package org.reuseware.air.ui.eclipse.actions;
import java.io.IOException;
import java.util.Iterator;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionDelegate;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.reuseware.air.comogen.CompositionSystemGenerator;
import org.reuseware.air.comogen.IExtensionContext;
import org.reuseware.air.comogen.ExtensionContext;
import org.reuseware.air.comogen.LanguageExtensionGenerator;
import org.reuseware.air.comogen.util.CMSLSpecificationLoader;
import org.reuseware.air.language.cmsl.ExtensionProgram;
import org.reuseware.air.util.FileProcessingException;
/**
* Action class for performing a language extension as specified in
* a CMSL program.
*
* @author b0kaj
*
*/
public class GenerateReuseLanguageModelAction implements IObjectActionDelegate {
private ISelection selection;
/**
* Process the file on which the ExtendGrammarAction was fired
*
*
* @param file
*/
public void process(IFile file) {
IExtensionContext extensionContext;
try {
extensionContext = new ExtensionContext((ExtensionProgram)CMSLSpecificationLoader.parseCMSLSpecification(file).getUnit());
CompositionSystemGenerator.processLanguageExtension(extensionContext);
CompositionSystemGenerator.generateEcoreFile(extensionContext);
} catch (FileProcessingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
//GenerateLanguagePlugin genPlugin = new GenerateLanguagePlugin();
catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* Implements IObjectActionDelegate interface
*
* Method executed when the Action is executed
*
*/
@SuppressWarnings("unchecked")
public void run(IAction action) {
/**
* Find the selected file when the action is executed,
* then pass the file to process().
*
*/
if (selection instanceof IStructuredSelection) {
for (Iterator i = ((IStructuredSelection)selection).iterator(); i.hasNext(); ) {
Object o = i.next();
if (o instanceof IFile) {
IFile file = (IFile) o;
process(file);
}
}
}
}
/**
* @see IActionDelegate#selectionChanged(IAction, ISelection)
*/
public void selectionChanged(IAction action, ISelection selection) {
this.selection = selection;
}
/**
* @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
*/
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
}
}