/* clickable_label.cpp * * Taken from https://wiki.qt.io/Clickable_QLabel and adapted for usage * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ #include #include ClickableLabel::ClickableLabel(QWidget* parent) : QLabel(parent) { setMinimumWidth(0); setText(QString()); setStyleSheet(QString( "QLabel {" " margin-left: 0.5em;" " }" )); } void ClickableLabel::mouseReleaseEvent(QMouseEvent * event) { /* It has to be ensured, that if the user clicks on the label and then moves away out of * the scope of the widget, the event does not fire. Otherwise this behavior differs from * the way, the toolbar buttons work for instance */ if (event->pos().x() < 0 || event->pos().x() > size().width()) return; if (event->pos().y() < 0 || event->pos().y() > size().height()) return; emit clicked(); } void ClickableLabel::mousePressEvent(QMouseEvent *event) { if (event->button() == Qt::LeftButton) #if QT_VERSION >= QT_VERSION_CHECK(6, 0 ,0) emit clickedAt(event->globalPosition().toPoint(), Qt::LeftButton); #else emit clickedAt(event->globalPos(), Qt::LeftButton); #endif } void ClickableLabel::contextMenuEvent(QContextMenuEvent *event) { emit clickedAt(QPoint(event->globalPos()), Qt::RightButton); }