1 files changed, 52 insertions, 0 deletions
diff --git a/include/sfx2/sidebar/PanelLayout.hxx b/include/sfx2/sidebar/PanelLayout.hxx
new file mode 100644
index 000000000..301159362
--- /dev/null
+++ b/include/sfx2/sidebar/PanelLayout.hxx
@@ -0,0 +1,52 @@
+/* -*- 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/.
+ */
+
+#pragma once
+
+#include <sfx2/dllapi.h>
+#include <vcl/weld.hxx>
+
+class DataChangedEvent;
+class VclSimpleEvent;
+namespace sfx2 { namespace sidebar { class Panel; } }
+namespace tools { class JsonWriter; }
+
+/// This class is the base for the Widget Layout-based sidebar panels.
+class SFX2_DLLPUBLIC PanelLayout
+{
+protected:
+    std::unique_ptr<weld::Builder> m_xBuilder;
+    std::unique_ptr<weld::Container> m_xContainer;
+    sfx2::sidebar::Panel* m_pPanel;
+
+    virtual void DataChanged(const DataChangedEvent& rEvent);
+    virtual void DumpAsPropertyTree(tools::JsonWriter&);
+
+    virtual weld::Window* GetFrameWeld() const;
+
+private:
+    DECL_DLLPRIVATE_LINK(DataChangedEventListener, VclSimpleEvent&, void);
+    DECL_DLLPRIVATE_LINK(DumpAsPropertyTreeHdl, tools::JsonWriter&, void);
+
+public:
+    PanelLayout(weld::Widget* pParent, const OString& rID, const OUString& rUIXMLDescription);
+
+    void SetPanel(sfx2::sidebar::Panel* pPanel);
+
+    virtual ~PanelLayout();
+
+    Size get_preferred_size() const
+    {
+        return m_xContainer->get_preferred_size();
+    }
+
+    void queue_resize();
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */