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, 140 insertions, 0 deletions

diff --git a/svx/inc/DescriptionGenerator.hxx b/svx/inc/DescriptionGenerator.hxx
new file mode 100644
index 000000000..b696cc33e
--- /dev/null
+++ b/svx/inc/DescriptionGenerator.hxx
@@ -0,0 +1,140 @@
+/* -*- 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 <sal/config.h>
+
+#include <string_view>
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <unotools/resmgr.hxx>
+
+namespace com::sun::star::beans
+{
+class XPropertySet;
+}
+namespace com::sun::star::drawing
+{
+class XShape;
+}
+
+namespace accessibility
+{
+/** This class creates description strings for shapes.
+    <p>Initialized with a given shape additional calls to the
+    <member>addProperty</member> method will build a descriptive string that
+    starts with a general shape description and the shapes style.  Appended
+    are all the specified property names and values that differ from the
+    default values in the style.</p>
+*/
+class DescriptionGenerator
+{
+public:
+    enum class PropertyType
+    {
+        Color,
+        Integer
+    };
+
+    /** Creates a new description generator with an empty description
+        string.  Usually you will want to call initialize next to specify
+        a general description of the shape.
+        @param xShape
+            The shape from which properties will be extracted by later calls
+            to <member>addProperty</member>.
+    */
+    DescriptionGenerator(const css::uno::Reference<css::drawing::XShape>& xShape);
+
+    ~DescriptionGenerator();
+
+    /** Initialize the description with the given prefix followed by the
+        shape style in parentheses and a colon.
+        @param sPrefix
+            An introductory description of the shape that is made more
+            specific by later calls to <member>addProperty</member>.
+    */
+    void Initialize(std::u16string_view sPrefix);
+
+    /** Initialize the description with the specified string from the
+        resource followed by the shape style in parentheses and a colon.
+        @param pResourceId
+            A resource id the specifies the introductory description of the
+            shape that is made more specific by later calls to
+            <member>addProperty</member>.
+    */
+    void Initialize(TranslateId pResourceId);
+
+    /**  Returns the description string and then resets it.  Usually called
+         as last method before destroying the object.
+         @return
+             The description string in its current form.
+    */
+    OUString operator()(void);
+
+    /** Add the given property name and its associated value to the
+        description string.  If the property value does not differ from the
+        default value of the shape's style then the description string is
+        not modified.
+        @param sPropertyName
+            The Name of the property to append.
+        @param aType
+            Type of the property's value.  It controls the transformation
+            into the value's string representation.
+        @param sLocalizedName
+            Localized name of the property.  An empty string tells the
+            method to use the property name instead.
+    */
+    void AddProperty(const OUString& sPropertyName, PropertyType aType);
+
+    /** Append the given string as is to the current description.
+        @param sString
+            String to append to the current description.  It is not modified
+            in any way.
+    */
+    void AppendString(std::u16string_view sString);
+
+private:
+    /// Reference to the shape from which the properties are extracted.
+    css::uno::Reference<css::drawing::XShape> mxShape;
+
+    /// Reference to the shape's property set.
+    css::uno::Reference<css::beans::XPropertySet> mxSet;
+
+    /// The description string that is build.
+    OUStringBuffer msDescription;
+
+    /** This flag is used to determine whether to insert a separator e.g. a
+        comma before the next property.
+    */
+    bool mbIsFirstProperty;
+
+    /** Add a property value formatted as color to the description string.
+    */
+    void AddColor(const OUString& sPropertyName);
+
+    /** Add a property value formatted as integer to the description string.
+    */
+    void AddInteger(const OUString& sPropertyName);
+};
+
+} // end of namespace accessibility
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */