HelpManual.java

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00001 
00004 package edu.rice.cs.hpc.viewer.actions;
00005 
00006 import org.eclipse.core.commands.AbstractHandler;
00007 import org.eclipse.core.commands.ExecutionEvent;
00008 import org.eclipse.core.commands.ExecutionException;
00009 import org.eclipse.core.resources.IFile;
00010 import org.eclipse.core.resources.IWorkspace;
00011 import org.eclipse.core.resources.IWorkspaceRoot;
00012 import org.eclipse.core.resources.ResourcesPlugin;
00013 import org.eclipse.core.runtime.Path;
00014 import org.eclipse.ui.IWorkbenchPage;
00015 import org.eclipse.ui.IWorkbenchWindow;
00016 import org.eclipse.ui.handlers.HandlerUtil;
00017 import org.eclipse.ui.part.FileEditorInput;
00018 
00019 import edu.rice.cs.hpc.viewer.help.HTMLEditor;
00020 
00025 public class HelpManual extends AbstractHandler {
00026     final static private String HELP_FILE_PATH = "/doc/hpcviewer-users-manual.html";
00027 
00028     /* (non-Javadoc)
00029      * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
00030      */
00031     public Object execute(ExecutionEvent event) throws ExecutionException {
00032         IWorkbenchWindow objWindow = HandlerUtil.getActiveWorkbenchWindow(event);
00033         
00034         IWorkspace objWorkspace = ResourcesPlugin.getWorkspace();
00035         IWorkspaceRoot root = objWorkspace.getRoot();
00036 
00037         IFile file = root.getFile(new Path(HELP_FILE_PATH));
00038         
00039         IWorkbenchPage objPage = objWindow.getActivePage(); 
00040                 
00041         try {
00042             FileEditorInput objInput = new FileEditorInput(file);
00043             objPage.openEditor(objInput, HTMLEditor.ID);
00044         } catch (Exception e) {
00045             e.printStackTrace();
00046         }
00047         return null;
00048     }
00049 
00050 }