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LibrePilot/ground/src/plugins/uavobjectbrowser/treeitem.cpp

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/**
******************************************************************************
*
* @file treeitem.cpp
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief
* @see The GNU Public License (GPL) Version 3
* @defgroup uavobjectbrowser
* @{
*
*****************************************************************************/
/*
* 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 3 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "treeitem.h"
int TreeItem::m_highlightTimeMs = 500;
TreeItem::TreeItem(const QList<QVariant> &data, TreeItem *parent) :
QObject(0),
m_data(data),
m_parent(parent),
m_highlight(false),
m_changed(false)
{
connect(&m_timer, SIGNAL(timeout()), this, SLOT(removeHighlight()));
}
TreeItem::TreeItem(const QVariant &data, TreeItem *parent) :
QObject(0),
m_parent(parent),
m_highlight(false),
m_changed(false)
{
m_data << data << "" << "";
connect(&m_timer, SIGNAL(timeout()), this, SLOT(removeHighlight()));
}
TreeItem::~TreeItem()
{
qDeleteAll(m_children);
}
void TreeItem::appendChild(TreeItem *child)
{
m_children.append(child);
child->setParentTree(this);
}
void TreeItem::insert(int index, TreeItem *child)
{
m_children.insert(index, child);
child->setParentTree(this);
}
TreeItem *TreeItem::child(int row)
{
return m_children.value(row);
}
int TreeItem::childCount() const
{
return m_children.count();
}
int TreeItem::row() const
{
if (m_parent)
return m_parent->m_children.indexOf(const_cast<TreeItem*>(this));
return 0;
}
int TreeItem::columnCount() const
{
return m_data.count();
}
QVariant TreeItem::data(int column) const
{
return m_data.value(column);
}
void TreeItem::setData(QVariant value, int column)
{
m_data.replace(column, value);
}
void TreeItem::update() {
foreach(TreeItem *child, treeChildren())
child->update();
}
void TreeItem::apply() {
foreach(TreeItem *child, treeChildren())
child->apply();
}
void TreeItem::setHighlight(bool highlight) {
m_highlight = highlight;
m_changed = false;
if (highlight) {
if (m_timer.isActive()) {
m_timer.stop();
}
m_timer.setSingleShot(true);
m_timer.start(m_highlightTimeMs);
}
emit updateHighlight(this);
}
void TreeItem::removeHighlight() {
m_highlight = false;
update();
emit updateHighlight(this);
}