Module javafx.controls

Package javafx.scene.control.skin

Class ComboBoxPopupControl<T>

java.lang.Object

javafx.scene.control.SkinBase<ComboBoxBase<T>>

javafx.scene.control.skin.ComboBoxBaseSkin<T>

javafx.scene.control.skin.ComboBoxPopupControl<T>

Type Parameters:

T - The type of the ComboBox-like control.

All Implemented Interfaces:

Skin<ComboBoxBase<T>>

Direct Known Subclasses:

ColorPickerSkin, ComboBoxListViewSkin, DatePickerSkin

public abstract class ComboBoxPopupControl<T>
extends ComboBoxBaseSkin<T>

An abstract class that extends the functionality of ComboBoxBaseSkin to include API related to showing ComboBox-like controls as popups.

Since:

9

Constructor Summary

Constructors

Constructor	Description
ComboBoxPopupControl(ComboBoxBase<T> control)	Creates a new instance of ComboBoxPopupControl, although note that this instance does not handle any behavior / input mappings - this needs to be handled appropriately by subclasses.

Method Summary

Modifier and Type	Method	Description
protected abstract StringConverter<T>	getConverter()	Subclasses are responsible for getting the converter.
protected abstract TextField	getEditor()	Subclasses are responsible for getting the editor.
protected abstract Node	getPopupContent()	This method should return the Node that will be displayed when the user clicks on the ComboBox 'button' area.
void	hide()	This method will be called when the ComboBox popup should be hidden.
void	show()	This method will be called when the ComboBox popup should be displayed.

Methods inherited from class javafx.scene.control.skin.ComboBoxBaseSkin

computeBaselineOffset, computeMaxHeight, computeMaxWidth, computePrefHeight, computePrefWidth, getDisplayNode, layoutChildren

Methods inherited from class javafx.scene.control.SkinBase

computeMinHeight, computeMinWidth, consumeMouseEvents, dispose, executeAccessibleAction, getChildren, getClassCssMetaData, getCssMetaData, getNode, getSkinnable, layoutInArea, layoutInArea, layoutInArea, positionInArea, positionInArea, pseudoClassStateChanged, queryAccessibleAttribute, registerChangeListener, snappedBottomInset, snappedLeftInset, snappedRightInset, snappedTopInset, snapPosition, snapPositionX, snapPositionY, snapSize, snapSizeX, snapSizeY, snapSpace, snapSpaceX, snapSpaceY, unregisterChangeListeners

Methods inherited from class java.lang.Object

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

Constructor Details

ComboBoxPopupControl

public ComboBoxPopupControl(ComboBoxBase<T> control)

Creates a new instance of ComboBoxPopupControl, although note that this instance does not handle any behavior / input mappings - this needs to be handled appropriately by subclasses.

Parameters:

control - The control that this skin should be installed onto.

Method Details

getPopupContent

protected abstract Node getPopupContent()

This method should return the Node that will be displayed when the user clicks on the ComboBox 'button' area.

Returns:

the Node that will be displayed when the user clicks on the ComboBox 'button' area

getEditor

protected abstract TextField getEditor()

Subclasses are responsible for getting the editor. This will be removed in FX 9 when the editor property is moved up to ComboBoxBase with JDK-8130354 Note: ComboBoxListViewSkin should return null if editable is false, even if the ComboBox does have an editor set.

Returns:

the editor

getConverter

protected abstract StringConverter<T> getConverter()

Subclasses are responsible for getting the converter. This will be removed in FX 9 when the converter property is moved up to ComboBoxBase with JDK-8130354.

Returns:

the string converter

show

public void show()

This method will be called when the ComboBox popup should be displayed. It is up to specific skin implementations to determine how this is handled.

Specified by:

show in class ComboBoxBaseSkin<T>

hide

public void hide()

This method will be called when the ComboBox popup should be hidden. It is up to specific skin implementations to determine how this is handled.

Specified by:

hide in class ComboBoxBaseSkin<T>