ktimetracker/historydialog.cpp

   1 /*
   2  *     Copyright (C) 2007 by Thorsten Staerk and Mathias Soeken <msoeken@tzi.de>
   3  *
   4  *   This program is free software; you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation; either version 2 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License along
  15  *   with this program; if not, write to the
  16  *      Free Software Foundation, Inc.
  17  *      51 Franklin Street, Fifth Floor
  18  *      Boston, MA  02110-1301  USA.
  19  *
  20  */
  21
  22 #include "historydialog.h"
  23 #include "ui_historydialog.h"
  24 #include "taskview.h"
  25 #include "kttcalendar.h"
  26
  27 #include <QItemDelegate>
  28 #include <KDateTimeWidget>
  29 #include <KMessageBox>
  30 #include <KDebug>
  31
  32 class HistoryWidgetDelegate : public QItemDelegate
  33 {
  34
  35 public:
  36     HistoryWidgetDelegate( QObject *parent = 0 ) : QItemDelegate( parent ) {}
  37
  38     QWidget *createEditor( QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &) const
  39     {
  40         KDateTimeWidget *editor = new KDateTimeWidget( parent );
  41         editor->setAutoFillBackground( true );
  42         editor->setPalette( option.palette );
  43         editor->setBackgroundRole( QPalette::Background );
  44         return editor;
  45     }
  46
  47     void setEditorData( QWidget *editor, const QModelIndex &index ) const
  48     {
  49         QDateTime dateTime = QDateTime::fromString( index.model()->data( index, Qt::DisplayRole ).toString(), "yyyy-MM-dd HH:mm:ss" );
  50         KDateTimeWidget *dateTimeWidget = static_cast<KDateTimeWidget*>( editor );
  51         dateTimeWidget->setDateTime( dateTime );
  52     }
  53
  54     void setModelData( QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
  55     {
  56         KDateTimeWidget *dateTimeWidget = static_cast<KDateTimeWidget*>( editor );
  57         QDateTime dateTime = dateTimeWidget->dateTime();
  58         model->setData( index, dateTime.toString( "yyyy-MM-dd HH:mm:ss" ), Qt::EditRole );
  59     }
  60
  61     void updateEditorGeometry( QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &) const
  62     {
  63         editor->setGeometry( option.rect );
  64     }
  65 };
  66
  67 historydialog::historydialog(TaskView *parent) :
  68     QDialog(parent),
  69     m_ui(new Ui::historydialog)
  70 {
  71     mparent=parent;
  72     m_ui->setupUi(this);
  73     /* Item Delegate for displaying KDateTimeWidget instead of QLineEdit */
  74     HistoryWidgetDelegate *historyWidgetDelegate = new HistoryWidgetDelegate( m_ui->historytablewidget );
  75     m_ui->historytablewidget->setItemDelegateForColumn( 1, historyWidgetDelegate );
  76     m_ui->historytablewidget->setItemDelegateForColumn( 2, historyWidgetDelegate );
  77
  78     m_ui->historytablewidget->setEditTriggers( QAbstractItemView::AllEditTriggers );
  79     m_ui->historytablewidget->setColumnCount(5);
  80     m_ui->historytablewidget->setHorizontalHeaderLabels(
  81     QStringList() << i18n( "Task" ) << i18n( "StartTime" ) << i18n( "EndTime" )
  82                   << i18n( "Comment" ) << QString( "event UID" ) );
  83     m_ui->historytablewidget->horizontalHeader()->setStretchLastSection( true );
  84     m_ui->historytablewidget->setColumnHidden( 4, true );  // hide the "UID" column
  85     listallevents();
  86     m_ui->historytablewidget->setSortingEnabled( true );
  87     m_ui->historytablewidget->sortItems( 1, Qt::DescendingOrder );
  88     m_ui->historytablewidget->resizeColumnsToContents();
  89 }
  90
  91 historydialog::~historydialog()
  92 {
  93     delete m_ui;
  94 }
  95
  96 QString historydialog::listallevents()
  97 {
  98     QString err=QString();
  99     // if sorting is enabled and we write to row x, we cannot be sure row x will be in row x some lines later
 100     bool old_sortingenabled=m_ui->historytablewidget->isSortingEnabled();
 101     m_ui->historytablewidget->setSortingEnabled( false );
 102     connect(  m_ui->historytablewidget, SIGNAL(cellChanged(int,int)),
 103               this, SLOT(historyWidgetCellChanged(int,int)) );
 104
 105     KCalCore::Event::List eventList = mparent->storage()->rawevents();
 106     KTimeTracker::KTTCalendar::Ptr calendar = mparent->storage()->calendar();
 107     for ( KCalCore::Event::List::iterator i = eventList.begin();
 108         i != eventList.end(); ++i )
 109     {
 110         int row =  m_ui->historytablewidget->rowCount();
 111         m_ui->historytablewidget->insertRow( row );
 112         QTableWidgetItem* item=0;
 113         if ( !(*i)->relatedTo().isEmpty() ) // maybe the file is corrupt and (*i)->relatedTo is NULL
 114         {
 115             KCalCore::Incidence::Ptr parent = calendar ? calendar->incidence( (*i)->relatedTo() ) : KCalCore::Incidence::Ptr();
 116             item = new QTableWidgetItem( parent ? parent->summary() : (*i)->summary() );
 117             item->setFlags( Qt::ItemIsEnabled );
 118             item->setWhatsThis( i18n( "You can change this task's comment, start time and end time." ) );
 119             m_ui->historytablewidget->setItem( row, 0, item );
 120             // dtStart is stored like DTSTART;TZID=Europe/Berlin:20080327T231056
 121             // dtEnd is stored like DTEND:20080327T231509Z
 122             // we need to handle both differently
 123             QDateTime start = QDateTime::fromTime_t( (*i)->dtStart().toTime_t() );
 124             QDateTime end = QDateTime::fromString( (*i)->dtEnd().toString(), Qt::ISODate );
 125             kDebug() << "start =" << start << "; end =" << end;
 126             m_ui->historytablewidget->setItem( row, 1, new QTableWidgetItem( start.toString( "yyyy-MM-dd HH:mm:ss" ) ) );
 127             m_ui->historytablewidget->setItem( row, 2, new QTableWidgetItem( end.toString( "yyyy-MM-dd HH:mm:ss" ) ) );
 128             m_ui->historytablewidget->setItem( row, 4, new QTableWidgetItem( (*i)->uid() ) );
 129             kDebug() <<"(*i)->comments.count() ="  << (*i)->comments().count();
 130             if ( (*i)->comments().count() > 0 )
 131             {
 132                 m_ui->historytablewidget->setItem( row, 3, new QTableWidgetItem( (*i)->comments().last() ) );
 133             }
 134         }
 135         else
 136         {
 137             kDebug(5970) << "There is no 'relatedTo' entry for " << (*i)->summary();
 138             err="NoRelatedToForEvent";
 139         }
 140     }
 141     m_ui->historytablewidget->resizeColumnsToContents();
 142     m_ui->historytablewidget->setColumnWidth( 1, 300 );
 143     m_ui->historytablewidget->setColumnWidth( 2, 300 );
 144     setMinimumSize(  m_ui->historytablewidget->columnWidth( 0 )
 145                   +  m_ui->historytablewidget->columnWidth( 1 )
 146                   +  m_ui->historytablewidget->columnWidth( 2 )
 147                   +  m_ui->historytablewidget->columnWidth( 3 ), height() );
 148     m_ui->historytablewidget->setSortingEnabled(old_sortingenabled);
 149     return err;
 150 }
 151
 152 void historydialog::changeEvent(QEvent *e)
 153 {
 154     QDialog::changeEvent(e);
 155     switch (e->type())
 156     {
 157         case QEvent::LanguageChange:
 158             m_ui->retranslateUi(this);
 159             break;
 160         default:
 161             break;
 162     }
 163 }
 164
 165 void historydialog::historyWidgetCellChanged( int row, int col )
 166 {
 167     kDebug( 5970 ) << "Entering function";
 168     kDebug( 5970 ) << "row =" << row << " col =" << col;
 169     if ( m_ui->historytablewidget->item( row, 4 ) )
 170     { // the user did the change, not the program
 171         if ( col == 1 )
 172         { // StartDate changed
 173             kDebug( 5970 ) << "user changed StartDate to" << m_ui->historytablewidget->item( row, col )->text();
 174             QString uid = m_ui->historytablewidget->item( row, 4 )->text();
 175             KCalCore::Event::List eventList = mparent->storage()->rawevents();
 176             for( KCalCore::Event::List::iterator i = eventList.begin(); i != eventList.end(); ++i )
 177             {
 178                 kDebug(5970) << "row=" << row <<" col=" << col;
 179                 if ( (*i)->uid() == uid )
 180                 {
 181                     if ( KDateTime::fromString( m_ui->historytablewidget->item( row, col )->text() ).isValid() )
 182                     {
 183                         QDateTime datetime = QDateTime::fromString( m_ui->historytablewidget->item( row, col )->text(), "yyyy-MM-dd HH:mm:ss" );
 184                         KDateTime kdatetime = KDateTime::fromString( datetime.toString( Qt::ISODate ) );
 185                         (*i)->setDtStart( kdatetime );
 186                         mparent->reFreshTimes();
 187                         kDebug(5970) <<"Program SetDtStart to" << m_ui->historytablewidget->item( row, col )->text();
 188                     }
 189                     else
 190                         KMessageBox::information( 0, i18n( "This is not a valid Date/Time." ) );
 191                 }
 192             }
 193         }
 194         if ( col == 2 )
 195         { // EndDate changed
 196             kDebug( 5970 ) <<"user changed EndDate to" << m_ui->historytablewidget->item(row,col)->text();
 197             QString uid = m_ui->historytablewidget->item( row, 4 )->text();
 198             KCalCore::Event::List eventList = mparent->storage()->rawevents();
 199             for( KCalCore::Event::List::iterator i = eventList.begin(); i != eventList.end(); ++i)
 200             {
 201                 kDebug() <<"row=" << row <<" col=" << col;
 202                 if ( (*i)->uid() == uid )
 203                 {
 204                     if ( KDateTime::fromString( m_ui->historytablewidget->item( row, col )->text() ).isValid() )
 205                     {
 206                         QDateTime datetime = QDateTime::fromString( m_ui->historytablewidget->item( row, col )->text(), "yyyy-MM-dd HH:mm:ss" );
 207                         KDateTime kdatetime = KDateTime::fromString( datetime.toString( Qt::ISODate ) );
 208                         (*i)->setDtEnd( kdatetime );
 209                         mparent->reFreshTimes();
 210                         kDebug(5970) <<"Program SetDtEnd to" << m_ui->historytablewidget->item( row, col )->text();
 211                     }
 212                     else
 213                         KMessageBox::information( 0, i18n( "This is not a valid Date/Time." ) );
 214                 }
 215             }
 216         }
 217         if ( col == 3 )
 218         { // Comment changed
 219             kDebug( 5970 ) <<"user changed Comment to" << m_ui->historytablewidget->item(row,col)->text();
 220             QString uid = m_ui->historytablewidget->item( row, 4 )->text();
 221             kDebug() <<"uid =" << uid;
 222             KCalCore::Event::List eventList = mparent->storage()->rawevents();
 223             for ( KCalCore::Event::List::iterator i = eventList.begin(); i != eventList.end(); ++i )
 224             {
 225                 kDebug() <<"row=" << row <<" col=" << col;
 226                 if ( (*i)->uid() == uid )
 227                 {
 228                     (*i)->addComment( m_ui->historytablewidget->item( row, col )->text() );
 229                     kDebug() <<"added" << m_ui->historytablewidget->item( row, col )->text();
 230                 }
 231             }
 232         }
 233     }
 234 }
 235
 236 QString historydialog::refresh()
 237 {
 238     QString err;
 239     while (m_ui->historytablewidget->rowCount()>0)
 240         m_ui->historytablewidget->removeRow(0);
 241     listallevents();
 242     return err;
 243 }
 244
 245
 246 void historydialog::on_deletepushbutton_clicked()
 247 {
 248     if (m_ui->historytablewidget->item( m_ui->historytablewidget->currentRow(), 4))
 249     { // if an item is current
 250         QString uid = m_ui->historytablewidget->item( m_ui->historytablewidget->currentRow(), 4 )->text();
 251         kDebug() <<"uid =" << uid;
 252         KCalCore::Event::List eventList = mparent->storage()->rawevents();
 253         for ( KCalCore::Event::List::iterator i = eventList.begin(); i != eventList.end(); ++i )
 254         {
 255             if ( (*i)->uid() == uid )
 256             {
 257                 kDebug(5970) << "removing uid " << (*i)->uid();
 258                 mparent->storage()->removeEvent((*i)->uid());
 259                 mparent->reFreshTimes();
 260                 this->refresh();
 261             }
 262         }
 263     }
 264     else KMessageBox::information(this, i18n("Please select a task to delete."));
 265 }
 266
 267 void historydialog::on_okpushbutton_clicked()
 268 {
 269     m_ui->historytablewidget->setCurrentCell(0,0); // you need to change the cell to store the value
 270     close();
 271 }