250 lines
6.5 KiB
C++
250 lines
6.5 KiB
C++
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/*
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* Copyright (C) 2007 Ivan Cukic <ivan.cukic+kde@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 (or,
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* at your option, any later version) as published by the Free Software
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* Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "kcategorizeditemsviewmodels.h"
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namespace KCategorizedItemsViewModels {
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// AbstractItem
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QString AbstractItem::name() const
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{
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return text();
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}
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QString AbstractItem::description() const
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{
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return "";
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}
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bool AbstractItem::isFavorite() const
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{
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return passesFiltering(Filter("favorite", true));
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}
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bool AbstractItem::matches(const QString & pattern) const
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{
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return name().contains(pattern, Qt::CaseInsensitive) || description().contains(pattern, Qt::CaseInsensitive);
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}
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// DefaultFilterModel
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DefaultFilterModel::DefaultFilterModel(QObject * parent) :
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QStandardItemModel(0, 1, parent)
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{
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setHeaderData(1, Qt::Horizontal, tr("Filters"));
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}
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void DefaultFilterModel::addFilter(const QString & caption,
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const Filter & filter, const KIcon * icon)
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{
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QList<QStandardItem *> newRow;
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QStandardItem * item = new QStandardItem(caption);
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item->setData(qVariantFromValue<Filter>(filter));
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if (icon) item->setIcon(*icon);
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newRow << item;
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appendRow(newRow);
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}
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void DefaultFilterModel::addSeparator(const QString & caption)
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{
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QList<QStandardItem *> newRow;
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QStandardItem * item = new QStandardItem(caption);
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item->setEnabled(false);
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newRow << item;
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appendRow(newRow);
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}
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// DefaultItemFilterProxyModel
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DefaultItemFilterProxyModel::DefaultItemFilterProxyModel(QObject * parent) :
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QSortFilterProxyModel(parent), m_innerModel(parent)
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{
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}
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void DefaultItemFilterProxyModel::setSourceModel(
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QStandardItemModel * sourceModel)
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{
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m_innerModel.setSourceModel(sourceModel);
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QSortFilterProxyModel::setSourceModel(&m_innerModel);
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}
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QStandardItemModel * DefaultItemFilterProxyModel::sourceModel() const
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{
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return m_innerModel.sourceModel();
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}
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int DefaultItemFilterProxyModel::columnCount(const QModelIndex& index) const
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{
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Q_UNUSED(index);
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return 2;
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}
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QVariant DefaultItemFilterProxyModel::data(const QModelIndex & index, int role) const
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{
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return m_innerModel.data(index, (index.column() == 1), role);
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}
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bool DefaultItemFilterProxyModel::filterAcceptsRow(int sourceRow,
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const QModelIndex &sourceParent) const
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{
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QStandardItemModel * model = (QStandardItemModel *) sourceModel();
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QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
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AbstractItem * item = (AbstractItem *) model->itemFromIndex(index);
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//kDebug() << "ITEM " << (item ? "IS NOT " : "IS") << " NULL\n";
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return (m_filter.first.isEmpty() || item->passesFiltering(m_filter))
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&&(m_searchPattern.isEmpty() || item->matches(m_searchPattern));
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}
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bool DefaultItemFilterProxyModel::lessThan(const QModelIndex &left,
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const QModelIndex &right) const
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{
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return (sourceModel()->data(left).toString() < sourceModel()->data(right).toString());
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}
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void DefaultItemFilterProxyModel::setSearch(const QString & pattern)
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{
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m_searchPattern = pattern;
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invalidateFilter();
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}
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void DefaultItemFilterProxyModel::setFilter(const Filter & filter)
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{
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m_filter = filter;
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invalidateFilter();
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}
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// DefaultItemFilterProxyModel::InnerProxyModel
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DefaultItemFilterProxyModel::InnerProxyModel::InnerProxyModel(QObject * parent) :
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QAbstractItemModel(parent), m_sourceModel(NULL)
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{
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}
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Qt::ItemFlags DefaultItemFilterProxyModel::InnerProxyModel::flags(
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const QModelIndex & index) const
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{
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if (!m_sourceModel)
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return 0;
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return m_sourceModel->flags(index);
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}
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QVariant DefaultItemFilterProxyModel::InnerProxyModel::data(
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const QModelIndex & index, bool favoriteColumn, int role) const
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{
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Q_UNUSED(favoriteColumn);
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return data(index, role);
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}
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QVariant DefaultItemFilterProxyModel::InnerProxyModel::data(
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const QModelIndex & index, int role) const
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{
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if (!m_sourceModel)
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return QVariant();
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return m_sourceModel->data(index, role);
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}
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QVariant DefaultItemFilterProxyModel::InnerProxyModel::headerData(int section,
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Qt::Orientation orientation, int role) const
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{
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Q_UNUSED(orientation);
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Q_UNUSED(role);
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return QVariant(section);
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}
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int DefaultItemFilterProxyModel::InnerProxyModel::rowCount(
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const QModelIndex & parent) const
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{
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if (!m_sourceModel)
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return 0;
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return m_sourceModel->rowCount(parent);
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}
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bool DefaultItemFilterProxyModel::InnerProxyModel::setData(
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const QModelIndex & index, const QVariant & value, int role)
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{
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if (!m_sourceModel)
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return false;
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return m_sourceModel->setData(index, value, role);
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}
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bool DefaultItemFilterProxyModel::InnerProxyModel::setHeaderData(int section,
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Qt::Orientation orientation, const QVariant & value, int role)
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{
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Q_UNUSED(section);
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Q_UNUSED(value);
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Q_UNUSED(orientation);
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Q_UNUSED(role);
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return false;
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}
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QModelIndex DefaultItemFilterProxyModel::InnerProxyModel::index(int row,
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int column, const QModelIndex & parent) const
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{
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Q_UNUSED(column);
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if (!m_sourceModel)
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return QModelIndex();
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return m_sourceModel->index(row, 0, parent);
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}
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QModelIndex DefaultItemFilterProxyModel::InnerProxyModel::parent(
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const QModelIndex & index) const
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{
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if (!m_sourceModel)
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return QModelIndex();
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return m_sourceModel->parent(index);
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}
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QMimeData * DefaultItemFilterProxyModel::InnerProxyModel::mimeData(
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const QModelIndexList & indexes) const
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{
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if (!m_sourceModel)
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return NULL;
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return m_sourceModel->mimeData(indexes);
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}
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int DefaultItemFilterProxyModel::InnerProxyModel::columnCount(
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const QModelIndex& index) const
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{
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Q_UNUSED(index);
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return 2;
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}
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void DefaultItemFilterProxyModel::InnerProxyModel::setSourceModel(
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QStandardItemModel * sourceModel)
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{
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m_sourceModel = sourceModel;
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}
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QStandardItemModel * DefaultItemFilterProxyModel::InnerProxyModel::sourceModel() const
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{
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return m_sourceModel;
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}
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// DefaultItemModel
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DefaultItemModel::DefaultItemModel(QObject * parent) :
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QStandardItemModel(parent) {}
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}
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