WidgetRegistry.java

package com.google.sitebricks.rendering.control;

import com.google.inject.ImplementedBy;
import com.google.sitebricks.Renderable;
import com.google.sitebricks.compiler.EvaluatorCompiler;
import com.google.sitebricks.compiler.ExpressionCompileException;
import com.google.sitebricks.compiler.RepeatToken;

import java.util.Map;

/**
 * @author Dhanji R. Prasanna (dhanji@gmail com)
 */
@ImplementedBy(DefaultWidgetRegistry.class)
public interface WidgetRegistry {
  void add(String key, Class<? extends Renderable> widget);

  boolean isSelfRendering(String widget);

  RepeatToken parseRepeat(String expression);

  XmlWidget xmlWidget(WidgetChain childsChildren, String elementName, Map<String, String> attribs,
                      EvaluatorCompiler compiler) throws ExpressionCompileException;

  Renderable newWidget(String key, String expression, WidgetChain widgetChain,
                       EvaluatorCompiler compiler) throws ExpressionCompileException;

  Renderable requireWidget(XmlWidget widget)
      throws ExpressionCompileException;

  Renderable textWidget(String template, EvaluatorCompiler compiler)
      throws ExpressionCompileException;

  Renderable rawTextWidget(String template, EvaluatorCompiler compiler)
      throws ExpressionCompileException;

  Renderable xmlDirectiveWidget(String wholeDeclaration, EvaluatorCompiler evaluatorCompiler) throws ExpressionCompileException;

  void addEmbed(String embedAs);

  void addArgument(String callWith);

  Renderable headWidget(WidgetChain childsChildren, Map<String, String> attribs,
                        EvaluatorCompiler evaluatorCompiler) throws ExpressionCompileException;
}