src/client/buffermodel.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
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   5  *   This program is free software; you can redistribute it and/or modify  *
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   8  *   (at your option) version 3.                                           *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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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(this),
  31     _propertyMapper(this)
  32 {
  33   setSourceModel(parent);
  34
  35   // initialize the Property Mapper
  36   _propertyMapper.setModel(this);
  37   _selectionModelSynchronizer.addRegularSelectionModel(_propertyMapper.selectionModel());
  38   connect(_propertyMapper.selectionModel(), SIGNAL(currentChanged(QModelIndex, QModelIndex)),
  39           this, SLOT(currentChanged(QModelIndex, QModelIndex)));
  40 }
  41
  42 BufferModel::~BufferModel() {
  43 }
  44
  45 bool BufferModel::filterAcceptsRow(int sourceRow, const QModelIndex &parent) const {
  46   Q_UNUSED(sourceRow);
  47   // hide childs of buffers and everything below
  48   if(parent.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType)
  49     return false;
  50   else
  51     return true;
  52 }
  53
  54 void BufferModel::synchronizeSelectionModel(MappedSelectionModel *selectionModel) {
  55   _selectionModelSynchronizer.addSelectionModel(selectionModel);
  56 }
  57
  58 void BufferModel::synchronizeView(QAbstractItemView *view) {
  59   MappedSelectionModel *mappedSelectionModel = new MappedSelectionModel(view->model());
  60   _selectionModelSynchronizer.addSelectionModel(mappedSelectionModel);
  61   Q_ASSERT(mappedSelectionModel);
  62   delete view->selectionModel();
  63   view->setSelectionModel(mappedSelectionModel);
  64 }
  65
  66 void BufferModel::mapProperty(int column, int role, QObject *target, const QByteArray &property) {
  67   _propertyMapper.addMapping(column, role, target, property);
  68 }
  69
  70 QModelIndex BufferModel::currentIndex() {
  71   return propertyMapper()->selectionModel()->currentIndex();
  72 }
  73
  74 void BufferModel::currentChanged(const QModelIndex &current, const QModelIndex &previous) {
  75   Q_UNUSED(current);
  76   setData(current, QDateTime::currentDateTime(), NetworkModel::LastSeenRole);
  77   setData(previous, QDateTime::currentDateTime(), NetworkModel::LastSeenRole);
  78   setData(previous, qVariantFromValue((int)BufferItem::NoActivity), NetworkModel::BufferActivityRole);
  79 }