File indexing completed on 2024-05-12 05:34:36

 #ifndef oxygentabwidgetstatedata_h
 #define oxygentabwidgetstatedata_h
 /*
 * this file is part of the oxygen gtk engine
 * SPDX-FileCopyrightText: 2010 Hugo Pereira Da Costa <hugo.pereira@free.fr>
 *
 * SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "oxygentimeline.h"
 #include "../oxygenanimationdata.h"
 
 #include <gtk/gtk.h>
 
 namespace Oxygen
 {
     //! track arrow state changes events,
     /*! used to deal with spinbox and Notebook arrows */
     class TabWidgetStateData
     {
 
         public:
 
         //! constructor
         explicit TabWidgetStateData( void ):
             _target( 0L )
         {}
 
         //! destructor
         virtual ~TabWidgetStateData( void )
         {}
 
         //! setup connections
         void connect( GtkWidget* );
 
         //! disconnect
         void disconnect( GtkWidget* );
 
         //! update state
         bool updateState( int, bool );
 
         //! enable state
         void setEnabled( bool value )
         {
             _current._timeLine.setEnabled( value );
             _previous._timeLine.setEnabled( value );
         }
 
         //! duration
         void setDuration( int value )
         {
             _current._timeLine.setDuration( value );
             _previous._timeLine.setDuration( value );
         }
 
         //! true if tab index is animated
         bool isAnimated( int index ) const
         {
             if( index == _current._index ) return _current._timeLine.isRunning();
             else if( index == _previous._index ) return _previous._timeLine.isRunning();
             else return false;
         }
 
         //! opacity
         double opacity( int index ) const
         {
             if( index == _current._index ) return _current._timeLine.value();
             else if( index == _previous._index ) return _previous._timeLine.value();
             else return OpacityInvalid;
         }
 
         protected:
 
         //! return dirty rect (for update)
         GdkRectangle dirtyRect( void ) const;
 
         //! delayed update
         static gboolean delayedUpdate( gpointer );
 
         private:
 
         //! invalid index
         static const int IndexInvalid;
 
         //! tab data
         class Data
         {
 
             public:
 
             //! constructor
             explicit Data( void ):
                 _index( IndexInvalid )
             {}
 
             //! timeline
             TimeLine _timeLine;
 
             //! tab index
             int _index;
 
         };
 
         //! target
         GtkWidget* _target;
 
         //! current tab data
         Data _current;
 
         //! previous tab data
         Data _previous;
 
     };
 
 }
 
 #endif