Mercurial > hg > svgui
view widgets/SubdividingMenu.h @ 561:aced8ec09bc8
* Complete the overhaul of CSV file import; now you can pick the purpose for
each column in the file, and SV should do the rest. The most significant
practical improvement here is that we can now handle files in which time
and duration do not necessarily appear in known columns.
author | Chris Cannam |
---|---|
date | Mon, 19 Jul 2010 17:08:56 +0000 |
parents | cd81066ac7ad |
children | e4773943c9c1 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 QMUL. 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. See the file COPYING included with this distribution for more information. */ #ifndef _SUBDIVIDING_MENU_H_ #define _SUBDIVIDING_MENU_H_ #include <QMenu> #include <QString> #include <set> #include <map> /** * A menu that divides its entries into submenus, alphabetically. For * menus that may contain a very large or small number of named items * (e.g. plugins). * * The menu needs to be told, before any of the actions are added, * what the set of entry strings will be, so it can determine a * reasonable categorisation. Do this by calling the setEntries() * method. If it isn't practical to do this in advance, then add the * entries and call entriesAdded() afterwards instead. */ class SubdividingMenu : public QMenu { Q_OBJECT public: SubdividingMenu(size_t lowerLimit = 0, size_t upperLimit = 0, QWidget *parent = 0); SubdividingMenu(const QString &title, size_t lowerLimit = 0, size_t upperLimit = 0, QWidget *parent = 0); virtual ~SubdividingMenu(); void setEntries(const std::set<QString> &entries); void entriesAdded(); // Action names and strings passed to addAction and addMenu must // appear in the set previously given to setEntries. If you want // to use a different string, use the two-argument method and pass // the entry string (used to determine which submenu the action // ends up on) as the first argument. virtual void addAction(QAction *); virtual QAction *addAction(const QString &); virtual void addAction(const QString &entry, QAction *); virtual void addMenu(QMenu *); virtual QMenu *addMenu(const QString &); virtual void addMenu(const QString &entry, QMenu *); protected: std::map<QString, QMenu *> m_nameToChunkMenuMap; size_t m_lowerLimit; size_t m_upperLimit; bool m_entriesSet; std::map<QString, QObject *> m_pendingEntries; }; #endif