> m_xContext;
+
+public:
+ AccessibleGridControlAccess(
+ css::uno::Reference< css::accessibility::XAccessible > _xParent,
+ ::vcl::table::IAccessibleTable& _rTable
+ );
+
+ /// returns the AccessibleContext belonging to this Accessible
+ AccessibleGridControl* getContext() { return m_xContext.get(); }
+
+private:
+ virtual ~AccessibleGridControlAccess() override;
+
+ // XAccessible
+ virtual css::uno::Reference< css::accessibility::XAccessibleContext >
+ SAL_CALL getAccessibleContext() override;
+
+ // IAccessibleTable
+ virtual css::uno::Reference< css::accessibility::XAccessible >
+ getMyself() override
+ {
+ return this;
+ }
+ void DisposeAccessImpl() override;
+ virtual bool isAlive() const override
+ {
+ return m_xContext.is() && m_xContext->isAlive();
+ }
+ virtual void commitCellEvent( sal_Int16 nEventId,
+ const css::uno::Any& rNewValue, const css::uno::Any& rOldValue ) override
+ {
+ AccessibleGridControl* pContext( getContext() );
+ if ( pContext )
+ pContext->commitCellEvent( nEventId, rNewValue, rOldValue );
+ }
+ virtual void commitTableEvent( sal_Int16 nEventId,
+ const css::uno::Any& rNewValue, const css::uno::Any& rOldValue ) override
+ {
+ AccessibleGridControl* pContext( getContext() );
+ if ( pContext )
+ pContext->commitTableEvent( nEventId, rNewValue, rOldValue );
+ }
+ virtual void commitEvent( sal_Int16 nEventId,
+ const css::uno::Any& rNewValue ) override
+ {
+ AccessibleGridControl* pContext( getContext() );
+ if ( pContext )
+ pContext->commitEvent( nEventId, rNewValue, css::uno::Any() );
+ }
+
+private:
+ AccessibleGridControlAccess( const AccessibleGridControlAccess& ) = delete;
+ AccessibleGridControlAccess& operator=( const AccessibleGridControlAccess& ) = delete;
+};
+
+
+} // namespace accessibility
+
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */