Package io.jmix.ui.navigation

Class UrlParamsChangedEvent

java.lang.Object

java.util.EventObject

io.jmix.ui.navigation.UrlParamsChangedEvent

All Implemented Interfaces:

Serializable

public class UrlParamsChangedEvent
extends 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	Description
protected final Map<String,String>	params

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
UrlParamsChangedEvent(Screen source, Map<String,String> params)

Method Summary

Modifier and Type	Method	Description
Map<String,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 Details

params

protected final Map<String,String> params

Constructor Details

UrlParamsChangedEvent

public UrlParamsChangedEvent(Screen source,
 Map<String,String> params)

Method Details

getSource

public Screen getSource()

Overrides:

getSource in class EventObject

getParams

public Map<String,String> getParams()

Returns:

current URL parameters