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- /* This file is part of the KDE libraries
- Copyright (C) 2003 Stephan Binner <binner@kde.org>
- Copyright (C) 2003 Zack Rusin <zack@kde.org>
-
- 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 KTABWIDGET_H
- #define KTABWIDGET_H
-
- #include <qtabwidget.h>
- #include <qstringlist.h>
-
- #include <kdelibs_export.h>
-
- class KTabWidgetPrivate;
-
- /**
- * \brief A widget containing multiple tabs
- *
- * @since 3.2
- */
- class KDEUI_EXPORT KTabWidget : public QTabWidget
- {
- Q_OBJECT
- Q_PROPERTY( bool tabReorderingEnabled READ isTabReorderingEnabled WRITE setTabReorderingEnabled )
- Q_PROPERTY( bool hoverCloseButton READ hoverCloseButton WRITE setHoverCloseButton )
- Q_PROPERTY( bool hoverCloseButtonDelayed READ hoverCloseButtonDelayed WRITE setHoverCloseButtonDelayed )
- Q_PROPERTY( bool tabCloseActivatePrevious READ tabCloseActivatePrevious WRITE setTabCloseActivatePrevious )
- Q_PROPERTY( bool automaticResizeTabs READ automaticResizeTabs WRITE setAutomaticResizeTabs )
-
- public:
- KTabWidget( QWidget *parent = 0, const char *name = 0, WFlags f = 0 );
- /**
- * Destructor.
- */
- virtual ~KTabWidget();
- /*!
- Set the tab of the given widget to \a color.
- */
- void setTabColor( QWidget *, const QColor& color );
- /*!
- Returns the tab color for the given widget.
- */
- QColor tabColor( QWidget * ) const;
-
- /*!
- Returns true if tab ordering with the middle mouse button
- has been enabled.
- */
- bool isTabReorderingEnabled() const;
-
- /*!
- Returns true if the close button is shown on tabs
- when mouse is hovering over them.
- */
- bool hoverCloseButton() const;
-
- /*!
- Returns true if the close button is shown on tabs
- after a delay.
- */
- bool hoverCloseButtonDelayed() const;
-
- /*!
- Returns true if closing the current tab activates the previous
- actice tab instead of the one to the right.
- @since 3.3
- */
- bool tabCloseActivatePrevious() const;
-
- /*!
- Returns true if calling setTitle() will resize tabs
- to the width of the tab bar.
- @since 3.4
- */
- bool automaticResizeTabs() const;
-
- /*!
- If \a hide is true, the tabbar is hidden along with any corner
- widgets.
- @since 3.4
- */
- void setTabBarHidden( bool hide );
-
- /*!
- Returns true if the tabbar is hidden.
- @since 3.4
- */
- bool isTabBarHidden() const;
-
- /*!
- Reimplemented for internal reasons.
- */
- virtual void insertTab( QWidget *, const QString &, int index = -1 );
-
- /*!
- Reimplemented for internal reasons.
- */
- virtual void insertTab( QWidget *child, const QIconSet& iconset,
- const QString &label, int index = -1 );
- /*!
- Reimplemented for internal reasons.
- */
- virtual void insertTab( QWidget *, QTab *, int index = -1 );
-
- /*!
- Reimplemented for internal reasons.
- */
- void changeTab( QWidget *, const QString & );
-
- /*!
- Reimplemented for internal reasons.
- */
- void changeTab( QWidget *child, const QIconSet& iconset, const QString &label );
-
- /*!
- Reimplemented for internal reasons.
- */
- QString label( int ) const;
-
- /*!
- Reimplemented for internal reasons.
- */
- QString tabLabel( QWidget * ) const;
-
- /*!
- Reimplemented for internal reasons.
- */
- void setTabLabel( QWidget *, const QString & );
-
- public slots:
- /*!
- Move a widget's tab from first to second specified index and emit
- signal movedTab( int, int ) afterwards.
- */
- virtual void moveTab( int, int );
-
- /*!
- Removes the widget, reimplemented for
- internal reasons (keeping labels in sync).
- */
- virtual void removePage ( QWidget * w );
-
- /*!
- If \a enable is true, tab reordering with middle button will be enabled.
-
- Note that once enabled you shouldn't rely on previously queried
- currentPageIndex() or indexOf( QWidget * ) values anymore.
-
- You can connect to signal movedTab(int, int) which will notify
- you from which index to which index a tab has been moved.
- */
- void setTabReorderingEnabled( bool enable );
-
- /*!
- If \a enable is true, a close button will be shown on mouse hover
- over tab icons which will emit signal closeRequest( QWidget * )
- when pressed.
- */
- void setHoverCloseButton( bool enable );
-
- /*!
- If \a delayed is true, a close button will be shown on mouse hover
- over tab icons after mouse double click delay else immediately.
- */
- void setHoverCloseButtonDelayed( bool delayed );
-
- /*!
- If \a previous is true, closing the current tab activates the
- previous active tab instead of the one to the right.
- @since 3.3
- */
- void setTabCloseActivatePrevious( bool previous );
-
- /*!
- If \a enable is true, tabs will be resized to the width of the tab bar.
-
- Does not work reliable with "QTabWidget* foo=new KTabWidget()" and if
- you change tabs via the tabbar or by accessing tabs directly.
- @since 3.4
- */
- void setAutomaticResizeTabs( bool enable );
-
- signals:
- /*!
- Connect to this and set accept to true if you can and want to decode the event.
- */
- void testCanDecode(const QDragMoveEvent *e, bool &accept /* result */);
-
- /*!
- Received an event in the empty space beside tabbar. Usually creates a new tab.
- This signal is only possible after testCanDecode and positive accept result.
- */
- void receivedDropEvent( QDropEvent * );
-
- /*!
- Received an drop event on given widget's tab.
- This signal is only possible after testCanDecode and positive accept result.
- */
- void receivedDropEvent( QWidget *, QDropEvent * );
-
- /*!
- Request to start a drag operation on the given tab.
- */
- void initiateDrag( QWidget * );
-
- /*!
- The right mouse button was pressed over empty space besides tabbar.
- */
- void contextMenu( const QPoint & );
-
- /*!
- The right mouse button was pressed over a widget.
- */
- void contextMenu( QWidget *, const QPoint & );
-
- /*!
- A tab was moved from first to second index. This signal is only
- possible after you have called setTabReorderingEnabled( true ).
- */
- void movedTab( int, int );
-
- /*!
- A double left mouse button click was performed over empty space besides tabbar.
- @since 3.3
- */
- void mouseDoubleClick();
-
- /*!
- A double left mouse button click was performed over the widget.
- */
- void mouseDoubleClick( QWidget * );
-
- /*!
- A middle mouse button click was performed over empty space besides tabbar.
- */
- void mouseMiddleClick();
-
- /*!
- A middle mouse button click was performed over the widget.
- */
- void mouseMiddleClick( QWidget * );
-
- /*!
- The close button of a widget's tab was clicked. This signal is
- only possible after you have called setHoverCloseButton( true ).
- */
- void closeRequest( QWidget * );
-
- protected:
- virtual void mouseDoubleClickEvent( QMouseEvent *e );
- virtual void mousePressEvent( QMouseEvent * );
- virtual void dragMoveEvent( QDragMoveEvent * );
- virtual void dropEvent( QDropEvent * );
- unsigned int tabBarWidthForMaxChars( uint maxLength );
- #ifndef QT_NO_WHEELEVENT
- virtual void wheelEvent( QWheelEvent *e );
- #endif
- virtual void resizeEvent( QResizeEvent * );
-
- protected slots:
- virtual void receivedDropEvent( int, QDropEvent * );
- virtual void initiateDrag( int );
- virtual void contextMenu( int, const QPoint & );
- virtual void mouseDoubleClick( int );
- virtual void mouseMiddleClick( int );
- virtual void closeRequest( int );
- #ifndef QT_NO_WHEELEVENT
- virtual void wheelDelta( int );
- #endif
-
- private:
- bool isEmptyTabbarSpace( const QPoint & ) const;
- void resizeTabs( int changedTabIndex = -1 );
- void updateTab( int index );
-
- KTabWidgetPrivate *d;
- };
-
- #endif
-