+ pid = pg->Append( new wxColourProperty("ColourPropertyWithAlpha",
+ wxPG_LABEL,
+ wxColour(15, 200, 95, 128)) );
+ pg->SetPropertyAttribute("ColourPropertyWithAlpha", "HasAlpha", true);
+ pg->SetPropertyHelpString("ColourPropertyWithAlpha",
+ "Attribute \"HasAlpha\" is set to true for this property.");
+