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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>
*
* Requires the Qt widget libraries, available at no cost at
* http://www.troll.no/
*
* 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.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __KLANGBUTTON_H__
#define __KLANGBUTTON_H__
#include <tqwidget.h>
#include <kdelibs_export.h>
class KLanguageButtonPrivate;
class TQIconSet;
class TQPopupMenu;
/**
* KLanguageButton provides a combobox with a 2-D dataset. It also supports icons.
* It is also possible to construct a non combobox version.
*
* All items are identified using strings, not integers.
*
* Combined version of KTagCombo and KLanguageCombo but using a QPushButton
* instead.
*/
class KDEUI_EXPORT KLanguageButton : public TQWidget
{
Q_OBJECT
public:
/**
* Constructs a combobox widget with parent parent called name.
*
* @param parent The parent of the combo box
* @param name The name of the combo box
*/
KLanguageButton(TQWidget * parent = 0, const char * name = 0);
/**
* Constructs a version with static text. The parent parent is called name.
*
* @param text The text of the button
* @param parent The parent of the button
* @param name The name of the button
*/
KLanguageButton(const TQString & text, TQWidget * parent = 0, const char * name = 0);
/**
* Deconstructor
*/
virtual ~KLanguageButton();
/**
* Inserts an item into the combo box. A negative index will append the item.
*
* @param icon The icon used used when displaying the item.
* @param text The text string used when displaying the item.
* @param id The text string used to identify the item.
* @param submenu The place where the item should be placed.
* @param index The visual position in the submenu.
*/
void insertItem( const TQIconSet& icon, const TQString &text,
const TQString & id, const TQString &submenu = TQString::null,
int index = -1 );
/**
* Inserts an item into the combo box. A negative index will append the item.
*
* @param text The text string used when displaying the item.
* @param id The text string used to identify the item.
* @param submenu The place where the item should be placed.
* @param index The visual position in the submenu.
*/
void insertItem( const TQString &text, const TQString & id,
const TQString &submenu = TQString::null, int index = -1 );
/**
* Inserts a seperator item into the combo box. A negative index will append the item.
*
* @param submenu The place where the item should be placed.
* @param index The visual position in the submenu.
*/
void insertSeparator( const TQString &submenu = TQString::null,
int index = -1 );
/**
* Inserts a submenu into the combo box. A negative index will append the item.
*
* @param icon The icon used used when displaying the item.
* @param text The text string used when displaying the item.
* @param id The text string used to identify the item.
* @param submenu The place where the item should be placed.
* @param index The visual position in the submenu.
*/
void insertSubmenu( const TQIconSet & icon, const TQString &text,
const TQString & id, const TQString &submenu = TQString::null,
int index = -1);
/**
* Inserts a submenu into the combo box. A negative index will append the item.
*
* @param text The text string used when displaying the item.
* @param id The text string used to identify the item.
* @param submenu The place where the item should be placed.
* @param index The visual position in the submenu.
*/
void insertSubmenu( const TQString &text, const TQString & id,
const TQString &submenu = TQString::null, int index = -1);
void insertLanguage( const TQString& path, const TQString& name,
const TQString& sub = TQString::null,
const TQString &submenu = TQString::null, int index = -1);
int count() const;
/**
* Removes all combobox items.
*/
void clear();
/**
* Changes the current text item of the combobox, and makes the text static.
*/
void setText(const TQString & text);
/**
* Returns the id of the combobox's current item.
*/
TQString current() const;
/**
* Returns TRUE if the combobox contains id.
*/
bool contains( const TQString & id ) const;
/**
* Sets id as current item.
*/
void setCurrentItem( const TQString & id );
TQString id( int i ) const;
signals:
/**
* This signal is emitted when a new item is activated. The id is
* the identificator of the selected item.
*/
void activated( const TQString & id );
void highlighted( const TQString & id );
private slots:
void slotActivated( int );
void slotHighlighted( int );
private:
int currentItem() const;
void setCurrentItem( int );
void init(const char * name);
// work space for the new class
TQStringList *m_ids;
TQPopupMenu *m_popup, *m_oldPopup;
int m_current;
KLanguageButtonPrivate * d;
};
#endif
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