+ /**
+ * Package Manager Panel Help Dialog Constructor.
+ * @param parent Parent window.
+ * @param packageManager Package Manager panel reference.
+ * @param id Dialog ID. By default wxID_ANY.
+ * @param caption Dialog label. By default "Managing Packages".
+ * @param position Dialog position. By default wxDefaultPosition.
+ * @param size Dialog size. By default 350, 450.
+ * @param style Dialog style. By default wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER.
+ */