plasma-framework/private/extenderapplet.cpp

88 lines
2.6 KiB
C++
Raw Normal View History

/*
* Copyright 2008 by Rob Scheepmaker <r.scheepmaker@student.utwente.nl>
*
* This 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 St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#include "extenderapplet_p.h"
#include "plasma/extenders/extender.h"
#include "plasma/extenders/extenderitem.h"
#include <QGraphicsLinearLayout>
namespace Plasma
{
ExtenderApplet::ExtenderApplet(QObject *parent, const QVariantList &args)
: PopupApplet(parent, args)
{
setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
}
ExtenderApplet::~ExtenderApplet()
{
if (destroyed()) {
disconnect(extender(), SIGNAL(itemDetached(Plasma::ExtenderItem*)),
this, SLOT(itemDetached(Plasma::ExtenderItem*)));
foreach (ExtenderItem *item, extender()->attachedItems()) {
item->returnToSource();
}
}
}
void ExtenderApplet::init()
{
setPopupIcon("utilities-desktop-extra");
2011-07-30 18:20:20 +02:00
setAspectRatioMode(Plasma::IgnoreAspectRatio);
extender()->setAppearance(Extender::NoBorders);
connect(extender(), SIGNAL(itemDetached(Plasma::ExtenderItem*)),
this, SLOT(itemDetached(Plasma::ExtenderItem*)));
connect(extender(), SIGNAL(geometryChanged()),
this, SLOT(extenderGeometryChanged()));
}
void ExtenderApplet::itemDetached(Plasma::ExtenderItem *)
{
if (extender()->attachedItems().isEmpty()) {
destroy();
}
}
void ExtenderApplet::extenderGeometryChanged()
{
if (formFactor() != Plasma::Horizontal &&
formFactor() != Plasma::Vertical) {
qreal left, top, right, bottom;
getContentsMargins(&left, &top, &right, &bottom);
QSizeF margins(left + right, top + bottom);
setMinimumSize(extender()->minimumSize() + margins);
setMaximumSize(extender()->maximumSize() + margins);
setPreferredSize(extender()->preferredSize() + margins);
updateGeometry();
}
}
} // namespace Plasma
#include "extenderapplet_p.moc"