io.jmix.ui.component

Interface HasComponents

All Known Subinterfaces:

Accordion, BoxLayout, ButtonsPanel, ComponentContainer, CssLayout, DialogWindow, Drawer, ExpandingLayout, FlowBoxLayout, Form, Fragment, FragmentImplementation, Frame, GridLayout, GroupBoxLayout, HBoxLayout, HtmlBoxLayout, OrderedContainer, ResponsiveGridLayout, RootWindow, ScrollBoxLayout, SplitPanel, TabSheet, TabWindow, VBoxLayout, Window, WindowImplementation

All Known Implementing Classes:

AbstractBox, AbstractOrderedLayout, AccordionImpl, ButtonsPanelImpl, CssLayoutImpl, DialogWindowImpl, DrawerImpl, FlowBoxLayoutImpl, FormImpl, FragmentImpl, GridLayoutImpl, GroupBoxImpl, HBoxLayoutImpl, HtmlBoxLayoutImpl, ResponsiveGridLayoutImpl, RootWindowImpl, ScrollBoxLayoutImpl, SplitPanelImpl, TabSheetImpl, TabWindowImpl, VBoxLayoutImpl, WindowImpl

public interface HasComponents

Interface to be implemented by Components that contain other Components.

Method Summary

Modifier and Type	Method and Description
default void	focusFirstComponent() Focuses the first Component.Focusable component, if present.
Component	getComponent(java.lang.String id) Gets a component belonging to the whole components tree below this container.
default Component	getComponentNN(java.lang.String id) Gets a component belonging to the whole components tree below this container.
java.util.Collection<Component>	getComponents() Gets all components belonging to the whole components tree below this container.
Component	getOwnComponent(java.lang.String id) Gets component directly owned by this container.
java.util.Collection<Component>	getOwnComponents() Gets all components directly owned by this container.
java.util.stream.Stream<Component>	getOwnComponentsStream() Gets stream of all components directly owned by this container.

Method Detail

getOwnComponent

@Nullable
Component getOwnComponent(java.lang.String id)

Gets component directly owned by this container.

Returns:

component or null if not found

getComponent

@Nullable
Component getComponent(java.lang.String id)

Gets a component belonging to the whole components tree below this container.

Returns:

component or null if not found

getComponentNN

default Component getComponentNN(java.lang.String id)

Gets a component belonging to the whole components tree below this container.

Returns:

a component with the given id

Throws:

java.lang.IllegalArgumentException - if a component with the given id is not found

getOwnComponents

java.util.Collection<Component> getOwnComponents()

Gets all components directly owned by this container.

Returns:

all components directly owned by this container

getOwnComponentsStream

java.util.stream.Stream<Component> getOwnComponentsStream()

Gets stream of all components directly owned by this container.

Returns:

stream of all components directly owned by this container

getComponents

java.util.Collection<Component> getComponents()

Gets all components belonging to the whole components tree below this container.

Returns:

all components belonging to the whole components tree below this container

focusFirstComponent

default void focusFirstComponent()

Focuses the first Component.Focusable component, if present.