This tutorial explains the usage of Eclipse JFace TreeViewer. It also shows the usage of a DelegatingStyledCellLabelProvider. It is based on. Package name: Project was created. You need to declare a few required Bundle, namely the SWT and JFace OSGi. They are the. Your first JFace application: JFace Introduction «SWT «Java Tutorial.

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The principle of JFace is to create a Viewer. If you open this dialog it looks similar to the following screenshot.

Eclipse JFace Overview – Tutorial

The usage of this class is similar to the TableViewer class. Using the classes in this code requires a dependency to the org.

Even so, every example included in this article should work unchanged on other platforms. Button ; import org. The ErrorDialog class can be used to display jfacce or more errors to the user. Status ; import org. GridLayout ; import org. IDialogConstants ; import org.

Your first JFace application : JFace Introduction « SWT « Java Tutorial

The following list contains the most important ones. Basically a TreeViewer can be used similar to a TableViewer, which just shows a list of elements by using the following content provider:.


LabelProvider ; import org. Adjusting tree columns TreeColumns on expand In case a TreeViewer has multiple columns it does not look good, if the rutorial column, which contains the expandable items is clipped.

tytorial If you open this dialog, it looks similar to the following screenshot. JFace Data Binding is a framework which connects properties of objects. You can implement your own content provider for a table by implementing the interface IStructuredContentProvider from the org. The TreeViewer class provides viewer support for displaying trees. This listener is an implementation of the ISelectionChangedListener interface. Providing input help for the user In this exercise you add add field assists.

You find an extended online training at the Tutoriql RCP online training website. In Figure 2, the Basic1 class is the class from this article; all the other classes are standard SWT widgets. JFace provides classes and frameworks which simplify common SWT use cases.

Eclipse provides an implementation of this interface via the ArrayContentProvider class. The createColumns method creates the table columns, headers, sets the size of the columns and makes the columns re-sizable. Review the Javadoc of this class to understand the methods of this interface.


URL ; import javax. There are some classes put in examples of this document, and they are used repeatedly many times.

03 – Working With JFace Viewers

Download or create an icon called folder. Composite ; import org. Tuforial supports controlling Preference pages, wizard and Dialog. A release after Eclipse 4. Make sure to uncheck “Create sample content” on the last page of the wizard:.

jafce Each person is displayed in one individual row. This exercise is a stand-alone exercise and can be used to repeat the steps of creating an Eclipse 4 application.

You have to dispose the ResourceManager yourself. These widgets are arranged in an inheritance hierarchy.