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/*
EventModelFilter.cpp
This file is part of Charm, a task-based time tracking application.
Copyright (C) 2007-2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com
Author: Mirko Boehm <mirko.boehm@kdab.com>
Author: Frank Osterfeld <frank.osterfeld@kdab.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "EventModelFilter.h"
EventModelFilter::EventModelFilter(CharmDataModel *model, QObject *parent)
: QSortFilterProxyModel(parent)
, m_model(model)
{
setSourceModel(&m_model);
setDynamicSortFilter(true);
sort(0, Qt::AscendingOrder);
connect(&m_model, SIGNAL(eventActivationNotice(EventId)),
SIGNAL(eventActivationNotice(EventId)));
connect(&m_model, SIGNAL(eventDeactivationNotice(EventId)),
SIGNAL(eventDeactivationNotice(EventId)));
}
EventModelFilter::~EventModelFilter()
{
}
void EventModelFilter::commitCommand(CharmCommand *command)
{
m_model.commitCommand(command);
}
bool EventModelFilter::lessThan(const QModelIndex &left, const QModelIndex &right) const
{
if (left.column() == 0 && right.column() == 0) {
const Event &leftEvent = m_model.eventForIndex(left);
const Event &rightEvent = m_model.eventForIndex(right);
// date comparison in UTC is much faster and just as correct
return leftEvent.startDateTime(Qt::UTC) < rightEvent.startDateTime(Qt::UTC);
} else {
return QSortFilterProxyModel::lessThan(left, right);
}
}
const Event &EventModelFilter::eventForIndex(const QModelIndex &index) const
{
return m_model.eventForIndex(mapToSource(index));
}
QModelIndex EventModelFilter::indexForEvent(const Event &event) const
{
const QModelIndex &sourceIndex = m_model.indexForEvent(event);
const QModelIndex &proxyIndex(mapFromSource(sourceIndex));
// bool valid = proxyIndex.isValid();
return proxyIndex;
}
bool EventModelFilter::filterAcceptsRow(int srow, const QModelIndex &sparent) const
{
if (QSortFilterProxyModel::filterAcceptsRow(srow, sparent) == false)
return false;
const Event &event = m_model.eventForIndex(m_model.index(srow, 0, sparent));
if (m_filterId != TaskId() && event.taskId() != m_filterId)
return false;
const auto startDate = event.startDateTime().date();
/*
* event.endDateTime().date() < m_start
* Show also Events that end within the time span.
*/
if (m_start.isValid() && (startDate < m_start) && (event.endDateTime().date() < m_start))
return false;
if (m_end.isValid() && startDate >= m_end)
return false;
return true;
}
void EventModelFilter::setFilterStartDate(const QDate &date)
{
if (m_start == date)
return;
m_start = date;
invalidateFilter();
}
void EventModelFilter::setFilterEndDate(const QDate &date)
{
if (m_end == date)
return;
m_end = date;
invalidateFilter();
}
void EventModelFilter::setFilterTaskId(TaskId id)
{
if (m_filterId == id)
return;
m_filterId = id;
invalidateFilter();
}
int EventModelFilter::totalDuration() const
{
int total = 0;
for (int i = 0; i < rowCount(); ++i) {
QModelIndex current = index(i, 0, QModelIndex());
const Event &event = eventForIndex(current);
total += event.duration();
}
return total;
}
QList<Event> EventModelFilter::events() const
{
QList<Event> events;
for (int i = 0; i < rowCount(); ++i) {
QModelIndex hit = index(i, 0, QModelIndex());
const Event &event = eventForIndex(hit);
events << event;
}
return events;
}
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