Event delegation model

Lecture Web design and development: Lesson 11. The main topics covered in this lesson include: event handling, GUIs generate events when the user interacts with GUI, in java events are represented by objects, both AWT and swing components (not all) generate events,...

33p youzhangjing_1909 28-04-2022 20 3   Download

In this chapter, students will be able to: Define a subclass of JFrame to implement a customized frame window; write event-driven programs using Java's delegation-based event model; arrange GUI objects on a window using layout managers and nested panels; write GUI application programs using JButton, JLabel, ImageIcon, JTextField, JTextArea, JCheckBox, JRadioButton, JComboBox, JList, and JSlider objects from the javax.swing package.

7p koxih_kothogmih3 24-08-2020 20 1   Download

Chapter 14 - GUI and event-driven programming. In this chapter, students will be able to: Define a subclass of JFrame to implement a customized frame window; write event-driven programs using Java's delegation-based event model; arrange GUI objects on a window using layout managers and nested panels; write GUI application programs using JButton, JLabel, ImageIcon, JTextField, JTextArea, JCheckBox, JRadioButton, JComboBox, JList, and JSlider objects from the javax.swing package.

49p tangtuy04 12-03-2016 91 2   Download

Introduction to java programming: Chapter 14 - Event-Driven Programming's Objectives is to start with event-driven programming with a simple example; explain the concept of event-driven programming; understand events, event sources, and event classes; declare listener classes and write the code to handle events.

37p cocacola_17 09-12-2015 67 2   Download

As with the national association segment, seasonality is another positive feature of the international association segment. These congresses tend to avoid the summer months when leisure tourism is at its peak, looking instead to the Spring and Autumn periods. There are a large group of conferences that need to be run during the academic vacation period but organisers of these events will look for destinations that have a lower hotel occupancy in the July/August period and, indeed, from mid-June to the end of September.

318p bi_ve_sau 05-02-2013 46 6   Download

Definition of delegate • Class package some signature methods • Using in event-handling model of C# • Like C/C++ method pointers, but more specific – Type safe – Object- oriented mechanism • Delegates are classes – Can create instances of delegates – Delegates can refer one or more methods

0p trantam2010 26-12-2012 54 3   Download