C ??????

1
C??????

• ?4? ????

2

• ????C????????????
• ?????????????????????????
• ????????????,?C????????

3
?4? ????

• 4.1 ???????
• 4.2 ?????
• 4.3 ????
• 4.4 ????
• 4.5 ??????
• 4.6 ??????
• 4.7 ?????????
• 4.4 ????
• 4.9 ?????????

4

• 4.1 ?????????????

5
4.1 ?????????????

• 1???
• ????????(??)????,?????????????????????
• ???????????,???????????
• ????????????????(??????????)?
• ?????????????????????????
• ????????????

6
4.1 ?????????????

• 2???
• ?????????????????,??????????
• ?????????????,??????????????,??????????,????????,?
  ???????
• ?????????

7
4.1 ?????????????

• 3???
• ?C????????????,?????????????????,?????????

8
4.1 ?????????????

• 4????
• ??????,??????????
• ??????????,????????????
• ?????????????????????????

9

• 4.2 ????

10
4.2.1 ????

• ?????????????(OOP)?????????
• ??????????????????
• ???????????????????????

11
4.2.1 ????

• C?????????????????????????????(??????)???????(??
  ??)????????????????????
• C?,?????????????????????????????????????????,???
  ?????????????????

12
4.2.1 ????

• ???????????,????
• class ???
• public
• ????(????)
• private
• ????
• protected
• ?????

13
4.2.2 ????

• class????????,?????????,???C??????,?????????
• ???????????(?????????),???????,???private?public?p
  roctected?????????????????????????,?????????,?????
  ????????

14
4.2.2 ????????

• ??????????????????????????
• ???????
• ????(Public)
• ????(Private)
• ????(Protected)

15
4.2.2 ????????

• 1???????
• ????public????,??????????,????????????????????????
  ????????private?????

16
4.2.2 ????????

• 2???????
• ????private????,???????????,???????????????
• ?????????????????,????private?????

17
4.2.2 ????????

• 3?????
• ??protected????????????????????????,????????????
  (???)????protected????
• ??
• ?????,???????????,?????private??,????????????

18
4.1 ???????

• ??

class Student //???? private int
id char20 name int age float
score public void getscore() void
printstu()
19
4.2.3 ??????

• ????????????????????????????????,?????????????????
  ?????????????????????
• ?????????????????
• ????? ???????(???)
• ???

20
4.2.3 ??????

• ????????????????
• (1)?????????????????,??????????????inline?????????
  ???
• ????Record?????regist?show??????????????
• class Record
• private
• char bookname20
• int number

21
4.2.3 ??????

• public
• void regist(char a,int b)
  //????regist()???
• strcpy(bookname,a) //?????bookname??
• numberb //?????number??
• void show() //????show()???
• coutltlt??ltltbooknameltltendl
• coutltlt??ltltnumberltltendl

22
4.2.3 ??????

• (2)???????????,????????????????,???????????????
• ???????????????????????????(????????????
  ????????????)?
• ????????????
• ????? ???????(????)
• ??

23
4.2.3 ??

• 1??????
• ???????,??????????
• ?? ????? ?? ???
• ?????????Record,?
• Record book1,book2 //book1,book2?Record????
  ??
• ???????,???????,?????????,????????(????)???
  ??,??????????,??????????????????(??????),?????????
  ???????????????????????????????

24
4.2.3 ??

• 2? ???????
• ???????????????????????????,??????
• ???.?????
• void main()
• Record book1,book2 //????book1?book2
• //??????regist,?book1???????
• //bookname?number??
• book1.regist(C????, 1001)
• //??????regist,?book2?????????
• book2.regist(C????, 1002)

25
4.2.3 ??

• //??????show,??book1???????
• //bookname?number??
• book1.show()
• //??????show,??book2???????
• //bookname?number??
• book2.show()

26

• 4.3 ?????????

27
4.3.1 ????

• ????????????????????,????????????????,????????
• ???????????????????,???????????????,?????????
• C????????????????????????,???????
• ??????????????????,?????????????????,?????????

28
4.3.1 ????

• ????????????
• class ??
• public
• ??(???) //???????
• //??????
• ????(???) //???????
• //???

29
4.3.1 ????

• ???????
• ?????????????,??????
• ????????????
• ????????,???????????????????
• ??????????????????????????,??????

30
4.3.1 ????

• ?????????????????,??????????????????????????
• ???????????????????????
• ?????????????????,???????????????????????

31
4.3.2 ??????

• ????????????????,???????????????????????????????
  ???????
• class ??
• public
• ??(??)//????
• ??(?? ???)//??????
• ...
• ???(?? ???)//?????????
• ???

32
4.3.2 ??????

• ????????????
• ?????????????????????,???????????????????
• int main()
• Point A(1,2)
• Point B(A) //?????????
• coutltltB.GetX()ltltendl

33
4.3.2 ??????

• ??????????,?????,???????,???????????????
• void fun1(Point p)
• coutltltp.GetX()ltltendl
• int main()
• Point A(1,2)
• fun1(A) //????????

34
4.3.2 ??????

• ????????????,???????????????
• Point fun2()
• Point A(1,2)
• return A //????????
• int main()
• Point B
• Bfun2()

35
???????

• ?????????????????????????
• ??????????????,???????new?????????????????????????
  ????????,??????,??????????????????????????????
• ????,????????????????,????????????????????????

36
4.3.3 ????

• ?????????,?????????????????????,????????,?????????
  ?????????
• ???????????????,??????????????
  ,??????,????,??????,?????,????????????,???????
• ??????????
• ??()
• ???
• ?(1)???????????????

37
4.3.3 ????

• (2)??????????,??????????,??????????????????
• (3)??????????,??????????????????????,?????????????
  ??(??new???????)?,???????????????,???????
• (4)???????????????????????????????????

38
4.3.3 ????

• ??Teacher??????name??????,????????????
• include ltwindows.hgt
• include ltiostream.hgt
• //???
• class Teacher
• private
• char name
• int age
• public

39
4.3.3 ????

• Teacher(char i, int a ) //??????Teacher
• namenew charstrlen(i)1 //?new?name???????
  
• strcpy (name, i)
• age a
• cout ltlt "\n??????Teacher "ltlt endl
• Teacher ( ) //??????Teacher
• delete name
• coutltlt??????Teacher"ltlt endlltltendl
• void show()

40
4.3.3 ????

• void Teacher show ()
• cout ltlt " ??"ltltnameltlt" "ltlt"??"ltltageltlt endl
  
• void main() //???
• Teacher obj ("???", 25)
• obj.show()
• ????????
• ??????Teacher
• ????? ?? 25
• ??????Teacher

41

• 4.4 ????

42
4.4.1 ??

• ????(??????),?????????????????????????,???????????
  ?????????
• ??????????,??????????????,??????????????????

43
4.4.1 ??

• ??????????,????????????????,??????????????????????
  ????,???????????????
• ????????????,??????????????,?????????????????

44
4.4.1 ??

• ???????????????
• ????(???)????1(???), ????2(???),
• //?????
• ??,????1(???), ????2(???),??????,??????????????
  

45
4.4.1 ??

• ??????????????
• ????????????(?????????,???????)????????????
  ?(???????????)
• (??????????????????)
• ?????????(?????),???????????????????????

46
4.4.1 ??????

• ??????,???
• ?????????????,????,???????????
• ?????????????????,???????????

47
4.4.1 ??????????

• ??????????????????,???????????????,???????????,???
  ????????????,?????????,???????????????????????????
  
• class Fred //??????
• class Barney
• Fred x //???Fred???????
• class Fred
• Barney y

48
4.4.1 ??????????

• class Fred //??????
• class Barney
• public
• void method()
• x-gtyabbaDabbaDo() //??Fred????????????
• private
• Fred x//??,????????,????Fred??????
• class Fred
• public
• void yabbaDabbaDo()
• private
• Barney y

49
4.4.1 ??????????

• ???????????????,???????????,????????????

50
4.5 UML??
51
4.5 UML??

• UML???????????????????
• UML????????
• ??(Things)UML????????,????????????,?????????????
• ??(Relationships)????????????
• ?(Diagrams)??????????????

52
UML??4??????

• ????(Structural things)
• ????(Behavioral things)
• ????(Grouping things)
• ????(Annotational things)

53
UML????

• ??(Dependencies)
• ??(Association)
• ??(Generalization)
• ??(Realization)

54
UML??9??

• ??(Class diagram)
• ???(Object diagram)
• ???(Use case diagram)
• ???(Sequence diagram)
• ???(Collaboration diagram)
• ???(Statechart diagram)
• ???(Activity diagram)
• ???(Component diagram)
• ???(Deployment diagram)

55
??
UML????

• ??Clock??????
• Clock??????

56
???
UML????
57
???????????
UML????

• ????
• ????A??,?B???,???A????B,???A???B

58
???????????
UML????

• ??????
• ?????A????B???????A??????????,????B????A??????
  ?B???????????

59
???????????
UML????

• ?????????

???????????????????,??????????????????
60
???????????
UML????

• ??????

61
??
UML????

• ?UML???,????????????,????????UML??????,???????????
  ????????

62
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