annotate src/clickablelabel.h @ 737:4f3a8aa8d384 tip

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author Chris Cannam
date Wed, 28 Aug 2019 17:40:54 +0100
parents ae67ea0af696
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Chris@186 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@186 2
Chris@186 3 /*
Chris@186 4 EasyMercurial
Chris@186 5
Chris@186 6 Based on HgExplorer by Jari Korhonen
Chris@186 7 Copyright (c) 2010 Jari Korhonen
Chris@644 8 Copyright (c) 2013 Chris Cannam
Chris@644 9 Copyright (c) 2013 Queen Mary, University of London
Chris@186 10
Chris@186 11 This program is free software; you can redistribute it and/or
Chris@186 12 modify it under the terms of the GNU General Public License as
Chris@186 13 published by the Free Software Foundation; either version 2 of the
Chris@186 14 License, or (at your option) any later version. See the file
Chris@186 15 COPYING included with this distribution for more information.
Chris@186 16 */
Chris@186 17
Chris@186 18 #ifndef _CLICKABLE_LABEL_H_
Chris@186 19 #define _CLICKABLE_LABEL_H_
Chris@186 20
Chris@523 21 #include "squeezedlabel.h"
Chris@186 22
Chris@523 23 #include <QMouseEvent>
Chris@523 24
Chris@523 25 class ClickableLabel : public SqueezedLabel
Chris@186 26 {
Chris@186 27 Q_OBJECT
Chris@186 28
Chris@186 29 Q_PROPERTY(bool mouseUnderline READ mouseUnderline WRITE setMouseUnderline)
Chris@186 30
Chris@186 31 public:
Chris@186 32 ClickableLabel(const QString &text, QWidget *parent = 0) :
Chris@523 33 SqueezedLabel(text, parent),
Chris@186 34 m_naturalText(text)
Chris@186 35 { }
Chris@186 36
Chris@186 37 ClickableLabel(QWidget *parent = 0) :
Chris@523 38 SqueezedLabel(parent)
Chris@186 39 { }
Chris@186 40
Chris@186 41 ~ClickableLabel()
Chris@186 42 { }
Chris@186 43
Chris@186 44 void setText(const QString &t) {
Chris@186 45 m_naturalText = t;
Chris@523 46 SqueezedLabel::setText(t);
Chris@186 47 }
Chris@186 48
Chris@186 49 bool mouseUnderline() const {
Chris@186 50 return m_mouseUnderline;
Chris@186 51 }
Chris@186 52
Chris@186 53 void setMouseUnderline(bool mu) {
Chris@186 54 m_mouseUnderline = mu;
Chris@187 55 if (mu) {
Chris@187 56 setTextFormat(Qt::RichText);
Chris@187 57 setCursor(Qt::PointingHandCursor);
Chris@187 58 }
Chris@186 59 }
Chris@186 60
Chris@186 61 signals:
Chris@186 62 void clicked();
Chris@186 63
Chris@186 64 protected:
Chris@186 65 virtual void enterEvent(QEvent *) {
Chris@186 66 if (m_mouseUnderline) {
Chris@523 67 SqueezedLabel::setText(tr("<u>%1</u>").arg(m_naturalText));
Chris@186 68 }
Chris@186 69 }
Chris@186 70
Chris@186 71 virtual void leaveEvent(QEvent *) {
Chris@186 72 if (m_mouseUnderline) {
Chris@523 73 SqueezedLabel::setText(m_naturalText);
Chris@186 74 }
Chris@186 75 }
Chris@186 76
Chris@523 77 virtual void mousePressEvent(QMouseEvent *ev) {
Chris@523 78 if (ev->button() == Qt::LeftButton) {
Chris@523 79 emit clicked();
Chris@523 80 } else {
Chris@523 81 SqueezedLabel::mousePressEvent(ev);
Chris@523 82 }
Chris@186 83 }
Chris@186 84
Chris@186 85 private:
Chris@186 86 bool m_mouseUnderline;
Chris@186 87 QString m_naturalText;
Chris@186 88 };
Chris@186 89
Chris@186 90 #endif