src/client/buffermodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
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  20
  21 #include "buffermodel.h"
  22
  23 #include "networkmodel.h"
  24 #include "mappedselectionmodel.h"
  25 #include "buffer.h"
  26 #include <QAbstractItemView>
  27
  28 BufferModel::BufferModel(NetworkModel *parent)
  29   : QSortFilterProxyModel(parent),
  30     _selectionModelSynchronizer(new SelectionModelSynchronizer(this)),
  31     _propertyMapper(new ModelPropertyMapper(this))
  32 {
  33   setSourceModel(parent);
  34
  35   // initialize the Property Mapper
  36   _propertyMapper->setModel(this);
  37   delete _propertyMapper->selectionModel();
  38   MappedSelectionModel *mappedSelectionModel = new MappedSelectionModel(this);
  39   _propertyMapper->setSelectionModel(mappedSelectionModel);
  40   synchronizeSelectionModel(mappedSelectionModel);
  41
  42   connect(_selectionModelSynchronizer, SIGNAL(setCurrentIndex(QModelIndex, QItemSelectionModel::SelectionFlags)),
  43           this, SLOT(setCurrentIndex(QModelIndex, QItemSelectionModel::SelectionFlags)));
  44 }
  45
  46 BufferModel::~BufferModel() {
  47 }
  48
  49 bool BufferModel::filterAcceptsRow(int sourceRow, const QModelIndex &parent) const {
  50   Q_UNUSED(sourceRow)
  51
  52   if(parent.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType)
  53     return false;
  54   else
  55     return true;
  56 }
  57
  58 void BufferModel::synchronizeSelectionModel(MappedSelectionModel *selectionModel) {
  59   selectionModelSynchronizer()->addSelectionModel(selectionModel);
  60 }
  61
  62 void BufferModel::synchronizeView(QAbstractItemView *view) {
  63   MappedSelectionModel *mappedSelectionModel = new MappedSelectionModel(view->model());
  64   selectionModelSynchronizer()->addSelectionModel(mappedSelectionModel);
  65   Q_ASSERT(mappedSelectionModel);
  66   delete view->selectionModel();
  67   view->setSelectionModel(mappedSelectionModel);
  68 }
  69
  70 void BufferModel::mapProperty(int column, int role, QObject *target, const QByteArray &property) {
  71   propertyMapper()->addMapping(column, role, target, property);
  72 }
  73
  74 // This Slot indicates that the user has selected a different buffer in the gui
  75 void BufferModel::setCurrentIndex(const QModelIndex &index, QItemSelectionModel::SelectionFlags command) {
  76   Q_UNUSED(command)
  77   BufferId newCurrentBuffer;
  78   if(index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType
  79      && currentBuffer != (newCurrentBuffer = qVariantValue<BufferId>(index.data(NetworkModel::BufferIdRole)))) {
  80     currentBuffer = newCurrentBuffer;
  81     // FIXME: to something like: index.setData(ActivitRole, NoActivity);
  82     // networkModel->bufferActivity(BufferItem::NoActivity, currentBuffer);
  83     emit selectionChanged(index);
  84   }
  85 }
  86
  87 QModelIndex BufferModel::currentIndex() {
  88   return propertyMapper()->selectionModel()->currentIndex();
  89 }