content: /**
   * Copyright (C) 2010-2016 eBusiness Information, Excilys Group
   * Copyright (C) 2016-2020 the AndroidAnnotations project
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not
   * use this file except in compliance with the License. You may obtain a copy of
   * the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed To in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations under
   * the License.
   */
  package org.androidannotations.internal.core.handler;
  
  import java.util.List;
  
  import javax.lang.model.element.Element;
  import javax.lang.model.element.TypeElement;
  
  import org.androidannotations.AndroidAnnotationsEnvironment;
  import org.androidannotations.ElementValidation;
  import org.androidannotations.annotations.DataBound;
  import org.androidannotations.annotations.EActivity;
  import org.androidannotations.helper.IdValidatorHelper;
  import org.androidannotations.holder.EActivityHolder;
  import org.androidannotations.rclass.IRClass;
  
  import com.helger.jcodemodel.JBlock;
  import com.helger.jcodemodel.JExpr;
  import com.helger.jcodemodel.JFieldRef;
  import com.helger.jcodemodel.JFieldVar;
  import com.helger.jcodemodel.JMethod;
  import com.helger.jcodemodel.JVar;
  
  public class EActivityHandler extends CoreBaseGeneratingAnnotationHandler<EActivityHolder> {
  
  	public EActivityHandler(AndroidAnnotationsEnvironment environment) {
  		super(EActivity.class, environment);
  	}
  
  	@Override
  	public EActivityHolder createGeneratedClassHolder(AndroidAnnotationsEnvironment environment, TypeElement annotatedElement) throws Exception {
  		return new EActivityHolder(environment, annotatedElement, getEnvironment().getAndroidManifest());
  	}
  
  	@Override
  	public void validate(Element element, ElementValidation valid) {
  		super.validate(element, valid);
  
  		validatorHelper.extendsActivity(element, valid);
  
  		validatorHelper.resIdsExist(element, IRClass.Res.LAYOUT, IdValidatorHelper.FallbackStrategy.ALLOW_NO_RES_ID, valid);
  
  		validatorHelper.componentRegistered(element, getEnvironment().getAndroidManifest(), valid);
  
  		coreValidatorHelper.checkDataBoundAnnotation(element, valid);
  	}
  
  	@Override
  	public void process(Element element, EActivityHolder holder) {
  
  		List<JFieldRef> fieldRefs = annotationHelper.extractAnnotationFieldRefs(element, IRClass.Res.LAYOUT, false);
  
  		JFieldRef contentViewId = null;
  		if (fieldRefs.size() == 1) {
  			contentViewId = fieldRefs.get(0);
  		}
  
  		if (contentViewId == null) {
  			return;
  		}
  
  		JBlock onCreateBody = holder.getOnCreate().body();
  		JMethod setContentView = holder.getSetContentViewLayout();
  
  		if (element.getAnnotation(DataBound.class) != null) {
  			JFieldRef androidContentResId = getEnvironment().getRClass().get(IRClass.Res.ID).getIdStaticRef(android.R.id.content, getEnvironment());
  			JVar contentView = onCreateBody.decl(getClasses().VIEW_GROUP, "contentView", JExpr.invoke("internalFindViewById").arg(androidContentResId));
  			JFieldVar bindingField = holder.getDataBindingField();
  			onCreateBody.assign(bindingField, holder.getDataBindingInflationExpression(contentViewId, contentView, false));
  			onCreateBody.invoke(setContentView).arg(bindingField.invoke("getRoot")).arg(bindingField.invoke("getRoot").invoke("getLayoutParams"));
  			holder.getOnDestroyBeforeSuperBlock().invoke(bindingField, "unbind");
  		} else {
  			onCreateBody.invoke(setContentView).arg(contentViewId);
  		}
  	}
  }
  