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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kviewshell/history.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
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
Diffstat (limited to 'kviewshell/history.h')
-rw-r--r--kviewshell/history.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/kviewshell/history.h b/kviewshell/history.h
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--- /dev/null
+++ b/kviewshell/history.h
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+// -*- 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