package net.sourceforge.phpdt.internal.compiler.ast;

import net.sourceforge.phpdt.internal.compiler.parser.Outlineable;
import net.sourceforge.phpdt.internal.ui.PHPUiImages;
import org.eclipse.jface.resource.ImageDescriptor;

/**
 * A GlobalStatement statement in php.
 * @author Matthieu Casanova
 */
public class GlobalStatement extends Statement implements Outlineable {

  /** An array of the variables called by this global statement. */
  public String[] variables;

  private Object parent;

  public GlobalStatement(Object parent, String[] variables, int sourceStart, int sourceEnd) {
    super(sourceStart, sourceEnd);
    this.variables = variables;
    this.parent = parent;
  }

  public String toString() {
    StringBuffer buff = new StringBuffer("global ");
    for (int i = 0; i < variables.length; i++) {
      if (i != 0) {
        buff.append(", ");
      }
      buff.append(variables[i]);
    }
    return buff.toString();
  }

  public String toString(int tab) {
    return tabString(tab) + toString();
  }

  /**
   * This will return the image for the outline of the object.
   * @return an image
   */
  public ImageDescriptor getImage() {
    return PHPUiImages.DESC_INC;
  }

  public Object getParent() {
    return parent;
  }
}