Breakdown of GWT
The breakdown of a typical GWT application can be described as follows:
- Entry point class: Every GWT application has an entry point class that serves as the starting point for the application. This class extends the GWT EntryPoint interface and contains the main() method, which is called when the application is loaded in the browser.
- User interface (UI): The UI of a GWT application is created using GWT widgets, which are a set of pre-built user interface components that can be customized and combined to create complex user interfaces. GWT provides a wide range of widgets, including buttons, text boxes, tables, and panels, among others.
- Event handling: GWT uses the concept of event handling to respond to user interactions with the UI. Events are created using the GWT Event class and are handled using event listeners.
- Communication with the server: GWT makes it easy to communicate with the server-side code using AJAX (Asynchronous JavaScript and XML) requests. This allows the application to update the UI without refreshing the page.
- MVP architecture: GWT applications typically follow the Model-View-Presenter (MVP) architecture pattern. The Model represents the data, the View represents the UI, and the Presenter acts as the mediator between the two, handling all the business logic.
- Compilation: GWT applications are compiled into JavaScript and HTML code that can be deployed to a web server and accessed by users via a web browser.
What is Google Web Toolkit(GWT)?
Google Web Toolkit (GWT) is an open-source web application framework developed by Google. It is a Java-based framework that allows developers to write web applications in Java and compile the code to highly optimized JavaScript, HTML, and CSS. The framework was first released in 2006 and has since become a popular choice for developers who want to build large, scalable, and maintainable web applications. Additionally, GWT offers a comprehensive selection of user interface elements and makes it simple for developers to build complex and sophisticated web applications with ease.
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