plasma-framework/private/toolbox.cpp

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/*
* Copyright 2007 by Aaron Seigo <aseigo@kde.org>
* Copyright 2008 by Marco Martin <notmart@gmail.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 "toolbox_p.h"
#include <QAction>
#include <QGraphicsSceneHoverEvent>
#include <QPainter>
#include <QRadialGradient>
#include <KColorScheme>
#include <KDebug>
#include <plasma/theme.h>
#include "widgets/iconwidget.h"
namespace Plasma
{
class ToolBoxPrivate
{
public:
ToolBoxPrivate()
: size(50),
iconSize(32, 32),
hidden(false),
showing(false),
corner(ToolBox::TopRight)
{}
int size;
QSize iconSize;
bool hidden;
bool showing;
ToolBox::Corner corner;
};
ToolBox::ToolBox(QGraphicsItem *parent)
: QGraphicsItem(parent),
d(new ToolBoxPrivate)
{
setAcceptsHoverEvents(true);
}
ToolBox::~ToolBox()
{
delete d;
}
QPoint ToolBox::toolPosition(int toolHeight)
{
switch (d->corner) {
case TopRight:
return QPoint(d->size * 2, -toolHeight);
case Top:
return QPoint((int)boundingRect().center().x() - d->iconSize.width(), -toolHeight);
case TopLeft:
return QPoint(-d->size * 2, -toolHeight);
case Left:
return QPoint(-d->size * 2, (int)boundingRect().center().y() - d->iconSize.height());
case Right:
return QPoint(d->size * 2, (int)boundingRect().center().y() - d->iconSize.height());
case BottomLeft:
return QPoint(-d->size * 2, toolHeight);
case Bottom:
return QPoint((int)boundingRect().center().x() - d->iconSize.width(), toolHeight);
case BottomRight:
default:
return QPoint(d->size * 2, toolHeight);
}
}
void ToolBox::addTool(QAction *action)
{
if (!action) {
return;
}
Plasma::IconWidget *tool = new Plasma::IconWidget(this);
tool->setAction(action);
tool->setDrawBackground(true);
tool->setOrientation(Qt::Horizontal);
tool->resize(tool->sizeFromIconSize(22));
tool->hide();
const int height = static_cast<int>(tool->boundingRect().height());
tool->setPos(toolPosition(height));
tool->setZValue(zValue() + 1);
//make enabled/disabled tools appear/disappear instantly
connect(tool, SIGNAL(changed()), this, SLOT(updateToolBox()));
}
void ToolBox::updateToolBox()
{
if (d->showing) {
d->showing = false;
showToolBox();
}
}
void ToolBox::removeTool(QAction *action)
{
foreach (QGraphicsItem *child, QGraphicsItem::children()) {
//kDebug() << "checking tool" << child << child->data(ToolName);
Plasma::IconWidget *tool = dynamic_cast<Plasma::IconWidget*>(child);
if (tool && tool->action() == action) {
//kDebug() << "tool found!";
tool->deleteLater();
break;
}
}
}
int ToolBox::size() const
{
return d->size;
}
void ToolBox::setSize(const int newSize)
{
d->size = newSize;
}
QSize ToolBox::iconSize() const
{
return d->iconSize;
}
void ToolBox::setIconSize(const QSize newSize)
{
d->iconSize = newSize;
}
bool ToolBox::showing() const
{
return d->showing;
}
void ToolBox::setShowing(const bool show)
{
d->showing = show;
}
void ToolBox::setCorner(const Corner corner)
{
d->corner = corner;
}
ToolBox::Corner ToolBox::corner() const
{
return d->corner;
}
void ToolBox::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
event->accept();
}
void ToolBox::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (boundingRect().contains(event->pos())) {
emit toggled();
}
}
} // plasma namespace
#include "toolbox_p.moc"