Package com.storedobject.ui

Class BarcodeScanner

java.lang.Object

com.storedobject.vaadin.View

com.storedobject.vaadin.AbstractDataForm<Object>

com.storedobject.vaadin.DataForm

com.storedobject.ui.BarcodeScanner

All Implemented Interfaces:

ClickHandler, ExecutableView, HasContainer, ValueChangeHandler, com.vaadin.flow.component.ComponentEventListener<com.vaadin.flow.component.ClickEvent<? extends com.vaadin.flow.component.Component>>, com.vaadin.flow.component.HasValue.ValueChangeListener, Serializable, Runnable, EventListener

public class BarcodeScanner
extends DataForm

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.storedobject.vaadin.AbstractDataForm

AbstractDataForm.FieldError

Nested classes/interfaces inherited from interface com.storedobject.vaadin.ClickHandler

ClickHandler.ModifiedClickEvent<C extends com.vaadin.flow.component.Component>

Field Summary

Fields inherited from class com.storedobject.vaadin.DataForm

buttonPanel, cancel, ok

Fields inherited from class com.storedobject.vaadin.AbstractDataForm

form

Constructor Summary

Constructors

Constructor	Description
BarcodeScanner()
BarcodeScanner(com.vaadin.flow.component.HasText hasText)
BarcodeScanner(Consumer<String> consumer)

Method Summary

Modifier and Type	Method	Description
protected void	buildButtons()	Build the buttons.
protected void	buildFields()	This is where the fields are built.
void	clean()	Close resources if any that are left opened.
protected com.vaadin.flow.component.HasComponents	createLayout()	This method is invoked to create the layout of the view.
protected void	execute(View parent, boolean doNotLock)	Override this if you want to do something before the View comes up on the screen.
protected boolean	process()	This method is invoked if the "Ok" button is pressed and there is no error raised by DataForm.validateData() method.
void	setConsumer(Consumer<String> consumer)

Methods inherited from class com.storedobject.vaadin.DataForm

cancel, clicked, getMaximumContentHeight, getMaximumContentWidth, getMinimumContentHeight, getMinimumContentWidth, initUI, setButtonsAtTop, setCloseable, setWindowMode, sizeSet, skipFirstFocus, validateData

Methods inherited from class com.storedobject.vaadin.AbstractDataForm

add, addConstructedListener, addField, addField, addIncludeFieldChecker, addValidator, addValidator, attachField, clearAlerts, clearError, clearErrors, clearFields, commit, connect, connect, connect, createButtonLayout, createField, createField, createFieldContainer, detachField, fieldAttached, fieldDetached, fireFormConstructed, formConstructed, getColumns, getColumnSpan, getContainer, getContent, getData, getErrorDisplay, getField, getFieldLabel, getFieldLabel, getFieldName, getFieldNames, getForm, getLabel, isFieldEditable, isFieldEditable, isFieldVisible, isFieldVisible, isReadOnly, load, markError, newLine, remove, removeAll, removeField, removeField, removeField, setColumns, setColumnSpan, setErrorDisplay, setFieldContainerProvider, setFieldCustomizer, setFieldEditable, setFieldEditable, setFieldHidden, setFieldHidden, setFieldLabel, setFieldLabel, setFieldReadOnly, setFieldReadOnly, setFieldReadOnly, setFieldReadOnly, setFieldVisible, setFieldVisible, setFieldVisible, setFieldVisible, setIncludeFieldChecker, setReadOnly, setRequired, setRequired, setRequired, setRequired, setRequired, setRequired, setRequired, setRequired, streamFieldNamesCreated, streamFieldsCreated

Methods inherited from class com.storedobject.vaadin.View

abort, aborted, addClosedListener, addOpenedListener, close, createCloseableView, createWindow, decorateComponent, execute, execute, executing, focus, focus, focusAny, getApplication, getCaption, getComponent, getCreatedBy, getEmbeddedView, getMenuItem, getMenuItem, getView, invoke, isFullScreen, isScrollable, isWindowMode, select, setCaption, setComponent, setCreatedBy, setDefaultPadding, setEmbeddedView, setFirstFocus, setFullScreen, setScrollable

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.storedobject.vaadin.ClickHandler

clicked, doubleClicked, onComponentEvent, rightClicked

Methods inherited from interface com.storedobject.vaadin.ExecutableView

createMenuItem, error, getMenuIconName, getView, isCloseable, isHomeView, log, log, message, returnedFrom, run, setClickable, speak, trackValueChange, tray, valueChanged, warning

Methods inherited from interface com.storedobject.vaadin.ValueChangeHandler

valueChanged

Constructor Details

BarcodeScanner

public BarcodeScanner()

BarcodeScanner

public BarcodeScanner(com.vaadin.flow.component.HasText hasText)

BarcodeScanner

public BarcodeScanner(Consumer<String> consumer)

Method Details

createLayout

protected com.vaadin.flow.component.HasComponents createLayout()

Description copied from class: AbstractDataForm

This method is invoked to create the layout of the view.

Overrides:

createLayout in class AbstractDataForm<Object>

Returns:

Layout

buildButtons

protected void buildButtons()

Description copied from class: DataForm

Build the buttons. Button "Ok" and "Cancel" are already created. This method add those to the DataForm.buttonPanel. You can add additional custom buttons and components to the DataForm.buttonPanel.

Overrides:

buildButtons in class DataForm

buildFields

protected void buildFields()

Description copied from class: DataForm

This is where the fields are built. Typically, we create the fields and add it using AbstractDataForm.addField(HasValue...) or AbstractDataForm.addField(String, HasValue) methods.

Overrides:

buildFields in class DataForm

setConsumer

public void setConsumer(Consumer<String> consumer)

execute

protected void execute(View parent,
 boolean doNotLock)

Description copied from class: View

Override this if you want to do something before the View comes up on the screen. Call super.execute(parent, doNotLock) to make the View appear on the screen. Parent view is automatically selected when this view closes.

Overrides:

execute in class View

Parameters:

parent - Parent-view to lock

doNotLock - True if parent should not be locked

clean

public void clean()

Description copied from class: View

Close resources if any that are left opened. This method is invoked when the view is removed from the Application. The default implementation does nothing.

Specified by:

clean in interface ExecutableView

Overrides:

clean in class AbstractDataForm<Object>

process

protected boolean process()

Description copied from class: DataForm

This method is invoked if the "Ok" button is pressed and there is no error raised by DataForm.validateData() method. This method has to return true in order to close the "data entry screen".

Specified by:

process in class DataForm

Returns:

True or false.