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/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 293 insertions, 0 deletions

diff --git a/libkcal/incidencebase.h b/libkcal/incidencebase.h
new file mode 100644
index 000000000..1cccb4dde
--- /dev/null
+++ b/libkcal/incidencebase.h
@@ -0,0 +1,293 @@
+/*
+    This file is part of libkcal.
+
+    Copyright (c) 2001-2003 Cornelius Schumacher <schumacher@kde.org>
+    Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+#ifndef KCAL_INCIDENCEBASE_H
+#define KCAL_INCIDENCEBASE_H
+
+#include <qdatetime.h>
+#include <qstringlist.h>
+#include <qvaluelist.h>
+#include <qptrlist.h>
+
+#include "customproperties.h"
+#include "attendee.h"
+
+namespace KCal {
+
+typedef QValueList<QDate> DateList;
+typedef QValueList<QDateTime> DateTimeList;
+class Event;
+class Todo;
+class Journal;
+class FreeBusy;
+
+/**
+  This class provides the base class common to all calendar components.
+*/
+class LIBKCAL_EXPORT IncidenceBase : public CustomProperties
+{
+  public:
+    /**
+      This class provides the interface for a visitor of calendar components. It
+      serves as base class for concrete visitors, which implement certain actions on
+      calendar components. It allows to add functions, which operate on the concrete
+      types of calendar components, without changing the calendar component classes.
+    */
+    class Visitor
+    {
+      public:
+        /** Destruct Incidence::Visitor */
+        virtual ~Visitor() {}
+
+        /**
+          Reimplement this function in your concrete subclass of IncidenceBase::Visitor to perform actions
+          on an Event object.
+        */
+        virtual bool visit(Event *) { return false; }
+        /**
+          Reimplement this function in your concrete subclass of IncidenceBase::Visitor to perform actions
+          on a Todo object.
+        */
+        virtual bool visit(Todo *) { return false; }
+        /**
+          Reimplement this function in your concrete subclass of IncidenceBase::Visitor to perform actions
+          on an Journal object.
+        */
+        virtual bool visit(Journal *) { return false; }
+        /**
+          Reimplement this function in your concrete subclass of IncidenceBase::Visitor to perform actions
+          on a FreeBusy object.
+        */
+        virtual bool visit(FreeBusy *) { return false; }
+
+      protected:
+        /** Constructor is protected to prevent direct creation of visitor base class. */
+        Visitor() {}
+    };
+
+    class Observer {
+      public:
+        virtual ~Observer() {}
+        virtual void incidenceUpdated( IncidenceBase * ) = 0;
+        virtual void incidenceUpdatedSilent( IncidenceBase * ) {};
+    };
+
+    IncidenceBase();
+    IncidenceBase( const IncidenceBase & );
+    virtual ~IncidenceBase();
+
+    IncidenceBase& operator=( const IncidenceBase &i );
+    bool operator==( const IncidenceBase & ) const;
+
+    /**
+      Accept IncidenceVisitor. A class taking part in the visitor mechanism has to
+      provide this implementation:
+      <pre>
+        bool accept(Visitor &v) { return v.visit(this); }
+      </pre>
+    */
+    virtual bool accept(Visitor &) { return false; }
+
+    virtual QCString type() const = 0;
+
+    /** Set the unique id for the event */
+    void setUid( const QString & );
+    /** Return the unique id for the event */
+    QString uid() const;
+
+    /** Sets the time the incidence was last modified. */
+    void setLastModified( const QDateTime &lm );
+    /** Return the time the incidence was last modified. */
+    QDateTime lastModified() const;
+
+    /** sets the organizer for the event */
+    void setOrganizer( const Person &o );
+    void setOrganizer( const QString &o );
+    Person organizer() const;
+
+    /** Set readonly status. */
+    virtual void setReadOnly( bool );
+    /** Return if the object is read-only. */
+    bool isReadOnly() const { return mReadOnly; }
+
+    /** for setting the event's starting date/time with a QDateTime. */
+    virtual void setDtStart( const QDateTime &dtStart );
+    /** returns an event's starting date/time as a QDateTime. */
+    virtual QDateTime dtStart() const;
+    /** returns an event's starting time as a string formatted according to the
+     users locale settings */
+    virtual QString dtStartTimeStr() const;
+    /** returns an event's starting date as a string formatted according to the
+     users locale settings */
+    virtual QString dtStartDateStr( bool shortfmt = true ) const;
+    /** returns an event's starting date and time as a string formatted according
+     to the users locale settings */
+    virtual QString dtStartStr() const;
+
+    virtual void setDuration( int seconds );
+    int duration() const;
+    void setHasDuration( bool );
+    bool hasDuration() const;
+
+    /** Return true or false depending on whether the incidence "floats,"
+     * i.e. has a date but no time attached to it. */
+    bool doesFloat() const;
+    /** Set whether the incidence floats, i.e. has a date but no time attached to it. */
+    void setFloats( bool f );
+
+    //
+    // Comments
+    //
+
+    /**
+     * Add a comment to this incidence.
+     *
+     * Does not add a linefeed character.  Just appends the text as passed in.
+     *
+     * @param comment  The comment to add.
+     */
+    void addComment(const QString& comment);
+
+    /**
+     * Remove a comment from the event.
+     *
+     * Removes first comment whose string is an exact match for the string
+     * passed in.
+     *
+     * @return true if match found, false otherwise.
+     */
+    bool removeComment( const QString& comment );
+
+    /** Delete all comments associated with this incidence. */
+    void clearComments();
+
+    /** Return all comments associated with this incidence.  */
+    QStringList comments() const;
+
+    /**
+      Add Attendee to this incidence. IncidenceBase takes ownership of the
+      Attendee object.
+
+      @param attendee a pointer to the attendee to add
+      @param doUpdate If true the Observers are notified, if false they are not.
+    */
+    void addAttendee( Attendee *attendee, bool doUpdate = true );
+    /**
+      Remove all Attendees.
+    */
+    void clearAttendees();
+    /**
+      Return list of attendees.
+    */
+    const Attendee::List &attendees() const { return mAttendees; };
+    /**
+      Return number of attendees.
+    */
+    int attendeeCount() const { return mAttendees.count(); };
+    /**
+      Return the Attendee with this email address.
+    */
+    Attendee *attendeeByMail( const QString & ) const;
+    /**
+      Return first Attendee with one of the given email addresses.
+    */
+    Attendee *attendeeByMails( const QStringList &,
+                               const QString &email = QString::null ) const;
+    /**
+      Return attendee with given uid.
+    */
+    Attendee *attendeeByUid( const QString &uid ) const;
+
+    /**
+      Pilot synchronization states
+    */
+    enum { SYNCNONE = 0, SYNCMOD = 1, SYNCDEL = 3 };
+    /**
+      Set synchronisation satus.
+    */
+    void setSyncStatus( int status );
+    void setSyncStatusSilent( int status );
+    /**
+      Return synchronisation status.
+    */
+    int syncStatus() const;
+
+    /**
+      Set Pilot Id.
+    */
+    void setPilotId( unsigned long id );
+    /**
+      Return Pilot Id.
+    */
+    unsigned long pilotId() const;
+
+    /**
+      Register observer. The observer is notified when the observed object
+      changes.
+    */
+    void registerObserver( Observer * );
+    /**
+      Unregister observer. It isn't notified anymore about changes.
+    */
+    void unRegisterObserver( Observer * );
+    /**
+      Call this to notify the observers after the IncidenceBas object has
+      changed.
+    */
+    void updated();
+    void updatedSilent();
+
+  protected:
+    /**
+      @copydoc
+      CustomProperties::customPropertyUpdated()
+    */
+    virtual void customPropertyUpdated();
+
+    bool mReadOnly;
+
+  private:
+    // base components
+    QDateTime mDtStart;
+    Person mOrganizer;
+    QString mUid;
+    QDateTime mLastModified;
+    Attendee::List mAttendees;
+    QStringList mComments;
+
+    bool mFloats;
+
+    int mDuration;
+    bool mHasDuration;
+
+    // PILOT SYNCHRONIZATION STUFF
+    unsigned long mPilotId;                         // unique id for pilot sync
+    int mSyncStatus;                      // status (for sync)
+
+    QPtrList<Observer> mObservers;
+
+    class Private;
+    Private *d;
+};
+
+}
+
+#endif