Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 159 insertions, 0 deletions

diff --git a/accessibility/inc/standard/vclxaccessiblebox.hxx b/accessibility/inc/standard/vclxaccessiblebox.hxx
new file mode 100644
index 000000000..e92ab2bb2
--- /dev/null
+++ b/accessibility/inc/standard/vclxaccessiblebox.hxx
@@ -0,0 +1,159 @@
+/* -*- 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 <com/sun/star/accessibility/XAccessible.hpp>
+#include <com/sun/star/accessibility/XAccessibleAction.hpp>
+#include <com/sun/star/accessibility/XAccessibleKeyBinding.hpp>
+#include <com/sun/star/accessibility/XAccessibleValue.hpp>
+#include <toolkit/awt/vclxaccessiblecomponent.hxx>
+#include <cppuhelper/implbase3.hxx>
+
+
+typedef ::cppu::ImplHelper3<
+    css::accessibility::XAccessible,
+    css::accessibility::XAccessibleValue,
+    css::accessibility::XAccessibleAction
+    > VCLXAccessibleBox_BASE;
+
+
+/** Base class for list- and combo boxes.  This class manages the box'
+    children.  The classed derived from this one have only to implement the
+    IsValid method and return the correct implementation name.
+*/
+class VCLXAccessibleBox
+    : public VCLXAccessibleComponent,
+      public VCLXAccessibleBox_BASE
+{
+public:
+    enum BoxType {COMBOBOX, LISTBOX};
+
+    /** The constructor is initialized with the box type which may be
+        either COMBOBOX or LISTBOX and a flag
+        indicating whether the box is a drop down box.
+    */
+    VCLXAccessibleBox (VCLXWindow* pVCLXindow, BoxType aType, bool bIsDropDownBox);
+
+    // XTypeProvider
+    DECLARE_XTYPEPROVIDER()
+
+    // XInterface
+    DECLARE_XINTERFACE()
+
+
+    // XAccessible
+
+    virtual css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL
+            getAccessibleContext(  ) override;
+
+    // XAccessibleContext
+
+    /** Each object has one or two children: an optional text field and the
+        actual list.  The text field is not provided for non drop down list
+        boxes.
+    */
+    sal_Int32 SAL_CALL getAccessibleChildCount() final override;
+    /** For drop down list boxes the text field is a not editable
+        VCLXAccessibleTextField, for combo boxes it is an
+        editable VCLXAccessibleEdit.
+    */
+    css::uno::Reference< css::accessibility::XAccessible> SAL_CALL
+        getAccessibleChild (sal_Int32 i) override;
+    /** The role is always AccessibleRole::COMBO_BOX.
+    */
+    sal_Int16 SAL_CALL getAccessibleRole() override;
+
+    // XAccessibleAction
+
+    /** There is one action for drop down boxes and none for others.
+    */
+    virtual sal_Int32 SAL_CALL getAccessibleActionCount() final override;
+    /** The action for drop down boxes lets the user toggle the visibility of the
+        popup menu.
+    */
+    virtual sal_Bool SAL_CALL doAccessibleAction (sal_Int32 nIndex) override;
+    /** The returned string is associated with resource
+        RID_STR_ACC_ACTION_TOGGLEPOPUP.
+    */
+    virtual OUString SAL_CALL getAccessibleActionDescription (sal_Int32 nIndex) override;
+    /** No keybinding returned so far.
+    */
+    virtual css::uno::Reference< css::accessibility::XAccessibleKeyBinding > SAL_CALL
+            getAccessibleActionKeyBinding( sal_Int32 nIndex ) override;
+
+    // XAccessibleValue
+
+    virtual css::uno::Any SAL_CALL getCurrentValue( ) override;
+
+    virtual sal_Bool SAL_CALL setCurrentValue(
+        const css::uno::Any& aNumber ) override;
+
+    virtual css::uno::Any SAL_CALL getMaximumValue(  ) override;
+
+    virtual css::uno::Any SAL_CALL getMinimumValue(  ) override;
+
+    virtual css::uno::Any SAL_CALL getMinimumIncrement(  ) override;
+protected:
+    /** Specifies whether the box is a combo box or a list box.  List boxes
+        have multi selection.
+    */
+    BoxType m_aBoxType;
+
+    /// Specifies whether the box is a drop down box and thus has an action.
+    bool m_bIsDropDownBox;
+
+    /// The child that represents the text field if there is one.
+    css::uno::Reference< css::accessibility::XAccessible>
+        m_xText;
+
+    /// The child that contains the items of this box.
+    css::uno::Reference< css::accessibility::XAccessible>
+        m_xList;
+
+    /** This flag specifies whether an object has a text field as child
+        regardless of whether that child being currently instantiated or
+        not.
+    */
+    bool m_bHasTextChild;
+
+    /** This flag specifies whether an object has a list as child regardless
+        of whether that child being currently instantiated or not.  This
+        flag is always true in the current implementation because the list
+        child is just another wrapper around this object and thus has the
+        same life time.
+    */
+    bool m_bHasListChild;
+
+    virtual ~VCLXAccessibleBox() override = default;
+
+    /** Returns true when the object is valid.
+    */
+    virtual bool IsValid() const = 0;
+
+    virtual void ProcessWindowChildEvent (const VclWindowEvent& rVclWindowEvent) override;
+    virtual void ProcessWindowEvent (const VclWindowEvent& rVclWindowEvent) override;
+
+    virtual void FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet ) override;
+
+    sal_Int32 implGetAccessibleChildCount();
+};
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */