kget/ui/transfersview.cpp

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2006 Dario Massarin <nekkar@libero.it>
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public
   7    License as published by the Free Software Foundation; either
   8    version 2 of the License, or (at your option) any later version.
   9 */
  10
  11 #include "transfersview.h"
  12 #include "settings.h"
  13 #include "transfersviewdelegate.h"
  14
  15 #include <kdebug.h>
  16
  17 #include <QDropEvent>
  18 #include <QHeaderView>
  19
  20 TransfersView::TransfersView(QWidget * parent)
  21     : QTreeView(parent)
  22 {
  23     setRootIsDecorated(false);
  24     setAnimated(true);
  25     setAllColumnsShowFocus(true);
  26     header()->setDefaultAlignment(Qt::AlignCenter);
  27     header()->setMinimumSectionSize(80);
  28
  29     setSelectionMode(QAbstractItemView::ExtendedSelection);
  30     setDragEnabled(true);
  31     setAcceptDrops(true);
  32     setDropIndicatorShown(true);
  33     setEditTriggers(QAbstractItemView::NoEditTriggers);
  34     setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
  35     setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
  36 }
  37
  38 TransfersView::~TransfersView()
  39 {
  40     QList<int>  list;
  41     for (int i = 0; i<5; i++)
  42     {
  43         list.append(columnWidth(i));
  44     }
  45     Settings::setColumnWidths( list );
  46     Settings::self()->writeConfig();
  47 }
  48
  49 void TransfersView::setModel(QAbstractItemModel * model)
  50 {
  51     QTreeView::setModel(model);
  52
  53     int nGroups = model->rowCount(QModelIndex());
  54
  55     for(int i = 0; i < nGroups; i++)
  56     {
  57         kDebug(5001) << "openEditor for row " << i;
  58         openPersistentEditor(model->index(i, 1, QModelIndex()));
  59     }
  60
  61     QList<int> sizeList = Settings::columnWidths();
  62
  63     if (!sizeList.isEmpty())
  64     {
  65         int j = 0;
  66         foreach(int i, sizeList)
  67         {
  68             setColumnWidth( j, i );
  69             j++;
  70         }
  71     }
  72     else
  73     {
  74         setColumnWidth(0 , 250);
  75     }
  76
  77     toggleMainGroup();
  78     connect(model, SIGNAL(rowsRemoved(const QModelIndex&, int, int)), SLOT (toggleMainGroup()));
  79 }
  80
  81 QModelIndex TransfersView::indexFromTransferHandler(TransferHandler *handler)
  82 {
  83     for(int groupRow = 0; groupRow < model()->rowCount(); groupRow ++) {
  84         QModelIndex groupIndex = model()->index(groupRow, 0, QModelIndex());
  85         for(int transferRow = 0; transferRow < model()->rowCount(groupIndex); transferRow ++) {
  86             QModelIndex index = model()->index(transferRow, 0, groupIndex);
  87
  88             TransferHandler *indexHandler = static_cast <TransferHandler *> (index.internalPointer());
  89             if(indexHandler == handler) {
  90                 return index;
  91             }
  92         }
  93     }
  94     return QModelIndex();
  95 }
  96
  97 void TransfersView::dropEvent(QDropEvent * event)
  98 {
  99     QModelIndex dropIndex = indexAt(event->pos());
 100     QTreeView::dropEvent(event);
 101
 102     setExpanded(dropIndex, true);
 103 }
 104
 105 void TransfersView::rowsInserted(const QModelIndex & parent, int start, int end)
 106 {
 107     kDebug(5001) << "TransfersView::rowsInserted";
 108
 109     if(!parent.isValid())
 110     {
 111         kDebug(5001) << "parent is not valid " << start << "  " << end;
 112
 113         for(int i = start; i <= end; i++)
 114         {
 115             kDebug(5001) << "openEditor for row " << i;
 116             openPersistentEditor(model()->index(i, 1, parent));
 117         }
 118     }
 119
 120     QTreeView::rowsInserted(parent, start, end);
 121
 122     setExpanded(parent, true);
 123     toggleMainGroup();
 124 }
 125
 126 void TransfersView::dragMoveEvent ( QDragMoveEvent * event )
 127 {
 128     Q_UNUSED(event);
 129     TransfersViewDelegate *view_delegate = static_cast <TransfersViewDelegate *> (itemDelegate());
 130
 131     view_delegate->closeExpandableDetails();
 132 }
 133
 134 void TransfersView::toggleMainGroup()
 135 {
 136    // show or hide the first group header if there's only one download group
 137     int nGroups = model()->rowCount(QModelIndex());
 138
 139     if(nGroups <= 1) {
 140         setRootIndex(model()->index(0, 0, QModelIndex()));
 141     }
 142     else {
 143         setRootIndex(QModelIndex());
 144     }
 145 }
 146
 147 void TransfersView::rowsAboutToBeRemoved(const QModelIndex & parent, int start, int end)
 148 {
 149     Q_UNUSED(parent);
 150     Q_UNUSED(start);
 151     Q_UNUSED(end);
 152     TransfersViewDelegate *view_delegate = static_cast <TransfersViewDelegate *> (itemDelegate());
 153     view_delegate->closeExpandableDetails(currentIndex());
 154 }
 155
 156 #include "transfersview.moc"