From 47d455dd55be855e4cc691c32f687f723d9247ee Mon Sep 17 00:00:00 2001 From: toma 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 +#include + +#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 historyList; + + QValueList::iterator currentItem; +}; + +#endif -- cgit v1.2.3