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#include <QtGui>
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#include "findresultitem.h"
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#include "findresultmodel.h"
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#include "treeitem.h"
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FindResultModel::FindResultModel( QObject *parent)
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: QAbstractItemModel(parent)
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{
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QVector<QVariant> rootData;
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rootData << "Heading";
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rootItem = new FindResultItem(rootData);
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}
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FindResultModel::~FindResultModel()
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{
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delete rootItem;
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}
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void FindResultModel::clear()
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{
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if (rootItem->childCount()>0)
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removeRows (0,rowCount (QModelIndex ()));
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}
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int FindResultModel::columnCount(const QModelIndex & /* parent */) const
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{
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return rootItem->columnCount();
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}
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QVariant FindResultModel::data(const QModelIndex &index, int role) const
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{
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if (!index.isValid())
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return QVariant();
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if (role != Qt::DisplayRole && role != Qt::EditRole)
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return QVariant();
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FindResultItem *item = getItem(index);
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return item->data(index.column());
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}
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Qt::ItemFlags FindResultModel::flags(const QModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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return Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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}
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FindResultItem *FindResultModel::getItem(const QModelIndex &index) const
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{
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if (index.isValid()) {
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FindResultItem *item = static_cast<FindResultItem*>(index.internalPointer());
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if (item) return item;
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}
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return rootItem;
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}
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QVariant FindResultModel::headerData(int section, Qt::Orientation orientation,
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int role) const
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{
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if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
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return rootItem->data(section);
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return QVariant();
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}
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QModelIndex FindResultModel::index (FindResultItem *fri)
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{
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if (!fri->parent())
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return QModelIndex();
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else
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return createIndex (fri->row(),0,fri);
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}
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QModelIndex FindResultModel::index(int row, int column, const QModelIndex &parent) const
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{
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if (parent.isValid() && parent.column() != 0)
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return QModelIndex();
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FindResultItem *parentItem = getItem(parent);
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FindResultItem *childItem = parentItem->child(row);
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if (childItem)
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return createIndex(row, column, childItem);
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else
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return QModelIndex();
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}
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bool FindResultModel::insertColumns(int position, int columns, const QModelIndex &parent)
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{
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bool success;
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beginInsertColumns(parent, position, position + columns - 1);
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success = rootItem->insertColumns(position, columns);
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endInsertColumns();
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return success;
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}
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bool FindResultModel::insertRows(int position, int rows, const QModelIndex &parent)
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{
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FindResultItem *parentItem = getItem(parent);
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bool success;
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beginInsertRows(parent, position, position + rows - 1);
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success = parentItem->insertChildren(position, rows, rootItem->columnCount());
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endInsertRows();
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return success;
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}
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QModelIndex FindResultModel::parent(const QModelIndex &index) const
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{
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if (!index.isValid())
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return QModelIndex();
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FindResultItem *childItem = getItem(index);
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FindResultItem *parentItem = childItem->parent();
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if (parentItem == rootItem)
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return QModelIndex();
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return createIndex(parentItem->childNumber(), 0, parentItem);
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}
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bool FindResultModel::removeColumns(int position, int columns, const QModelIndex &parent)
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{
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bool success;
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beginRemoveColumns(parent, position, position + columns - 1);
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success = rootItem->removeColumns(position, columns);
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endRemoveColumns();
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if (rootItem->columnCount() == 0)
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removeRows(0, rowCount());
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return success;
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}
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bool FindResultModel::removeRows(int position, int rows, const QModelIndex &parent)
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{
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FindResultItem *parentItem = getItem(parent);
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bool success = true;
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beginRemoveRows(parent, position, position + rows - 1);
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success = parentItem->removeChildren(position, rows);
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endRemoveRows();
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return success;
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}
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int FindResultModel::rowCount(const QModelIndex &parent) const
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{
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FindResultItem *parentItem = getItem(parent);
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return parentItem->childCount();
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}
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bool FindResultModel::setData(const QModelIndex &index, const QVariant &value,
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int role)
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{
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if (role != Qt::EditRole)
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return false;
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FindResultItem *item = getItem(index);
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bool result = item->setData(index.column(), value);
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if (result)
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emit dataChanged(index, index);
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return result;
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}
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bool FindResultModel::setHeaderData(int section, Qt::Orientation orientation,
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const QVariant &value, int role)
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{
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if (role != Qt::EditRole || orientation != Qt::Horizontal)
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return false;
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bool result = rootItem->setData(section, value);
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if (result)
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emit headerDataChanged(orientation, section, section);
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return result;
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}
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void FindResultModel::addItem (TreeItem *ti)
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{
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if (ti)
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{
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QModelIndex ix (index (rootItem));
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//QAbstractItemModel *resultsModel = view->model();
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if (!insertRow(ix.row()+1, ix.parent()))
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return;
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for (int column = 0; column < columnCount(ix.parent()); ++column) {
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QModelIndex child = index(ix.row()+1, column, ix.parent());
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setData(child, QVariant(ti->getHeading()), Qt::EditRole);
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getItem(child)->setOriginal (ti);
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}
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}
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}
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void FindResultModel::addItem (const QString &s)
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{
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if (!s.isEmpty())
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{
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QModelIndex ix ( index (rootItem));
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if (!insertRow(ix.row()+1, ix.parent()))
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return;
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for (int column = 0; column < columnCount(ix.parent()); ++column) {
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QModelIndex child = index(ix.row()+1, column, ix.parent());
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setData(child, QVariant(s), Qt::EditRole);
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}
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}
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}
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void FindResultModel::addSubItem (TreeItem *parent,const QString &s, TreeItem *ti, int index)
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{
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}
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