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293 lines
8.5 KiB
293 lines
8.5 KiB
/* This file is part of the KDE libraries
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Copyright (C) 2003 Stephan Binner <binner@kde.org>
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Copyright (C) 2003 Zack Rusin <zack@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef KTABWIDGET_H
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#define KTABWIDGET_H
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#include <tqtabwidget.h>
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#include <tqstringlist.h>
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#include <kdelibs_export.h>
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class KTabWidgetPrivate;
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/**
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* \brief A widget containing multiple tabs
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*
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* @since 3.2
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*/
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class KDEUI_EXPORT KTabWidget : public TQTabWidget
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{
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Q_OBJECT
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TQ_OBJECT
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TQ_PROPERTY( bool tabReorderingEnabled READ isTabReorderingEnabled WRITE setTabReorderingEnabled )
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TQ_PROPERTY( bool hoverCloseButton READ hoverCloseButton WRITE setHoverCloseButton )
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TQ_PROPERTY( bool hoverCloseButtonDelayed READ hoverCloseButtonDelayed WRITE setHoverCloseButtonDelayed )
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TQ_PROPERTY( bool tabCloseActivatePrevious READ tabCloseActivatePrevious WRITE setTabCloseActivatePrevious )
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TQ_PROPERTY( bool automaticResizeTabs READ automaticResizeTabs WRITE setAutomaticResizeTabs )
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public:
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KTabWidget( TQWidget *parent = 0, const char *name = 0, WFlags f = 0 );
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/**
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* Destructor.
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*/
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virtual ~KTabWidget();
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/*!
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Set the tab of the given widget to \a color.
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*/
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void setTabColor( TQWidget *, const TQColor& color );
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TQColor tabColor( TQWidget * ) const;
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/*!
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Returns true if tab ordering with the middle mouse button
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has been enabled.
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*/
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bool isTabReorderingEnabled() const;
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/*!
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Returns true if the close button is shown on tabs
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when mouse is hovering over them.
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*/
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bool hoverCloseButton() const;
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/*!
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Returns true if the close button is shown on tabs
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after a delay.
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*/
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bool hoverCloseButtonDelayed() const;
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/*!
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Returns true if closing the current tab activates the previous
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actice tab instead of the one to the right.
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@since 3.3
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*/
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bool tabCloseActivatePrevious() const;
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/*!
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Returns true if calling setTitle() will resize tabs
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to the width of the tab bar.
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@since 3.4
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*/
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bool automaticResizeTabs() const;
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/*!
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If \a hide is true, the tabbar is hidden along with any corner
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widgets.
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@since 3.4
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*/
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void setTabBarHidden( bool hide );
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/*!
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Return true if the tabbar is hidden.
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@since 3.4
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*/
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bool isTabBarHidden() const;
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/*!
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Reimplemented for internal reasons.
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*/
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virtual void insertTab( TQWidget *, const TQString &, int index = -1 );
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/*!
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Reimplemented for internal reasons.
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*/
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virtual void insertTab( TQWidget *child, const TQIconSet& iconset,
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const TQString &label, int index = -1 );
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/*!
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Reimplemented for internal reasons.
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*/
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virtual void insertTab( TQWidget *, TQTab *, int index = -1 );
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/*!
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Reimplemented for internal reasons.
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*/
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void changeTab( TQWidget *, const TQString & );
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/*!
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Reimplemented for internal reasons.
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*/
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void changeTab( TQWidget *child, const TQIconSet& iconset, const TQString &label );
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/*!
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Reimplemented for internal reasons.
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*/
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TQString label( int ) const;
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/*!
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Reimplemented for internal reasons.
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*/
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TQString tabLabel( TQWidget * ) const;
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/*!
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Reimplemented for internal reasons.
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*/
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void setTabLabel( TQWidget *, const TQString & );
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public slots:
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/*!
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Move a widget's tab from first to second specified index and emit
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signal movedTab( int, int ) afterwards.
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*/
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virtual void moveTab( int, int );
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/*!
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Removes the widget, reimplemented for
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internal reasons (keeping labels in sync).
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*/
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virtual void removePage ( TQWidget * w );
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/*!
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If \a enable is true, tab reordering with middle button will be enabled.
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Note that once enabled you shouldn't rely on previously queried
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currentPageIndex() or indexOf( TQWidget * ) values anymore.
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You can connect to signal movedTab(int, int) which will notify
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you from which index to which index a tab has been moved.
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*/
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void setTabReorderingEnabled( bool enable );
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/*!
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If \a enable is true, a close button will be shown on mouse hover
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over tab icons which will emit signal closeRequest( TQWidget * )
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when pressed.
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*/
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void setHoverCloseButton( bool enable );
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/*!
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If \a delayed is true, a close button will be shown on mouse hover
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over tab icons after mouse double click delay else immediately.
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*/
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void setHoverCloseButtonDelayed( bool delayed );
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/*!
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If \a delayed is true, closing the current tab activates the
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previous active tab instead of the one to the right.
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@since 3.3
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*/
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void setTabCloseActivatePrevious( bool previous );
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/*!
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If \a enable is true, tabs will be resized to the width of the tab bar.
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Does not work reliable with "TQTabWidget* foo=new KTabWidget()" and if
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you change tabs via the tabbar or by accessing tabs directly.
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@since 3.4
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*/
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void setAutomaticResizeTabs( bool enable );
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signals:
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/*!
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Connect to this and set accept to true if you can and want to decode the event.
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*/
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void testCanDecode(const TQDragMoveEvent *e, bool &accept /* result */);
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/*!
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Received an event in the empty space beside tabbar. Usually creates a new tab.
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This signal is only possible after testCanDecode and positive accept result.
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*/
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void receivedDropEvent( TQDropEvent * );
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/*!
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Received an drop event on given widget's tab.
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This signal is only possible after testCanDecode and positive accept result.
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*/
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void receivedDropEvent( TQWidget *, TQDropEvent * );
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/*!
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Request to start a drag operation on the given tab.
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*/
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void initiateDrag( TQWidget * );
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/*!
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The right mouse button was pressed over empty space besides tabbar.
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*/
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void contextMenu( const TQPoint & );
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/*!
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The right mouse button was pressed over a widget.
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*/
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void contextMenu( TQWidget *, const TQPoint & );
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/*!
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A tab was moved from first to second index. This signal is only
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possible after you have called setTabReorderingEnabled( true ).
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*/
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void movedTab( int, int );
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/*!
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A double left mouse button click was performed over empty space besides tabbar.
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@since 3.3
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*/
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void mouseDoubleClick();
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/*!
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A double left mouse button click was performed over the widget.
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*/
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void mouseDoubleClick( TQWidget * );
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/*!
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A middle mouse button click was performed over empty space besides tabbar.
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*/
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void mouseMiddleClick();
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/*!
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A middle mouse button click was performed over the widget.
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*/
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void mouseMiddleClick( TQWidget * );
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/*!
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The close button of a widget's tab was clicked. This signal is
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only possible after you have called setHoverCloseButton( true ).
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*/
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void closeRequest( TQWidget * );
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protected:
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virtual void mouseDoubleClickEvent( TQMouseEvent *e );
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virtual void mousePressEvent( TQMouseEvent * );
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virtual void dragMoveEvent( TQDragMoveEvent * );
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virtual void dropEvent( TQDropEvent * );
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unsigned int tabBarWidthForMaxChars( uint maxLength );
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#ifndef TQT_NO_WHEELEVENT
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virtual void wheelEvent( TQWheelEvent *e );
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#endif
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virtual void resizeEvent( TQResizeEvent * );
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protected slots:
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virtual void receivedDropEvent( int, TQDropEvent * );
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virtual void initiateDrag( int );
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virtual void contextMenu( int, const TQPoint & );
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virtual void mouseDoubleClick( int );
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virtual void mouseMiddleClick( int );
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virtual void closeRequest( int );
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#ifndef TQT_NO_WHEELEVENT
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virtual void wheelDelta( int );
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#endif
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private:
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bool isEmptyTabbarSpace( const TQPoint & ) const;
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void resizeTabs( int changedTabIndex = -1 );
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void updateTab( int index );
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KTabWidgetPrivate *d;
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};
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#endif
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