incidenceeditor-ng/incidencedatetime.h

   1 /*
   2   Copyright (c) 2010 Bertjan Broeksema <broeksema@kde.org>
   3   Copyright (C) 2010 Klaralvdalens Datakonsult AB, a KDAB Group company <info@kdab.net>
   4
   5   This library is free software; you can redistribute it and/or modify it
   6   under the terms of the GNU Library General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or (at your
   8   option) any later version.
   9
  10   This library is distributed in the hope that it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
  13   License for more details.
  14
  15   You should have received a copy of the GNU Library General Public License
  16   along with this library; see the file COPYING.LIB.  If not, write to the
  17   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18   02110-1301, USA.
  19 */
  20
  21 #ifndef INCIDENCEEDITOR_INCIDENCEDATETIME_H
  22 #define INCIDENCEEDITOR_INCIDENCEDATETIME_H
  23
  24 #include "incidenceeditor-ng.h"
  25
  26 #include <KCalCore/Event>
  27 #include <KCalCore/Journal>
  28 #include <KCalCore/Todo>
  29
  30 namespace Ui {
  31   class EventOrTodoDesktop;
  32 }
  33
  34 namespace KCalCore {
  35   class ICalTimeZones;
  36 }
  37
  38 namespace IncidenceEditorNG {
  39
  40 class INCIDENCEEDITORS_NG_EXPORT IncidenceDateTime : public IncidenceEditor
  41 {
  42   Q_OBJECT
  43   public:
  44     IncidenceDateTime( Ui::EventOrTodoDesktop *ui );
  45     ~IncidenceDateTime();
  46
  47     virtual void load( const KCalCore::Incidence::Ptr &incidence );
  48     virtual void save( const KCalCore::Incidence::Ptr &incidence );
  49     virtual bool isDirty() const;
  50
  51     /**
  52      * Sets the active date for the editing session. This defaults to the current
  53      * date. It should be set <em>before</em> loading a non-empty (i.e. existing
  54      * incidence).
  55      */
  56     void setActiveDate( const QDate &activeDate );
  57
  58     QDate startDate() const; /// Returns the current start date.
  59     QTime startTime() const; /// Returns the current start time.
  60     QDate endDate() const; /// Returns the current end date.
  61     QTime endTime() const; /// Returns the current endtime.
  62
  63     /// Created from the values in the widgets
  64     KDateTime currentStartDateTime() const;
  65     KDateTime currentEndDateTime() const;
  66
  67     void setStartTime( const QTime &newTime );
  68     void setStartDate( const QDate &newDate );
  69
  70     bool startDateTimeEnabled() const;
  71     bool endDateTimeEnabled() const;
  72
  73     bool isValid() const;
  74     QString validate();
  75
  76   signals:
  77     void startDateTimeToggled( bool enabled );
  78     void startDateChanged( const QDate &newDate );
  79     void startTimeChanged( const QTime &newTime );
  80     void endDateTimeToggled( bool enabled );
  81     void endDateChanged( const QDate &newDate );
  82     void endTimeChanged( const QTime &newTime );
  83
  84   private slots: /// General
  85     void setTimeZonesVisibility( bool visible );
  86     void toggleTimeZoneVisibility();
  87     void updateStartTime( const QTime &newTime );
  88     void updateStartDate( const QDate &newDate );
  89     void updateStartSpec();
  90
  91   private slots: /// Todo specific
  92     void enableStartEdit( bool enable );
  93     void enableEndEdit( bool enable );
  94     void enableTimeEdits();
  95     bool isDirty( const KCalCore::Todo::Ptr &todo ) const;
  96
  97   private slots: /// Event specific
  98     bool isDirty( const KCalCore::Event::Ptr &event ) const;
  99     bool isDirty( const KCalCore::Journal::Ptr &journal ) const;
 100
 101   private:
 102     void load( const KCalCore::Event::Ptr &event );
 103     void load( const KCalCore::Todo::Ptr &todo );
 104     void load( const KCalCore::Journal::Ptr &journal );
 105     void save( const KCalCore::Event::Ptr &event );
 106     void save( const KCalCore::Todo::Ptr &todo );
 107     void save( const KCalCore::Journal::Ptr &journal );
 108     void setDateTimes( const KDateTime &start, const KDateTime &end );
 109     void setTimes( const KDateTime &start, const KDateTime &end );
 110
 111   private:
 112     KCalCore::ICalTimeZones *mTimeZones;
 113     Ui::EventOrTodoDesktop *mUi;
 114
 115     QDate mActiveDate;
 116     /**
 117      * These might differ from mLoadedIncidence->(dtStart|dtDue) as these take
 118      * in account recurrence if needed. The values are calculated once on load().
 119      * and don't change afterwards.
 120      */
 121     KDateTime mInitialStartDT;
 122     KDateTime mInitialEndDT;
 123
 124     /**
 125      * We need to store the current start date/time to be able to update the end
 126      * time appropriate when the start time changes.
 127      */
 128     KDateTime mCurrentStartDateTime;
 129
 130     /// Remembers state when switching between takes whole day and timed event/to-do.
 131     bool mTimezoneCombosWhereVisibile;
 132 };
 133
 134 }
 135
 136 #endif