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q3combobox.h

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** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
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#ifndef Q3COMBOBOX_H
#define Q3COMBOBOX_H

#include <QtGui/qwidget.h>

QT_BEGIN_HEADER

QT_MODULE(Qt3SupportLight)

#ifndef QT_NO_COMBOBOX

class Q3StrList;
class QStringList;
class QLineEdit;
class QValidator;
class Q3ListBox;
class Q3ComboBoxData;
class QWheelEvent;

00063 class Q_COMPAT_EXPORT Q3ComboBox : public QWidget
{
    Q_OBJECT
    Q_ENUMS( Policy )
00067     Q_PROPERTY( bool editable READ editable WRITE setEditable )
00068     Q_PROPERTY( int count READ count )
00069     Q_PROPERTY( QString currentText READ currentText WRITE setCurrentText DESIGNABLE false )
00070     Q_PROPERTY( int currentItem READ currentItem WRITE setCurrentItem )
00071     Q_PROPERTY( bool autoResize READ autoResize WRITE setAutoResize DESIGNABLE false )
00072     Q_PROPERTY( int sizeLimit READ sizeLimit WRITE setSizeLimit )
00073     Q_PROPERTY( int maxCount READ maxCount WRITE setMaxCount )
00074     Q_PROPERTY( Policy insertionPolicy READ insertionPolicy WRITE setInsertionPolicy )
00075     Q_PROPERTY( bool autoCompletion READ autoCompletion WRITE setAutoCompletion )
00076     Q_PROPERTY( bool duplicatesEnabled READ duplicatesEnabled WRITE setDuplicatesEnabled )

public:
    Q3ComboBox( QWidget* parent=0, const char* name=0 );
    Q3ComboBox( bool rw, QWidget* parent=0, const char* name=0 );
    ~Q3ComboBox();

    int           count() const;

    void    insertStringList( const QStringList &, int index=-1 );
    void    insertStrList( const Q3StrList &, int index=-1 );
    void    insertStrList( const Q3StrList *, int index=-1 );
    void    insertStrList( const char **, int numStrings=-1, int index=-1);

    void    insertItem( const QString &text, int index=-1 );
    void    insertItem( const QPixmap &pixmap, int index=-1 );
    void    insertItem( const QPixmap &pixmap, const QString &text, int index=-1 );

    void    removeItem( int index );

    int           currentItem() const;
    virtual void setCurrentItem( int index );

    QString       currentText() const;
    virtual void setCurrentText( const QString& );

    QString       text( int index ) const;
    const QPixmap *pixmap( int index ) const;

    void    changeItem( const QString &text, int index );
    void    changeItem( const QPixmap &pixmap, int index );
    void    changeItem( const QPixmap &pixmap, const QString &text, int index );

    bool    autoResize()      const;
    virtual void setAutoResize( bool );
    QSize   sizeHint() const;

    void    setPalette( const QPalette & );
    void    setFont( const QFont & );
    void    setEnabled( bool );

    virtual void setSizeLimit( int );
    int           sizeLimit() const;

    virtual void setMaxCount( int );
    int           maxCount() const;

00123     enum Policy { NoInsertion,
                  AtTop,
                  AtCurrent,
                  AtBottom,
              AfterCurrent,
                  BeforeCurrent,
                  NoInsert = NoInsertion,
                  InsertAtTop = AtTop,
                  InsertAtCurrent = AtCurrent,
                  InsertAtBottom = AtBottom,
                  InsertAfterCurrent = AfterCurrent,
                  InsertBeforeCurrent = BeforeCurrent
    };

    virtual void setInsertionPolicy( Policy policy );
    Policy  insertionPolicy() const;

    virtual void setValidator( const QValidator * );
    const QValidator * validator() const;

    virtual void setListBox( Q3ListBox * );
    Q3ListBox *   listBox() const;

    virtual void setLineEdit( QLineEdit *edit );
    QLineEdit*    lineEdit() const;

    virtual void setAutoCompletion( bool );
    bool    autoCompletion() const;

    bool    eventFilter( QObject *object, QEvent *event );

    void    setDuplicatesEnabled( bool enable );
    bool    duplicatesEnabled() const;

    bool    editable() const;
    void    setEditable( bool );

    virtual void popup();

    void    hide();

public Q_SLOTS:
    void    clear();
    void    clearValidator();
    void    clearEdit();
    virtual void setEditText( const QString &);

Q_SIGNALS:
    void    activated( int index );
    void    highlighted( int index );
    void    activated( const QString &);
    void    highlighted( const QString &);
    void    textChanged( const QString &);

private Q_SLOTS:
    void    internalActivate( int );
    void    internalHighlight( int );
    void    internalClickTimeout();
    void    returnPressed();

protected:
    void    paintEvent( QPaintEvent * );
    void    resizeEvent( QResizeEvent * );
    void    mousePressEvent( QMouseEvent * );
    void    mouseMoveEvent( QMouseEvent * );
    void    mouseReleaseEvent( QMouseEvent * );
    void    mouseDoubleClickEvent( QMouseEvent * );
    void    keyPressEvent( QKeyEvent *e );
    void    focusInEvent( QFocusEvent *e );
    void    focusOutEvent( QFocusEvent *e );
#ifndef QT_NO_WHEELEVENT
    void    wheelEvent( QWheelEvent *e );
#endif
    void    styleChange( QStyle& );

    void    updateMask();

private:
    void    setUpListBox();
    void    setUpLineEdit();
    void    popDownListBox();
    void    reIndex();
    void    currentChanged();
    int           completionIndex( const QString &, int ) const;

    Q3ComboBoxData      *d;

private:    // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
    Q3ComboBox( const Q3ComboBox & );
    Q3ComboBox &operator=( const Q3ComboBox & );
#endif
};


#endif // QT_NO_COMBOBOX

QT_END_HEADER

#endif // Q3COMBOBOX_H

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