1 files changed, 81 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/model/SlsPageEnumerationProvider.cxx b/sd/source/ui/slidesorter/model/SlsPageEnumerationProvider.cxx
new file mode 100644
index 0000000000..800fa12db7
--- /dev/null
+++ b/sd/source/ui/slidesorter/model/SlsPageEnumerationProvider.cxx
@@ -0,0 +1,81 @@
+/* -*- 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 .
+ */
+
+#include <model/SlsPageEnumerationProvider.hxx>
+#include <model/SlsPageEnumeration.hxx>
+#include <model/SlsPageDescriptor.hxx>
+
+namespace sd::slidesorter::model {
+
+namespace {
+
+class AllPagesPredicate
+{
+public:
+    bool operator() (const SharedPageDescriptor&) const
+    {
+        return true;
+    }
+};
+
+class SelectedPagesPredicate
+{
+public:
+    bool operator() (const SharedPageDescriptor& rpDescriptor)
+    {
+        return rpDescriptor->HasState(PageDescriptor::ST_Selected);
+    }
+};
+
+class VisiblePagesPredicate
+{
+public:
+    bool operator() (const SharedPageDescriptor& rpDescriptor)
+    {
+        return rpDescriptor->HasState(PageDescriptor::ST_Visible);
+    }
+};
+
+}
+
+PageEnumeration PageEnumerationProvider::CreateAllPagesEnumeration (
+    const SlideSorterModel& rModel)
+{
+    return PageEnumeration::Create(rModel, AllPagesPredicate());
+}
+
+PageEnumeration PageEnumerationProvider::CreateSelectedPagesEnumeration (
+    const SlideSorterModel& rModel)
+{
+    return PageEnumeration::Create(
+        rModel,
+        SelectedPagesPredicate());
+}
+
+PageEnumeration PageEnumerationProvider::CreateVisiblePagesEnumeration (
+    const SlideSorterModel& rModel)
+{
+    return PageEnumeration::Create(
+        rModel,
+        VisiblePagesPredicate());
+}
+
+} // end of namespace ::sd::slidesorter::model
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */