Detect a selection or check event in a tree (SWT.CHECK) : Tree « SWT JFace Eclipse « Java

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Java » SWT JFace Eclipse » TreeScreenshots 
Detect a selection or check event in a tree (SWT.CHECK)
Detect a selection or check event in a tree (SWT.CHECK)



/*
 * Tree example snippet: detect a selection or check event in a tree (SWT.CHECK)
 *
 * For a list of all SWT example snippets see
 * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
 */
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;

public class Snippet114 {

  public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    Tree tree = new Tree(shell, SWT.CHECK | SWT.BORDER | SWT.V_SCROLL
        | SWT.H_SCROLL);
    for (int i = 0; i < 12; i++) {
      TreeItem item = new TreeItem(tree, SWT.NONE);
      item.setText("Item " + i);
    }
    tree.setSize(100100);
    tree.addListener(SWT.Selection, new Listener() {
      public void handleEvent(Event event) {
        String string = event.detail == SWT.CHECK ? "Checked"
            "Selected";
        System.out.println(event.item + " " + string);
      }
    });
    shell.setSize(200200);
    shell.open();
    while (!shell.isDisposed()) {
      if (!display.readAndDispatch())
        display.sleep();
    }
    display.dispose();
  }
}


           
       
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