OpServiceModelLabelProvider.java

/*
* generated by Xtext
*/
package com.robotoworks.mechanoid.ops.ui.labeling;

import java.util.ArrayList;

import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.xtext.ui.label.DefaultEObjectLabelProvider; 
import org.eclipse.xtext.util.Strings;
 
import com.google.common.collect.Iterables;
import com.google.inject.Inject;
import com.robotoworks.mechanoid.ops.opServiceModel.Model;
import com.robotoworks.mechanoid.ops.opServiceModel.Operation;
import com.robotoworks.mechanoid.ops.opServiceModel.ServiceBlock;

/**
 * Provides labels for a EObjects.
 * 
 * see http://www.eclipse.org/Xtext/documentation/latest/xtext.html#labelProvider
 */
public class OpServiceModelLabelProvider extends DefaultEObjectLabelProvider {

	@Inject
	public OpServiceModelLabelProvider(AdapterFactoryLabelProvider delegate) {
		super(delegate);
	}

/*
	//Labels and icons can be computed like this:
	
	String text(MyModel ele) {
	  return "my "+ele.getName();
	}
	 
    String image(MyModel ele) {
      return "MyModel.gif";
    }
*/
	
    String text(Operation op) {
        
        int numArgs = op.getArgs().size();
        
        if(numArgs == 0) {
            return op.getName() + "()";
        }
        
        ArrayList<String> typeNames = new ArrayList<String>(numArgs);
        
        for(int i=0; i < op.getArgs().size(); i++) {
            typeNames.add(op.getArgs().get(i).getType().getLiteral());
        }
        
        String args = Strings.concat(",", typeNames);

        return op.getName() + "(" + args + ")";
    }
	
    String image(Model ele) {
        return "package_obj.gif";
    }
    
    String image(ServiceBlock ele) {
        return "service_obj.gif";
    }
    
    String image(Operation ele) {
        return "operation_obj.gif";
    }
}