Add tab prelighting support

1 files changed, 112 insertions, 0 deletions

diff --git a/tdegtk/tdegtk-genericengine.h b/tdegtk/tdegtk-genericengine.h
new file mode 100644
index 0000000..236ab60
--- /dev/null
+++ b/tdegtk/tdegtk-genericengine.h
@@ -0,0 +1,112 @@
+#ifndef tdegtk_genericengine_h
+#define tdegtk_genericengine_h
+/*
+* this file was largely taken from the oxygen gtk engine
+* Copyright (c) 2010 Hugo Pereira Da Costa <[email protected]>
+*
+* This  library is free  software; you can  redistribute it and/or
+* modify it  under  the terms  of the  GNU Lesser  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
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License  along  with  this library;  if not,  write to  the Free
+* Software Foundation, Inc., 51  Franklin St, Fifth Floor, Boston,
+* MA 02110-1301, USA.
+*/
+
+
+#include "tdegtk-baseengine.h"
+#include "tdegtk-datamap.h"
+
+#include <gtk/gtk.h>
+
+    //! forward declaration
+    class Animations;
+
+    //! associates widgets with some type of data
+    template< typename T>
+    class GenericEngine: public BaseEngine
+    {
+
+        public:
+
+        //! constructor
+        GenericEngine( Animations* widget ):
+            BaseEngine( widget )
+            {}
+
+        //! destructor
+        virtual ~GenericEngine( void )
+        {}
+
+        //! register widget
+        virtual bool registerWidget( GtkWidget* widget )
+        {
+            if( _data.contains( widget ) ) return false;
+            if( enabled() )
+            {
+
+                T& data( _data.registerWidget( widget ) );
+                data.connect( widget );
+
+            } else _data.registerWidget( widget );
+
+            BaseEngine::registerWidget( widget );
+            return true;
+
+        }
+
+        //! unregister widget
+        virtual void unregisterWidget( GtkWidget* widget )
+        {
+            if( !_data.contains( widget ) ) return;
+            _data.value( widget ).disconnect( widget );
+            _data.erase( widget );
+        }
+
+        //! enabled state
+        /*! returns true if changed */
+        inline virtual bool setEnabled( bool value );
+
+        //! true if widget is included
+        virtual bool contains( GtkWidget* widget )
+        { return _data.contains( widget ); }
+
+        protected:
+
+        //! return refence to data
+        virtual DataMap<T>& data( void )
+        { return _data; }
+
+        //! return refence to data
+        virtual const DataMap<T>& data( void ) const
+        { return _data; }
+
+        private:
+
+        //! map widgets to data
+        DataMap<T> _data;
+
+    };
+
+    //________________________________________________________________________
+    template< typename T> bool GenericEngine<T>::setEnabled( bool value )
+    {
+        if( enabled() == value ) return false;
+
+        BaseEngine::setEnabled( value );
+        if( enabled() ) _data.connectAll();
+        else _data.disconnectAll();
+
+        return true;
+
+    }
+
+#endif
+