c and object oriented programming

... function declaration class first{ public: void display(); }; class second{ public: void display(); }; Object Oriented Scope rules (Contd.) void main() { first object1 ; second object2 ; object1 .display(); ... function is called like func(xobject), while a member function is called like xobject.func() • Designer can select the syntax that is considered most readable Object Oriented Friend classes Declare ... friend of the class Object Oriented Friend Functions (Contd.) Class Friend Function Private! Keep out! Except members and friends Object Oriented Friend Functions (Contd.) A function is made...

Ngày tải lên: 23/03/2014, 04:21

... • Constructors and Destructors s Use Pointers to Objects to access Member Functions Object Oriented Programming with C+ + / Session / of 44 Session Objectives(Contd.) s Describe Virtual functions ... know which copy is being accessed and hence the error occurs Object Oriented Programming with C+ + / Session / 18 of 44 Virtual Base Classes (Contd.) s s To avoid two copies of the base class we ... static binding will be used s Object Oriented Programming with C+ + / Session / 35 of 44 Pure Virtual functions s Some classes such as class Shapes, represent abstract concepts for which objects cannot...

Ngày tải lên: 23/03/2014, 04:21

... Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object Hierarchies Discover Object Attributes Discover Object Operations The Essence of Object- Oriented ... run-time constructor An operation that creates an object and defines its initial state For complex objects, construction can be a significant activity, and cause the constructors of other objects ... Other OO Concepts Abstract Classes Visibility of Methods Class vs Instance Accessing Objects A Low-Level View of Objects Chapter Summary Resources Object- Orientation UML Chapter 3: Objects in Java...

Ngày tải lên: 22/08/2013, 14:52

... Project The Essence of Object- Oriented Analysis Object Discovery Evaluate Candidate Objects Determine Object Hierarchies Discover Object Attributes Discover Object Operations The Essence of Object- Oriented ... run-time constructor An operation that creates an object and defines its initial state For complex objects, construction can be a significant activity, and cause the constructors of other objects ... Other OO Concepts Abstract Classes Visibility of Methods Class vs Instance Accessing Objects A Low-Level View of Objects Chapter Summary Resources Object- Orientation UML Chapter 3: Objects in Java...

Ngày tải lên: 20/12/2013, 21:16

... descriptor a class An object is an instance of a class, type-specific functions for an object are called methods, and messages are calls to such functions We use selector functions to locate and ... destructor called by delete() which receives the object to be destroyed; clone points to a copy function which receives the object to be copied; and differ points to a function which compares its object ... type-specific function which we will call a constructor Since constructor and destructor are type-specific and not change, we pass both to new() as part of the type description Note that constructor...

Ngày tải lên: 22/01/2014, 19:20

... III: WRITING YOUR OWN CLASSES CHAPTER 9: DESIGNING CLASSES Class Design Scope Block Scope Local Scope Class Scope Namespace Scope Visualizing Scope Why Does C# Support Scope? Think Before You ... WRITING CUSTOM CLASSES Constructors Default Constructors Nondefault Constructors Constructor Overloading Constructor Sloppiness Fixing the Constructor Problem Always Call the Default Constructor Property ... introduction to object- oriented programming The goal of that chapter is to present the concept of objects fi rst and then ease into how objects may be viewed in C# Virtually all of the concepts...

Ngày tải lên: 15/02/2014, 07:20

... Exercises CHAPTER 6—OBJECTS AND CLASSES A Simple Class Classes and Objects Declaring the Class Using the Class Calling Member Functions C+ + Objects As Physical Objects Widget Parts as Objects Circles ... 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 ... Class Objects As Arguments The Default Copy Constructor Returning Objects from Functions Arguments and Objects A Card–Game Example Structures and Classes Classes, Objects, and Memory Static Class...

Ngày tải lên: 21/02/2014, 06:20

... bank accounts) and then create individual objects from this class (e.g your bank account) Download free eBooks at bookboon.com 20 Object Oriented Programming using C# An Introduction to Object Orientated ... 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 code ... what Object Oriented Programming is, Describe the beneits of the Object Oriented programming approach and Understand the basic concepts of abstraction, encapsulation, generalisation and polymorphism...

Ngày tải lên: 21/02/2014, 06:20

... scientific simulations and games xvii PREFACE APPROACH Object- Oriented Programming Using C+ + teaches object- oriented concepts using C+ + as a tool to demonstrate these concepts This book teaches ... each concept OBJECTS AND CLASSES It is difficult to discuss objects without mentioning classes; it is equally difficult to discuss classes without bringing up objects An object is any thing A class ... understand C+ + basics they are ready for Chapters and 8, which delve more completely into the object- oriented aspects of C+ +, featuring classes, objects, and design issues Friend functions and operator...

Ngày tải lên: 05/03/2014, 13:20

... background Table E.2 Color Constants 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 ... Backspace Tab Ctrl J Ctrl K Ctrl L Enter Ctrl N Ctrl O Ctrl P Ctrl Q Ctrl R Ctrl S Ctrl T Ctrl U Ctrl V Ctrl W Ctrl X Ctrl Y Ctrl Z Escape Use in C Beep Backspace Tab Linefeed (new line) Vertical Tab ... 216 217 218 219 220 221 222 223 224 225 226 227 BC BD BE BF C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF E0 E1 E2 E3 o ổ Ă ô ằ g ế ...

Ngày tải lên: 05/03/2014, 20:20

... the capability to control access Constructors Destructors Data Members Member functions A hidden, special pointer called this Program 5-1 is a program that incorporates a c+ + object The class ... not The public part contains a constructor; a constructor is a function that is automatically called when an instance of a class is created A constructor is used to initialize any class member ... Written for CSCI 1370 students Objective: introduce object oriented programming *******************************************/ #include #include using namespace std;...

Ngày tải lên: 08/03/2014, 00:20

... object1 .member_function2(); object2 .member_function1(350); object2 .member_function2(); } Object Oriented Defining Objects s exampleclass object1 ,object2 ; defines two objects, object1 and object2 , of class ... Session Objectives s Discuss the following: • The Object- Oriented approach • Drawbacks of traditional programming • Object- Oriented programming s Discuss basic Object- Oriented concepts such as: • Objects ... is called the class member operator Object Oriented Two objects with different values object_ data object_ data 200 object1 Objects of the class exampleclass Specifications for exampleclass objects...

Ngày tải lên: 16/03/2014, 01:20

... public: race_cars(){count++;} //constructor to increment count ~race_cars(){count ;} //destructor to decrement count }; int race_cars::count; The static data member should be created and initialised ... 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 data for the class Object Oriented ... members and member functions in memory Object Object data data mem_function1() data data mem_function2() Object data data Object Oriented Static Data Members Useful when all objects of the same class...

Ngày tải lên: 16/03/2014, 01:20

... 3.0 : an introduction to object oriented programming / Jack Purdum p cm Includes index ISBN 978-0-470-26129-3 (paper/website) Object- oriented programming (Computer science) C# (Computer program ... 5:39:49 PM Contents Constructing the User Interface Object The btnDisplayOutput Click Event Code Critique of the btnDisplayOutput Click Event Code Summary 45 46 48 49 Part II: Understanding C# Syntax ... Lists for Objects Collections ArrayList Objects Summary Exercises Part III: Writing Your Own Classes Chapter 9: Designing Classes Class Design Adding a Class to a Project Scope Visualizing Scope Why...

Ngày tải lên: 22/03/2014, 16:20

... (Contd.) objectA = objectB; objectA: object of destination class objectB: object of source class s Conversion of objects of two different classes can be achieved with: • One-argument constructor ... an object is passed as an argument to a function • when a function returns an object Object Oriented Programming with C+ +/ Session 4/ 32 of 49 Copy Constructor (Contd.) s s s The copy constructor ... Operator Describe Copy Constructors Object Oriented Programming with C+ +/ Session 4/ of 49 Session Objectives (Contd.) s Describe conversion functions which help in conversion • from Basic types...

Ngày tải lên: 23/03/2014, 04:21

... public • Objects defined outside the class can access class members only if the members are public Object Oriented Accessing Base Class Members With inheritance: • Derived class members can access ... b1.func(); Derived a1; a1.func(); } //base class object //calls base class func //derived class object //calls derived class func Object Oriented Container classes Inheritance can be termed as an "is ... Session Objectives Describe Single Inheritance Describe Base class and Derived class Access Base class members and use pointers in classes Describe types of inheritance Describe Constructors and...

Ngày tải lên: 23/03/2014, 04:21

... added to C to create C+ + concern classes, objects, and object- oriented programming (C+ + was originally called C with classes.”) However, C+ + has many other new features as well, including an ... 221 C+ + Objects as Physical Objects 223 Widget Parts as Objects 223 Circles as Objects 224 C+ + Objects as Data Types 226 Constructors 227 A Counter ... level of a particular class CHAPTER The Big Picture IN THIS CHAPTER • Why Do We Need Object- Oriented Programming? 10 • Characteristics of Object- Oriented Languages 16 • C+ + and C 22 • Laying the...

Ngày tải lên: 30/03/2014, 02:20

... into object- oriented programming methodology and design—concepts that transcend a particular programming language The concepts presented are important to the success of an objectoriented programming ... of Object- Oriented Programming To set the stage for your study of object- oriented programming and C# , this chapter will briefly look at the history of object- oriented programming and the characteristics ... look at creating class structures, creating hierarchies, and implementing interfaces This part also introduces object interaction and collaboration You will see how the object- oriented programming...

Ngày tải lên: 31/03/2014, 16:40