lbajardsilogic@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:     Sonic Visualiser
lbajardsilogic@0:     An audio file viewer and annotation editor.
lbajardsilogic@0:     Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0:     
lbajardsilogic@0:     This program is free software; you can redistribute it and/or
lbajardsilogic@0:     modify it under the terms of the GNU General Public License as
lbajardsilogic@0:     published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0:     License, or (at your option) any later version.  See the file
lbajardsilogic@0:     COPYING included with this distribution for more information.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:     This is a modified version of a source file from the KDE
lbajardsilogic@0:     libraries.  Copyright (c) 1998-2004 Jörg Habenicht, Richard J
lbajardsilogic@0:     Moore and others, distributed under the GNU Lesser General Public
lbajardsilogic@0:     License.
lbajardsilogic@0: 
lbajardsilogic@0:     Ported to Qt4 by Chris Cannam.
lbajardsilogic@0: 
lbajardsilogic@0:     The original KDE widget comes in round and rectangular and flat,
lbajardsilogic@0:     raised, and sunken variants.  This version retains only the round
lbajardsilogic@0:     sunken variant.  This version also implements a simple button API.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: #ifndef _LED_BUTTON_H_
lbajardsilogic@0: #define _LED_BUTTON_H_
lbajardsilogic@0: 
lbajardsilogic@0: #include <QWidget>
lbajardsilogic@0: 
lbajardsilogic@0: class QColor;
lbajardsilogic@0: 
lbajardsilogic@0: class LEDButton : public QWidget
lbajardsilogic@0: {
lbajardsilogic@0:     Q_OBJECT
lbajardsilogic@0:     Q_PROPERTY(QColor color READ color WRITE setColor)
lbajardsilogic@0:     Q_PROPERTY(int darkFactor READ darkFactor WRITE setDarkFactor)
lbajardsilogic@0: 
lbajardsilogic@0: public:
lbajardsilogic@0:     LEDButton(QWidget *parent = 0);
lbajardsilogic@0:     LEDButton(const QColor &col, QWidget *parent = 0);
lbajardsilogic@0:     LEDButton(const QColor& col, bool state, QWidget *parent = 0);
lbajardsilogic@0:     ~LEDButton();
lbajardsilogic@0: 
lbajardsilogic@0:     bool state() const;
lbajardsilogic@0:     QColor color() const;
lbajardsilogic@0:     int darkFactor() const;
lbajardsilogic@0: 
lbajardsilogic@0:     virtual QSize sizeHint() const;
lbajardsilogic@0:     virtual QSize minimumSizeHint() const;
lbajardsilogic@0: 
lbajardsilogic@0: signals:
lbajardsilogic@0:     void stateChanged(bool);
lbajardsilogic@0: 
lbajardsilogic@0:     void mouseEntered();
lbajardsilogic@0:     void mouseLeft();
lbajardsilogic@0: 
lbajardsilogic@0: public slots:
lbajardsilogic@0:     void toggle();
lbajardsilogic@0:     void on();
lbajardsilogic@0:     void off();
lbajardsilogic@0: 
lbajardsilogic@0:     void setState(bool);
lbajardsilogic@0:     void toggleState();
lbajardsilogic@0:     void setColor(const QColor& color);
lbajardsilogic@0:     void setDarkFactor(int darkfactor);
lbajardsilogic@0: 
lbajardsilogic@0: protected:
lbajardsilogic@0:     void paintEvent(QPaintEvent *);
lbajardsilogic@0:     void mousePressEvent(QMouseEvent *);
lbajardsilogic@0:     void enterEvent(QEvent *);
lbajardsilogic@0:     void leaveEvent(QEvent *);
lbajardsilogic@0: 
lbajardsilogic@0:     bool led_state;
lbajardsilogic@0:     QColor led_color;
lbajardsilogic@0: 
lbajardsilogic@0:     class LEDButtonPrivate;
lbajardsilogic@0:     LEDButtonPrivate *d;
lbajardsilogic@0: };
lbajardsilogic@0: 
lbajardsilogic@0: #endif