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latte-dock/app/settings/delegates/checkboxdelegate.cpp

109 lines
3.2 KiB
C++

/*
* Copyright 2017-2018 Michail Vourlakos <mvourlakos@gmail.com>
*
* This file is part of Latte-Dock
*
* Latte-Dock 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.
*
* Latte-Dock 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, see <http://www.gnu.org/licenses/>.
*/
#include "checkboxdelegate.h"
// local
#include "../models/layoutsmodel.h"
#include "../tools/settingstools.h"
// Qt
#include <QApplication>
#include <QDebug>
#include <QEvent>
#include <QKeyEvent>
#include <QMouseEvent>
#include <QPainter>
#include <QStandardItemModel>
namespace Latte {
namespace Settings {
namespace Layout {
namespace Delegate {
const QChar HeavyCheckMark{0x2714};
const QChar CheckMark{0x2713};
CheckBox::CheckBox(QObject *parent)
: QStyledItemDelegate(parent)
{
}
void CheckBox::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QStyleOptionViewItem adjustedOption = option;
//! Remove the focus dotted lines
adjustedOption.state = (adjustedOption.state & ~QStyle::State_HasFocus);
adjustedOption.displayAlignment = Qt::AlignHCenter | Qt::AlignVCenter;
bool originalChecked{false};
bool currentChecked = index.data(Qt::UserRole).toBool();
if (index.column() == Model::Layouts::MENUCOLUMN) {
originalChecked = index.data(Model::Layouts::ORIGINALISSHOWNINMENUROLE).toBool();
} else if (index.column() == Model::Layouts::BORDERSCOLUMN) {
originalChecked = index.data(Model::Layouts::ORIGINALHASBORDERSROLE).toBool();
} else {
originalChecked = currentChecked;
}
bool isChanged = (originalChecked != currentChecked);
if (isChanged) {
adjustedOption.font.setPointSize(adjustedOption.font.pointSize() + 2);
adjustedOption.font.setBold(true);
} else {
// normal appearance
}
if (currentChecked) {
adjustedOption.text = isChanged ? HeavyCheckMark : CheckMark;
} else {
adjustedOption.text = "";
}
QStyledItemDelegate::paint(painter, adjustedOption, index);
}
bool CheckBox::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option,
const QModelIndex &index)
{
Q_ASSERT(event);
Q_ASSERT(model);
if (event->type() == QEvent::MouseButtonDblClick) {
if (!option.rect.contains(static_cast<QMouseEvent *>(event)->pos()))
return false;
} else if (event->type() == QEvent::KeyPress) {
if (static_cast<QKeyEvent *>(event)->key() != Qt::Key_Space && static_cast<QKeyEvent *>(event)->key() != Qt::Key_Select)
return false;
} else {
return false;
}
const bool currentState = index.data(Qt::UserRole).toBool();
return model->setData(index, !currentState, Qt::UserRole);
}
}
}
}
}