Java javax.swing JComboBox fields, constructors, methods, implement or subclass

Introduction

In this page you can find the methods, fields and constructors for javax.swing JComboBox.

The text is from its open source code.

Subclass

javax.swing.JComboBox has subclasses.
Click this link to see all its subclasses.

Field

boolean	isEditable This protected field is implementation specific.

Constructor

	JComboBox(ComboBoxModel aModel) Creates a `JComboBox` that takes its items from an existing `ComboBoxModel`.
	JComboBox(E[] items) Creates a `JComboBox` that contains the elements in the specified array.
	JComboBox(Vector items) Creates a `JComboBox` that contains the elements in the specified Vector.
	JComboBox() Creates a `JComboBox` with a default data model.

Method

void	addActionListener(ActionListener l) Adds an `ActionListener`.
void	addAncestorListener(AncestorListener listener) Registers `listener` so that it will receive `AncestorEvents` when it or any of its ancestors move or are made visible or invisible.
void	addFocusListener(FocusListener l) Adds the specified focus listener to receive focus events from this component when this component gains input focus.
void	addItem(E item) Adds an item to the item list.
void	addItemListener(ItemListener aListener) Adds an `ItemListener`.
void	addKeyListener(KeyListener l) Adds the specified key listener to receive key events from this component.
void	addPopupMenuListener(PopupMenuListener l) Adds a `PopupMenu` listener which will listen to notification messages from the popup portion of the combo box.
void	firePopupMenuCanceled() Notifies `PopupMenuListener`s that the popup portion of the combo box has been canceled.
void	firePopupMenuWillBecomeInvisible() Notifies `PopupMenuListener`s that the popup portion of the combo box has become invisible.
void	firePopupMenuWillBecomeVisible() Notifies `PopupMenuListener`s that the popup portion of the combo box will become visible.
AccessibleContext	getAccessibleContext() Gets the AccessibleContext associated with this JComboBox.
Action	getAction() Returns the currently set `Action` for this `ActionEvent` source, or `null` if no `Action` is set.
String	getActionCommand() Returns the action command that is included in the event sent to action listeners.
ActionListener[]	getActionListeners() Returns an array of all the `ActionListener`s added to this JComboBox with addActionListener().
Rectangle	getBounds() Gets the bounds of this component in the form of a Rectangle object.
Component[]	getComponents() Gets all the components in this container.
ComboBoxEditor	getEditor() Returns the editor used to paint and edit the selected item in the `JComboBox` field.
Font	getFont() Gets the font of this component.
FontMetrics	getFontMetrics(Font font) Gets the `FontMetrics` for the specified `Font`.
InputMap	getInputMap(int condition) Returns the `InputMap` that is used during `condition`.
E	getItemAt(int index) Returns the list item at the specified index.
int	getItemCount() Returns the number of items in the list.
ItemListener[]	getItemListeners() Returns an array of all the `ItemListener`s added to this JComboBox with addItemListener().
KeyListener[]	getKeyListeners() Returns an array of all the key listeners registered on this component.
KeySelectionManager	getKeySelectionManager() Returns the list's key-selection manager.
int	getMaximumRowCount() Returns the maximum number of items the combo box can display without a scrollbar
Dimension	getMinimumSize() If the minimum size has been set to a non-`null` value just returns it.
ComboBoxModel	getModel() Returns the data model currently used by the `JComboBox`.
String	getName() Gets the name of the component.
Container	getParent() Gets the parent of this component.
PopupMenuListener[]	getPopupMenuListeners() Returns an array of all the `PopupMenuListener`s added to this JComboBox with addPopupMenuListener().
Dimension	getPreferredSize() If the `preferredSize` has been set to a non-`null` value just returns it.
E	getPrototypeDisplayValue() Returns the "prototypical display" value - an Object used for the calculation of the display height and width.
ListCellRenderer	getRenderer() Returns the renderer used to display the selected item in the `JComboBox` field.
int	getSelectedIndex() Returns the first item in the list that matches the given item.
Object	getSelectedItem() Returns the current selected item.
Object[]	getSelectedObjects() Returns an array containing the selected item.
Dimension	getSize() Returns the size of this component in the form of a Dimension object.
ComboBoxUI	getUI() Returns the L&F object that renders this component.
void	hidePopup() Causes the combo box to close its popup window.
void	insertItemAt(E item, int index) Inserts an item into the item list at a given index.
boolean	isDisplayable() Determines whether this component is displayable.
boolean	isEnabled() Determines whether this component is enabled.
boolean	isLightWeightPopupEnabled() Gets the value of the `lightWeightPopupEnabled` property.
boolean	isPopupVisible() Determines the visibility of the popup.
boolean	isShowing() Determines whether this component is showing on screen.
boolean	isVisible() Determines whether this component should be visible when its parent is visible.
void	putClientProperty(Object key, Object value) Adds an arbitrary key/value "client property" to this component.
void	removeActionListener(ActionListener l) Removes an `ActionListener`.
void	removeAll() Removes all the components from this container.
void	removeAllItems() Removes all items from the item list.
void	removeItem(Object anObject) Removes an item from the item list.
void	removeItemAt(int anIndex) Removes the item at `anIndex` This method works only if the `JComboBox` uses a mutable data model.
void	removeItemListener(ItemListener aListener) Removes an `ItemListener`.
void	removeKeyListener(KeyListener l) Removes the specified key listener so that it no longer receives key events from this component.
void	repaint() Repaints this component.
boolean	requestFocusInWindow() Requests that this `Component` gets the input focus.
void	revalidate() Supports deferred automatic layout.
void	setAction(Action a) Sets the `Action` for the `ActionEvent` source.
void	setActionCommand(String aCommand) Sets the action command that should be included in the event sent to action listeners.
void	setAlignmentX(float alignmentX) Sets the horizontal alignment.
void	setBackground(Color bg) Sets the background color of this component.
void	setBorder(Border border) Sets the border of this component.
void	setBounds(int x, int y, int width, int height) Moves and resizes this component.
void	setComponentOrientation(ComponentOrientation o) Sets the language-sensitive orientation that is to be used to order the elements or text within this component.
void	setEditable(boolean aFlag) Determines whether the `JComboBox` field is editable.
void	setEditor(ComboBoxEditor anEditor) Sets the editor used to paint and edit the selected item in the `JComboBox` field.
void	setEnabled(boolean b) Enables the combo box so that items can be selected.
void	setFocusable(boolean focusable) Sets the focusable state of this Component to the specified value.
void	setFont(Font font) Sets the font for this component.
void	setKeySelectionManager(KeySelectionManager aManager) Sets the object that translates a keyboard character into a list selection.
void	setLightWeightPopupEnabled(boolean aFlag) Sets the `lightWeightPopupEnabled` property, which provides a hint as to whether or not a lightweight `Component` should be used to contain the `JComboBox`, versus a heavyweight `Component` such as a `Panel` or a `Window`.
void	setMaximumRowCount(int count) Sets the maximum number of rows the `JComboBox` displays.
void	setMaximumSize(Dimension maximumSize) Sets the maximum size of this component to a constant value.
void	setMinimumSize(Dimension minimumSize) Sets the minimum size of this component to a constant value.
void	setModel(ComboBoxModel aModel) Sets the data model that the `JComboBox` uses to obtain the list of items.
void	setName(String name) Sets the name of the component to the specified string.
void	setOpaque(boolean isOpaque) If true the component paints every pixel within its bounds.
void	setPopupVisible(boolean v) Sets the visibility of the popup.
void	setPreferredSize(Dimension preferredSize) Sets the preferred size of this component.
void	setPrototypeDisplayValue(E prototypeDisplayValue) Sets the prototype display value used to calculate the size of the display for the UI portion.
void	setRenderer(ListCellRenderer aRenderer) Sets the renderer that paints the list items and the item selected from the list in the JComboBox field.
void	setRequestFocusEnabled(boolean requestFocusEnabled) Provides a hint as to whether or not this `JComponent` should get focus.
void	setSelectedIndex(int anIndex) Selects the item at index `anIndex`.
void	setSelectedItem(Object anObject) Sets the selected item in the combo box display area to the object in the argument.
void	setSize(Dimension d) Resizes this component so that it has width d.width and height d.height .
void	setToolTipText(String text) Registers the text to display in a tool tip.
void	setUI(ComboBoxUI ui) Sets the L&F object that renders this component.
void	setVisible(boolean aFlag) Makes the component visible or invisible.
void	showPopup() Causes the combo box to display its popup window.
void	updateUI() Resets the UI property to a value from the current look and feel.