/usr/include/klanguagebutton.h is in kdelibs5-dev 4:4.13.3-0ubuntu0.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* klangbutton.h - Button with language selection drop down menu.
* Derived from the KLangCombo class by Hans Petter Bieker.
*
* Copyright (c) 1999-2003 Hans Petter Bieker <bieker@kde.org>
* (c) 2001 Martijn Klingens <klingens@kde.org>
* (c) 2007 David Jarvie <software@astrojar.org.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KLANGUAGEBUTTON_H
#define KLANGUAGEBUTTON_H
#include <kdeui_export.h>
#include <QtGui/QWidget>
class QAction;
class KLocale;
class KLanguageButtonPrivate;
/**
* KLanguageButton is a pushbutton which allows a language to be selected from
* a popup list.
*
* Languages are identified by their ISO 639-1 codes, e.g. en, pt_BR.
*
* \image html klanguagebutton.png "KDE Language Selection Widget"
*
* @author Hans Petter Bieker <bieker@kde.org>, Martijn Klingens <klingens@kde.org>,
* David Jarvie <software@astrojar.org.uk>
*/
class KDEUI_EXPORT KLanguageButton : public QWidget
{
Q_OBJECT
public:
/**
* Constructs a button whose text is determined by the current language
* in the popup list.
*
* @param parent the parent of the button
*/
explicit KLanguageButton(QWidget * parent = 0);
/**
* Constructs a button with static text.
*
* @param text the text of the button
* @param parent the parent of the button
*/
explicit KLanguageButton(const QString & text, QWidget * parent = 0 );
/**
* Deconstructor
*/
virtual ~KLanguageButton();
/**
* Sets the locale to display language names. By default, KGlobal::locale() is used.
*
* @param locale locale to use
*/
void setLocale( const KLocale *locale );
/**
* Sets a static button text.
*
* @param text button text
*/
void setText( const QString &text );
/**
* Specifies whether language codes should be shown alongside language names
* in the popup. Calling this method does not affect any previously
* inserted language texts, so it should normally be called before
* populating the list.
*
* @param show true to show codes, false to hide codes
*/
void showLanguageCodes( bool show );
/**
* Load all known languages into the popup list.
* The current language in the list is set to the default language for the
* current locale (as modified by setLocale()).
*/
void loadAllLanguages();
/**
* Inserts a language into the combo box.
* Normally the display name of the language is obtained automatically, but
* if either the language code does not exist, or there are special display
* requirements, the name of the language can be specified in @p name.
*
* @param languageCode the code for the language
* @param name language name. If empty, the name is obtained automatically.
* @param index the insertion position, or -1 to insert in alphabetical order
*/
void insertLanguage( const QString &languageCode, const QString &name = QString(), int index = -1 );
/**
* Inserts a separator item into the combo box. A negative index will append the item.
*
* @param index the insertion position
*/
void insertSeparator( int index = -1 );
/**
* Returns the number of items in the combo box.
*/
int count() const;
/**
* Removes all combobox items.
*/
void clear();
/**
* Returns the language code of the combobox's current item.
*
* @return the current item's language code
*/
QString current() const;
/**
* Checks whether the specified language is in the popup list.
*
* @param languageCode the language's code
* @return true if in the list
*/
bool contains( const QString &languageCode ) const;
/**
* Sets a given language to be the current item.
*
* @param languageCode the language's code
*/
void setCurrentItem( const QString &languageCode );
Q_SIGNALS:
/**
* This signal is emitted when a new item is activated.
*
* @param languageCode code of the activated language
*/
void activated( const QString &languageCode );
/**
* This signal is emitted when a new item is highlighted.
*
* @param languageCode code of the highlighted language
*/
void highlighted( const QString &languageCode );
private Q_SLOTS:
void slotTriggered( QAction* );
void slotHovered( QAction* );
private:
KLanguageButtonPrivate * const d;
};
#endif
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