1 files changed, 92 insertions, 70 deletions

diff --git a/core/pim/datebook/datebookweek.cpp b/core/pim/datebook/datebookweek.cpp
index ce0b10b..8caa827 100644
--- a/core/pim/datebook/datebookweek.cpp
+++ b/core/pim/datebook/datebookweek.cpp
@@ -208,480 +208,502 @@ void DateBookWeekView::positionItem( DateBookWeekItem *i )
     if ( dow == 7 )
         dow = 1;
     else
         dow++;
     }
     int x = header->sectionPos( dow ) - 1;
     int xlim = header->sectionPos( dow ) + header->sectionSize( dow );
     DateBookWeekItem *isect = 0;
     do {
     i->setGeometry( x, y, Width, h );
     isect = intersects( i );
     x += Width - 1;
     } while ( isect && x < xlim );
 }
 
 DateBookWeekItem *DateBookWeekView::intersects( const DateBookWeekItem *item )
 {
     QRect geom = item->geometry();
 
     // We allow the edges to overlap
     geom.moveBy( 1, 1 );
     geom.setSize( geom.size()-QSize(2,2) );
 
     QListIterator<DateBookWeekItem> it(items);
     for ( ; it.current(); ++it ) {
     DateBookWeekItem *i = it.current();
     if ( i != item ) {
         if ( i->geometry().intersects( geom ) ) {
         return i;
         }
     }
     }
 
     return 0;
 }
 
 void DateBookWeekView::contentsMousePressEvent( QMouseEvent *e )
 {
     QListIterator<DateBookWeekItem> it(items);
     for ( ; it.current(); ++it ) {
     DateBookWeekItem *i = it.current();
     if ( i->geometry().contains( e->pos() ) ) {
         showingEvent = true;
         emit signalShowEvent( i->event() );
         break;
     }
     }
 }
 
 void DateBookWeekView::contentsMouseReleaseEvent( QMouseEvent *e )
 {
     if ( showingEvent ) {
     showingEvent = false;
     emit signalHideEvent();
     } else {
     int d = header->sectionAt( e->pos().x() );
     if ( d > 0 ) {
 //      if ( !bOnMonday )
 //      d--;
         emit showDay( d );
     }
     }
 }
 
 void DateBookWeekView::drawContents( QPainter *p, int cx, int cy, int cw, int ch )
 {
     QRect ur( cx, cy, cw, ch );
     p->setPen( lightGray );
     for ( int i = 1; i <= 7; i++ )
     p->drawLine( header->sectionPos(i)-2, cy, header->sectionPos(i)-2, cy+ch );
 
     p->setPen( black );
     for ( int t = 0; t < 24; t++ ) {
     int y = t*rowHeight;
     if ( QRect( 1, y, 20, rowHeight ).intersects( ur ) ) {
         QString s;
         if ( ampm ) {
         if ( t == 0 )
             s = QString::number( 12 );
         else if ( t == 12 )
             s = QString::number(12) + tr( "p" );
         else if ( t > 12 ) {
             if ( t - 12 < 10 )
             s = " ";
             else
             s = "";
             s += QString::number( t - 12 ) + tr("p");
         } else {
             if ( 12 - t < 3 )
             s = "";
             else
             s = " ";
             s += QString::number( t );
         }
         } else {
         s = QString::number( t );
         if ( s.length() == 1 )
             s.prepend( "0" );
         }
         p->drawText( 1, y+p->fontMetrics().ascent()+1, s );
     }
     }
 
     QListIterator<DateBookWeekItem> it(items);
     for ( ; it.current(); ++it ) {
     DateBookWeekItem *i = it.current();
     if ( i->geometry().intersects( ur ) ) {
         p->setBrush( i->color() );
         p->drawRect( i->geometry() );
     }
     }
 }
 
 void DateBookWeekView::resizeEvent( QResizeEvent *e )
 {
     const int hourWidth = 20;
     QScrollView::resizeEvent( e );
 
 
     //HEAD
     /*
     int avail = visibleWidth();
     header->setGeometry( leftMargin()+frameWidth()+frameRect().left() , frameWidth(),
               visibleWidth(), header->sizeHint().height() );
     setMargins( 0, header->sizeHint().height(), 0, 0 );
     */
     //BRANCH_1_0
     int avail = width()-qApp->style().scrollBarExtent().width()-1;
     header->setGeometry( 0, 0, avail, header->sizeHint().height() );
     setMargins( 0, header->height(), 0, 0 );
 
 
     header->resizeSection( 0, hourWidth );
     int sw = (avail - hourWidth) / 7;
     for ( int i = 1; i < 7; i++ )
     header->resizeSection( i, sw );
     header->resizeSection( 7, avail - hourWidth - sw*6 );
 }
 
 void DateBookWeekView::setStartOfWeek( bool bStartOnMonday )
 {
     bOnMonday = bStartOnMonday;
     initNames();
 }
 
 //-------------------------------------------------------------------
 
 DateBookWeek::DateBookWeek( bool ap, bool startOnMonday, DateBookDBHoliday *newDB,
                 QWidget *parent, const char *name )
     : QWidget( parent, name ),
       db( newDB ),
       startTime( 0 ),
       ampm( ap ),
       bStartOnMonday( startOnMonday )
 {
     setFocusPolicy(StrongFocus);
     QVBoxLayout *vb = new QVBoxLayout( this );
     header = new DateBookWeekHeader( bStartOnMonday, this );
     view = new DateBookWeekView( ampm, startOnMonday, this );
     vb->addWidget( header );
     vb->addWidget( view );
 
     lblDesc = new QLabel( this, "event label" );
     lblDesc->setFrameStyle( QFrame::Plain | QFrame::Box );
     lblDesc->setBackgroundColor( yellow );
     lblDesc->hide();
 
     tHide = new QTimer( this );
 
     connect( view, SIGNAL( showDay(int) ), this, SLOT( showDay(int) ) );
     connect( view, SIGNAL(signalShowEvent(const EffectiveEvent&)), this, SLOT(slotShowEvent(const EffectiveEvent&)) );
     connect( view, SIGNAL(signalHideEvent()), this, SLOT(slotHideEvent()) );
     connect( header, SIGNAL( dateChanged(QDate&) ), this, SLOT( dateChanged(QDate&) ) );
     connect( tHide, SIGNAL( timeout() ), lblDesc, SLOT( hide() ) );
     connect( qApp, SIGNAL(weekChanged(bool)), this, SLOT(slotWeekChanged(bool)) );
     connect( qApp, SIGNAL(clockChanged(bool)), this, SLOT(slotClockChanged(bool)));
     setDate(QDate::currentDate());
 }
 
 void DateBookWeek::keyPressEvent(QKeyEvent *e)
 {
     switch(e->key()) {
     case Key_Up:
         view->scrollBy(0, -20);
         break;
     case Key_Down:
         view->scrollBy(0, 20);
         break;
     case Key_Left:
         setDate(date().addDays(-7));
         break;
     case Key_Right:
         setDate(date().addDays(7));
         break;
     default:
         e->ignore();
     }
 }
 
 void DateBookWeek::showDay( int day )
 {
     QDate d=bdate;
 
     // Calculate offset to first day of week.
     int dayoffset=d.dayOfWeek() % 7;
 
     if(bStartOnMonday) dayoffset--;
 
     day--;
     d=d.addDays(day-dayoffset);
     emit showDate( d.year(), d.month(), d.day() );
 }
 
 void DateBookWeek::setDate( int y, int m, int d )
 {
     setDate(QDate(y, m, d));
 }
 
 void DateBookWeek::setDate(QDate newdate)
 {
     bdate=newdate;
     dow = newdate.dayOfWeek();
     header->setDate( newdate );
 }
 
 void DateBookWeek::dateChanged( QDate &newdate )
 {
     bdate=newdate;
     getEvents();
 }
 
 QDate DateBookWeek::date() const
 {
     return bdate;
 }
 
 void DateBookWeek::getEvents()
 {
     QDate startWeek = weekDate();
 
     QDate endWeek = startWeek.addDays( 6 );
     QValueList<EffectiveEvent> eventList = db->getEffectiveEvents(startWeek, endWeek);
     view->showEvents( eventList );
     view->moveToHour( startTime );
 }
 
 void DateBookWeek::generateAllDayTooltext( QString& text ) {
     text += "<b>" + tr("This is an all day event.") + "</b><br>";
 }
 
 void DateBookWeek::generateNormalTooltext( QString& str, const EffectiveEvent &ev ) {
     str += "<b>" + QObject::tr("Start") + "</b>: ";
     str += TimeString::timeString( ev.event().start().time(), ampm, FALSE );
     if( ev.startDate()!=ev.endDate() ) {
         str += " <i>" + TimeString::longDateString( ev.startDate() )+"</i>";
     }
     str += "<br>";
     str += "<b>" + QObject::tr("End") + "</b>: ";
     str += TimeString::timeString( ev.event().end().time(), ampm, FALSE );
     if( ev.startDate()!=ev.endDate() ) {
         str += " <i>" + TimeString::longDateString( ev.endDate() ) + "</i>";
     }
 }
 
 void DateBookWeek::slotShowEvent( const EffectiveEvent &ev )
 {
     if ( tHide->isActive() )
         tHide->stop();
 
     // why would someone use "<"?  Oh well, fix it up...
     // I wonder what other things may be messed up...
     QString strDesc = ev.description();
     int where = strDesc.find( "<" );
     while ( where != -1 ) {
     strDesc.remove( where, 1 );
     strDesc.insert( where, "&#60;" );
     where = strDesc.find( "<", where );
     }
 
     QString strCat;
     // ### FIX later...
 //     QString strCat = ev.category();
 //     where = strCat.find( "<" );
 //     while ( where != -1 ) {
 //  strCat.remove( where, 1 );
 //  strCat.insert( where, "&#60;" );
 //  where = strCat.find( "<", where );
 //     }
 
     QString strLocation = ev.location();
     while ( where != -1 ) {
     strLocation.remove( where, 1 );
     strLocation.insert( where, "&#60;" );
     where = strLocation.find( "<", where );
     }
 
     QString strNote = ev.notes();
     where = strNote.find( "<" );
     while ( where != -1 ) {
     strNote.remove( where, 1 );
     strNote.insert( where, "&#60;" );
     where = strNote.find( "<", where );
     }
 
     QString str = "<b>" + strDesc + "</b><br>"
                   + strLocation + "<br>"
                   + "<i>" + strCat + "</i>"
                   + "<br>" + TimeString::longDateString( ev.date() )
               + "<br>";
 
     if (ev.event().type() == Event::Normal )
         generateNormalTooltext( str, ev );
     else
         generateAllDayTooltext( str );
 
     str += "<br><br>" + strNote;
 
     lblDesc->setText( str );
     lblDesc->resize( lblDesc->sizeHint() );
     // move the label so it is "centerd" horizontally...
     lblDesc->move( QMAX(0,(width() - lblDesc->width()) / 2), 0 );
     lblDesc->show();
 }
 
 void DateBookWeek::slotHideEvent()
 {
     tHide->start( 2000, true );
 }
 
 void DateBookWeek::setStartViewTime( int startHere )
 {
     startTime = startHere;
     view->moveToHour( startTime );
 }
 
 int DateBookWeek::startViewTime() const
 {
     return startTime;
 }
 
 void DateBookWeek::redraw()
 {
     getEvents();
 }
 
 void DateBookWeek::slotYearChanged( int y )
 {
     int totWeek;
     QDate d( y, 12, 31 );
     int throwAway;
     calcWeek( d, totWeek, throwAway, bStartOnMonday );
     while ( totWeek == 1 ) {
         d = d.addDays( -1 );
         calcWeek( d, totWeek, throwAway, bStartOnMonday );
     }
 }
 
 void DateBookWeek::slotWeekChanged( bool onMonday )
 {
     bStartOnMonday = onMonday;
     view->setStartOfWeek( bStartOnMonday );
     header->setStartOfWeek( bStartOnMonday );
     redraw();
 }
 
 void DateBookWeek::slotClockChanged( bool ap )
 {
     ampm = ap;
 }
 
 // return the date at the beginning of the week...
 QDate DateBookWeek::weekDate() const
 {
     QDate d=bdate;
 
     // Calculate offset to first day of week.
     int dayoffset=d.dayOfWeek();
     if(bStartOnMonday) dayoffset--;
     else if( dayoffset == 7 )
         dayoffset = 0;
 
     return d.addDays(-dayoffset);
 }
 
-// this used to only be needed by datebook.cpp, but now we need it inside
-// week view since
-// we need to be able to figure out our total number of weeks on the fly...
-// this is probably the best place to put it..
+// This used to only be needed by datebook.cpp, but now we need it
+// inside week view since we need to be able to figure out our total
+// number of weeks on the fly. This is probably the best place to put
+// it.
 
 // For Weeks that start on Monday... (EASY!)
-// At the moment we will use ISO 8601 method for computing
-// the week.  Granted, other countries use other methods,
-// bet we aren't doing any Locale stuff at the moment.  So,
-// this should pass.  This Algorithim is public domain and
-// available at:
+// At the moment we will use the ISO 8601 method for computing the week.
+// Granted, other countries use other methods, but we aren't doing any
+// Locale stuff at the moment. Without locale info it is too hard to
+// guess what method should be used. So, this should pass. This
+// algorithim is public domain and available at:
 // http://personal.ecu.edu/mccartyr/ISOwdALG.txt
-// the week number is return, and the year number is returned in year
+// the week number is returned, and the year number is returned in year
 // for Instance 2001/12/31 is actually the first week in 2002.
-// There is a more mathematical definition, but I will implement it when
-// we are pass our deadline.
+// There is a more mathematical definition, it should be implemented.
 
 // For Weeks that start on Sunday... (ahh... home rolled)
-// okay, if Jan 1 is on Friday or Saturday,
-// it will go to the pervious
-// week...
-
+// okay, if Jan 1 is on Friday or Saturday, it will go to the previous
+// week.
+
+/*!
+ * The week number and year number of a date may actually be different
+ * then the date itself as specified by the ISO 8601 standard. For
+ * example if Jan 1 year falls on a Friday, the week number will
+ * be the last week number for the previous year (52 of year - 1). Another
+ * example is that the date 2001-12-31 falls on a Monday, its week number
+ * is 1 and its year is 2002. This function provides stripped down
+ * version of the alogrithm described in
+ * http://personal.ecu.edu/mccartyr/ISOwdALG.txt to provide the correct
+ * week number and year number for a given date.
+ *
+ * \param d The date that you want to know the week number for.
+ * \param week A reference to the variable you want to store the week
+ *        number in.
+ * \param year A reference to the variable you want to store the year
+ *        number in.
+ * \param startOnMonday Inform the function whether weeks start on
+ *        Sunday or Monday. Set to true if your weeks start on Monday.
+ * \return false if the supplied date is invalid, true otherwise.
+ */
 bool calcWeek( const QDate &d, int &week, int &year,
            bool startOnMonday )
 {
-    int weekNumber;
-    int yearNumber;
+    int weekNumber = -1;
+    int yearNumber = -1;
 
-    // remove a pesky warning, (Optimizations on g++)
-    weekNumber = -1;
     int jan1WeekDay = QDate(d.year(), 1, 1).dayOfWeek();
     int dayOfWeek = d.dayOfWeek();
 
     if ( !d.isValid() )
-    return false;
+        return false;
 
     if ( startOnMonday ) {
-    // find the Jan1Weekday;
-    if ( d.dayOfYear() <= ( 8 - jan1WeekDay) && jan1WeekDay > 4 ) {
-        yearNumber = d.year() - 1;
-        if ( jan1WeekDay == 5 || ( jan1WeekDay == 6 && QDate::leapYear(yearNumber) ) )
-        weekNumber = 53;
-        else
-        weekNumber = 52;
-    } else
-        yearNumber = d.year();
-    if ( yearNumber == d.year() ) {
-        int totalDays = 365;
-        if ( QDate::leapYear(yearNumber) )
-        totalDays++;
-        if ( ((totalDays - d.dayOfYear()) < (4 - dayOfWeek) )
-         || (jan1WeekDay == 7) && (totalDays - d.dayOfYear()) < 3) {
-        yearNumber++;
-        weekNumber = 1;
+        // find the Jan1Weekday;
+        if ( d.dayOfYear() <= ( 8 - jan1WeekDay) && jan1WeekDay > 4 ) {
+            yearNumber = d.year() - 1;
+            if ( jan1WeekDay == 5
+                 || ( jan1WeekDay == 6 && QDate::leapYear(yearNumber) ) )
+                weekNumber = 53;
+            else
+                weekNumber = 52;
+        } else
+            yearNumber = d.year();
+
+        if ( yearNumber == d.year() ) {
+            int totalDays = 365;
+            if ( QDate::leapYear(yearNumber) )
+                totalDays++;
+            if ( ((totalDays - d.dayOfYear()) < (4 - dayOfWeek) )
+                 || (jan1WeekDay == 7) && (totalDays - d.dayOfYear()) < 3)
+            {
+                yearNumber++;
+                weekNumber = 1;
+            }
+        }
+        if ( yearNumber == d.year() ) {
+            int j = d.dayOfYear() + (7 - dayOfWeek) + ( jan1WeekDay - 1 );
+            weekNumber = j / 7;
+            if ( jan1WeekDay > 4 )
+                weekNumber--;
         }
-    }
-    if ( yearNumber == d.year() ) {
-        int j = d.dayOfYear() + (7 - dayOfWeek) + ( jan1WeekDay - 1 );
-        weekNumber = j / 7;
-        if ( jan1WeekDay > 4 )
-        weekNumber--;
-    }
     } else {
-    // it's better to keep these cases separate...
-    if ( d.dayOfYear() <= (7 - jan1WeekDay) && jan1WeekDay > 4
-         && jan1WeekDay != 7 ) {
-        yearNumber = d.year() - 1;
-        if ( jan1WeekDay == 6
-         || (jan1WeekDay == 7 && QDate::leapYear(yearNumber) ) ) {
-        weekNumber = 53;
-        }else
-        weekNumber = 52;
-    } else
-        yearNumber = d.year();
-    if ( yearNumber == d.year() ) {
-        int totalDays = 365;
-        if ( QDate::leapYear( yearNumber ) )
-        totalDays++;
-        if ( ((totalDays - d.dayOfYear()) < (4 - dayOfWeek % 7)) ) {
-        yearNumber++;
-        weekNumber = 1;
+        // it's better to keep these cases separate...
+        if ( d.dayOfYear() <= (7 - jan1WeekDay) && jan1WeekDay > 4
+             && jan1WeekDay != 7 )
+        {
+            yearNumber = d.year() - 1;
+            if ( jan1WeekDay == 6
+                 || (jan1WeekDay == 7 && QDate::leapYear(yearNumber) ) )
+            {
+                weekNumber = 53;
+            } else
+                weekNumber = 52;
+        } else
+            yearNumber = d.year();
+
+        if ( yearNumber == d.year() ) {
+            int totalDays = 365;
+            if ( QDate::leapYear( yearNumber ) )
+                totalDays++;
+            if ( ((totalDays - d.dayOfYear()) < (4 - dayOfWeek % 7)) ) {
+                yearNumber++;
+                weekNumber = 1;
+            }
         }
-    }
-    if ( yearNumber == d.year() ) {
-        int j = d.dayOfYear() + (7 - dayOfWeek % 7) + ( jan1WeekDay - 1 );
-        weekNumber = j / 7;
-        if ( jan1WeekDay > 4 ) {
-        weekNumber--;
+        if ( yearNumber == d.year() ) {
+            int j = d.dayOfYear() + (7 - dayOfWeek % 7) + ( jan1WeekDay - 1 );
+            weekNumber = j / 7;
+
+            if ( jan1WeekDay > 4 )
+                weekNumber--;
         }
     }
-    }
     year = yearNumber;
     week = weekNumber;
     return true;
 }