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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Sonic Visualiser
An audio file viewer and annotation editor.
Centre for Digital Music, Queen Mary, University of London.
This file copyright 2007-2016 QMUL.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#ifndef SV_COLOUR_COMBO_BOX_H
#define SV_COLOUR_COMBO_BOX_H
#include "NotifyingComboBox.h"
namespace sv {
/**
* Colour-picker combo box with swatches, optionally including "Add
* New Colour..." entry to invoke a QColorDialog/ColourNameDialog
*/
class ColourComboBox : public NotifyingComboBox
{
Q_OBJECT
public:
ColourComboBox(bool withAddNewColourEntry, QWidget *parent = 0);
/**
* Add an entry at the top of the combo for "no colour selected",
* with the given label.
*/
void includeUnsetEntry(QString label);
/**
* Get the current colour index. This is the same as
* QComboBox::currentIndex() if there is no unset entry, or 1 less
* than it if includeUnsetEntry() has been used. So if there is an
* unset entry, and it is selected, this returns -1.
*/
int getCurrentColourIndex() const {
int index = currentIndex();
if (m_unsetEntry == "") {
return index;
} else {
return index - 1;
}
}
signals:
/**
* Emitted when the current index is changed. The argument is the
* value returned by getCurrentColourIndex()
*/
void colourChanged(int colourIndex);
private slots:
void rebuild();
void comboActivated(int);
private:
bool m_withAddNewColourEntry;
QString m_unsetEntry;
};
} // end namespace sv
#endif
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