support retina display

[wxWidgets.git] / include / wx / event.h

diff --git a/include/wx/event.h b/include/wx/event.h
index 87a1a6a304f07bfccfab7b9fa9c11ec76d60c032..38303aaae61cf1aeff5f703e9a864d432ceec7cb 100644 (file)
--- a/include/wx/event.h
+++ b/include/wx/event.h
@@ -1747,9 +1747,13 @@ public:
     wxMouseWheelAxis GetWheelAxis() const { return m_wheelAxis; }
 
     // Returns the configured number of lines (or whatever) to be scrolled per
-    // wheel action.  Defaults to one.
+    // wheel action. Defaults to three.
     int GetLinesPerAction() const { return m_linesPerAction; }
 
+    // Returns the configured number of columns (or whatever) to be scrolled per
+    // wheel action. Defaults to three.
+    int GetColumnsPerAction() const { return m_columnsPerAction; }
+
     // Is the system set to do page scrolling?
     bool IsPageScroll() const { return ((unsigned int)m_linesPerAction == UINT_MAX); }
 
@@ -1770,6 +1774,7 @@ public:
     int           m_wheelRotation;
     int           m_wheelDelta;
     int           m_linesPerAction;
+    int           m_columnsPerAction;
 
 protected:
     void Assign(const wxMouseEvent& evt);