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Lift Framework example source code file (AjaxMapper.scala)

This example Lift Framework source code file (AjaxMapper.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Lift Framework tags/keywords

ajaxeditablefield, ajaxeditablefield, mappedfield, mappedfield, mapper, mapper, node, node

The Lift Framework AjaxMapper.scala source code

/*
 * Copyright 2009-2011 WorldWide Conferencing, LLC
 *
 * 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 net.liftweb
package mapper

import scala.xml.Node
import net.liftweb.http.SHtml

/**
 * This trait can be added to existing Mapper fields to make them use AjaxUtils.editable
 * for field display.
 */
trait AjaxEditableField[FieldType,OwnerType <: Mapper[OwnerType]] extends MappedField[FieldType,OwnerType] {
  override def asHtml : Node =
    if (editableField) {
      <xml:group>{
        toForm.map { form =>
          SHtml.ajaxEditable(super.asHtml, toForm.open_!, () => {fieldOwner.save; onSave; net.liftweb.http.js.JsCmds.Noop})
        } openOr super.asHtml
      }</xml:group>
    } else {
      super.asHtml
    }

  /** This method is called when the element's data are saved. The default is to do nothing */
  def onSave {}

  /** This method allows you to do programmatic control of whether the field will display
   *  as editable. The default is true */
  def editableField = true
}

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