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Editable.scala
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Editable.scala
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// (C) Uri Wilensky. https://github.com/NetLogo/NetLogo
package org.nlogo.api
trait Editable {
def helpLink: Option[String]
def propertySet: java.util.List[Property]
def classDisplayName: String
def editFinished(): Boolean
def anyErrors: Boolean
def error(key: Object, e: Exception): Unit
// could be null
def error(key: Object): Exception
// it's kind of lame to put this here but it'll require a bunch of changes all over the properties
// package otherwise it seems not worth the effort ev 6/10/08
def sourceOffset: Int
}
trait DummyEditable extends Editable with DummyErrorHandler{
def helpLink = None
override def propertySet = java.util.Collections.emptyList[Property]
override def classDisplayName = ""
override def editFinished() = true
override def sourceOffset = 0
}
trait DummyErrorHandler {
def error(key: Object) = null
def error(key: Object, e: Exception){}
def anyErrors = false
}
trait MultiErrorHandler {
private var errors = scala.collection.mutable.Map[Object, Exception]()
def anyErrors = !errors.isEmpty
def removeAllErrors() = errors.clear()
def error(key: Object): Exception = errors.get(key).orNull
def error(key: Object, e: Exception) {errors(key) = e}
}
trait SingleErrorHandler {
private var _error: Option[Exception] = None
def anyErrors = _error.isDefined
def error(key: Object): Exception = _error.orNull
def error(key: Object, e: Exception) { _error = Option(e) }
def error() = _error.orNull
def error(e: Exception){ _error = Option(e) }
}