Bug 528549 – (webkit2MouseListener) Snippet to reproduce.

bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=528549
Change-Id: I23490a3add32745be5a1aa93ac40ffc222430f41
Signed-off-by: Leo Ufimtsev <lufimtse@redhat.com>

1 files changed, 136 insertions, 0 deletions

diff --git a/tests/org.eclipse.swt.tests.gtk/Bug Snippets/org/eclipse/swt/tests/gtk/snippets/Bug528549_browser_MouseFocusEventListeners.java b/tests/org.eclipse.swt.tests.gtk/Bug Snippets/org/eclipse/swt/tests/gtk/snippets/Bug528549_browser_MouseFocusEventListeners.java
new file mode 100644
index 0000000000..847ac999c3
--- /dev/null
+++ b/tests/org.eclipse.swt.tests.gtk/Bug Snippets/org/eclipse/swt/tests/gtk/snippets/Bug528549_browser_MouseFocusEventListeners.java
@@ -0,0 +1,136 @@
+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.MouseMoveListener;
+import org.eclipse.swt.events.MouseWheelListener;
+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(new MouseWheelListener() {
+			@Override
+			public void mouseScrolled(MouseEvent e) {
+				System.out.println("Browser scroll event " + e.toString());
+			}
+		});
+
+		// Generates a lot of events...
+		browser.addMouseMoveListener(new MouseMoveListener() {
+			@Override
+			public void mouseMove(MouseEvent 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++;
+	}
+
+
+}