org.eclipse.swt.snippets.Snippet153.java Source code

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Here is the source code for org.eclipse.swt.snippets.Snippet153.java

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/*******************************************************************************
 * Copyright (c) 2000, 2016 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.snippets;

/*
 * ToolBar example snippet: update a status line when the mouse enters a tool item
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 */
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;

public class Snippet153 {

    static String statusText = "";

    public static void main(String[] args) {
        final Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("Snippet 153");
        shell.setBounds(10, 10, 200, 200);
        final ToolBar bar = new ToolBar(shell, SWT.BORDER);
        bar.setBounds(10, 10, 150, 50);
        final Label statusLine = new Label(shell, SWT.BORDER);
        statusLine.setBounds(10, 90, 150, 30);
        new ToolItem(bar, SWT.NONE).setText("item 1");
        new ToolItem(bar, SWT.NONE).setText("item 2");
        new ToolItem(bar, SWT.NONE).setText("item 3");
        bar.addMouseMoveListener(e -> {
            ToolItem item = bar.getItem(new Point(e.x, e.y));
            String name = "";
            if (item != null) {
                name = item.getText();
            }
            if (!statusText.equals(name)) {
                statusLine.setText(name);
                statusText = name;
            }
        });
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }

}