Files
create/src/Gui/ElideLabel.cpp
2025-11-11 13:49:01 +01:00

76 lines
2.9 KiB
C++

// SPDX-License-Identifier: LGPL-2.1-or-later
/****************************************************************************
* *
* Copyright (c) 2025 Alfredo Monclus <alfredomonclus@gmail.com> *
* *
* This file is part of FreeCAD. *
* *
* FreeCAD is free software: you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 2.1 of the *
* License, or (at your option) any later version. *
* *
* FreeCAD 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with FreeCAD. If not, see *
* <https://www.gnu.org/licenses/>. *
* *
***************************************************************************/
// This custom widget adds the missing ellipsize functionality in QT5
#include "ElideLabel.h"
namespace Gui
{
ElideLabel::ElideLabel(QWidget* parent)
: QLabel(parent)
{}
void ElideLabel::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
QPainter painter(this);
painter.setPen(palette().color(QPalette::WindowText));
painter.setFont(font());
constexpr int padding = 4;
QFontMetrics fm(painter.fontMetrics());
int availableWidth = width() - padding * 2;
if (availableWidth < 0) {
return;
}
QString elidedText = fm.elidedText(text(), Qt::ElideRight, availableWidth);
QRect textRect = rect().adjusted(padding, 0, -padding, 0);
painter.drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, elidedText);
}
QSize ElideLabel::sizeHint() const
{
QFontMetrics fm(font());
int width = fm.horizontalAdvance(this->text());
int height = fm.height();
return {width, height};
}
QSize ElideLabel::minimumSizeHint() const
{
QFontMetrics fm(font());
QString minimumText = QStringLiteral("A...");
int width = fm.horizontalAdvance(minimumText);
int height = fm.height();
return {width, height};
}
} // namespace Gui
#include "moc_ElideLabel.cpp" // NOLINT