Source Code : Running a script within IE.

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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();

  }
}


           
       

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