Package io.jmix.flowui.view

Class StandardDetailView<T>

java.lang.Object

com.vaadin.flow.component.Component

com.vaadin.flow.component.Composite<T>

io.jmix.flowui.view.View<ViewLayout>

io.jmix.flowui.view.StandardView

io.jmix.flowui.view.StandardDetailView<T>

Type Parameters:

T - entity class

All Implemented Interfaces:

com.vaadin.flow.component.AttachNotifier, com.vaadin.flow.component.DetachNotifier, com.vaadin.flow.component.HasElement, com.vaadin.flow.router.AfterNavigationObserver, com.vaadin.flow.router.BeforeEnterObserver, com.vaadin.flow.router.BeforeLeaveObserver, com.vaadin.flow.router.HasDynamicTitle, com.vaadin.flow.router.internal.AfterNavigationHandler, com.vaadin.flow.router.internal.BeforeEnterHandler, com.vaadin.flow.router.internal.BeforeLeaveHandler, ChangeTracker, DetailView<T>, ReadOnlyAwareView, Serializable

Direct Known Subclasses:

EntityAttributeResourcePolicyModelDetailView, EntityInspectorDetailView, EntityResourcePolicyModelDetailView, GraphQLResourcePolicyModelDetailView, MenuResourcePolicyModelDetailView, ResourcePolicyModelDetailView, ResourceRoleModelDetailView, RowLevelPolicyModelDetailView, RowLevelRoleModelDetailView, SpecificResourcePolicyModelDetailView, ViewResourcePolicyModelDetailView

public class StandardDetailView<T>
extends StandardView
implements DetailView<T>, ReadOnlyAwareView

Base class of entity detail views.

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StandardDetailView.AfterSaveEvent	Event sent after saving the view data context.
static class	StandardDetailView.BeforeSaveEvent	Event sent before saving the view data context.
static class	StandardDetailView.InitEntityEvent<E>	Event sent before the new entity instance is set to edited entity container.
static class	StandardDetailView.ValidationEvent	Event sent when the view is validated on saving the view data context.

Nested classes/interfaces inherited from class io.jmix.flowui.view.View

View.AfterCloseEvent, View.BeforeCloseEvent, View.BeforeShowEvent, View.InitEvent, View.QueryParametersChangeEvent, View.ReadyEvent

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_ROUTE_PARAM
static final String	LOCKED_BEFORE_REFRESH_ATTR_NAME
static final String	MODE_PARAM
static final String	MODE_READONLY
static final String	NEW_ENTITY_ID
static final String	READ_ONLY_BEFORE_REFRESH_ATTR_NAME

Constructor Summary

Constructors

Constructor	Description
StandardDetailView()	Create views using ViewNavigators or DialogWindows.

Method Summary

Modifier and Type	Method	Description
protected com.vaadin.flow.shared.Registration	addAfterSaveListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.AfterSaveEvent> listener)	Adds a listener to StandardDetailView.AfterSaveEvent.
protected com.vaadin.flow.shared.Registration	addBeforeSaveListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.BeforeSaveEvent> listener)	Adds a listener to StandardDetailView.BeforeSaveEvent.
protected com.vaadin.flow.shared.Registration	addInitEntityListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.InitEntityEvent<T>> listener)	Adds a listener to StandardDetailView.InitEntityEvent.
protected com.vaadin.flow.shared.Registration	addValidationEventListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.ValidationEvent> listener)	Adds a listener to StandardDetailView.ValidationEvent.
void	beforeEnter(com.vaadin.flow.router.BeforeEnterEvent event)
OperationResult	closeWithDiscard()	Discards changes and closes the view.
OperationResult	closeWithSave()	Saves changes and closes the view.
protected void	findEntityId(com.vaadin.flow.router.BeforeEnterEvent event)
T	getEditedEntity()
protected InstanceContainer<T>	getEditedEntityContainer()
protected InstanceLoader<T>	getEditedEntityLoader()
PessimisticLockStatus	getPessimisticLockStatus()
protected String	getRouteParamName()
boolean	hasUnsavedChanges()
protected void	initExistingEntity(String serializedEntityId)
protected void	initNewEntity(Class<T> entityClass)
boolean	isCrossFieldValidationEnabled()
boolean	isReadOnly()
protected boolean	isSaveActionPerformed()
boolean	isShowSaveNotification()
boolean	isShowValidationErrors()
OperationResult	save()	Saves changes.
void	setCrossFieldValidationEnabled(boolean crossFieldValidationEnabled)	Sets whether cross-field validation should be performed before saving changes.
void	setEntityToEdit(T entity)	Sets entity instance to the view.
void	setReadOnly(boolean readOnly)	Changes the read-only mode.
void	setShowSaveNotification(boolean showSaveNotification)	Sets whether a notification should be shown in case of successful save.
void	setShowValidationErrors(boolean showValidationErrors)	Sets whether to indicate about errors after components validation.
protected void	setupEntityToEdit()
protected void	setupEntityToEdit(String serializedEntityId)
protected void	setupEntityToEdit(T entityToEdit)

Methods inherited from class io.jmix.flowui.view.StandardView

initContent

Methods inherited from class io.jmix.flowui.view.View

addAfterCloseListener, addBeforeCloseListener, addBeforeShowListener, addInitListener, addReadyListener, afterNavigation, beforeLeave, close, close, closeWithDefaultAction, getApplicationContext, getId, getPageTitle, getReturnParameters, getViewActions, getViewAttributes, getViewData, getViewFacets, getViewSupport, onDetach, setApplicationContext, setId, setViewActions, setViewData, setViewFacets

Methods inherited from class com.vaadin.flow.component.Composite

getChildren, getContent, getElement

Methods inherited from class com.vaadin.flow.component.Component

addListener, fireEvent, from, get, getEventBus, getLocale, getParent, getTranslation, getTranslation, getTranslation, getUI, hasListener, isAttached, isTemplateMapped, isVisible, onAttach, onEnabledStateChanged, scrollIntoView, set, setElement, setVisible

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.flow.component.AttachNotifier

addAttachListener

Methods inherited from interface com.vaadin.flow.component.DetachNotifier

addDetachListener

Field Details

NEW_ENTITY_ID

public static final String NEW_ENTITY_ID

See Also:

• Constant Field Values

DEFAULT_ROUTE_PARAM

public static final String DEFAULT_ROUTE_PARAM

See Also:

• Constant Field Values

MODE_PARAM

public static final String MODE_PARAM

See Also:

• Constant Field Values

MODE_READONLY

public static final String MODE_READONLY

See Also:

• Constant Field Values

LOCKED_BEFORE_REFRESH_ATTR_NAME

public static final String LOCKED_BEFORE_REFRESH_ATTR_NAME

See Also:

• Constant Field Values

READ_ONLY_BEFORE_REFRESH_ATTR_NAME

public static final String READ_ONLY_BEFORE_REFRESH_ATTR_NAME

See Also:

• Constant Field Values

Constructor Details

StandardDetailView

public StandardDetailView()

Create views using ViewNavigators or DialogWindows.

Method Details

beforeEnter

public void beforeEnter(com.vaadin.flow.router.BeforeEnterEvent event)

Specified by:

beforeEnter in interface com.vaadin.flow.router.internal.BeforeEnterHandler

Overrides:

beforeEnter in class View<ViewLayout>

findEntityId

protected void findEntityId(com.vaadin.flow.router.BeforeEnterEvent event)

getRouteParamName

protected String getRouteParamName()

isSaveActionPerformed

protected boolean isSaveActionPerformed()

save

public OperationResult save()

Description copied from interface: DetailView

Saves changes.

Specified by:

save in interface DetailView<T>

closeWithSave

public OperationResult closeWithSave()

Description copied from interface: DetailView

Saves changes and closes the view.

Specified by:

closeWithSave in interface DetailView<T>

closeWithDiscard

public OperationResult closeWithDiscard()

Description copied from interface: DetailView

Discards changes and closes the view.

Specified by:

closeWithDiscard in interface DetailView<T>

isShowSaveNotification

public boolean isShowSaveNotification()

Returns:

whether a notification will be shown in case of successful save

setShowSaveNotification

public void setShowSaveNotification(boolean showSaveNotification)

Sets whether a notification should be shown in case of successful save. The default value is true.

Parameters:

showSaveNotification - true if a notification should be shown, false otherwise

isShowValidationErrors

public boolean isShowValidationErrors()

Returns:

whether to indicate about errors after components validation

setShowValidationErrors

public void setShowValidationErrors(boolean showValidationErrors)

Sets whether to indicate about errors after components validation. The default value is true.

Parameters:

showValidationErrors - true if notification needs to be shown, false otherwise

isCrossFieldValidationEnabled

public boolean isCrossFieldValidationEnabled()

Returns:

true if cross-field validation is enabled

setCrossFieldValidationEnabled

public void setCrossFieldValidationEnabled(boolean crossFieldValidationEnabled)

Sets whether cross-field validation should be performed before saving changes. It uses UiCrossFieldChecks constraint group to validate bean instance. The default value is true.

Parameters:

crossFieldValidationEnabled - true if cross-field should be enabled, false otherwise

isReadOnly

public boolean isReadOnly()

Specified by:

isReadOnly in interface ReadOnlyAwareView

Returns:

whether a view is in read-only mode.

setReadOnly

public void setReadOnly(boolean readOnly)

Description copied from interface: ReadOnlyAwareView

Changes the read-only mode.

Specified by:

setReadOnly in interface ReadOnlyAwareView

Parameters:

readOnly - true to enable the read-only mode, false otherwise

hasUnsavedChanges

public boolean hasUnsavedChanges()

Specified by:

hasUnsavedChanges in interface ChangeTracker

Returns:

true if the view has unsaved changes

getEditedEntityContainer

protected InstanceContainer<T> getEditedEntityContainer()

getEditedEntityLoader

protected InstanceLoader<T> getEditedEntityLoader()

getEditedEntity

public T getEditedEntity()

Specified by:

getEditedEntity in interface DetailView<T>

Returns:

currently edited entity instance

setEntityToEdit

public void setEntityToEdit(T entity)

Description copied from interface: DetailView

Sets entity instance to the view.

Specified by:

setEntityToEdit in interface DetailView<T>

Parameters:

entity - entity to edit

setupEntityToEdit

protected void setupEntityToEdit()

setupEntityToEdit

protected void setupEntityToEdit(String serializedEntityId)

initNewEntity

protected void initNewEntity(Class<T> entityClass)

initExistingEntity

protected void initExistingEntity(String serializedEntityId)

setupEntityToEdit

protected void setupEntityToEdit(T entityToEdit)

getPessimisticLockStatus

public PessimisticLockStatus getPessimisticLockStatus()

Specified by:

getPessimisticLockStatus in interface DetailView<T>

Returns:

lock status of the currently edited entity instance. Possible variants:

• PessimisticLockStatus.NOT_SUPPORTED - if the entity does not support pessimistic lock.
• PessimisticLockStatus.LOCKED - if the entity instance is successfully locked.
• PessimisticLockStatus.FAILED - if the entity instance has been locked when the view is opened.

See Also:

• PessimisticLock

addInitEntityListener

protected com.vaadin.flow.shared.Registration addInitEntityListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.InitEntityEvent<T>> listener)

Adds a listener to StandardDetailView.InitEntityEvent.

Parameters:

listener - listener

Returns:

registration object for removing the listener

addBeforeSaveListener

protected com.vaadin.flow.shared.Registration addBeforeSaveListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.BeforeSaveEvent> listener)

Adds a listener to StandardDetailView.BeforeSaveEvent.

Parameters:

listener - listener

Returns:

registration object for removing the listener

addAfterSaveListener

protected com.vaadin.flow.shared.Registration addAfterSaveListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.AfterSaveEvent> listener)

Adds a listener to StandardDetailView.AfterSaveEvent.

Parameters:

listener - listener

Returns:

registration object for removing the listener

addValidationEventListener

protected com.vaadin.flow.shared.Registration addValidationEventListener(com.vaadin.flow.component.ComponentEventListener<StandardDetailView.ValidationEvent> listener)

Adds a listener to StandardDetailView.ValidationEvent.

Parameters:

listener - listener

Returns:

registration object for removing the listener