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/* BEGIN_COMMON_COPYRIGHT_HEADER
* (c)LGPL2+
*
* LXQt - a lightweight, Qt based, desktop toolset
* https://lxqt.org
*
* Copyright: 2013 Razor team
* Authors:
* Alexander Sokoloff <sokoloff.a@gmail.com>
*
* This program or library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* END_COMMON_COPYRIGHT_HEADER */
#include "domtreeitem.h"
#include <QChildEvent>
#include <QEvent>
#include <QFile>
#include <QToolButton>
DomTreeItem::DomTreeItem(QTreeWidget *view, QWidget *widget):
QTreeWidgetItem(view),
mWidget(widget)
{
init();
mWidget->installEventFilter(this);
connect(mWidget, &QWidget::destroyed, this, &DomTreeItem::widgetDestroyed);
}
DomTreeItem::DomTreeItem(QTreeWidgetItem *parent, QWidget *widget):
QTreeWidgetItem(parent),
mWidget(widget)
{
init();
mWidget->installEventFilter(this);
connect(mWidget, &QWidget::destroyed, this, &DomTreeItem::widgetDestroyed);
}
void DomTreeItem::init()
{
QStringList hierarchy = widgetClassHierarchy();
for (int i=0; i<hierarchy.count(); ++i)
{
QString iconName = QString(QLatin1Char(':') + hierarchy.at(i)).toLower();
if (QFile::exists(iconName))
{
setIcon(0, QIcon(iconName));
break;
}
}
QString text = widgetText();
if (!text.isEmpty())
text = QStringLiteral(" \"") + text + QStringLiteral("\"");
QString name = mWidget->objectName();
setText(0, QStringLiteral("%1 (%2)%3").arg(
name ,
widgetClassName(),
text));
setText(1, hierarchy.join(QStringLiteral(" :: ")));
fill();
}
void DomTreeItem::fill()
{
const QList<QWidget*> widgets = mWidget->findChildren<QWidget*>();
for (QWidget *w : widgets)
{
if (w->parentWidget() != mWidget)
continue;
new DomTreeItem(this, w);
}
}
bool DomTreeItem::eventFilter(QObject *watched, QEvent *event)
{
if (watched == mWidget &&
event->type() == QEvent::ChildPolished)
{
QChildEvent *ce = static_cast<QChildEvent*>(event);
QWidget *w = qobject_cast<QWidget*>(ce->child());
if (w)
{
for (int i=0; i<childCount(); ++i)
{
DomTreeItem *ci = static_cast<DomTreeItem*>(child(i));
if (ci->widget() == w)
ci->deleteLater();
}
new DomTreeItem(this, w);
}
}
return QObject::eventFilter(watched, event);
}
QString DomTreeItem::widgetObjectName() const
{
return mWidget->objectName();
}
QString DomTreeItem::widgetText() const
{
QToolButton *toolButton = qobject_cast<QToolButton*>(mWidget);
if (toolButton)
return toolButton->text();
return QLatin1String("");
}
QString DomTreeItem::widgetClassName() const
{
return QString::fromUtf8(mWidget->metaObject()->className());
}
QStringList DomTreeItem::widgetClassHierarchy() const
{
QStringList hierarchy;
const QMetaObject *m = mWidget->metaObject();
while (m)
{
hierarchy << QString::fromUtf8(m->className());
m = m->superClass();
}
return hierarchy;
}
void DomTreeItem::widgetDestroyed()
{
deleteLater();
}
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