成员的完整列表，这些成员属于 FSDialogDescriptionElement,包括所有继承而来的类成员

	align_children	FSDialogDescriptionElement
	alignment	FSDialogDescriptionElement
	bold	FSDialogDescriptionElement
	char_height	FSDialogDescriptionElement
	char_width	FSDialogDescriptionElement
	element_array	FSDialogDescriptionElement
	font	FSDialogDescriptionElement
	height	FSDialogDescriptionElement
-	init	FSDialogDescriptionElement
-	initWithDlg_des_element:	FSDialogDescriptionElement
	italic	FSDialogDescriptionElement
	item_id	FSDialogDescriptionElement
	name	FSDialogDescriptionElement
	next_tab	FSDialogDescriptionElement
-	set:item_id:type:next_tab:width:height:char_width:char_height:font:bold:italic:alignment:align_children:element_array:	FSDialogDescriptionElement
	type	FSDialogDescriptionElement
	width	FSDialogDescriptionElement