枚举成员

Bottom_Bottom: 16
Bottom_Middle: 15
Bottom_Top: 14
BottomExt_Bottom: 24
BottomExt_Top: 23
Center_Center: 6
CenterAndMiddle: 102
Height: 2
Left_Center: 4
Left_Left: 3
Left_Right: 5
LeftExt_Left: 17
LeftExt_Right: 18
Middle_Middle: 13
Pos: 101
Right_Center: 8
Right_Left: 7
Right_Right: 9
RightExt_Left: 19
RightExt_Right: 20
Size: 100
Top_Bottom: 12
Top_Middle: 11
Top_Top: 10
TopExt_Bottom: 22
TopExt_Top: 21
Width: 1