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Running a script within IE

import org.eclipse.swt.SWT; import org.eclipse.swt.SWTError; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.ole.win32.OLE; import org.eclipse.swt.ole.win32.OleAutomation; import org.eclipse.swt.ole.win32.OleControlSite; import org.eclipse.swt.ole.win32.OleEvent; import org.eclipse.swt.ole.win32.OleFrame; import org.eclipse.swt.ole.win32.OleListener; import org.eclipse.swt.ole.win32.Variant; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; /*  * Running a script within IE.  *   * For a list of all SWT example snippets see  * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets  */ public class Snippet187 {   public static void main(String[] args) {     final Display display = new Display();     Shell shell = new Shell(display);     shell.setLayout(new FillLayout());     OleControlSite controlSite;     try {       OleFrame frame = new OleFrame(shell, SWT.NONE);       controlSite = new OleControlSite(frame, SWT.NONE, "Shell.Explorer");       controlSite.doVerb(OLE.OLEIVERB_INPLACEACTIVATE);     } catch (SWTError e) {       System.out.println("Unable to open activeX control");       return;     }     // IWebBrowser     final OleAutomation webBrowser = new OleAutomation(controlSite);     // When the document is loaded, access the document object for the new     // page     // and evalute expression using Script.     int DownloadComplete = 104;     controlSite.addEventListener(DownloadComplete, new OleListener() {       public void handleEvent(OleEvent event) {         int[] htmlDocumentID = webBrowser             .getIDsOfNames(new String[] { "Document" });         if (htmlDocumentID == null)           return;         Variant pVarResult = webBrowser.getProperty(htmlDocumentID[0]);         if (pVarResult == null || pVarResult.getType() == 0)           return;         // IHTMLDocument2         OleAutomation htmlDocument = null;         try {           htmlDocument = pVarResult.getAutomation();           pVarResult.dispose();           int[] scriptID = htmlDocument               .getIDsOfNames(new String[] { "Script" });           if (scriptID == null)             return;           pVarResult = htmlDocument.getProperty(scriptID[0]);           if (pVarResult == null || pVarResult.getType() == 0)             return;           OleAutomation htmlWindow = null;           try {             // IHTMLWindow2             htmlWindow = pVarResult.getAutomation();             pVarResult.dispose();             int[] evaluateID = htmlWindow                 .getIDsOfNames(new String[] { "evaluate" });             if (evaluateID == null)               return;             String expression = "5+Math.sin(9)";             Variant[] rgvarg = new Variant[] { new Variant(                 expression) };             pVarResult = htmlWindow.invoke(evaluateID[0], rgvarg,                 null);             if (pVarResult == null || pVarResult.getType() == 0)               return;             System.out.println(expression + " ="                 + pVarResult.getString());           } finally {             htmlWindow.dispose();           }         } finally {           htmlDocument.dispose();         }       }     });     // Navigate to a web site     int[] ids = webBrowser         .getIDsOfNames(new String[] { "Navigate", "URL" });     Variant[] rgvarg = new Variant[] { new Variant(         "http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet187.html") };     int[] rgdispidNamedArgs = new int[] { ids[1] };     webBrowser.invoke(ids[0], rgvarg, rgdispidNamedArgs);     shell.open();     while (!shell.isDisposed()) {       if (!display.readAndDispatch())         display.sleep();     }     // Remember to release OleAutomation Object     webBrowser.dispose();     display.dispose();   } }