enables ui::Slider mouse dragging, corrected a bug in ui::Widget coordinate mapping

1 files changed, 11 insertions, 1 deletions

diff --git a/src/ui/slider.h b/src/ui/slider.h
index 46dfd50..bafd848 100644
--- a/src/ui/slider.h
+++ b/src/ui/slider.h
@@ -81,10 +81,19 @@ protected:
 	/// draw event handler
 	virtual void draw();
 	
+	/// emit event handler
 	virtual bool on_emit(Widget *sender, const Event event, void *data=0);
 	
+	/// keypress event handler
 	virtual bool on_keypress(const int key, const unsigned int modifier);
-
+	
+	/// keyrelease event handler
+	virtual bool on_keyrelease(const int key, const unsigned int modifier);
+	
+	virtual void on_mouseover(const math::Vector2f &cursor);
+	
+	/// mouse movement handler
+	virtual void on_mousemove(const math::Vector2f &cursor);
 private:
 	/// validate slider value
 	void validate();
@@ -92,6 +101,7 @@ private:
 	float			slider_minimum;
 	float			slider_maximum;
 	float			slider_value;
+	bool			slider_dragging;
 	
 	Button			*slider_minbutton;
 	Button			*slider_decbutton;