package CDBuilder.couplingSyntaxEditor.convertToXML;

import org.eclipse.core.internal.resources.WorkspaceRoot;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.IInputSelectionProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPartSite;
import org.eclipse.ui.actions.ActionDelegate;
/**
 * This class lets the user select a xml file and change it into a .ma file
 * Initializes the path to save the .ma file at and adds it to the existing project
 * @author Lucie Zhao and Sherwin Sim
 * @version 1 May - Aug 2003
 */
public class convertToXMLActionDelegate extends ActionDelegate implements IObjectActionDelegate {

	/**
	 * @see ActionDelegate#run(IAction)
	 */
	public void run(IAction action) {
	}
	
	/**
	 * Sets up the path for saving the new .ma file to and initializes the xml
	 * reader
	 * @param action the action that is selected
	 * @param targetPart the workbench part that used
	 * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
	 */
	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
		//gets thelocation of the root of the project
		IWorkbenchPartSite site= targetPart.getSite();
		ISelectionProvider newProvider = site.getSelectionProvider();
		IInputSelectionProvider provider = (IInputSelectionProvider) newProvider;
		Object input = provider.getInput();
		WorkspaceRoot root = (WorkspaceRoot)input;
		IPath path = root.getLocation();
		
		//gets the project name and the selected file name
		ISelection selection = provider.getSelection();
		String string = selection.toString();
		int num = string.length();
		int number = string.lastIndexOf("/");
		
		//initialize a new reader with the full path of the file selected	
		XMLReader newReader = new XMLReader(path + string.substring(2, num-1));
		
		//after adding the .ma file to the project, refresh the window so it shows up
		IContainer container = root.getContainerForLocation((path.append(string.substring(2, number+1))));
		IProject project = container.getProject();
		try {
			project.refreshLocal(1,null);
		} catch (Exception e) {
			System.out.println(e);
		}
	}
}