qcomboview.h

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/**********************************************************************
**
**
** Definition of QComboView class
**
** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
** Copyright (C) 2003 Alexander Dymo <cloudtemple@mksat.net>
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
**********************************************************************/
 
#ifndef TQCOMBOVIEW_H
#define TQCOMBOVIEW_H
 
#include "tqwidget.h"
 
#ifndef TQT_NO_COMBOBOX
 
class TQStrList;
class TQStringList;
class TQLineEdit;
class TQValidator;
class TQListView;
class TQListViewItem;
class QComboViewData;
 
class TQ_EXPORT QComboView : public TQWidget
{
    TQ_OBJECT
  
    TQ_ENUMS( Policy )
    TQ_PROPERTY( bool editable READ editable WRITE setEditable )
//    TQ_PROPERTY( int count READ count )
    TQ_PROPERTY( TQString currentText READ currentText WRITE setCurrentText DESIGNABLE false )
//    TQ_PROPERTY( TQListView *currentItem READ currentItem WRITE setCurrentItem )
    TQ_PROPERTY( bool autoResize READ autoResize WRITE setAutoResize DESIGNABLE false )
    TQ_PROPERTY( int sizeLimit READ sizeLimit WRITE setSizeLimit )
//    TQ_PROPERTY( int maxCount READ maxCount WRITE setMaxCount )
    TQ_PROPERTY( Policy insertionPolicy READ insertionPolicy WRITE setInsertionPolicy )
    TQ_PROPERTY( bool autoCompletion READ autoCompletion WRITE setAutoCompletion )
    TQ_PROPERTY( bool duplicatesEnabled READ duplicatesEnabled WRITE setDuplicatesEnabled )
    TQ_OVERRIDE( bool autoMask DESIGNABLE true SCRIPTABLE true )
 
public:
//    QComboView( TQWidget* parent=0, const char* name=0 );
    QComboView( bool rw, TQWidget* parent=0, const char* name=0 );
    ~QComboView();
 
    int childCount() const;
 
    TQListViewItem *currentItem() const;
    virtual void setCurrentItem( TQListViewItem * );
    virtual void setCurrentActiveItem( TQListViewItem * );
 
    bool    autoResize()    const;
    virtual void setAutoResize( bool );
    TQSize  sizeHint() const;
 
    void    setPalette( const TQPalette & );
    void    setFont( const TQFont & );
    void    setEnabled( bool );
 
    virtual void setSizeLimit( int );
    int     sizeLimit() const;
 
/*    virtual void setMaxCount( int );
    int     maxCount() const;*/
 
    enum Policy { NoInsertion, AtTop, AtCurrent, AtBottom,
          AfterCurrent, BeforeCurrent };
 
    virtual void setInsertionPolicy( Policy policy );
    Policy  insertionPolicy() const;
 
    virtual void setValidator( const TQValidator * );
    const TQValidator * validator() const;
 
    virtual void setListView( TQListView * );
    TQListView *    listView() const;
 
    virtual void setLineEdit( TQLineEdit *edit );
    TQLineEdit* lineEdit() const;
 
    virtual void setAutoCompletion( bool );
    bool    autoCompletion() const;
 
    bool    eventFilter( TQObject *object, TQEvent *event );
 
    void    setDuplicatesEnabled( bool enable );
    bool    duplicatesEnabled() const;
 
    bool    editable() const;
    void    setEditable( bool );
 
    virtual void popup();
 
    TQString currentText() const;
    void setCurrentText( const TQString& );
 
public slots:
    virtual void clear();
    void    clearValidator();
    void    clearEdit();
    virtual void setEditText( const TQString &);
 
signals:
    void    activated( TQListViewItem * item );
    void    highlighted( TQListViewItem * item );
    void    activated( const TQString &);
    void    highlighted( const TQString &);
    void    textChanged( const TQString &);
    void    focusGranted();
    void    focusLost();
 
private slots:
    void    internalActivate( TQListViewItem * );
    void    internalHighlight( TQListViewItem * );
    void    internalClickTimeout();
    void    returnPressed();
    void checkState(TQListViewItem*);
 
protected:
    void    paintEvent( TQPaintEvent * );
    void    resizeEvent( TQResizeEvent * );
    void    mousePressEvent( TQMouseEvent * );
    void    mouseMoveEvent( TQMouseEvent * );
    void    mouseReleaseEvent( TQMouseEvent * );
    void    mouseDoubleClickEvent( TQMouseEvent * );
    void    keyPressEvent( TQKeyEvent *e );
    void    focusInEvent( TQFocusEvent *e );
    void    focusOutEvent( TQFocusEvent *e );
    void    wheelEvent( TQWheelEvent *e );
    void    styleChange( TQStyle& );
 
    void    updateMask();
 
private:
    virtual void setUpListView();
    void    setUpLineEdit();
    void    popDownListView();
    void    reIndex();
    void    currentChanged();
    TQListViewItem *completionIndex( const TQString &, TQListViewItem * ) const;
 
    QComboViewData  *d;
 
private:    // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
    QComboView( const QComboView & );
    QComboView &operator=( const QComboView & );
#endif
};
 
 
#endif // TQT_NO_COMBOBOX
 
#endif // TQCOMBOVIEW_H