RedPanda-CPP/RedPandaIDE/widgets/labelwithmenu.cpp

/*
 * Copyright (C) 2020-2022 Roy Qu (royqh1979@gmail.com)
 *
 * 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 3 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, see <https://www.gnu.org/licenses/>.
 */
#include "labelwithmenu.h"

#include <QApplication>
#include <QContextMenuEvent>
#include <QMouseEvent>

LabelWithMenu::LabelWithMenu(QWidget* parent):QLabel(parent)
{
    mCursor = Qt::ArrowCursor;
}

void LabelWithMenu::mousePressEvent(QMouseEvent *event)
{
    QContextMenuEvent *e = new QContextMenuEvent(QContextMenuEvent::Reason::Mouse,
                                                 event->pos());
    QApplication::instance()->postEvent(this,e);
    event->accept();
}

#if QT_VERSION_MAJOR >= 6
void LabelWithMenu::enterEvent(QEnterEvent *event)
#else
void LabelWithMenu::enterEvent(QEvent *event)
#endif
{
    mCursor = cursor();
    setCursor(Qt::PointingHandCursor);
    setTextInteractionFlags(Qt::TextInteractionFlag::TextSelectableByKeyboard);
    setSelection(0,text().length());
    QLabel::enterEvent(event);
}

void LabelWithMenu::leaveEvent(QEvent *event)
{
    setCursor(mCursor);
    mCursor = Qt::ArrowCursor;
    setSelection(0,0);
    setTextInteractionFlags(Qt::TextInteractionFlag::NoTextInteraction);
    QLabel::leaveEvent(event);
}