2007-03-12 14:50:30 +01:00
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/*
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* Copyright (C) 2007 by Siraj Razick siraj@kdemail.net
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License version 2 as
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* published by the Free Software Foundation
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*
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* This program 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
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <QStyleOption>
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#include <QStyle>
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#include <QWidget>
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#include <QPainter>
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#include <QGraphicsSceneMouseEvent>
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#include "checkbox.h"
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#include "checkbox.moc"
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namespace Plasma
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{
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class CheckBox::Private
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{
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public:
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Private() { };
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~Private() { };
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QString labelText;
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QString labelIcon;
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QColor labelTextColor;
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QIcon icon;
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QSize iconSize;
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bool hasIcon;
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bool hasMouse;
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int labelTextOpacity;
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int height;
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int width;
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int maxWidth;
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int radius;
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QTimer * updateTimer;
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Qt::CheckState state;
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bool down;
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bool hovering;
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};
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CheckBox::CheckBox(QGraphicsItem *parent)
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: DataVisualization(),
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QGraphicsItem(parent),
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d(new Private)
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{
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setAcceptedMouseButtons(Qt::LeftButton);
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setAcceptsHoverEvents(true);
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setAcceptDrops(true);
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setEnabled(true);
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d->height = 40;
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d->width = 100 ;
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d->maxWidth = 600;
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setPos(QPointF(0.0,0.0));
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d->state= Qt::Unchecked;
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d->labelText=tr("Plasma");
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d->labelTextColor= QColor(201,201,255);
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d->hasIcon = false;
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d->iconSize=QSize(32,32);
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d->hasMouse = false;
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d->down = false;
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d->hovering = false;
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d->down = false;
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}
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CheckBox::~CheckBox()
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{
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delete d;
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}
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QRectF CheckBox::boundingRect() const
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{
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return QRectF(x(),y(),d->width,d->height);
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}
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void CheckBox::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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QStyleOptionButton options;
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2007-03-13 02:53:38 +01:00
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options.rect = boundingRect().toRect();
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2007-03-12 14:50:30 +01:00
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options.text = text();
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options.state |= (d->state == Qt::Checked)? QStyle::State_On : QStyle::State_Off;
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//if (d->down) {
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// options.state |= QStyle::State_Sunken;
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// }
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if (d->hasMouse) {
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options.state |= QStyle::State_MouseOver;
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options.state |= QStyle::State_HasFocus;
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options.state |= QStyle::State_Sunken;
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options.state |= QStyle::State_Raised;
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options.state |= QStyle::State_On;
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}
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widget-> style()->drawControl(QStyle::CE_CheckBox, &options, painter, widget);
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}
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void CheckBox::data(const DataSource::Data&)
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{
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}
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void CheckBox::setText(const QString& text)
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{
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d->labelText = text;
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QFont * _font = new QFont ( text );
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QFontMetrics fm ( *_font );
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if ( fm.width(text) >= d->width ) {
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setWidth(fm.width(text)+4);
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}
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delete _font;
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}
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QString CheckBox::text()
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{
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return d->labelText;
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}
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int CheckBox::height()
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{
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return d->height;
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}
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int CheckBox::width()
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{
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return d->width;
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}
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void CheckBox::setHeight(int h)
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{
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prepareGeometryChange ();
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d->height = h;
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update();
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}
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void CheckBox::setWidth(int w)
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{
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if (!(w >= d->maxWidth)) {
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prepareGeometryChange ();
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d->width = w;
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update();
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}
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}
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QSize CheckBox::size()
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{
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return QSize(d->width,d->height);
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}
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void CheckBox::setSize(QSize s)
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{
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prepareGeometryChange ();
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if (!d->maxWidth >= s.width() ) {
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d->width = s.width();
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}
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d->height = s.height();
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update();
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}
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void CheckBox::setMaximumWidth(int w)
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{
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d->maxWidth= w;
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}
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void CheckBox::setCheckState(Qt::CheckState state)
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{
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d->state = state;
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}
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void CheckBox::mouseMoveEvent (QGraphicsSceneMouseEvent * event)
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{
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event->accept();
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d->hasMouse= false;
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}
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void CheckBox::mousePressEvent ( QGraphicsSceneMouseEvent * event )
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{
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event->accept();
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d->down = true;
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update();
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}
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void CheckBox::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )
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{
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event->accept();
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if (d->hasMouse) {
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if (d->state == Qt::Checked) {
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d->state = Qt::Unchecked;
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} else {
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d->state = Qt::Checked;
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}
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}
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update();
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emit clicked();
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}
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void CheckBox::hoverMoveEvent ( QGraphicsSceneHoverEvent * event )
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{
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event->accept();
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d->hasMouse= true;
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update();
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}
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void CheckBox::hoverLeaveEvent ( QGraphicsSceneHoverEvent * event )
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{
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event->accept();
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d->hasMouse= false;
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update();
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}
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void CheckBox::hoverEnterEvent ( QGraphicsSceneHoverEvent * event)
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{
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event->accept();
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d->hasMouse = true;
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update();
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}
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/*
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void CheckBox::dragLeaveEvent ( QGraphicsSceneDragDropEvent * event )
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{
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event->accept();
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}
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*/
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} // namespace Plasma
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