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/***************************************************************************
* Copyright (C) 2011 by Peter Penz <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, 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 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 "serviceitemdelegate.h"
#include <KDebug>
#include <QPushButton>
#include <QIcon>
#include "servicemodel.h"
#include <QAbstractItemView>
#include <QCheckBox>
#include <QModelIndex>
#include <QPainter>
ServiceItemDelegate::ServiceItemDelegate(QAbstractItemView* itemView, QObject* parent) :
KWidgetItemDelegate(itemView, parent)
{
}
ServiceItemDelegate::~ServiceItemDelegate()
{
}
QSize ServiceItemDelegate::sizeHint(const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
Q_UNUSED(index);
const QStyle *style = itemView()->style();
const int buttonHeight = style->pixelMetric(QStyle::PM_ButtonMargin) * 2 +
style->pixelMetric(QStyle::PM_ButtonIconSize);
const int fontHeight = option.fontMetrics.height();
return QSize(100, qMax(buttonHeight, fontHeight));
}
void ServiceItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option,
const QModelIndex& index) const
{
Q_UNUSED(index);
painter->save();
itemView()->style()->drawPrimitive(QStyle::PE_PanelItemViewItem, &option, painter);
if (option.state & QStyle::State_Selected) {
painter->setPen(option.palette.highlightedText().color());
}
painter->restore();
}
QList<QWidget*> ServiceItemDelegate::createItemWidgets(const QModelIndex&) const
{
QCheckBox* checkBox = new QCheckBox();
QPalette palette = checkBox->palette();
palette.setColor(QPalette::WindowText, palette.color(QPalette::Text));
checkBox->setPalette(palette);
connect(checkBox, &QCheckBox::clicked, this, &ServiceItemDelegate::slotCheckBoxClicked);
QPushButton* configureButton = new QPushButton();
connect(configureButton, &QPushButton::clicked, this, &ServiceItemDelegate::slotConfigureButtonClicked);
return {checkBox, configureButton};
}
void ServiceItemDelegate::updateItemWidgets(const QList<QWidget*> widgets,
const QStyleOptionViewItem& option,
const QPersistentModelIndex& index) const
{
QCheckBox* checkBox = static_cast<QCheckBox*>(widgets[0]);
QPushButton *configureButton = static_cast<QPushButton*>(widgets[1]);
const int itemHeight = sizeHint(option, index).height();
// Update the checkbox showing the service name and icon
const QAbstractItemModel* model = index.model();
checkBox->setText(model->data(index).toString());
const QString iconName = model->data(index, Qt::DecorationRole).toString();
if (!iconName.isEmpty()) {
checkBox->setIcon(QIcon::fromTheme(iconName));
}
checkBox->setChecked(model->data(index, Qt::CheckStateRole).toBool());
const bool configurable = model->data(index, ServiceModel::ConfigurableRole).toBool();
int checkBoxWidth = option.rect.width();
if (configurable) {
checkBoxWidth -= configureButton->sizeHint().width();
}
checkBox->resize(checkBoxWidth, checkBox->sizeHint().height());
checkBox->move(0, (itemHeight - checkBox->height()) / 2);
// Update the configuration button
if (configurable) {
configureButton->setEnabled(checkBox->isChecked());
configureButton->setIcon(QIcon::fromTheme("configure"));
configureButton->resize(configureButton->sizeHint());
configureButton->move(option.rect.right() - configureButton->width(),
(itemHeight - configureButton->height()) / 2);
}
configureButton->setVisible(configurable);
}
void ServiceItemDelegate::slotCheckBoxClicked(bool checked)
{
QAbstractItemModel* model = const_cast<QAbstractItemModel*>(focusedIndex().model());
model->setData(focusedIndex(), checked, Qt::CheckStateRole);
}
void ServiceItemDelegate::slotConfigureButtonClicked()
{
emit requestServiceConfiguration(focusedIndex());
}
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