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/*
* Copyright (c) 2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#include <Swift/QtUI/QtColorSelectionStyledItemDelegate.h>
#include <QApplication>
#include <QColorDialog>
#include <QEvent>
#include <QPainter>
#include <QStyleOptionComboBox>
namespace Swift {
QtColorSelectionStyledItemDelegate::QtColorSelectionStyledItemDelegate(QObject* parent) : QStyledItemDelegate(parent) {
}
void QtColorSelectionStyledItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const {
// draw item selected background
painter->fillRect(option.rect, option.state & QStyle::State_Selected ? option.palette.highlight() : option.palette.base());
// draw combo box
QStyleOptionComboBox opt;
opt.rect = option.rect;
opt.state = QStyle::State_Active | QStyle::State_Enabled;
QApplication::style()->drawComplexControl(QStyle::CC_ComboBox, &opt, painter);
// draw currently selected color
auto contentRect = QApplication::style()->subControlRect(QStyle::CC_ComboBox, &opt, QStyle::SC_ComboBoxEditField);
auto currentColor = index.data(DATA_ROLE).value<QColor>();
painter->save();
painter->setClipRect(contentRect);
painter->fillRect(contentRect.adjusted(1, -4, -1, -3), currentColor);
painter->restore();
}
bool QtColorSelectionStyledItemDelegate::editorEvent(QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& /*option*/, const QModelIndex& index) {
if (event->type() == QEvent::MouseButtonRelease) {
auto currentColor = index.data(DATA_ROLE).value<QColor>();
auto newColor = QColorDialog::getColor(currentColor);
if (newColor.isValid()) {
model->setData(index, newColor, DATA_ROLE);
}
auto correspondingDialog = qobject_cast<QDialog*>(parent());
if (correspondingDialog) {
correspondingDialog->raise();
}
}
return true;
}
};
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