File indexing completed on 2024-05-12 17:05:52

 #ifndef oxygentreeviewstatedata_h
 #define oxygentreeviewstatedata_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 "../oxygengtkcellinfo.h"
 #include "../oxygengtkutils.h"
 
 #include <gtk/gtk.h>
 
 namespace Oxygen
 {
     //! track arrow state changes events,
     /*! used to deal with spinbox and Notebook arrows */
     class TreeViewStateData
     {
 
         public:
 
         //! constructor
         explicit TreeViewStateData( void ):
             _target( 0L ),
             _dirtyRect( Gtk::gdk_rectangle() )
         {}
 
         //! destructor
         virtual ~TreeViewStateData( void )
         {}
 
         //! setup connections
         void connect( GtkWidget* );
 
         //! disconnect
         void disconnect( GtkWidget* );
 
         //! update state
         bool updateState( const Gtk::CellInfo&, 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 info is animated
         bool isAnimated( const Gtk::CellInfo& info ) const
         {
             if( info == _current._info ) return _current._timeLine.isRunning();
             else if( info == _previous._info ) return _previous._timeLine.isRunning();
             else return false;
         }
 
         //! opacity
         double opacity( const Gtk::CellInfo& info ) const
         {
             if( info == _current._info ) return _current._timeLine.value();
             else if( info == _previous._info ) return _previous._timeLine.value();
             else return OpacityInvalid;
         }
 
         protected:
 
         //! return dirty rect (for update)
         GdkRectangle dirtyRect( void );
 
         //! delayed update
         static gboolean delayedUpdate( gpointer );
 
         private:
 
         //! tab data
         class Data
         {
 
             public:
 
             //! constructor
             explicit Data( void )
             {}
 
             //! timeline
             TimeLine _timeLine;
 
             //! tab info
             Gtk::CellInfo _info;
 
         };
 
         //! target
         GtkWidget* _target;
 
         //! current tab data
         Data _current;
 
         //! previous tab data
         Data _previous;
 
         //! additional dirty rect
         GdkRectangle _dirtyRect;
 
     };
 
 }
 
 #endif