SmallJavaProposalProvider.java

/**
 * generated by Xtext
 */
package org.example.smalljava.ui.contentassist;

import com.google.common.base.Predicate;
import com.google.inject.Inject;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.xtext.AbstractElement;
import org.eclipse.xtext.Assignment;
import org.eclipse.xtext.CrossReference;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.ui.editor.contentassist.ContentAssistContext;
import org.eclipse.xtext.ui.editor.contentassist.ICompletionProposalAcceptor;
import org.eclipse.xtext.xbase.lib.Extension;
import org.example.smalljava.smallJava.SJClass;
import org.example.smalljava.smallJava.SJMember;
import org.example.smalljava.ui.contentassist.AbstractSmallJavaProposalProvider;
import org.example.smalljava.util.SmallJavaModelUtil;
import org.example.smalljava.validation.SmallJavaAccessibility;

/**
 * see http://www.eclipse.org/Xtext/documentation/latest/xtext.html#contentAssist on how to customize content assistant
 */
@SuppressWarnings("all")
public class SmallJavaProposalProvider extends AbstractSmallJavaProposalProvider {
  @Inject
  @Extension
  private SmallJavaAccessibility _smallJavaAccessibility;
  
  @Override
  public void completeSJSelectionExpression_Member(final EObject model, final Assignment assignment, final ContentAssistContext context, final ICompletionProposalAcceptor acceptor) {
    AbstractElement _terminal = assignment.getTerminal();
    final Predicate<IEObjectDescription> _function = new Predicate<IEObjectDescription>() {
      @Override
      public boolean apply(final IEObjectDescription description) {
        EObject _eObjectOrProxy = description.getEObjectOrProxy();
        return SmallJavaProposalProvider.this._smallJavaAccessibility.isAccessibleFrom(((SJMember) _eObjectOrProxy), model);
      }
    };
    this.lookupCrossReference(((CrossReference) _terminal), context, acceptor, _function);
  }
  
  @Override
  public StyledString getStyledDisplayString(final EObject element, final String qualifiedNameAsString, final String shortName) {
    StyledString _xifexpression = null;
    if ((element instanceof SJMember)) {
      String _memberAsStringWithType = SmallJavaModelUtil.memberAsStringWithType(((SJMember)element));
      StyledString _styledString = new StyledString(_memberAsStringWithType);
      SJClass _containingClass = SmallJavaModelUtil.containingClass(element);
      String _name = _containingClass.getName();
      String _plus = (" - " + _name);
      StyledString _styledString_1 = new StyledString(_plus, 
        StyledString.QUALIFIER_STYLER);
      _xifexpression = _styledString.append(_styledString_1);
    } else {
      _xifexpression = super.getStyledDisplayString(element, qualifiedNameAsString, shortName);
    }
    return _xifexpression;
  }
}