Java UIComponent.getParent方法代碼示例

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
private UIComponent _getContainingForm(UIComponent component)
{
  UIComponent previous = component;
  UIComponent parent = component.getParent();

  while (parent != null)
  {
    if ((parent instanceof UIForm)
        || (parent instanceof UIXForm)
        || (parent instanceof UIXSubform))
      return parent;

    previous = parent;
    parent = parent.getParent();
  }
  return previous;
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
@SuppressWarnings("unchecked")
protected void doTestUpdateModelValues(
  FacesContext context,
  UIViewRoot   root,
  UIComponent  component)
{
  Mock mock = createMockUIComponent();
  UIComponent child = (UIComponent) mock.proxy();

  // JavaServer Faces 1.0 Specification, section 2.2.4
  // During the update-model-values phase,
  // only the processUpdates lifecycle method may be called.
  if (willChildrenBeProcessed(component))
    mock.expects(once()).method("processUpdates");

  // construct the UIComponent tree and
  // execute the apply-request-values lifecycle phase
  if (component.getParent() == null)
    root.getChildren().add(component);
  component.getChildren().add(child);
  root.processUpdates(context);

  mock.verify();
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 *  Retrieves id of the form the component is contained in.
 *
 * @param context the faces context object
 * @param component UIComponent whose container form id is to be retuirned
 *
 * @return String id of the form if one exists in component's hierarchy,
 *                otherwise null
 */
public static String getFormId(
  FacesContext context,
  UIComponent  component)
{
  UIComponent form = null;
  while (component != null)
  {
    if ((component instanceof UIForm) ||
        (component instanceof UIXForm))
    {
      form = component;
      break;
    }

    component = component.getParent();
  }

  if (form == null)
    return null;

  return form.getClientId(context);
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * @see #addPartialTarget(FacesContext, PartialPageContext, UIComponent)
 * @see #setPartialTarget(FacesContext, PartialPageContext)
 */
private static void _addPartialTargetImpl(
  FacesContext facesContext, PartialPageContext partialContext, UIComponent component)
{
  if (component.getRendererType() == null)
  {
    if (component.getParent() != null)
    {
      // delegate to the parent component, assuming that no renderer type means that
      // there is no suitable replacable DOM element for this component
      addPartialTarget(facesContext, partialContext, component.getParent());
    }
  }
  else
  {
    partialContext.addPartialTarget(component.getClientId(facesContext));
  }
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
@Override
public void add(int index, UIComponent element)
{
  if (element == null)
    throw new NullPointerException();

  if ((index < 0) || (index > size()))
    throw new IndexOutOfBoundsException(_LOG.getMessage(
      "INDEX_SIZE", new Object[]{index, size()}));

  UIComponent oldParent = element.getParent();
  if (oldParent != null)
  {
    int adjustedIndex = __removeFromParent(element, index);
    // Only adjust the index when the child is re-added to the same parent
    if (oldParent == _parent)
    {
      index = adjustedIndex; 
    }
  }
  
  // do not change the order of these calls, see TRINIDAD-1674 for more info
  super.add(index, element);
  element.setParent(_parent);
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
public static void removeComponent(String componentId) {
	UIViewRoot root = getCurrentInstance().getViewRoot();
	UIComponent component = root.findComponent(componentId);

	if (component != null) {
		UIComponent parent = component.getParent();
		parent.getChildren().remove(component);
	}
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * {@inheritDoc}
 */
@Override
public void addComponentChange(
  FacesContext facesContext,
  UIComponent uiComponent,
  ComponentChange change)
{
  // if our component is a stamped component by UIXIterator, we 
  // don't want to persist the changes 
  UIComponent parent = uiComponent.getParent();
  UIComponent root = facesContext.getViewRoot();
  while (parent != null && parent != root)
  {
    if (parent.getClass() == UIXIterator.class) 
    {
      _LOG.info("DONT_PERSIST_STAMPED_COMPONENT_INSIDE_ITERATOR");      
      return;
    }
    parent = parent.getParent();      
  }
      
  if (facesContext == null || uiComponent == null || change == null)
    throw new IllegalArgumentException(_LOG.getMessage(
      "CANNOT_ADD_CHANGE_WITH_FACECONTEXT_OR_UICOMPONENT_OR_NULL"));

  // add the change to the component
  addComponentChangeImpl(facesContext, uiComponent, change);

  // add a corresponding DocumentChange if possible
  _addEquivalentDocumentChange(facesContext, uiComponent, change);
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
@Override
protected final void encodeAll(
  FacesContext     context,
  RenderingContext rc,
  UIComponent      component,
  FacesBean        bean
  ) throws IOException
{
  UIComponent parent = component.getParent();

  //
  // complain if our parent isn't a FrameBorderLayout
  //
  if ((parent == null) ||
      !HtmlFrameBorderLayout.COMPONENT_FAMILY.equals(parent.getFamily()))
  {
    _LOG.warning("FRAMES_MUST_INSIDE_FRAMEBORDERLAYOUTS");
  }
  else
  {
    ResponseWriter writer = context.getResponseWriter();

    writer.startElement("frame", component);
    renderId(context, component);
    renderAllAttributes(context, rc, component, bean);
    writer.endElement("frame");
  }
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * Provides a logical parent for the component (a parent in the context of the document where the component was
 * defined). The default implementation will simply call getParent() on the component. Components that get relocated during
 * tag execution should have their original parent returned (if available).
 * @param component - child component whose parent is being retrieved
 * @return logical parent component
 */
public static UIComponent getLogicalParent(UIComponent component)
{
  if (component instanceof UIXComponent)
  {
    return ((UIXComponent)component).getLogicalParent();
  }

  return component.getParent();
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
private boolean _isParentPanelForm(
  FacesContext context,
  UIComponent  component)
{
  if (PanelFormLayoutRenderer.__isInPanelFormLayout(context, component))
  {
    return true;
  }

  // We must know if the immediate parent is a PanelForm because if there is
  // even just one other component inbetween this component and a PanelForm,
  // we must render different DOM--the same DOM as if there were no parent
  // PanelForm.
  UIComponent parentComponent = component.getParent();
  String family = parentComponent.getFamily();
  // FIXME: OK... This is another strong coupling
  //        We could add a an interface instead like ComponentHolder or something
  //        instead of checking against a specific component family.
  while (UIXGroup.COMPONENT_FAMILY.equals(family))
  {
    // Special case:
    // Since UIXGroup components are purely organizational, it is valid to
    // have them inbetween panelForm-friendly components and the panelForm,
    // so we need to look further up the chain:
    parentComponent = parentComponent.getParent();
    if (parentComponent == null)
    {
      return false;
    }
    family = parentComponent.getFamily();
  }
  if (UIXPanel.COMPONENT_FAMILY.equals(family))
  {
    String rendererType = parentComponent.getRendererType();
    if (_isFormRendererType(rendererType))
      return true;
  }
  return false;
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
/**
 * Returns the nth ancestor of the passed in component.
 * @param component The UIComponent whose nth ancestor has to be found
 * @param level Indicates how many levels to go up from the component
 * @return The nth ancestor of the component
 */
private static UIComponent _getAncestor(UIComponent component, int level) 
{
  assert(level >= 0);
  
  while(level > 0)
  {
    component = component.getParent();
    level--;
  }
  return component;
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
@Override
public void encodeAll(FacesContext context) throws IOException {
	ResponseWriter writer = context.getResponseWriter();
	UIComponent parent = this;

	while (!(parent instanceof Map)) {
		parent = parent.getParent();
	}

	Map mapComponent = (Map) parent;
	String mapVar = mapComponent.getJsVariable();

	writer.write(mapVar + ".addControl(new ol.control.ZoomSlider());\n");
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
@Override
public void encodeAll(FacesContext context) throws IOException {
	ResponseWriter writer = context.getResponseWriter();
	UIComponent parent = this;

	while (!(parent instanceof Map)) {
		parent = parent.getParent();
	}

	Map mapComponent = (Map) parent;
	String mapVar = mapComponent.getJsVariable();

	writer.write(mapVar + ".addControl(new ol.control.OverviewMap());\n");
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
private boolean _renderAsTable(
  UIXRenderingContext context,
  UINode              node
  )
{
  UIComponent component = NodeUtils.getUIComponent(context, node);
  if (component.getParent() instanceof CorePanelButtonBar)
    return false;

  return true;
}
 

import javax.faces.component.UIComponent; //導入方法依賴的package包/類
private static UIComponent _getParentNamingContainerOrViewRoot (
  UIComponent from)
{
  while (from.getParent() != null)
  {
    from = from.getParent();
    if (from instanceof NamingContainer)
      break;
  }
  return from;
}