'Listener object' diaporamas de présentation

CHAPTER-1 SWING JAVA-GUI

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COMP201 Java Programming

COMP201 Java Programming. Topic 9: Event Handling Reading: Chapter 8. Objective and Outline. Objective: Show how to write GUI programs that react to user actions. Outline: Java AWT event delegation model An example The AWT event hierarchy Individual events KeyEvents MouseEvents

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Lesson 6 Programming Techniques Event Handling /EvH/ AUBG ICoSCIS Team Assoc. Prof. Stoyan Bonev

Lesson 6 Programming Techniques Event Handling /EvH/ AUBG ICoSCIS Team Assoc. Prof. Stoyan Bonev. Lesson 6 Programming Techniques Event Handling /EvH/ AUBG ICoSCIS Team Assoc. Prof. Stoyan Bonev. March, 23 - 24, 2013 SWU, Blagoevgrad. Lesson contents.

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Java Software Solutions Foundations of Program Design Sixth Edition by Lewis & Loftus

Chapters 3-7: Graphical user Interfaces. Java Software Solutions Foundations of Program Design Sixth Edition by Lewis & Loftus. Graphical Applications. Except for the applets seen in Chapter 2, the example programs we've explored thus far have been text-based

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JAVA GUI Interface

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Chapter 16 Event-Driven Programming

Chapter 16 Event-Driven Programming. Procedural vs. Event-Driven Programming. Procedural programming is executed in procedural order. In event-driven programming, code is executed upon activation of events. Revisit Listing 11.7 Taste of Event-Driven Programming.

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Swing II

Swing II. Swing II Topics. WindowListener interface Icons Scrollbars The Graphics class Colors Fonts & the drawString method. WindowListener interface. Must implement WindowListener interface ( java.awt.event ). All methods receive a WindowEvent ( java.awt.event ).

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EE2E1. JAVA Programming

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System development with Java

System development with Java. Instructors: Rina Zviel-Girshin Lecture 10. Overview. Applet API GUI. What applet can do?. Load data files specified relative to the URL of the applet or the page in which it is running. Display short status strings. Play sounds.

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Managing Input Events in Swing

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Event Handling

Event Handling. Objectives. Concept of events Event handling in Java Action, Window and Mouse Events Event Adapters. Event: Introduction. An event occurs when a user clicks a mouse button, presses or releases a key, or in general, interacts with the program

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Chapter 6

Chapter 6. Graphical User Interface (GUI) and Object-Oriented Design (OOD). class JButton. Provided to create buttons in Java Used to create and modify JButton objects Button may be labeled with a text string or an icon May register a listener object to process button click

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CSE 331 Software Design and Implementation

CSE 331 Software Design and Implementation. Lecture 19 GUI Events. Leah Perlmutter / Summer 2018. Announcements. Announcements. Quiz 7 due Thursday 8/9 Homework 8 due Thursday 8/9 HW8 has a regression testing component: HW5, 6, 7 tests must pass. GUI Events. The plan.

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Applets

Applets. Part of the AWT Class Hierarchy. Object. Component. Button. Checkbox. Choice. List. Label. Canvas. TextComponent. Container. ScrollBar. TextArea. TextField. Panel. Window. ScrollPane. Applet. Dialog. Frame. Netscape(JVM) Loads HTML file Loads Java Applet.

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Event-driven programming for GUI

Event-driven programming for GUI. The objectives of this unit are:. To explain the concept of event-driven programming for GUI applications To understand event, event source, and event classes To know how to register listener objects with source objects; and to implement listener interfaces

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ActionScript: Loading External Content with MovieClipLoader Class, Listener Objects, Preloaders, HitTest, Loading Sound

ActionScript: Loading External Content with MovieClipLoader Class, Listener Objects, Preloaders, HitTest, Loading Sound. MMP 220 Multimedia Programming. This material was prepared for students in MMP220 Multimedia Programming as as part of a curriculum redesign project funded by

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Event-Driven Programming

Event-Driven Programming. Thus far, our programs have been executed one statement after the other However, many programs depend on user actions to dictate what happens and when Sample event: a button click ...or mouse movement (see Horstmann, ch 12: Event handling). Events.

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MMP 220 Multimedia Programming

ActionScript: Loading External Content with MovieClipLoader Class, Listener Objects, Preloaders, HitTest, Loading Sound. MMP 220 Multimedia Programming. This material was prepared for students in MMP220 Multimedia Programming as as part of a curriculum redesign project funded by

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Graphical User Interface (pronounced "gooey")

GUI. Graphical User Interface (pronounced "gooey") Typically used with applications written for Windows or OSX Event-driven, responding to events such as a mouse click. Creating a GUI. A GUI must begin with a top-level container, such as a frame, for holding a content frame

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Look at applet below: import java.awt.*;

Look at applet below: import java.awt.*; import java.awt.geom.Rectangle2D; import java.applet.Applet; public class buttonsApplet extends Applet{ private Rectangle2D.Double myRec; private double x = 100.00;

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