adopting correct implementation virtualization for Do/GradientFillConcentric

[wxWidgets.git] / include / wx / univ / scrarrow.h

diff --git a/include/wx/univ/scrarrow.h b/include/wx/univ/scrarrow.h
index c1d355fd503e06fb494644805b62338cdac5e322..57cc4df70a9fee16629ec48cef3f1a81a7b4dffc 100644 (file)
--- a/include/wx/univ/scrarrow.h
+++ b/include/wx/univ/scrarrow.h
@@ -12,10 +12,6 @@
 #ifndef _WX_UNIV_SCRARROW_H_
 #define _WX_UNIV_SCRARROW_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "univscrarrow.h"
-#endif
-
 // ----------------------------------------------------------------------------
 // wxScrollArrows is not a control but just a class containing the common
 // functionality of scroll arrows, whether part of scrollbars, spin ctrls or
@@ -54,7 +50,7 @@ public:
     // draws the arrow on the given DC in the given rectangle, uses
     // wxControlWithArrows::GetArrowState() to get its current state
     void DrawArrow(Arrow arrow, wxDC& dc, const wxRect& rect,
-                   bool scrollbarLike = FALSE) const;
+                   bool scrollbarLike = false) const;
 
     // process a mouse move, enter or leave event, possibly calling
     // wxControlWithArrows::SetArrowState() if wxControlWithArrows::HitTest()
@@ -85,6 +81,8 @@ private:
 class WXDLLEXPORT wxControlWithArrows
 {
 public:
+    virtual ~wxControlWithArrows() {}
+
     // get the renderer to use for drawing the arrows
     virtual wxRenderer *GetRenderer() const = 0;
 
@@ -100,13 +98,13 @@ public:
     // set or clear the specified flag in the arrow state: this function is
     // responsible for refreshing the control
     virtual void SetArrowFlag(wxScrollArrows::Arrow arrow,
-                              int flag, bool set = TRUE) = 0;
+                              int flag, bool set = true) = 0;
 
     // hit testing: return on which arrow the point is (or Arrow_None)
     virtual wxScrollArrows::Arrow HitTest(const wxPoint& pt) const = 0;
 
-    // called when the arrow is pressed, return TRUE to continue scrolling and
-    // FALSE to stop it
+    // called when the arrow is pressed, return true to continue scrolling and
+    // false to stop it
     virtual bool OnArrow(wxScrollArrows::Arrow arrow) = 0;
 };