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133 lines
6.1 KiB
133 lines
6.1 KiB
15 years ago
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/*
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* eventlistviewbase.h - base classes for widget showing list of events
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* Program: kalarm
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* Copyright (c) 2004-2006 by David Jarvie <software@astrojar.org.uk>
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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 the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef EVENTLISTVIEWBASE_H
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#define EVENTLISTVIEWBASE_H
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#include "kalarm.h"
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#include <qvaluelist.h>
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#include <klistview.h>
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#include "alarmevent.h"
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class QPixmap;
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class EventListViewItemBase;
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class Find;
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class EventListViewBase : public KListView
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{
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Q_OBJECT
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public:
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typedef QValueList<EventListViewBase*> InstanceList;
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typedef QValueListIterator<EventListViewBase*> InstanceListIterator;
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typedef QValueListConstIterator<EventListViewBase*> InstanceListConstIterator;
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EventListViewBase(QWidget* parent = 0, const char* name = 0);
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virtual ~EventListViewBase() { }
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EventListViewItemBase* getEntry(const QString& eventID) const;
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void addEvent(const KAEvent& e) { addEvent(e, instances(), this); }
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void modifyEvent(const KAEvent& e)
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{ modifyEvent(e.id(), e, instances(), this); }
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void modifyEvent(const QString& oldEventID, const KAEvent& newEvent)
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{ modifyEvent(oldEventID, newEvent, instances(), this); }
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void deleteEvent(const QString& eventID) { deleteEvent(eventID, instances()); }
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static void addEvent(const KAEvent&, const InstanceList&, EventListViewBase* selectionView);
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static void modifyEvent(const KAEvent& e, const InstanceList& list, EventListViewBase* selectionView)
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{ modifyEvent(e.id(), e, list, selectionView); }
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static void modifyEvent(const QString& oldEventID, const KAEvent& newEvent, const InstanceList&, EventListViewBase* selectionView);
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static void deleteEvent(const QString& eventID, const InstanceList&);
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static void undeleteEvent(const QString& oldEventID, const KAEvent& event, const InstanceList& list, EventListViewBase* selectionView)
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{ modifyEvent(oldEventID, event, list, selectionView); }
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void resizeLastColumn();
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int itemHeight();
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EventListViewItemBase* currentItem() const { return (EventListViewItemBase*)KListView::currentItem(); }
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EventListViewItemBase* firstChild() const { return (EventListViewItemBase*)KListView::firstChild(); }
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bool anySelected() const; // are any items selected?
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const KAEvent* selectedEvent() const;
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EventListViewItemBase* selectedItem() const;
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QValueList<EventListViewItemBase*> selectedItems() const;
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int selectedCount() const;
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int lastColumn() const { return mLastColumn; }
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virtual QString whatsThisText(int column) const = 0;
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virtual InstanceList instances() = 0; // return all instances
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public slots:
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void refresh();
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virtual void slotFind();
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virtual void slotFindNext() { findNext(true); }
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virtual void slotFindPrev() { findNext(false); }
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virtual void slotSelectAll();
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virtual void slotDeselect();
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signals:
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void itemDeleted();
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void findActive(bool);
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protected:
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virtual void populate() = 0; // populate the list with all desired events
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virtual EventListViewItemBase* createItem(const KAEvent&) = 0; // only used by default addEntry() method
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virtual bool shouldShowEvent(const KAEvent&) const { return true; }
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EventListViewItemBase* addEntry(const KAEvent&, bool setSize = false, bool reselect = false);
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EventListViewItemBase* addEntry(EventListViewItemBase*, bool setSize, bool reselect);
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EventListViewItemBase* updateEntry(EventListViewItemBase*, const KAEvent& newEvent, bool setSize = false, bool reselect = false);
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void addLastColumn(const QString& title);
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virtual void showEvent(QShowEvent*);
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virtual void resizeEvent(QResizeEvent*);
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private:
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void deleteEntry(EventListViewItemBase*, bool setSize = false);
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void findNext(bool forward);
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Find* mFind; // alarm search object
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int mLastColumn; // index to last column
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int mLastColumnHeaderWidth;
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};
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class EventListViewItemBase : public QListViewItem
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{
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public:
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EventListViewItemBase(EventListViewBase* parent, const KAEvent&);
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const KAEvent& event() const { return mEvent; }
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QPixmap* eventIcon() const;
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int lastColumnWidth() const { return mLastColumnWidth; }
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EventListViewItemBase* nextSibling() const { return (EventListViewItemBase*)QListViewItem::nextSibling(); }
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static int iconWidth();
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protected:
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void setLastColumnText();
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virtual QString lastColumnText() const = 0; // get the text to display in the last column
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private:
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static QPixmap* mTextIcon;
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static QPixmap* mFileIcon;
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static QPixmap* mCommandIcon;
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static QPixmap* mEmailIcon;
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static int mIconWidth; // maximum width of any icon
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KAEvent mEvent; // the event for this item
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int mLastColumnWidth; // width required to display message column
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};
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#endif // EVENTLISTVIEWBASE_H
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