ietest.java

Very Nice library for using ActiveX controls directly from java without heavy knowledge of JNI, simp

package com.jacob.test.events;

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.ComThread;
import com.jacob.com.Dispatch;
import com.jacob.com.DispatchEvents;
import com.jacob.com.Variant;
import com.jacob.test.BaseTestCase;

/**
 * This test runs fine against jdk 1.4 and 1.5
 * 
 * This demonstrates the new event handling code in jacob 1.7 This example will
 * open up IE and print out some of the events it listens to as it havigates to
 * web sites. contributed by Niels Olof Bouvin mailto:[e-mail] and
 * Henning Jae [e-mail]
 * <p>
 * May need to run with some command line options (including from inside
 * Eclipse). Look in the docs area at the Jacob usage document for command line
 * options.
 */

public class IETest extends BaseTestCase {

	/**
	 * runs the IE test and feeds it commands
	 */
	public void testRunIE() {
		// this line starts the pump but it runs fine without it
		ComThread.startMainSTA();
		// remove this line and it dies
		// /ComThread.InitMTA(true);
		IETestThread aThread = new IETestThread();
		aThread.start();
		while (aThread.isAlive()) {
			try {
				Thread.sleep(1000);
			} catch (InterruptedException e) {
				// doen with the sleep
				// e.printStackTrace();
			}
		}
		System.out
				.println("Main: Thread quit, about to quit main sta in thread "
						+ Thread.currentThread().getName());
		// this line only does someting if startMainSTA() was called
		ComThread.quitMainSTA();
		System.out.println("Main: did quit main sta in thread "
				+ Thread.currentThread().getName());

		if (aThread.threadFailedWithException != null) {
			fail("caught an unexpected exception "
					+ aThread.threadFailedWithException);
		}
	}
}

class IETestThread extends Thread {
	/** flag that says we got a quit message from IE */
	public static boolean quitHandled = false;

	/**
	 * holds any caught exception so the main/test case can see them
	 */
	public Throwable threadFailedWithException = null;

	/**
	 * constructor for the test thread
	 */
	public IETestThread() {
		super();
	}

	public void run() {
		// this used to be 5 seconds but sourceforge is slow
		int delay = 5000; // msec
		// paired with statement below that blows up
		ComThread.InitMTA();
		ActiveXComponent ie = new ActiveXComponent(
				"InternetExplorer.Application");
		try {
			Dispatch.put(ie, "Visible", new Variant(true));
			Dispatch.put(ie, "AddressBar", new Variant(true));
			System.out.println("IETestThread: " + Dispatch.get(ie, "Path"));
			Dispatch.put(ie, "StatusText", new Variant("My Status Text"));

			System.out.println("IETestThread: About to hookup event listener");
			IEEvents ieE = new IEEvents();
			new DispatchEvents(ie, ieE, "InternetExplorer.Application.1");
			System.out.println("IETestThread: Did hookup event listener");
			// / why is this here? Was there some other code here in the past?
			Variant optional = new Variant();
			optional.putNoParam();

			System.out
					.println("IETestThread: About to call navigate to sourceforge");
			Dispatch.call(ie, "Navigate", new Variant(
					"http://sourceforge.net/projects/jacob-project"));
			System.out
					.println("IETestThread: Did call navigate to sourceforge");
			try {
				Thread.sleep(delay);
			} catch (Exception e) {
			}
			System.out.println("IETestThread: About to call navigate to yahoo");
			Dispatch.call(ie, "Navigate", new Variant(
					"http://groups.yahoo.com/group/jacob-project"));
			System.out.println("IETestThread: Did call navigate to yahoo");
			try {
				Thread.sleep(delay);
			} catch (Exception e) {
			}
		} catch (Exception e) {
			threadFailedWithException = e;
			e.printStackTrace();
		} catch (Throwable re) {
			threadFailedWithException = re;
			re.printStackTrace();
		} finally {
			System.out.println("IETestThread: About to send Quit");
			ie.invoke("Quit", new Variant[] {});
			System.out.println("IETestThread: Did send Quit");
		}
		// this blows up when it tries to release a DispatchEvents object
		// I think this is because there is still one event we should get back
		// "OnQuit" that will came after we have released the thread pool
		// this is probably messed up because DispatchEvent object will have
		// been
		// freed before the callback
		// commenting out ie.invoke(quit...) causes this to work without error
		// this code tries to wait until the quit has been handled but that
		// doesn't work
		System.out
				.println("IETestThread: Waiting until we've received the quit callback");
		while (!quitHandled) {
			try {
				Thread.sleep(delay / 5);
			} catch (InterruptedException e) {
			}
		}
		System.out.println("IETestThread: Received the quit callback");
		// wait a little while for it to end
		// try {Thread.sleep(delay); } catch (InterruptedException e) {}
		System.out
				.println("IETestThread: about to call ComThread.Release in thread "
						+ Thread.currentThread().getName());

		ComThread.Release();
	}

	/**
	 * The events class must be publicly accessable for reflection to work. The
	 * list of available events is located at
	 * http://msdn2.microsoft.com/en-us/library/aa768280.aspx
	 */
	public class IEEvents {
		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void BeforeNavigate2(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): BeforeNavigate2 "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void CommandStateChange(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName()
					+ "): CommandStateChange " + args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void DocumentComplete(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): DocumentComplete "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void DownloadBegin(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): DownloadBegin "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void DownloadComplete(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): DownloadComplete "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void NavigateError(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): NavigateError "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void NavigateComplete2(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): NavigateComplete "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void NewWindow2(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): NewWindow2 "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnFullScreen(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnFullScreen "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnMenuBar(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnMenuBar "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnQuit(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnQuit "
					+ args.length);
			IETestThread.quitHandled = true;
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnStatusBar(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnStatusBar "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnTheaterMode(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnTheaterMode "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnToolBar(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnToolBar "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void OnVisible(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): OnVisible "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void ProgressChange(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): ProgressChange "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void PropertyChange(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): PropertyChange "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void SetSecureLockIcon(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName()
					+ "): setSecureLockIcon " + args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void StatusTextChange(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): StatusTextChange "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void TitleChange(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): TitleChange "
					+ args.length);
		}

		/**
		 * Internet explorer event this proxy can receive
		 * 
		 * @param args
		 *            the COM Variant objects that this event passes in.
		 */
		public void WindowClosing(Variant[] args) {
			System.out.println("IEEvents Received ("
					+ Thread.currentThread().getName() + "): WindowClosing "
					+ args.length);
		}
	}

}