diff options
| -rw-r--r-- | vaadin-app/src/ch/asynk/helloworld/HelloWorldApp.java | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/vaadin-app/src/ch/asynk/helloworld/HelloWorldApp.java b/vaadin-app/src/ch/asynk/helloworld/HelloWorldApp.java index bf48c5b..badf223 100644 --- a/vaadin-app/src/ch/asynk/helloworld/HelloWorldApp.java +++ b/vaadin-app/src/ch/asynk/helloworld/HelloWorldApp.java @@ -107,6 +107,13 @@ class DataMappingLayout extends FormLayout { intProperty.setValue(666); final TextField tf4 = new TextField("MyObjectProperty",intProperty); tf4.setImmediate(true); + tf4.setErrorHandler(new ComponentErrorHandler() { + @Override + public boolean handleComponentError(ComponentErrorEvent event) { + tf4.setComponentError(new UserError("Must be an integer (from handler)")); + return true; + } + }); addComponent(tf4); // Button closeButton = new Button("close the application"); |