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/***************************************************************************
KeywordWidget.h - widget for editing a list of keywords
-------------------
begin : Fri 02 2002
copyright : (C) 2002 by Thomas Eschenbacher
email : Thomas Eschenbacher <thomas.eschenbacher@gmx.de>
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef KEYWORD_WIDGET_H
#define KEYWORD_WIDGET_H
#include "config.h"
#include <QObject>
#include <QStringList>
#include "ui_KeywordWidgetBase.h"
class QEvent;
class QString;
class QWidget;
namespace Kwave
{
/**
* Re-implemented and slightly modified version of a KEditListBox. All
* items in the list are unique and sorted alphabetically, leading and
* trailing whitespaces are removed. An additional "Auto" button is
* provided for populating the list with automatically generated entries.
*/
class KeywordWidget: public QWidget,
Ui::KeywordWidgetBase
{
Q_OBJECT
public:
/** Constructor */
explicit KeywordWidget(QWidget *parent);
/** Destructor */
~KeywordWidget() override;
/** Returns the list of keywords (sorted) */
QStringList keywords();
/** Sets/initializes the list of keywords */
void setKeywords(const QStringList &keywords);
signals:
/** emitted if the user pressed the "Auto" button */
void autoGenerate();
private slots:
/** updates the controls if the text edit changed */
void editChanged(const QString &);
/** called if the user pressed return in the edit line */
void returnPressed();
/** add an entry to the list */
void add();
/** remove the currently selected item from the list */
void remove();
/** called when a new list entry has been selected */
void listClicked(QListWidgetItem *item);
/** forwards the click of the "Auto" button */
void autoClicked();
protected:
/** returns true if the given string is contained in the list */
bool contained(const QString &item);
/** update the enable state of the buttons */
void update();
/** event filter for blocking the effect of pressing "return" */
virtual bool eventFilter(QObject *sender, QEvent *event)
override;
};
}
#endif /* KEYWORD_WIDGET_H */
//***************************************************************************
//***************************************************************************
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