Object Oriented Programming using Java phần 6 pdf
Object Oriented Programming using Java phần 6 pdf
... RandomStringsPanel
import java. awt.Color;
import java. awt.Font;
import java. awt.Graphics;
import javax.swing.JPanel;
1 26
import java. awt.∗;
import java. awt.event.∗;
import javax.swing.∗;
public class ... and that it goes together very
well with object oriented programming. (We will return to events and listeners in
much more detail in later sections.)
6. 3 Applets and HTML
A...
Object Oriented Programming using Java phần 8 pdf
... adding an object to a Set has no effect if that object was
already in the set.
• coll.contains (object) –returns a boolean value that is true if object is in the
collection. Note that object is ... 8
Generic Programming
Contents
8.1 Generic Programming in Java . . . . . . . . . . . . . . . . . . . . 168
8.2 ArrayLists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Object Oriented Programming using Java phần 1 pot
... the
answer.
12
Object Oriented Programming
using Java
Notes for the Computer Science Module
Object Oriented Programming
COMP200
Adapted from
Introduction to Programming Using Java
Version 5.0, December 20 06
by ... the Object- oriented Programming Concepts” section of the Java Tuto-
rial by Sun MicroSystems.
16
Preface
These notes are intended for a Second cours...
Object Oriented Programming using Java phần 2 pps
... rejoice.
1.2 .6 Everything is NOT an object
Wrapper Classes and Autoboxing
Recall that there are two kinds of types in JAVA: primitive types and object types
(Classes). In some object- oriented languages, ... java. awt, their full names
are actually java. awt.Graphics, java. awt.Color and java. awt.Font. (I hope that
by now you’ve gotten the hang of how this naming thing works in...
Object Oriented Programming using Java phần 3 ppt
... for the standard Java API was produced using
javadoc.
Javadoc documentation is prepared from special comments that are placed in the
Java source code file. Recall that one type of Java comment begins ... the command line using the command java −jar”. For example:
java −jar JarFileName.jar
2 .6 Creating Abstractions
IN THIS SECTION, we look at some specific examples of object- or...
Object Oriented Programming using Java phần 4 potx
... subclass of Object
, a variable of type Object can refer to
any object whatsoever, of any type. Java has several standard data structures that
are designed to hold Object s, but since every object ... like this can be done in most programming languages. The cen-
tral new idea in object- oriented programming the idea that really distinguishes it
from traditional programming...
Object Oriented Programming using Java phần 5 ppsx
... . . . . . 137
6. 6.1 JButton . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
6. 6.2 JLabel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
6. 6.3 JCheckBox ... called a static import,
100
Chapter 6
Graphical User Interfaces
in JAVA
Contents
6. 1 Introduction: The Modern User Interface . . . . . . . . . . . . . 1 06
6.2 The Basic GUI Application...
Object Oriented Programming using Java phần 7 doc
... MouseAdapter to handle mouse events:
import java. awt.Component;
import java. awt.event.MouseEvent;
import java. awt.event.MouseListener;
import javax.swing.JFrame;
135
6. 7 Basic Layout
COMPONENTS ARE THE ... make any changes at all to that class:
import java. awt.Component;
import java. awt.event.MouseEvent;
import java. awt.event.MouseListener;
import javax.swing.JFrame;
133
even if...
Object Oriented Programming using Java phần 9 potx
... size(), isEmpty(), remove (Object) ,
add(T), and clear(). The add(T) method adds the object at the end of the list. The
remove (Object) method involves first finding the object, which is not very ... order for arbitrary objects. Before
objects can be sorted, some method must be defined for comparing them. Objects that
are meant to be compared should implement the interface java. lang.Compara...
Object Oriented Programming using Java phần 10 pps
... differences in path names between plat-
forms, Java has the class java. io.File
. An object belonging to this class represents
a file. More precisely, an object of type File represents a file name rather ... new files and can
write data to files. In Java, such input and output can be done using streams.
Human-readable character data is read from a file using an object belonging to th...
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