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Class MetalFileChooserUI.DirectoryComboBoxModel

java.lang.Object

javax.swing.AbstractListModel<Object>

javax.swing.plaf.metal.MetalFileChooserUI.DirectoryComboBoxModel

All Implemented Interfaces:: Serializable, ComboBoxModel<Object>, ListModel<Object>

Enclosing class:: MetalFileChooserUI

protected class MetalFileChooserUI.DirectoryComboBoxModel extends AbstractListModel<Object> implements ComboBoxModel<Object>

Data model for a type-face selection combo-box.

Field Summary

Fields declared in class javax.swing.AbstractListModel

listenerList

Constructor Summary

Constructor	Description
`DirectoryComboBoxModel()`	Constructs an instance of `DirectoryComboBoxModel`.

Method Summary

Modifier and Type	Method	Description
`int`	`getDepth(int i)`	Returns the depth of `i`-th file.
`Object`	`getElementAt(int index)`	Returns the value at the specified index.
`Object`	`getSelectedItem()`	Returns the selected item
`int`	`getSize()`	Returns the length of the list.
`void`	`setSelectedItem(Object selectedDirectory)`	Set the selected item.

Methods declared in class javax.swing.AbstractListModel

addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener

Methods declared in class java.lang.Object

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

Methods declared in interface javax.swing.ListModel

addListDataListener, removeListDataListener

Constructor Details

DirectoryComboBoxModel

public DirectoryComboBoxModel()

Constructs an instance of DirectoryComboBoxModel.

Method Details

getDepth

public int getDepth(int i)

Returns the depth of i-th file.

Parameters:: i - an index
Returns:: the depth of i-th file

setSelectedItem

public void setSelectedItem(Object selectedDirectory)

Description copied from interface: ComboBoxModel

Set the selected item. The implementation of this method should notify all registered ListDataListeners that the contents have changed.

Specified by:: setSelectedItem in interface ComboBoxModel<Object>
Parameters:: selectedDirectory - the list object to select or null to clear the selection

getSelectedItem

public Object getSelectedItem()

Description copied from interface: ComboBoxModel

Returns the selected item

Specified by:: getSelectedItem in interface ComboBoxModel<Object>
Returns:: The selected item or null if there is no selection

getSize

public int getSize()

Description copied from interface: ListModel

Returns the length of the list.

Specified by:: getSize in interface ListModel<Object>
Returns:: the length of the list

getElementAt

public Object getElementAt(int index)

Description copied from interface: ListModel

Returns the value at the specified index.

Specified by:: getElementAt in interface ListModel<Object>
Parameters:: index - the requested index
Returns:: the value at index

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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/metal/MetalFileChooserUI.DirectoryComboBoxModel.html