1 files changed, 119 insertions, 0 deletions
diff --git a/sfx2/source/sidebar/DeckLayouter.hxx b/sfx2/source/sidebar/DeckLayouter.hxx
new file mode 100644
index 000000000000..e1df7f277ec4
--- /dev/null
+++ b/sfx2/source/sidebar/DeckLayouter.hxx
@@ -0,0 +1,119 @@
+/*
+ * 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 .
+ */
+#ifndef SFX_SIDEBAR_DECK_LAYOUTER_HXX
+#define SFX_SIDEBAR_DECK_LAYOUTER_HXX
+
+#include "Panel.hxx"
+
+#include <tools/gen.hxx>
+
+#include <com/sun/star/ui/LayoutSize.hpp>
+
+#include <vector>
+
+class ScrollBar;
+class Window;
+
+namespace css = ::com::sun::star;
+
+namespace sfx2 { namespace sidebar {
+
+class Panel;
+
+
+/** Helper class for layouting the direct and indirect children of a
+    deck like title bars, panels, and scroll bars.
+*/
+class DeckLayouter
+{
+public:
+    static void LayoutDeck (
+        const Rectangle aContentArea,
+        SharedPanelContainer& rPanels,
+        Window& pDeckTitleBar,
+        Window& pScrollClipWindow,
+        Window& pScrollContainer,
+        Window& pFiller,
+        ScrollBar& pVerticalScrollBar);
+
+private:
+    // Do not use constructor or destructor.
+    DeckLayouter (void);
+    ~DeckLayouter (void);
+
+    enum LayoutMode
+    {
+        MinimumOrLarger,
+        PreferredOrLarger,
+        Preferred
+    };
+    class LayoutItem
+    {
+    public:
+        SharedPanel mpPanel;
+        css::ui::LayoutSize maLayoutSize;
+        sal_Int32 mnDistributedHeight;
+        sal_Int32 mnWeight;
+        sal_Int32 mnPanelIndex;
+        bool mbShowTitleBar;
+
+        LayoutItem (void)
+            : mpPanel(),maLayoutSize(0,0,0),mnDistributedHeight(0),mnWeight(0),mnPanelIndex(0),mbShowTitleBar(true)
+        {}
+    };
+    static Rectangle LayoutPanels (
+        const Rectangle aContentArea,
+        ::std::vector<LayoutItem>& rLayoutItems,
+        Window& rScrollClipWindow,
+        Window& rScrollContainer,
+        ScrollBar& pVerticalScrollBar,
+        const bool bShowVerticalScrollBar);
+    static void GetRequestedSizes (
+        ::std::vector<LayoutItem>& rLayoutItem,
+        sal_Int32& rAvailableHeight,
+        const Rectangle& rContentBox);
+    static void DistributeHeights (
+        ::std::vector<LayoutItem>& rLayoutItems,
+        const sal_Int32 nHeightToDistribute,
+        const sal_Int32 nContainerHeight,
+        const bool bMinimumHeightIsBase);
+    static sal_Int32 PlacePanels (
+        ::std::vector<LayoutItem>& rLayoutItems,
+        const sal_Int32 nWidth,
+        const LayoutMode eMode,
+        Window& rScrollContainer);
+    static Rectangle PlaceDeckTitle (
+        Window& rTittleBar,
+        const Rectangle& rAvailableSpace);
+    static Rectangle PlaceVerticalScrollBar (
+        ScrollBar& rVerticalScrollBar,
+        const Rectangle& rAvailableSpace,
+        const bool bShowVerticalScrollBar);
+    static void SetupVerticalScrollBar(
+        ScrollBar& rVerticalScrollBar,
+        const sal_Int32 nContentHeight,
+        const sal_Int32 nVisibleHeight);
+    static void UpdateFiller (
+        Window& rFiller,
+        const Rectangle& rBox);
+};
+
+
+} } // end of namespace sfx2::sidebar
+
+#endif