File indexing completed on 2024-05-12 05:34:37

 #ifndef oxygenwidgetsizedata_h
 #define oxygenwidgetsizedata_h
 /*
 * this file is part of the oxygen gtk engine
 * SPDX-FileCopyrightText: 2010 Hugo Pereira Da Costa <hugo.pereira@free.fr>
 * SPDX-FileCopyrightText: 2010 Ruslan Kabatsayev <b7.10110111@gmail.com>
 *
 * SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "../oxygenflags.h"
 
 #include <gtk/gtk.h>
 
 namespace Oxygen
 {
     // track main window resize events
     class WidgetSizeData
     {
 
         public:
 
         //! constructor
         WidgetSizeData( void ):
             _target(NULL),
             _width(-1),
             _height(-1),
             _alpha(false)
         {}
 
         //! destructor
         virtual ~WidgetSizeData( void )
         {}
 
         //! setup connections
         void connect( GtkWidget* widget )
         { _target = widget; }
 
         //! disconnect
         void disconnect( GtkWidget* )
         { _target = 0L; }
 
         //! changed flags
         enum ChangedFlag
         {
             SizeChanged = 1<<0,
             AlphaChanged = 1<<1
         };
 
         OX_DECLARE_FLAGS( ChangedFlags, ChangedFlag )
 
         //! update widget size and alpha
         /*! return bitmask on what was changed */
         ChangedFlags update();
 
         //! width
         int width( void ) const
         { return _width; }
 
         //! height
         int height( void ) const
         { return _height; }
 
         //! alpha
         bool alpha( void ) const
         { return _alpha; }
 
         private:
 
         //! target widget
         GtkWidget* _target;
 
         //! old width
         int _width;
 
         //! old height
         int _height;
 
         //! whether the widget has alpha channel
         bool _alpha;
 
     };
 
     OX_DECLARE_OPERATORS_FOR_FLAGS( WidgetSizeData::ChangedFlags )
 
 }
 
 #endif