86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
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/*
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* Copyright 2008 by Rob Scheepmaker <r.scheepmaker@student.utwente.nl>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "extenderapplet_p.h"
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#include "extender.h"
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#include "extenderitem.h"
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#include <KDebug>
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#include <KIcon>
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#include <QGraphicsLinearLayout>
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ExtenderApplet::ExtenderApplet(QObject *parent, const QVariantList &args)
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: Plasma::Applet(parent, args)
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{
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setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
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}
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ExtenderApplet::~ExtenderApplet()
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{
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}
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void ExtenderApplet::init()
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{
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new Plasma::Extender(this);
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QGraphicsLinearLayout *layout = new QGraphicsLinearLayout();
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setLayout(layout);
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extender()->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
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connect(extender(), SIGNAL(geometryChanged()), this, SLOT(adjustSize()));
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connect(extender(), SIGNAL(itemDetached(Plasma::ExtenderItem*)),
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this, SLOT(itemDetached(Plasma::ExtenderItem*)));
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layout->addItem(extender());
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adjustSize();
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}
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void ExtenderApplet::adjustSize()
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{
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layout()->updateGeometry();
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qreal left, top, right, bottom;
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getContentsMargins(&left, &top, &right, &bottom);
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setPreferredSize(QSizeF(left + right + layout()->preferredWidth(),
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top + bottom + layout()->preferredHeight()));
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setMinimumSize( QSizeF(left + right + layout()->minimumWidth(),
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top + bottom + layout()->minimumHeight()));
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setMaximumSize( QSizeF(left + right + layout()->maximumWidth(),
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top + bottom + layout()->maximumHeight()));
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updateGeometry();
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//This wasn't necesarry before... but it is now. weirdness.
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resize(size().width(), preferredHeight());
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layout()->invalidate();
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}
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void ExtenderApplet::itemDetached(Plasma::ExtenderItem*)
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{
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kDebug() << "item detached: " << extender()->attachedItems().count();
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if (!extender()->attachedItems().count()) {
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destroy();
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//FIXME: only fire the signal when the item is really detached, not just being dragged away.
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kDebug() << "delete the extender applet...";
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}
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}
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#include "extenderapplet_p.moc"
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