X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/551266a969c28562e73c96941f2c7d83fa3eb282..92c0fc34c104c8d7c12d6a3b78ea232690fc23f4:/interface/wx/vlbox.h?ds=sidebyside

diff --git a/interface/wx/vlbox.h b/interface/wx/vlbox.h
index 2a9ddd9926..5f965c9706 100644
--- a/interface/wx/vlbox.h
+++ b/interface/wx/vlbox.h
@@ -2,8 +2,7 @@
 // Name:        vlbox.h
 // Purpose:     interface of wxVListBox
 // Author:      wxWidgets team
-// RCS-ID:      $Id$
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 /**
@@ -30,7 +29,6 @@
 
     @library{wxcore}
     @category{ctrl}
-    @appearance{vlistbox.png}
 
     @see wxSimpleHtmlListBox, wxHtmlListBox
 */
@@ -191,38 +189,7 @@ public:
     bool IsSelected(size_t item) const;
 
     /**
-        This method is used to draw the items background and, maybe, a border
-        around it.
-
-        The base class version implements a reasonable default behaviour which
-        consists in drawing the selected item with the standard background
-        colour and drawing a border around the item if it is either selected or
-        current.
-
-        @todo Change this function signature to non-const.
-    */
-    virtual void OnDrawBackground(wxDC& dc, const wxRect& rect, size_t n) const;
-
-    /**
-        This method may be used to draw separators between the lines. The
-        rectangle passed to it may be modified, typically to deflate it a bit
-        before passing to OnDrawItem().
-
-        The base class version of this method doesn't do anything.
-
-        @param dc
-            The device context to use for drawing.
-        @param rect
-            The bounding rectangle for the item.
-        @param n
-            The index of the item.
-
-        @todo Change this function signature to non-const.
-    */
-    virtual void OnDrawSeparator(wxDC& dc, wxRect& rect, size_t n) const;
-
-    /**
-        Selects or deselects the specified item which must be valid (i.e. not
+        Selects or deselects the specified item which must be valid (i.e.\ not
         equal to @c wxNOT_FOUND).
 
         @return @true if the items selection status has changed or @false
@@ -302,7 +269,7 @@ public:
     void SetSelectionBackground(const wxColour& col);
 
     /**
-        Toggles the state of the specified @a item, i.e. selects it if it was
+        Toggles the state of the specified @a item, i.e.\ selects it if it was
         unselected and deselects it if it was selected.
 
         This method is only valid for multi selection listboxes.
@@ -327,12 +294,43 @@ protected:
 
         @todo Change this function signature to non-const.
     */
-    virtual void OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const;
+    virtual void OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const = 0;
+
+    /**
+        This method is used to draw the item's background and, maybe, a border
+        around it.
+
+        The base class version implements a reasonable default behaviour which
+        consists in drawing the selected item with the standard background
+        colour and drawing a border around the item if it is either selected or
+        current.
+
+        @todo Change this function signature to non-const.
+    */
+    virtual void OnDrawBackground(wxDC& dc, const wxRect& rect, size_t n) const;
+
+    /**
+        This method may be used to draw separators between the lines. The
+        rectangle passed to it may be modified, typically to deflate it a bit
+        before passing to OnDrawItem().
+
+        The base class version of this method doesn't do anything.
+
+        @param dc
+            The device context to use for drawing.
+        @param rect
+            The bounding rectangle for the item.
+        @param n
+            The index of the item.
+
+        @todo Change this function signature to non-const.
+    */
+    virtual void OnDrawSeparator(wxDC& dc, wxRect& rect, size_t n) const;
 
     /**
         The derived class must implement this method to return the height of
         the specified item (in pixels).
     */
-    virtual wxCoord OnMeasureItem(size_t n) const;
+    virtual wxCoord OnMeasureItem(size_t n) const = 0;
 };