Chris@186: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@186: 
Chris@186: /*
Chris@186:     EasyMercurial
Chris@186: 
Chris@186:     Based on HgExplorer by Jari Korhonen
Chris@186:     Copyright (c) 2010 Jari Korhonen
Chris@560:     Copyright (c) 2012 Chris Cannam
Chris@560:     Copyright (c) 2012 Queen Mary, University of London
Chris@186:     
Chris@186:     This program is free software; you can redistribute it and/or
Chris@186:     modify it under the terms of the GNU General Public License as
Chris@186:     published by the Free Software Foundation; either version 2 of the
Chris@186:     License, or (at your option) any later version.  See the file
Chris@186:     COPYING included with this distribution for more information.
Chris@186: */
Chris@186: 
Chris@186: #ifndef _CLICKABLE_LABEL_H_
Chris@186: #define _CLICKABLE_LABEL_H_
Chris@186: 
Chris@523: #include "squeezedlabel.h"
Chris@186: 
Chris@523: #include <QMouseEvent>
Chris@523: 
Chris@523: class ClickableLabel : public SqueezedLabel
Chris@186: {
Chris@186:     Q_OBJECT
Chris@186: 
Chris@186:     Q_PROPERTY(bool mouseUnderline READ mouseUnderline WRITE setMouseUnderline)
Chris@186: 
Chris@186: public:
Chris@186:     ClickableLabel(const QString &text, QWidget *parent = 0) :
Chris@523:         SqueezedLabel(text, parent),
Chris@186: 	m_naturalText(text)
Chris@186:     { }
Chris@186: 
Chris@186:     ClickableLabel(QWidget *parent = 0) :
Chris@523: 	SqueezedLabel(parent)
Chris@186:     { }
Chris@186: 
Chris@186:     ~ClickableLabel()
Chris@186:     { }
Chris@186: 
Chris@186:     void setText(const QString &t) {
Chris@186: 	m_naturalText = t;
Chris@523: 	SqueezedLabel::setText(t);
Chris@186:     }
Chris@186: 
Chris@186:     bool mouseUnderline() const {
Chris@186: 	return m_mouseUnderline;
Chris@186:     }
Chris@186: 
Chris@186:     void setMouseUnderline(bool mu) {
Chris@186: 	m_mouseUnderline = mu;
Chris@187: 	if (mu) {
Chris@187: 	    setTextFormat(Qt::RichText);
Chris@187: 	    setCursor(Qt::PointingHandCursor);
Chris@187: 	}
Chris@186:     }
Chris@186: 
Chris@186: signals:
Chris@186:     void clicked();
Chris@186: 
Chris@186: protected:
Chris@186:     virtual void enterEvent(QEvent *) {
Chris@186: 	if (m_mouseUnderline) {
Chris@523: 	    SqueezedLabel::setText(tr("<u>%1</u>").arg(m_naturalText));
Chris@186: 	}
Chris@186:     }
Chris@186: 
Chris@186:     virtual void leaveEvent(QEvent *) {
Chris@186: 	if (m_mouseUnderline) {
Chris@523: 	    SqueezedLabel::setText(m_naturalText);
Chris@186: 	}
Chris@186:     }
Chris@186: 
Chris@523:     virtual void mousePressEvent(QMouseEvent *ev) {
Chris@523:         if (ev->button() == Qt::LeftButton) {
Chris@523:             emit clicked();
Chris@523:         } else {
Chris@523:             SqueezedLabel::mousePressEvent(ev);
Chris@523:         }
Chris@186:     }
Chris@186: 
Chris@186: private:
Chris@186:     bool m_mouseUnderline;
Chris@186:     QString m_naturalText;
Chris@186: };
Chris@186: 
Chris@186: #endif