korganizer

calendarview.h

00001 /*
00002     This file is part of KOrganizer.
00003 
00004     Copyright (c) 2000,2001,2003,2004 Cornelius Schumacher <schumacher@kde.org>
00005     Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
00006 
00007     This program is free software; you can redistribute it and/or modify
00008     it under the terms of the GNU General Public License as published by
00009     the Free Software Foundation; either version 2 of the License, or
00010     (at your option) any later version.
00011 
00012     This program is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00015     GNU General Public License for more details.
00016 
00017     You should have received a copy of the GNU General Public License
00018     along with this program; if not, write to the Free Software
00019     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020 
00021     As a special exception, permission is given to link this program
00022     with any edition of Qt, and distribute the resulting executable,
00023     without including the source code for Qt in the source distribution.
00024 */
00025 #ifndef CALENDARVIEW_H
00026 #define CALENDARVIEW_H
00027 
00028 #include <qwidget.h>
00029 #include <qptrlist.h>
00030 #include <qmap.h>
00031 #include <kfile.h>
00032 #include <korganizer/koeventviewer.h>
00033 #include <libkcal/scheduler.h>
00034 #include <kdepimmacros.h>
00035 
00036 #include "koglobals.h"
00037 #include "interfaces/korganizer/calendarviewbase.h"
00038 
00039 class QWidgetStack;
00040 class QSplitter;
00041 
00042 class KOViewManager;
00043 class KODialogManager;
00044 class KOTodoView;
00045 class KOEventEditor;
00046 class DateNavigatorContainer;
00047 class DateNavigator;
00048 class KOIncidenceEditor;
00049 class ResourceView;
00050 class NavigatorBar;
00051 class DateChecker;
00052 
00053 namespace KOrg { class History; class IncidenceChangerBase; }
00054 class HTMLExportSettings;
00055 
00056 using namespace KOrg;
00057 using namespace KCal;
00058 
00059 class CalendarViewExtension : public QWidget
00060 {
00061   public:
00062     CalendarViewExtension( QWidget *parent, const char *name = 0 )
00063       : QWidget( parent, name ) {}
00064 
00065     class Factory
00066     {
00067       public:
00068         virtual CalendarViewExtension *create( QWidget *parent ) = 0;
00069     };
00070 };
00071 
00081 class KDE_EXPORT CalendarView : public KOrg::CalendarViewBase, public Calendar::Observer
00082 {
00083     Q_OBJECT
00084   public:
00091     CalendarView( QWidget *parent = 0, const char *name = 0 );
00092     virtual ~CalendarView();
00093 
00094     class CalendarViewVisitor : public IncidenceBase::Visitor
00095     {
00096       public:
00097         CalendarViewVisitor() : mView( 0 ) {}
00098         bool act( IncidenceBase *incidence, CalendarView *view )
00099         {
00100           mView = view;
00101           return incidence->accept( *this );
00102         }
00103       protected:
00104         CalendarView *mView;
00105     };
00106 
00107     class CanDeleteIncidenceVisitor : public CalendarViewVisitor
00108     {
00109       protected:
00110         bool visit( Event *event ) { return mView->deleteEvent( event ); }
00111         bool visit( Todo *todo ) { return mView->deleteTodo( todo ); }
00112         bool visit( Journal *journal ) { return mView->deleteJournal( journal ); }
00113     };
00114 
00115     void setCalendar( Calendar * );
00116     Calendar *calendar();
00117 
00118     QPair<ResourceCalendar *, QString> viewSubResourceCalendar();
00119 
00120     KOrg::History *history() const { return mHistory; }
00121 
00122     KOViewManager *viewManager() const { return mViewManager; }
00123     KODialogManager *dialogManager() const { return mDialogManager; }
00124 
00125     QWidgetStack *viewStack() const { return mRightFrame; }
00126     QWidget *leftFrame() const { return mLeftFrame; }
00127     NavigatorBar *navigatorBar() const { return mNavigatorBar; }
00128     DateNavigator *dateNavigator() const { return mDateNavigator; }
00129 
00130     KOIncidenceEditor *editorDialog( Incidence* ) const;
00131     IncidenceChangerBase *incidenceChanger() const { return mChanger; }
00132 
00133     QDate startDate();
00134     QDate endDate();
00135 
00136 
00137     void addView( KOrg::BaseView * );
00138     void showView( KOrg::BaseView * );
00139 
00144     void addExtension( CalendarViewExtension::Factory * );
00145 
00147     Incidence *currentSelection();
00150     Incidence *selectedIncidence();
00152     QString currentFilterName() const;
00153 
00154   signals:
00158     void configChanged();
00161     void categoriesChanged();
00164     void closingDown();
00166     void closed( QWidget * );
00167 
00169     void modifiedChanged( bool );
00170 
00172     void readOnlyChanged( bool );
00173 
00175     void changeNavStringPrev( const QString & );
00176     void changeNavStringNext( const QString & );
00177 
00179     void organizerEventsSelected( bool );
00181     void groupEventsSelected( bool );
00186     void incidenceSelected( Incidence *incidence, const QDate &date );
00189     void todoSelected( bool );
00190     void subtodoSelected( bool );
00191 
00194     void dayPassed( const QDate & );
00200     void cancelAttendees( Incidence * );
00201 
00202 
00207     void pasteEnabled( bool );
00209     void statusMessage( const QString & );
00210 
00211     void calendarViewExpanded( bool );
00212 
00214     void autoArchivingSettingsModified();
00215 
00216     void newIncidenceChanger( IncidenceChangerBase* );
00217     void exportHTML( HTMLExportSettings* );
00218 
00219     void newFilterListSignal( const QStringList & );
00220     void selectFilterSignal( int );
00221     void filterChanged();
00222 
00223   public slots:
00226     void updateConfig( const QCString& );
00229     void updateCategories();
00230 
00231 
00237     bool openCalendar( const QString &filename, bool merge = false );
00238 
00243     bool saveCalendar( const QString &filename );
00244 
00249     void closeCalendar();
00250 
00252     void archiveCalendar();
00253 
00254     void showIncidence();
00255     void editIncidence();
00256     bool editIncidence( const QString &uid );
00257     bool editIncidence( const QString &uid, const QDate &date );
00258     void deleteIncidence();
00259 
00268     bool addIncidence( const QString &ical );
00269 
00270     void connectIncidenceEditor( KOIncidenceEditor *editor );
00271 
00274     void newEvent();
00275     void newEvent( ResourceCalendar *res, const QString &subRes );
00278     void newEvent( ResourceCalendar *res, const QString &subRes,
00279                    const QDate &startDt );
00280     void newEvent( ResourceCalendar *res, const QString &subRes,
00281                    const QDateTime &startDt );
00282     void newEvent( ResourceCalendar *res, const QString &subRes,
00283                    const QDateTime &startDt, const QDateTime &EndDt,
00284                    bool allDay = false );
00289     void newEvent( ResourceCalendar *res, const QString &subRes,
00290                    const QString &summary,
00291                    const QString &description = QString::null,
00292                    const QStringList &attachment = QStringList(),
00293                    const QStringList &attendees = QStringList(),
00294                    const QStringList &attachmentMimetypes = QStringList(),
00295                    bool inlineAttachment = false );
00296 
00298     void showIncidence( Incidence * );
00300     bool editIncidence( Incidence *incidence );
00301     bool editIncidence( Incidence *incidence, const QDate &date, bool isCounter = false );
00307     void deleteIncidence( Incidence *, bool force = false );
00311     void cutIncidence( Incidence * );
00315     void copyIncidence( Incidence *);
00319     void pasteIncidence();
00320 
00322     void deleteSubTodosIncidence ( Todo *todo );
00328     void deleteTodoIncidence ( Todo *todo, bool force = false );
00330     bool deleteEvent( Event * ) { return true; }
00332     bool deleteTodo( Todo * ) {return true; }
00334     bool deleteJournal( Journal * ) { return true; }
00341     bool deleteIncidence( const QString &uid, bool force = false );
00342 
00344     void newTodo();
00345     void newTodo( ResourceCalendar *res, const QString &subRes );
00347     void newTodo( ResourceCalendar *res, const QString &subRes,
00348                   const QDate &date );
00350     void newSubTodo();
00352     void newSubTodo( Todo * );
00353 
00354     void newTodo( ResourceCalendar *res, const QString &subRes,
00355                   const QString &summary,
00356                   const QString &description = QString::null,
00357                   const QStringList &attachments = QStringList(),
00358                   const QStringList &attendees = QStringList(),
00359                   const QStringList &attachmentMimetypes = QStringList(),
00360                   bool inlineAttachment = false, bool createTask = false );
00361 
00362     void newJournal();
00363     void newJournal( ResourceCalendar *res, const QString &subRes );
00364     void newJournal( ResourceCalendar *res, const QString &subRes,
00365                      const QDate &date );
00366     void newJournal( ResourceCalendar *res, const QString &subRes,
00367                      const QString &text, const QDate &date = QDate() );
00368 
00369     void toggleAlarm( Incidence * );
00370     void dissociateOccurrence( Incidence *, const QDate & );
00371     void dissociateFutureOccurrence( Incidence *, const QDate & );
00372 
00373 
00378     void checkClipboard();
00379 
00386     void readSettings();
00387 
00389     void writeSettings();
00390 
00392     void readFilterSettings( KConfig *config );
00393 
00395     void writeFilterSettings( KConfig *config );
00396 
00399     void changeIncidenceDisplay( Incidence *, int );
00400 
00401     void incidenceAdded( Incidence * );
00402     void incidenceChanged( Incidence *oldEvent, Incidence *newEvent,
00403                            KOGlobals::WhatChanged modification );
00404     void incidenceToBeDeleted( Incidence *incidence );
00405     void incidenceDeleted( Incidence * );
00406     void startMultiModify( const QString &text );
00407     void endMultiModify();
00408 
00409     void editCanceled( Incidence * );
00410 
00411     void updateView( const QDate &start, const QDate &end );
00412     void updateView();
00413 
00414     void updateUnmanagedViews();
00415 
00417     void edit_cut();
00418 
00420     void edit_copy();
00421 
00423     void edit_paste();
00424 
00426     void edit_options();
00427 
00432     void print();
00433 
00435     void exportWeb();
00436 
00438     void exportICalendar();
00439 
00441     void exportVCalendar();
00442 
00444     void appointment_show();
00450     void appointment_edit();
00455     void appointment_delete();
00456 
00457     /* frees a subtodo from it's relation, update the view */
00458     void todo_unsub();
00459     /* Free a subtodo from it's relation, without update the view */
00460     bool todo_unsub( Todo *todo );
00462     bool makeSubTodosIndependents ( );
00464     bool makeSubTodosIndependents ( Todo *todo );
00465 
00467     void takeOverEvent();
00468 
00470     void takeOverCalendar();
00471 
00473     bool isModified();
00475     void setModified( bool modified = true );
00476 
00478     bool isReadOnly();
00480     void setReadOnly( bool readOnly = true );
00481 
00482     void eventUpdated( Incidence * );
00483 
00484     /* iTIP scheduling actions */
00485     void schedule_publish( Incidence *incidence = 0 );
00486     void schedule_request( Incidence *incidence = 0 );
00487     void schedule_refresh( Incidence *incidence = 0 );
00488     void schedule_cancel( Incidence *incidence = 0 );
00489     void schedule_add( Incidence *incidence = 0 );
00490     void schedule_reply( Incidence *incidence = 0 );
00491     void schedule_counter( Incidence *incidence = 0 );
00492     void schedule_declinecounter( Incidence *incidence = 0 );
00493     void schedule_forward( Incidence *incidence = 0 );
00494     void mailFreeBusy( int daysToPublish = 30 );
00495     void uploadFreeBusy();
00496 
00497     void openAddressbook();
00498 
00499     void editFilters();
00500 
00501     void updateFilter();
00502 
00503     void showIntro();
00504 
00505     void showDateNavigator( bool );
00506     void showTodoView( bool );
00507     void showEventViewer( bool );
00508 
00510     void goDate( const QDate& date );
00511 
00513     void showDate( const QDate &date );
00514 
00516     void goToday();
00517 
00519     void goNext();
00520 
00522     void goPrevious();
00523 
00524     void toggleExpand();
00525     void showLeftFrame( bool show = true );
00526 
00527     void dialogClosing( Incidence * );
00528 
00529     void processMainViewSelection( Incidence *incidence, const QDate &date );
00530     void processTodoListSelection( Incidence *incidence, const QDate &date );
00531 
00532     void processIncidenceSelection( Incidence *incidence, const QDate &date );
00533 
00534     void purgeCompleted();
00535 
00536     void slotAutoArchivingSettingsModified() { emit autoArchivingSettingsModified(); }
00537 
00538     void showErrorMessage( const QString & );
00539     void schedule( Scheduler::Method, Incidence *incidence );
00540     void addIncidenceOn( Incidence *, const QDate & );
00541     void moveIncidenceTo( Incidence *, const QDate & );
00542     void filterActivated( int filterNum );
00543 
00544     void resourcesChanged();
00545 
00552     void selectWeek( const QDate & );
00553 
00554   protected slots:
00556     void showDates( const KCal::DateList & );
00557 
00558   public:
00559     // show a standard warning
00560     // returns KMsgBox::yesNoCancel()
00561     int msgCalModified();
00562 
00566     void adaptNavigationUnits();
00567 
00574     QDate activeIncidenceDate();
00575 
00586     QDate activeDate( bool fallbackToToday = false );
00587 
00609     Incidence* singleOccurrenceOrAll( Incidence *inc,
00610                                       KOGlobals::OccurrenceAction userAction,
00611                                       KOGlobals::WhichOccurrences &chosenOption,
00612                                       const QDate &itemDate = QDate(),
00613                                       const bool commitToCalendar = false );
00614 
00615   protected:
00616     void setIncidenceChanger( IncidenceChangerBase *changer );
00617 
00618 //     // returns KMsgBox::OKCancel()
00619     int msgItemDelete( Incidence *incidence );
00620 
00621     Todo *selectedTodo();
00622 
00623     void warningChangeFailed( Incidence * );
00624     void checkForFilteredChange( Incidence *incidence );
00628     void dateTimesForNewEvent( QDateTime &startDt, QDateTime &endDt, bool &allDay );
00629     KOEventEditor *newEventEditor( ResourceCalendar *res, const QString &subRes,
00630                                    const QDateTime &startDtParam = QDateTime(),
00631                                    const QDateTime &endDtParam = QDateTime() ,
00632                                    bool allDayParam = false );
00633 
00634   private:
00635     void init();
00636 
00643     Incidence *incToSendToClipboard( bool cut );
00644 
00645     void calendarModified( bool, Calendar * );
00646     // Helper function for purgeCompleted that recursively purges a todo and
00647     // its subitems. If it cannot delete a completed todo (because it has
00648     // uncompleted subitems), notAllPurged is set to true.
00649     bool purgeCompletedSubTodos( Todo* todo, bool &notAllPurged );
00650 
00651     KOrg::History *mHistory;
00652 
00653     QSplitter    *mPanner;
00654     QSplitter    *mLeftSplitter;
00655     QWidget      *mLeftFrame;
00656     QWidgetStack *mRightFrame;
00657 
00658     NavigatorBar *mNavigatorBar;
00659 
00660     DateNavigatorContainer *mDateNavigatorContainer;
00661 
00662 
00663     QPtrList<CalendarViewExtension> mExtensions;
00664 
00665     Calendar *mCalendar;
00666 
00667     DateNavigator *mDateNavigator;
00668     DateChecker *mDateChecker;
00669 
00670     KOEventViewer *mEventViewer;
00671     KOViewManager *mViewManager;
00672     KODialogManager *mDialogManager;
00673 
00674     // Calendar filters
00675     QPtrList<CalFilter> mFilters;
00676     CalFilter *mCurrentFilter;
00677 
00678     // various housekeeping variables.
00679     bool            mModified; // flag indicating if calendar is modified
00680     bool            mReadOnly; // flag indicating if calendar is read-only
00681 
00682     Incidence *mSelectedIncidence;
00683     QDate mSaveDate;
00684 
00685     KOTodoView *mTodoList;
00686     QMap<Incidence*,KOIncidenceEditor*> mDialogList;
00687 
00688     KOrg::IncidenceChangerBase *mChanger;
00689 };
00690 
00691 
00692 
00693 
00694 #endif
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