1 files changed, 59 insertions, 0 deletions
diff --git a/sd/source/ui/sidebar/PreviewValueSet.hxx b/sd/source/ui/sidebar/PreviewValueSet.hxx
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+++ b/sd/source/ui/sidebar/PreviewValueSet.hxx
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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 <svtools/valueset.hxx>
+
+namespace sd::sidebar
+{
+/** Adapt the svtools valueset to the needs of the master page controls.
+*/
+class PreviewValueSet : public ValueSet
+{
+public:
+    explicit PreviewValueSet();
+    virtual void SetDrawingArea(weld::DrawingArea* pDrawingArea) override;
+    virtual ~PreviewValueSet() override;
+
+    void SetContextMenuHandler(const Link<const Point*, void>& rLink);
+
+    virtual void Resize() override;
+    virtual bool Command(const CommandEvent& rEvent) override;
+
+    void SetPreviewSize(const Size& rSize);
+
+    sal_Int32 GetPreferredHeight(sal_Int32 nWidth);
+
+    /** Set the number of rows and columns according to the current number
+        of items.  Call this method when new items have been inserted.
+    */
+    void Rearrange();
+
+private:
+    Link<const Point*, void> maContextMenuHandler;
+    Size maPreviewSize;
+
+    sal_uInt16 CalculateColumnCount(int nWidth) const;
+    sal_uInt16 CalculateRowCount(sal_uInt16 nColumnCount) const;
+};
+
+} // end of namespace sd::sidebar
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */