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130 lines
3.5 KiB
130 lines
3.5 KiB
/***************************************************************************
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copyright : (C) 2005-2006 by Robby Stephenson
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email : robby@periapsis.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of version 2 of the GNU General Public License as *
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* published by the Free Software Foundation; *
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* *
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***************************************************************************/
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// much of this code is adapted from libtdepim
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// which is GPL licensed, Copyright (c) 2004 Till Adam
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#ifndef TELLICO_PROGRESSMANAGER_H
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#define TELLICO_PROGRESSMANAGER_H
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#include <tqobject.h>
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#include <tqmap.h>
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#include <tqguardedptr.h>
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namespace Tellico {
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class ProgressManager;
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/**
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* @author Robby Stephenson
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*/
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class ProgressItem : public TQObject {
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TQ_OBJECT
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friend class ProgressManager;
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public:
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class Done {
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public:
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Done(const TQObject* obj) : m_object(obj) {}
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~Done();
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private:
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const TQObject* m_object;
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};
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bool canCancel() const { return m_canCancel; }
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const TQString& label() const { return m_label; }
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void setLabel(const TQString& label);
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// uint progress() const { return m_total ? (100*m_completed/m_total) : 0; }
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uint progress() const { return m_progress; }
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void setProgress(uint steps);
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uint totalSteps() const { return m_total; }
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void setTotalSteps(uint steps);
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void setDone();
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void cancel();
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signals:
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void signalProgress(ProgressItem* item);
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void signalDone(ProgressItem* item);
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void signalCancelled(ProgressItem* item);
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void signalTotalSteps(ProgressItem* item);
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protected:
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/* Only to be used by the ProgressManager */
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ProgressItem(const TQString& label, bool canCancel);
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virtual ~ProgressItem();
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private:
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TQString m_label;
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bool m_canCancel;
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uint m_progress;
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uint m_total;
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bool m_cancelled;
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};
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/**
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* @author Robby Stephenson
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*/
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class ProgressManager : public TQObject {
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TQ_OBJECT
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public:
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virtual ~ProgressManager() {}
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static ProgressManager* self() { if(!s_self) s_self = new ProgressManager(); return s_self; }
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ProgressItem& newProgressItem(const TQObject* owner, const TQString& label, bool canCancel = false) {
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return newProgressItemImpl(owner, label, canCancel);
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}
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void setProgress(const TQObject* owner, uint steps);
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void setTotalSteps(const TQObject* owner, uint steps);
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void setDone(const TQObject* owner);
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bool anyCanBeCancelled() const;
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signals:
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// void signalItemAdded(ProgressItem* item);
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// void signalItemProgress(ProgressItem* item);
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// void signalItemDone(ProgressItem* item);
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// void signalItemCancelled(ProgressItem* item);
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void signalTotalProgress(uint progress);
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public slots:
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void slotCancelAll();
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private slots:
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void slotItemDone(ProgressItem* item);
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void slotUpdateTotalProgress();
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private:
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ProgressManager();
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ProgressManager(const ProgressManager&); // no copies
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ProgressItem& newProgressItemImpl(const TQObject* owner, const TQString& label, bool canCancel);
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void setDone(ProgressItem* item);
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typedef TQMap<TQGuardedPtr<const TQObject>, TQGuardedPtr<ProgressItem> > ProgressMap;
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ProgressMap m_items;
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static ProgressManager* s_self;
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};
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} // end namespace
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#endif
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