Refresh property grid when property is switched to read-only state.

Property grid is refreshed to reflect the new state of the property.
Small refactoring of wxPropertyGridInterface class: SetPropertyReadOnly() function body moved from header file to source file.

Closes #16306.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76875 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/propgridiface.h

@@ -1070,14 +1070,7 @@ public:
     */
     void SetPropertyReadOnly( wxPGPropArg id,
                               bool set = true,
-                              int flags = wxPG_RECURSE )
+                              int flags = wxPG_RECURSE );
-    {
-        wxPG_PROP_ARG_CALL_PROLOG()
-        if ( flags & wxPG_RECURSE )
-            p->SetFlagRecursively(wxPG_PROP_READONLY, set);
-        else
-            p->ChangeFlag(wxPG_PROP_READONLY, set);
-    }
 
     /** Sets property's value to unspecified.
         If it has children (it may be category), then the same thing is done to

src/propgrid/propgridiface.cpp

@@ -283,6 +283,24 @@ bool wxPropertyGridInterface::EnableProperty( wxPGPropArg id, bool enable )
     return true;
 }
 
+void wxPropertyGridInterface::SetPropertyReadOnly( wxPGPropArg id, bool set, int flags)
+{
+    wxPG_PROP_ARG_CALL_PROLOG()
+
+    if ( flags & wxPG_RECURSE )
+        p->SetFlagRecursively(wxPG_PROP_READONLY, set);
+    else
+        p->ChangeFlag(wxPG_PROP_READONLY, set);
+
+    wxPropertyGridPageState* state = p->GetParentState();
+    if( state )
+    {
+        // If property is attached to the property grid
+        // then refresh the view.
+        RefreshProperty( p );
+    }
+}
+
 // -----------------------------------------------------------------------
 
 bool wxPropertyGridInterface::ExpandAll( bool doExpand )