/
tasksortfilter.cpp
169 lines (142 loc) · 4.91 KB
/
tasksortfilter.cpp
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/*
* Copyright 2009 Andrew Stromme <astromme@chatonka.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, 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 Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "tasksortfilter.h"
#include "taskitem.h"
#include "taskmodel.h"
#include "kdebug.h"
TaskSortFilter::TaskSortFilter(TaskModel *model, QObject* parent)
: QSortFilterProxyModel(parent),
m_model(model),
filterOn(All),
sortBy(SortPriority)
{
setSourceModel(model);
setDynamicSortFilter(true);
setFilterCaseSensitivity(Qt::CaseInsensitive);
}
void TaskSortFilter::listChanged()
{
invalidate();
}
void TaskSortFilter::setSortBy(SortBy sortBy)
{
if (this->sortBy == sortBy)
return;
this->sortBy = sortBy;
invalidate();
emit layoutChanged();
}
bool TaskSortFilter::lessThan(const QModelIndex& left, const QModelIndex& right) const
{
uint leftTime = sourceModel()->data(left, Qt::RTMTimeTRole).toUInt();
uint rightTime = sourceModel()->data(right, Qt::RTMTimeTRole).toUInt();
int leftPriority = sourceModel()->data(left, Qt::RTMPriorityRole).toInt();
int rightPriority = sourceModel()->data(right, Qt::RTMPriorityRole).toInt();
if (sortBy == SortDue) {
if (sourceModel()->data(left, Qt::RTMItemType).toInt() == RTMPriorityHeader)
return leftTime <= rightTime;
else if (leftTime == rightTime)
return leftPriority < rightPriority; // Subsort by priority
else
return leftTime < rightTime;
}
else if (sortBy == SortPriority) {
if (left.data(Qt::RTMItemType).toInt() != RTMTaskItem)
return leftPriority <= rightPriority;
else if (leftPriority == rightPriority)
return leftTime < rightTime; // Subsort by time
else
return leftPriority < rightPriority;
}
kDebug() << "Returning default";
return TaskSortFilter::lessThan(left, right);
}
bool TaskSortFilter::filterAcceptsColumn(int source_column, const QModelIndex& source_parent) const {
Q_UNUSED(source_column)
Q_UNUSED(source_parent)
return true;
}
bool TaskSortFilter::filterAcceptsRow(int source_row, const QModelIndex& source_parent) const {
QModelIndex item = sourceModel()->index(source_row, 0, source_parent);
if (item.data(Qt::RTMItemType).toInt() == RTMPriorityHeader) { //Priority header
return sortBy == SortPriority ? true : false; // same as an if (condition) true; else false; structure;
}
if (item.data(Qt::RTMItemType).toInt() == RTMDateHeader) {
return sortBy == SortDue ? true : false;
}
const ListItem *currentList = m_model->currentList();
if (!currentList->tasks.contains(item.data(Qt::RTMTaskIdRole).toULongLong()))
return false;
if (item.data(Qt::RTMCompletedRole).toBool())
return false;
if (item.isValid()) {
switch (filterOn) {
case Tags:
foreach(const QString &tag, item.data(Qt::RTMTagsRole).toStringList()) {
if (tag.contains(filterRegExp()))
return true;
}
break;
case Name:
if (item.data(Qt::RTMNameRole).toString().contains(filterRegExp()))
return true;
break;
case Due:
if (item.data(Qt::RTMDueRole).toDateTime().toString(Qt::LocalDate).contains(filterRegExp()))
return true;
break;
case All:
if ((item.data(Qt::RTMNameRole).toString().contains(filterRegExp())) ||
(item.data(Qt::RTMDueRole).toDateTime().toString(Qt::LocalDate).contains(filterRegExp()))
)
return true;
foreach(const QString &tag, item.data(Qt::RTMTagsRole).toStringList()) {
if (tag.contains(filterRegExp()))
return true;
}
break;
}
}
return false;
}
void TaskSortFilter::setFilterWildcard(QString pattern) {
if (pattern.startsWith(QLatin1String("tag:"))) {
pattern.remove("tag:");
filterOn = Tags;
}
else if (pattern.startsWith(QLatin1String("task:"))) {
pattern.remove("task:");
filterOn = Name;
}
else if (pattern.startsWith(QLatin1String("name:"))) {
pattern.remove("name:");
filterOn = Name;
}
else if (pattern.startsWith(QLatin1String("date:"))) {
pattern.remove("date:");
filterOn = Due;
}
else if (pattern.startsWith(QLatin1String("due:"))) {
pattern.remove("due:");
filterOn = Due;
}
else
filterOn = All;
QSortFilterProxyModel::setFilterWildcard(pattern);
}