annotate widgets/NotifyingPushButton.h @ 1351:9fb7133dd818

Scale positioning
author Chris Cannam
date Wed, 03 Oct 2018 12:59:55 +0100
parents 7609580fb05a
children a18e78b9c78b
rev   line source
Chris@189 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@189 2
Chris@189 3 /*
Chris@189 4 Sonic Visualiser
Chris@189 5 An audio file viewer and annotation editor.
Chris@189 6 Centre for Digital Music, Queen Mary, University of London.
Chris@189 7 This file copyright 2007 QMUL.
Chris@189 8
Chris@189 9 This program is free software; you can redistribute it and/or
Chris@189 10 modify it under the terms of the GNU General Public License as
Chris@189 11 published by the Free Software Foundation; either version 2 of the
Chris@189 12 License, or (at your option) any later version. See the file
Chris@189 13 COPYING included with this distribution for more information.
Chris@189 14 */
Chris@189 15
Chris@1189 16 #ifndef SV_NOTIFYING_PUSH_BUTTON_H
Chris@1189 17 #define SV_NOTIFYING_PUSH_BUTTON_H
Chris@189 18
Chris@189 19 #include <QPushButton>
Chris@189 20
Chris@189 21 /**
Chris@1189 22 * Very trivial enhancement to QPushButton to make it emit signals
Chris@1189 23 * when the mouse enters and leaves (for context help). See also
Chris@1189 24 * NotifyingToolButton
Chris@189 25 */
Chris@189 26
Chris@189 27 class NotifyingPushButton : public QPushButton
Chris@189 28 {
Chris@189 29 Q_OBJECT
Chris@1180 30
Chris@189 31 public:
Chris@189 32 NotifyingPushButton(QWidget *parent = 0) :
Chris@189 33 QPushButton(parent) { }
Chris@189 34
Chris@189 35 virtual ~NotifyingPushButton();
Chris@189 36
Chris@189 37 signals:
Chris@189 38 void mouseEntered();
Chris@189 39 void mouseLeft();
Chris@189 40
Chris@189 41 protected:
Chris@189 42 virtual void enterEvent(QEvent *);
Chris@189 43 virtual void leaveEvent(QEvent *);
Chris@189 44 };
Chris@189 45
Chris@189 46 #endif
Chris@189 47