/
ReqVarOps.scala
executable file
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/
ReqVarOps.scala
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package code.snippet
import scala.xml.{NodeSeq, Text}
import net.liftweb._
import net.liftweb.http._
import util._
import common._
import Helpers._
import TimeHelpers._
import net.liftweb.common.Logger
import net.liftweb.mapper._
object ReqVarString extends Logger {
private object nameVar extends RequestVar[String]("default")
def edit = {
"name=name" #> SHtml.text(nameVar.is.toString, x => nameVar(x)) &
"type=submit" #> SHtml.onSubmitUnit(() => { debug("name: " + nameVar)})
}
def list = {
".row *" #> List("fred","harry").map( n => {
".eventName *" #> Text(n) &
".actions *" #> {SHtml.link("/reqvarstringedit", () => {nameVar(n)}, Text("edit")) }
} )
}
}
object ReqVarEvent extends Logger {
private object eventVar extends RequestVar[Event](null)
def edit = {
"name=name" #> SHtml.text(eventVar.is.eventName.is, x => {debug("setting ..."); eventVar.is.eventName(x); debug("...done")}) &
"type=submit" #> SHtml.onSubmitUnit(() => {debug("name: " + eventVar.is.eventName.is)})
}
def list = {
".row *" #> Event.findAll.map( t => {
".eventName *" #> Text(t.eventName) &
".actions *" #> {SHtml.link("/reqvareventedit", () => {eventVar(t)}, Text("edit")) }
} )
}
}
object Dummy extends Logger {
debug("creating new Dummy")
//var time = TimeHelpers.millis
}
class ReqVarEventEditOnly extends Logger {
object eventVarEdit extends RequestVar[Event](Event.create.eventName("default"))
object Dummy extends Logger { debug("creating new Dummy"); var time = TimeHelpers.millis }
//var dummy = new Dummy
debug("dummy is: " + Dummy.time )
def setName(name: String ) = {
debug("in callback to setName with value: " + name + " ....")
debug("eventVar.eventName before being set: " + eventVarEdit.is.eventName)
debug("dummy is: " + Dummy.time )
eventVarEdit.is.eventName(name)
debug("...done in callback to set name")
}
def setNotes(name: String ) = {
debug("in callback to setNotes with value: " + name + " ....")
debug("eventVar.notes before being set: " + eventVarEdit.is.notes)
debug("dummy is: " + Dummy.time)
eventVarEdit.is.notes(name)
debug("...done in callback to setNotes")
}
def edit = {
"name=name" #> SHtml.text(eventVarEdit.is.eventName.is, setName(_)) &
"name=notes" #> SHtml.text(eventVarEdit.is.notes.is, setNotes(_)) &
"type=submit" #> SHtml.onSubmitUnit(() => {debug("processing submit for name" )})
}
}
class Event extends LongKeyedMapper[Event]
with IdPK with Logger {
def getSingleton = Event
debug("creating new Event")
object eventName extends MappedString(this, 30)
object notes extends MappedString(this, 30)
}
object Event extends Event
with LongKeyedMetaMapper[Event] {}
/*
* State preserved:
object OnSubmit {
var name = ""
def render = {
// define some variables to put our values into
"name=name" #> SHtml.text(name, name = _ ) &
"type=submit" #> SHtml.onSubmitUnit(() => println("processing submit"))
}
}
// tidied + vars moved out of render + onSubmit => text
object OnSubmit {
var name = ""
var age = 0
def render = {
"name=name" #> SHtml.text(name, name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
object OnSubmit {
var name = ""
var age = 0
def render = {
"name=name" #> SHtml.text(name, name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
////////////////////////////////////////////////////////// */
/* State not preserved:
*
// tidied + vars moved out of render + onSubmit => text + object -> class
class OnSubmit {
var name = ""
var age = 0
def render = {
"name=name" #> SHtml.text(name, name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
// tidied + onSubmit => text
object OnSubmit {
def render = {
var name = ""
var age = 0
"name=name" #> SHtml.text(name, name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
// tidied + var moved out of render
object OnSubmit {
var name = ""
var age = 0
def render = {
"name=name" #> SHtml.onSubmit(name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
// tidied up
object OnSubmit {
def render = {
var name = ""
var age = 0
"name=name" #> SHtml.onSubmit(name = _) & // set the name
"type=submit" #> SHtml.onSubmitUnit(() => { println("processing submit") } )
}
}
object OnSubmit {
def render = {
var name = ""
var age = 0
// define some variables to put our values into
// process the form
def process() {
// if the age is < 13, display an error
if (age < 13) S.error("Too young!")
else {
// otherwise give the user feedback and
// redirect to the home page
S.notice("Name: "+name)
S.notice("Age: "+age)
S.redirectTo("/")
}
}
// associate each of the form elements
// with a function... behavior to perform when the
// for element is submitted
"name=name" #> SHtml.onSubmit(name = _) & // set the name
// set the age variable if we can convert to an Int
"name=age" #> SHtml.onSubmit(s => asInt(s).foreach(age = _)) &
// when the form is submitted, process the variable
"type=submit" #> SHtml.onSubmitUnit(process)
}
}
=================================================
*/