kalarm/alarmlistdelegate.cpp

   1 /*
   2  *  alarmlistdelegate.cpp  -  handles editing and display of alarm list
   3  *  Program:  kalarm
   4  *  Copyright © 2007-2011 by David Jarvie <djarvie@kde.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License along
  17  *  with this program; if not, write to the Free Software Foundation, Inc.,
  18  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  */
  20
  21 #include "kalarm.h"
  22 #include "alarmlistdelegate.moc"
  23
  24 #ifdef USE_AKONADI
  25 #include "akonadimodel.h"
  26 #define ITEM_LIST_MODEL AlarmListModel
  27 #else
  28 #include "eventlistmodel.h"
  29 #define ITEM_LIST_MODEL EventListModel
  30 #endif
  31 #include "functions.h"
  32
  33 #include <kalarmcal/kacalendar.h>
  34
  35 #include <kcolorscheme.h>
  36 #include <kdebug.h>
  37
  38 #include <QAbstractProxyModel>
  39 #include <QMouseEvent>
  40 #include <QApplication>
  41
  42
  43 void AlarmListDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
  44 {
  45     QStyleOptionViewItem opt = option;
  46     if (index.isValid())
  47     {
  48         if (opt.state & QStyle::State_Selected
  49 #ifdef USE_AKONADI
  50         &&  !index.data(AkonadiModel::EnabledRole).toBool())
  51 #else
  52         &&  !index.data(EventListModel::EnabledRole).toBool())
  53 #endif
  54         {
  55             // Make the text colour for selected disabled alarms
  56             // distinguishable from enabled alarms.
  57             KColorScheme::adjustForeground(opt.palette, KColorScheme::InactiveText, QPalette::HighlightedText, KColorScheme::Selection);
  58         }
  59         switch (index.column())
  60         {
  61             case ITEM_LIST_MODEL::TimeColumn:
  62             {
  63                 QString str = index.data(Qt::DisplayRole).toString();
  64                 // Need to pad out spacing to align times without leading zeroes
  65                 int i = str.indexOf(" ~");    // look for indicator that leading zeroes are omitted
  66                 if (i >= 0)
  67                 {
  68                     QVariant value;
  69                     value = index.data(Qt::ForegroundRole);
  70                     if (value.isValid())
  71                         opt.palette.setColor(QPalette::Text, value.value<QColor>());
  72                     int digitWidth = opt.fontMetrics.width("0");
  73                     QString date = str.left(i + 1);
  74                     int w = opt.fontMetrics.width(date) + digitWidth;
  75                     drawDisplay(painter, opt, opt.rect, date);
  76                     QRect rect(opt.rect);
  77                     rect.setLeft(rect.left() + w);
  78                     drawDisplay(painter, opt, rect, str.mid(i + 2));
  79                     return;
  80                 }
  81                 break;
  82             }
  83             case ITEM_LIST_MODEL::ColourColumn:
  84             {
  85 #ifdef USE_AKONADI
  86                 const KAEvent event = static_cast<const ItemListModel*>(index.model())->event(index);
  87                 if (event.isValid()  &&  event.commandError() != KAEvent::CMD_NO_ERROR)
  88 #else
  89                 const KAEvent* event = static_cast<const EventListFilterModel*>(index.model())->event(index);
  90                 if (event  &&  event->commandError() != KAEvent::CMD_NO_ERROR)
  91 #endif
  92                 {
  93                     opt.font.setBold(true);
  94                     opt.font.setStyleHint(QFont::Serif);
  95                     opt.font.setPixelSize(opt.rect.height() - 2);
  96                 }
  97                 break;
  98             }
  99             default:
 100                 break;
 101         }
 102     }
 103     QItemDelegate::paint(painter, opt, index);
 104 }
 105
 106 QSize AlarmListDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
 107 {
 108     if (index.isValid())
 109     {
 110         switch (index.column())
 111         {
 112             case ITEM_LIST_MODEL::TimeColumn:
 113             {
 114                 int h = option.fontMetrics.lineSpacing();
 115                 const int textMargin = QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
 116                 int w = 2 * textMargin;
 117                 QString str = index.data(Qt::DisplayRole).toString();
 118                 // Need to pad out spacing to align times without leading zeroes
 119                 int i = str.indexOf(" ~");    // look for indicator that leading zeroes are omitted
 120                 if (i >= 0)
 121                 {
 122                     int digitWidth = option.fontMetrics.width("0");
 123                     QString date = str.left(i + 1);
 124                     w += option.fontMetrics.width(date) + digitWidth + option.fontMetrics.width(str.mid(i + 2));;
 125                 }
 126                 else
 127                     w += option.fontMetrics.width(str);
 128                 return QSize(w, h);
 129             }
 130             case ITEM_LIST_MODEL::ColourColumn:
 131             {
 132                 int h = option.fontMetrics.lineSpacing();
 133                 return QSize(h * 3 / 4, h);
 134             }
 135         }
 136     }
 137     return QItemDelegate::sizeHint(option, index);
 138 }
 139
 140 void AlarmListDelegate::edit(KAEvent* event, EventListView* view)
 141 {
 142     KAlarm::editAlarm(event, static_cast<AlarmListView*>(view));   // edit alarm (view-only mode if archived or read-only)
 143 }
 144
 145 // vim: et sw=4: