Prerequisites

• Eclipse - Java IDE
• Subclipse - SVN plugin for Eclipse
• Google Web Toolkit 1.5
  

Setting SVN Repository

• Start your Eclipse IDE
• In the menu bar, select Window | Open Perspective | Other ...
  
• Choose "SVN Repository Exploring" perspective
  
  
  
  
  
• From "SVN Repository" view pane, click button "Add SVN Repository"
  
  
  
  
  
  
• From add repository dialog, enter the URL of Halogen project : http://halogen.googlecode.com/svn/trunk/
  
  
  
  
  
• Click Finish button and the repository will fetch SVN information
  
• You will see the added repository location in SVN Repository pane. Try to drill into the folder structure.
  
  
  
  
  
• Done
  

Checking out the source

• Select halogen folder from our newly created repository. And from the folder's context menu choose checkout.
  
  
  
  
  
  
• From Checkout from SVN dialog, enter halogen as your Project Name (you can specify other name if you like)
• Click on Finish button
  
  
  

• Wait for the checkout process to finish

Running Halogen

• Switch to Java perspective.
• From the menu toolbar choose Window | Open Perspective | Other...
  
• Choose Java (default).
• Change library reference to GWT library.
  
• Goto Project | Properties and choose Java Build Path
• Remove gwt-user.jar and add it again using your installed gwt-user.jar location. Usually it is located under the root folder of our extracted GWT package.
  
• Add GWT development library for your operating system (gwt-dev-windows.jar, gwt-dev-mac.jar or gwt-dev-linux.jar)
• Choose OK button if you have finished adding the libraries
  
  
  
  
  
  
• From your package explorer pane, edit Halogen.launch by double clicking it
  
  
  
  
  
  
• Remove these two lines
  
• <listEntry value="&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;&#13;&#10;&lt;runtimeClasspathEntry externalArchive=&quot;/Developer/Java/gwt-mac-1.4.61/gwt-dev-mac.jar&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#13;&#10;"/>
• <stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-XstartOnFirstThread"/>
  
• If you are not sure which lines to edit, you can download the edited Halogen.launch file from the attachment located at the end of the article.
  
• Still selecting Halogen.launch, from the menu toolbar choose Run | Run As | 1 Halogen
  
• Halogen should start immediately after this.
  
  
  

Related Articles

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