From 47d455dd55be855e4cc691c32f687f723d9247ee Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kviewshell/history.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 kviewshell/history.h

(limited to 'kviewshell/history.h')

diff --git a/kviewshell/history.h b/kviewshell/history.h
new file mode 100644
index 00000000..2c651475
--- /dev/null
+++ b/kviewshell/history.h
@@ -0,0 +1,58 @@
+// -*- C++ -*-
+#ifndef history_h
+#define history_h
+
+// history.h
+//
+// (C) 2001 Stefan Kebekus
+// Distributed under the GPL
+
+#include <qobject.h>
+#include <qvaluelist.h>
+
+#define HISTORYLENGTH 10
+
+class HistoryItem
+{
+ public:
+  HistoryItem(Q_UINT32, Q_UINT32);
+  HistoryItem() {}
+
+  bool operator== (const HistoryItem& item) const;
+
+  Q_UINT32 page;
+  Q_UINT32 ypos;
+};
+
+inline
+bool operator!=(const HistoryItem& lhs, const HistoryItem& rhs)
+{
+  return !(lhs == rhs);
+}
+
+
+class History : public QObject
+{
+  Q_OBJECT
+
+public:
+  History();
+
+  void          add(Q_UINT32 page, Q_UINT32 ypos);
+  void          clear();
+
+  HistoryItem*  forward();
+  HistoryItem*  back();
+
+signals:
+  void backItem(bool);
+  void forwardItem(bool);
+
+private:
+  // List of history items. First item is the oldest.
+  QValueList<HistoryItem> historyList;
+
+  QValueList<HistoryItem>::iterator currentItem;
+};
+
+#endif
-- 
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