| /******************************************************************************* |
| * Copyright (c) 2018 Red Hat and others. All rights reserved. |
| * The contents of this file are made available under the terms |
| * of the GNU Lesser General Public License (LGPL) Version 2.1 that |
| * accompanies this distribution (lgpl-v21.txt). The LGPL is also |
| * available at http://www.gnu.org/licenses/lgpl.html. If the version |
| * of the LGPL at http://www.gnu.org is different to the version of |
| * the LGPL accompanying this distribution and there is any conflict |
| * between the two license versions, the terms of the LGPL accompanying |
| * this distribution shall govern. |
| * |
| * Contributors: |
| * Red Hat - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.tests.gtk.snippets; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.browser.Browser; |
| import org.eclipse.swt.events.FocusEvent; |
| import org.eclipse.swt.events.FocusListener; |
| import org.eclipse.swt.events.KeyEvent; |
| import org.eclipse.swt.events.KeyListener; |
| import org.eclipse.swt.events.MouseEvent; |
| import org.eclipse.swt.events.MouseListener; |
| import org.eclipse.swt.events.SelectionListener; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * On Webkit2, mouseUp/Down were not working. |
| * On Webkit1/2, Focus in/out were not working. |
| * |
| * Snippet prints events to console. Run and observer. |
| * |
| * On webkit1, signals were partially handled via javascript, on webkit2 only through gdk events. |
| * |
| */ |
| public class Bug528549_browser_MouseFocusEventListeners { |
| |
| static int loadCounter; |
| public static void main(String[] args) { |
| Display display = new Display(); |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| shell.setSize(500, 200); |
| final Browser browser = new Browser(shell, SWT.NONE); |
| |
| browser.addFocusListener(new FocusListener() { |
| @Override |
| public void focusLost(FocusEvent e) { |
| System.out.println("Browser Focus lost " + e.toString()); |
| } |
| @Override |
| public void focusGained(FocusEvent e) { |
| System.out.println("Browser Focus gained " + e.toString()); |
| } |
| }); |
| |
| browser.addMouseListener(new MouseListener() { |
| @Override |
| public void mouseUp(MouseEvent e) { |
| System.out.println("Browser Mouse Up " + e.toString()); |
| } |
| @Override |
| public void mouseDown(MouseEvent e) { |
| System.out.println("Browser Mouse Down " + e.toString()); |
| |
| } |
| @Override |
| public void mouseDoubleClick(MouseEvent e) { |
| System.out.println("Browse Mouse Double click " + e.toString()); |
| } |
| }); |
| |
| |
| // Below listeners already worked before bug. But good to have around. |
| browser.addKeyListener(new KeyListener() { |
| @Override |
| public void keyReleased(KeyEvent e) { |
| System.out.println("Browser key released " + e.toString()); |
| } |
| @Override |
| public void keyPressed(KeyEvent e) { |
| System.out.println("Browser key pressed " + e.toString()); |
| } |
| }); |
| |
| browser.addMouseWheelListener(e -> System.out.println("Browser scroll event " + e.toString())); |
| |
| // Generates a lot of events... |
| browser.addMouseMoveListener(e -> System.out.println("Browser mouse moved " + e.toString())); |
| |
| Button jsOnButton = new Button(shell, SWT.PUSH); |
| jsOnButton.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| jsOnButton.setText("JS Off"); |
| jsOnButton.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> browser.setJavascriptEnabled(false))); |
| |
| Button jsOffButton = new Button(shell, SWT.PUSH); |
| jsOffButton.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| jsOffButton.setText("JS On"); |
| jsOffButton.addSelectionListener(SelectionListener.widgetSelectedAdapter(e -> browser.setJavascriptEnabled(true))); |
| |
| |
| Button loadNextPage = new Button(shell, SWT.PUSH); |
| loadNextPage.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| loadNextPage.setText("Load next page"); |
| loadNextPage.addSelectionListener( SelectionListener.widgetSelectedAdapter(e -> browser.setText(getNewText()))); |
| |
| browser.setText(getNewText()); |
| |
| shell.open(); |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| display.dispose(); |
| } |
| |
| static String getNewText() { |
| return "Hello world<br>" |
| + "<input type=\"button\" value=\"Open Curtain\" onclick=\"return change(this);\" />\n" + |
| "\n" + |
| "<script type=\"text/javascript\">\n" + |
| "function change( el )\n" + |
| "{\n" + |
| " if ( el.value === \"Open Curtain\" )\n" + |
| " el.value = \"Close Curtain\";\n" + |
| " else\n" + |
| " el.value = \"Open Curtain\";\n" + |
| "}\n" + |
| "</script>" + loadCounter++; |
| } |
| |
| |
| } |