io.jmix.ui.navigation

Class UrlParamsChangedEvent

java.lang.Object

java.util.EventObject

io.jmix.ui.navigation.UrlParamsChangedEvent

All Implemented Interfaces:

java.io.Serializable

public class UrlParamsChangedEvent
extends java.util.EventObject

Event sent when browser URL parameters corresponding to opened screen are changed. It is fired before the screen is shown, which enables to do some preparatory work.

In this event listener, you can load some data or change screen controls state depending on new parameters:

     @Subscribe
     protected void onUrlParamsChanged(UrlParamsChangedEvent event) {
         Map<String, String> params = event.getParams();
         // handle new params
     }
 

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Map<java.lang.String,java.lang.String>	params

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
UrlParamsChangedEvent(Screen source, java.util.Map<java.lang.String,java.lang.String> params)

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,java.lang.String>	getParams()
Screen	getSource()

Methods inherited from class java.util.EventObject

toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

params

protected final java.util.Map<java.lang.String,java.lang.String> params

Constructor Detail

UrlParamsChangedEvent

public UrlParamsChangedEvent(Screen source,
                             java.util.Map<java.lang.String,java.lang.String> params)

Method Detail

getSource

public Screen getSource()

Overrides:

getSource in class java.util.EventObject

getParams

public java.util.Map<java.lang.String,java.lang.String> getParams()

Returns:

current URL parameters