Attachment 267404 Details for Bug 514066 – Sample code

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Sample code

TreeSelectionTest.java (text/plain), 1.52 KB, created by Thomas Singer

on 2017-03-22 10:28:42 EDT

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Filename:

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Creator: Thomas Singer

Created: 2017-03-22 10:28:42 EDT

Size: 1.52 KB

patch

obsolete

>import org.eclipse.swt.*;
>import org.eclipse.swt.layout.*;
>import org.eclipse.swt.widgets.*;
>
>/**
> * @author Thomas Singer
> */
>public class TreeSelectionTest {
>
>	public static void main(String[] args) {
>		final Display display = new Display();
>		final Shell shell = new Shell(display);
>		shell.setLayout(new GridLayout());
>
>		final Tree tree = new Tree(shell, SWT.BORDER);
>		tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
>		for (int i = 0; i < 2; i++) {
>			final TreeItem rootNode = new TreeItem(tree, 0);
>			rootNode.setText("TreeItem (0) -" + i);
>			for (int j = 0; j < 4; j++) {
>				final TreeItem childNode = new TreeItem(rootNode, 0);
>				childNode.setText("TreeItem (1) -" + j);
>				if (i == 0 && j == 0) {
>					tree.setSelection(childNode);
>				}
>			}
>			rootNode.setExpanded(true);
>		}
>
>		tree.addListener(SWT.Selection, new Listener() {
>			@Override
>			public void handleEvent(Event event) {
>				System.out.println(tree.getSelectionCount() + " node(s) selected");
>			}
>		});
>
>		final Button button = new Button(shell, SWT.PUSH);
>		button.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false));
>		button.setText("Collapse 1st Root Node");
>		button.addListener(SWT.Selection, new Listener() {
>			@Override
>			public void handleEvent(Event event) {
>				tree.getItem(0).setExpanded(false);
>			}
>		});
>
>		shell.setSize(300, 300);
>		shell.open();
>		while (!shell.isDisposed()) {
>			if (!display.readAndDispatch()) {
>				display.sleep();
>			}
>		}
>		display.dispose();
>	}
>}

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Attachments on bug 514066: 267404 | 267405 | 267406 | 267408