Implement mouse wheel scrolling in List

[libs/gltk.git] / source / slider.h

diff --git a/source/slider.h b/source/slider.h
index edaa5d8ad932bea7b5b64891d361f81c138754f7..a95a6a57665fd905577d3e76f54afa76ef5313f1 100644 (file)
--- a/source/slider.h
+++ b/source/slider.h
@@ -1,10 +1,3 @@
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007, 2010-2011  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GLTK_SLIDER_H_
 #define MSP_GLTK_SLIDER_H_
 
@@ -22,11 +15,10 @@ variations.
 class Slider: public Widget
 {
 public:
-       class Loader: public Widget::Loader
+       class Loader: public DataFile::DerivedObjectLoader<Slider, Widget::Loader>
        {
        public:
                Loader(Slider &);
-               Slider &get_object() const;
        };
 
        sigc::signal<void, double> signal_value_changed;
@@ -40,6 +32,8 @@ protected:
        double drag_start_pos;
        double drag_start_value;
        unsigned drag_area_size;
+       unsigned drag_area_offset;
+       unsigned slider_size;
 
        Slider();
 
@@ -50,6 +44,7 @@ public:
        double get_value() const { return value; }
 
 protected:
+       void click(int);
        void start_drag(int);
        void drag(int);
        void end_drag();