basic object oriented concepts c

... 39 of 50 Defining Objects ■ exampleclass object1 ,object2 ; defines two objects, object1 and object2 , of class exampleclass. ■ The definition actually creates objects that can be used by the ... 200 //to object_ data object1 .member_function1(200); //call member function to display data object1 .member_function2(); object2 .member_function1(350); object2 .member_function2(); } Object Oriented ... with C+ +/ Session 1/ 2 of 50 Session Objectives ■ Discuss the following: • The Object- Oriented approach • Drawbacks of traditional programming • Object- Oriented programming ■ Discuss basic Object- Oriented...

Ngày tải lên: 16/03/2014, 01:20

... beginning of a subclass object looks just like a superclass object, we can up-cast and view a pointer to a subclass object as a pointer to a superclass object which we can pass to a superclass method. ... the subclass version can access the entire object, and it can even call its corresponding superclass method through explicit use of the superclass type description. In particular, constructors ... Set); static const size_t _Object = sizeof(struct Object) ; const void * Set = & _Set; const void * Object = & _Object; new() is now much simpler: void * new (const void * type, ) { const size_t...

Ngày tải lên: 22/01/2014, 19:20

... method called the constructor. However, PHP 5 changes the way that objects are constructed. Specifically, function DirectoryItems($directory){ } becomes public function __construct($directory){ ... 1 Chapter 2: Basics of Object- Oriented Programming 5 Chapter 3: Object- Oriented Features New to PHP 5 11 Chapter 4: Show a Little Class 17 Chapter 5: Mod UR Class 25 Chapter 6: The ThumbnailImage Class ... DirectoryItems constructor Constructors are called whenever an object is created. In Listing 4-1, the constructor accepts, as a parameter, a string variable of a directory name. Any files contained...

Ngày tải lên: 24/01/2014, 15:45

... YOUR OWN CLASSES CHAPTER 9: DESIGNING CLASSES 227 Class Design 228 Scope 230 Block Scope 231 Local Scope 232 Class Scope 232 Namespace Scope 233 Visualizing Scope 233 Why Does C# Support Scope? ... mouse button. Second, you can simply double-click the label object in the Toolbox. The mouse double- click causes Visual Studio to place a label object near the upper-left corner of the form ... Studio” section of this chapter to check each step to ensure you followed the correct sequence. SUMMARY In this chapter you learned how object- oriented programming started more than four decades...

Ngày tải lên: 15/02/2014, 07:20

... Statement Constructing the CRC Cards Classes Responsibilities Collaborators The Tenant CRC Card The Expense CRC Card The Rent Input Screen CRC card The Rent Record CRC Card The Expense Input Screen CRC ... Author Preface CHAPTER 1—THE BIG PICTURE Why Do We Need Object- Oriented Programming? Procedural Languages The Object- Oriented Approach Characteristics of Object- Oriented Languages Objects Classes Inheritance Reusability Creating ... person Objects A List of person Objects Function Objects Predefined Function Objects Writing Your Own Function Objects Function objects Used to Modify Container Behavior Summary Questions Exercises CHAPTER...

Ngày tải lên: 21/02/2014, 06:20

... source code to execute on a particular machine… • compilation into machine-language object code • direct execution of source code by ‘interpreter’ program • compilation into intermediate object ... while allowing current parts of the system to interact with new object without concern for the speci c properties of the new objects. 1.5 What Exactly is Object Oriented Programming? Activity 8 ... o. A car has a current speed and has a certain amount of fuel inside it. Speci c behaviour can also be associated with each object (things that you can do with it) :- a watch can be checked...

Ngày tải lên: 21/02/2014, 06:20

... you of such errors and will not let you run the program until you have corrected them. PREFACE APPROACH Object- Oriented Programming Using C+ + teaches object- oriented concepts using C+ + as a tool ... discuss objects without mentioning classes; it is equally difficult to discuss classes without bringing up objects. An object is any thing. A class consists of a category of things. An object ... AND C+ + Basic logic components used in programs are called control structures. Three basic control structures are used in procedural programming. In the sequence structure, program steps execute...

Ngày tải lên: 05/03/2014, 13:20

... for set_color() cBLACK cDARK_BLUE cDARK_GREEN cDARK_CYAN cDARK_RED cDARK_MAGENTA cBROWN cLIGHT_GRAY cDARK_GRAY cBLUE cGREEN cCYAN cRED cMAGENTA cYELLOW cWHITE ... of equal objects is copied. unique_copy Copies objects from range 1 to range 2, except only the first object from any consecutive sequence of objects satisfying ‘predicate ’ is copied. first1, ... last, comp Page 40 ABC Amber CHM Converter Trial version, http://www.processtext.com/abcchm.html To save the project, select Save Workspace. To close the project, select Close Workspace. (Answer...

Ngày tải lên: 05/03/2014, 20:20

... and accessible to all users of the class, the private part is not. The public part contains a constructor; a constructor is a function that is automatically called when an instance of a class ... us discuss this program in detail. We have declared a class named Grade. We have an object made up of this class, namely n. We could have made other objects of class Grade. An object encapsulates ... control access 2. Constructors 3. Destructors 4. Data Members 5. Member functions 6. A hidden, special pointer called this Program 5-1 is a program that incorporates a c+ + object. The class...

Ngày tải lên: 08/03/2014, 00:20

... Set); static const size_t _Object = sizeof(struct Object) ; const void * Set = & _Set; const void * Object = & _Object; new() is now much simpler: void * new (const void * type, ) { const size_t ... type-specific function which we will call a construc- tor. Since constructor and destructor are type-specific and do not change, we pass both to new() as part of the type description. Note that constructor ... access to type-specific information for the object, such as its destructor function. It seems likely that we will soon invent other type-specific functions such as a function to display objects,...

Ngày tải lên: 08/03/2014, 11:20

... private: static int count: int car_number; char name[30]; public: race_cars(){count++;} //constructor to increment count ~race_cars(){count ;} //destructor to decrement count }; int race_cars::count;  The ... //error Object Oriented Programming with C+ +/ Session 2/ 29 of 37 The count is common Count: 3 cars in the race Object Oriented Programming with C+ +/ Session 2/ 28 of 37 Example class race_cars{ ... as a private category of the class, the non-member functions cannot access it.  If it is declared as public, then any member of the class can access.  Static member can become a global...

Ngày tải lên: 16/03/2014, 01:20

... applications. The first C+ + compiler (actually, precompiler because C+ + code was compiled to C code) was from a company called Glockenspiel in Dublin in 1988 and it was in this period that the current ... stages such as design, coding and maintenance. In fact, many managers think in term of these characteristics, albeit implicitly. Furthermore, each characteristic has several sub-characteristics. The ... 0.08 r Cost-of-carry b = 0.03 Having discussed member data we now describe the functionality of classes and objects. In general, a class has member functions thatmodel the lifecycle of an object. ...

Ngày tải lên: 19/03/2014, 14:09

... C# 3.0 : an introduction to object oriented programming / Jack Purdum. p. cm. Includes index. ISBN 978-0-470-26129-3 (paper/website) 1. Object- oriented programming (Computer science) 2. C# ... development company (Ecosoft, Inc.) in 1977. The company ’ s main product was a statistics package (Microstat) that he wanted to rewrite in a new language called C. Lacking a suitable C compiler, ... Objects 195 Collections 198 ArrayList Objects 200 Summary 203 Exercises 203 Part III: Writing Your Own Classes 205 Chapter 9: Designing Classes 207 Class Design 208 Adding a Class to a Project...

Ngày tải lên: 22/03/2014, 16:20

Ngày tải lên: 23/03/2014, 04:21

Ngày tải lên: 23/03/2014, 04:21

Ngày tải lên: 23/03/2014, 04:21

Ngày tải lên: 23/03/2014, 04:21

Ngày tải lên: 30/03/2014, 02:20