1 files changed, 69 insertions, 0 deletions
diff --git a/cervisia/updateview_visitors.h b/cervisia/updateview_visitors.h
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+/*
+ * Copyright (c) 2003-2007 André Wöbbeking <Woebbeking@kde.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+
+#ifndef UPDATEVIEW_VISITORS_H
+#define UPDATEVIEW_VISITORS_H
+
+
+#include "updateview.h"
+
+#include <set>
+
+
+class UpdateItem;
+class UpdateDirItem;
+class UpdateFileItem;
+
+
+class Visitor
+{
+public:
+
+    virtual ~Visitor() {}
+
+    virtual void preVisit(UpdateDirItem*) = 0;
+    virtual void postVisit(UpdateDirItem*) = 0;
+
+    virtual void visit(UpdateFileItem*) = 0;
+};
+
+
+class ApplyFilterVisitor : public Visitor
+{
+public:
+
+    explicit ApplyFilterVisitor(UpdateView::Filter filter);
+
+    virtual void preVisit(UpdateDirItem*);
+    virtual void postVisit(UpdateDirItem*);
+
+    virtual void visit(UpdateFileItem*);
+
+private:
+
+    void markAllParentsAsVisible(UpdateItem*);
+
+    UpdateView::Filter m_filter;
+
+    typedef std::set<UpdateItem*> TItemSet;
+    TItemSet m_invisibleDirItems;
+};
+
+
+#endif // UPDATEVIEW_VISITORS_H