Uses of Class
java.awt.HeadlessException

Packages that use HeadlessException

java.applet	Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.
java.awt	Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.dnd	Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.print	Provides classes and interfaces for a general printing API.
javax.print	Provides the principal classes and interfaces for the JavaTM Print Service API.
javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.

Uses of HeadlessException in java.applet

Constructors in java.applet that throw HeadlessException

Applet()
Creates a new Applet object

Uses of HeadlessException in java.awt

Methods in java.awt that throw HeadlessException

abstract GraphicsDevice[]	GraphicsEnvironment.getScreenDevices() Returns an array of all of the screen GraphicsDevice objects.
abstract GraphicsDevice	GraphicsEnvironment.getDefaultScreenDevice() Returns the default screen GraphicsDevice.
Point	GraphicsEnvironment.getCenterPoint() Returns the Point where Windows should be centered.
Rectangle	GraphicsEnvironment.getMaximumWindowBounds() Returns the maximum bounds for centered Windows.
protected abstract java.awt.peer.ButtonPeer	Toolkit.createButton(Button target) Creates this toolkit's implementation of Button using the specified peer interface.
protected abstract java.awt.peer.TextFieldPeer	Toolkit.createTextField(TextField target) Creates this toolkit's implementation of TextField using the specified peer interface.
protected abstract java.awt.peer.LabelPeer	Toolkit.createLabel(Label target) Creates this toolkit's implementation of Label using the specified peer interface.
protected abstract java.awt.peer.ListPeer	Toolkit.createList(List target) Creates this toolkit's implementation of List using the specified peer interface.
protected abstract java.awt.peer.CheckboxPeer	Toolkit.createCheckbox(Checkbox target) Creates this toolkit's implementation of Checkbox using the specified peer interface.
protected abstract java.awt.peer.ScrollbarPeer	Toolkit.createScrollbar(Scrollbar target) Creates this toolkit's implementation of Scrollbar using the specified peer interface.
protected abstract java.awt.peer.ScrollPanePeer	Toolkit.createScrollPane(ScrollPane target) Creates this toolkit's implementation of ScrollPane using the specified peer interface.
protected abstract java.awt.peer.TextAreaPeer	Toolkit.createTextArea(TextArea target) Creates this toolkit's implementation of TextArea using the specified peer interface.
protected abstract java.awt.peer.ChoicePeer	Toolkit.createChoice(Choice target) Creates this toolkit's implementation of Choice using the specified peer interface.
protected abstract java.awt.peer.FramePeer	Toolkit.createFrame(Frame target) Creates this toolkit's implementation of Frame using the specified peer interface.
protected abstract java.awt.peer.WindowPeer	Toolkit.createWindow(Window target) Creates this toolkit's implementation of Window using the specified peer interface.
protected abstract java.awt.peer.DialogPeer	Toolkit.createDialog(Dialog target) Creates this toolkit's implementation of Dialog using the specified peer interface.
protected abstract java.awt.peer.MenuBarPeer	Toolkit.createMenuBar(MenuBar target) Creates this toolkit's implementation of MenuBar using the specified peer interface.
protected abstract java.awt.peer.MenuPeer	Toolkit.createMenu(Menu target) Creates this toolkit's implementation of Menu using the specified peer interface.
protected abstract java.awt.peer.PopupMenuPeer	Toolkit.createPopupMenu(PopupMenu target) Creates this toolkit's implementation of PopupMenu using the specified peer interface.
protected abstract java.awt.peer.MenuItemPeer	Toolkit.createMenuItem(MenuItem target) Creates this toolkit's implementation of MenuItem using the specified peer interface.
protected abstract java.awt.peer.FileDialogPeer	Toolkit.createFileDialog(FileDialog target) Creates this toolkit's implementation of FileDialog using the specified peer interface.
protected abstract java.awt.peer.CheckboxMenuItemPeer	Toolkit.createCheckboxMenuItem(CheckboxMenuItem target) Creates this toolkit's implementation of CheckboxMenuItem using the specified peer interface.
protected void	Toolkit.loadSystemColors(int[] systemColors) Fills in the integer array that is supplied as an argument with the current system color values.
void	Toolkit.setDynamicLayout(boolean dynamic) Controls whether the layout of Containers is validated dynamically during resizing, or statically, after resizing is complete.
protected boolean	Toolkit.isDynamicLayoutSet() Returns whether the layout of Containers is validated dynamically during resizing, or statically, after resizing is complete.
boolean	Toolkit.isDynamicLayoutActive() Returns whether dynamic layout of Containers on resize is currently active (both set programmatically, and supported by the underlying operating system and/or window manager).
abstract Dimension	Toolkit.getScreenSize() Gets the size of the screen.
abstract int	Toolkit.getScreenResolution() Returns the screen resolution in dots-per-inch.
Insets	Toolkit.getScreenInsets(GraphicsConfiguration gc) Gets the insets of the screen.
abstract ColorModel	Toolkit.getColorModel() Determines the color model of this toolkit's screen.
abstract Clipboard	Toolkit.getSystemClipboard() Gets the singleton instance of the system Clipboard which interfaces with clipboard facilities provided by the native platform.
Clipboard	Toolkit.getSystemSelection() Gets the singleton instance of the system selection as a Clipboard object.
int	Toolkit.getMenuShortcutKeyMask() Determines which modifier key is the appropriate accelerator key for menu shortcuts.
Cursor	Toolkit.createCustomCursor(Image cursor, Point hotSpot, String name) Creates a new custom cursor object.
Dimension	Toolkit.getBestCursorSize(int preferredWidth, int preferredHeight) Returns the supported cursor dimension which is closest to the desired sizes.
int	Toolkit.getMaximumCursorColors() Returns the maximum number of colors the Toolkit supports in a custom cursor palette.
boolean	Toolkit.isFrameStateSupported(int state) Returns whether Toolkit supports this state for Frames.
abstract Map	Toolkit.mapInputMethodHighlight(InputMethodHighlight highlight) Returns a map of visual attributes for the abstract level description of the given input method highlight, or null if no mapping is found.
static Cursor	Cursor.getSystemCustomCursor(String name) Returns a system-specific custom cursor object matching the specified name.

Constructors in java.awt that throw HeadlessException

CheckboxMenuItem()
Create a check box menu item with an empty label.

CheckboxMenuItem(String label)
Create a check box menu item with the specified label.

CheckboxMenuItem(String label, boolean state)
Create a check box menu item with the specified label and state.

MenuBar()
Creates a new menu bar.

Frame()
Constructs a new instance of Frame that is initially invisible.

Frame(String title)
Constructs a new, initially invisible Frame object with the specified title.

Choice()
Creates a new choice menu.

TextArea()
Constructs a new text area with the empty string as text.

TextArea(String text)
Constructs a new text area with the specified text.

TextArea(int rows, int columns)
Constructs a new text area with the specified number of rows and columns and the empty string as text.

TextArea(String text, int rows, int columns)
Constructs a new text area with the specified text, and with the specified number of rows and columns.

TextArea(String text, int rows, int columns, int scrollbars)
Constructs a new text area with the specified text, and with the rows, columns, and scroll bar visibility as specified.

ScrollPane()
Create a new scrollpane container with a scrollbar display policy of "as needed".

ScrollPane(int scrollbarDisplayPolicy)
Create a new scrollpane container.

Scrollbar()
Constructs a new vertical scroll bar.

Scrollbar(int orientation)
Constructs a new scroll bar with the specified orientation.

Scrollbar(int orientation, int value, int visible, int minimum, int maximum)
Constructs a new scroll bar with the specified orientation, initial value, visible amount, and minimum and maximum values.

Checkbox()
Creates a check box with no label.

Checkbox(String label)
Creates a check box with the specified label.

Checkbox(String label, boolean state)
Creates a check box with the specified label and sets the specified state.

Checkbox(String label, boolean state, CheckboxGroup group)
Constructs a Checkbox with the specified label, set to the specified state, and in the specified check box group.

Checkbox(String label, CheckboxGroup group, boolean state)
Creates a check box with the specified label, in the specified check box group, and set to the specified state.

List()
Creates a new scrolling list.

List(int rows)
Creates a new scrolling list initialized with the specified number of visible lines.

List(int rows, boolean multipleMode)
Creates a new scrolling list initialized to display the specified number of rows.

TextField()
Constructs a new text field.

TextField(String text)
Constructs a new text field initialized with the specified text.

TextField(int columns)
Constructs a new empty text field with the specified number of columns.

TextField(String text, int columns)
Constructs a new text field initialized with the specified text to be displayed, and wide enough to hold the specified number of columns.

Button()
Constructs a Button with no label.

Button(String label)
Constructs a Button with the specified label.

Label()
Constructs an empty label.

Label(String text)
Constructs a new label with the specified string of text, left justified.

Label(String text, int alignment)
Constructs a new label that presents the specified string of text with the specified alignment.

MenuComponent()
Creates a MenuComponent.

MenuItem()
Constructs a new MenuItem with an empty label and no keyboard shortcut.

MenuItem(String label)
Constructs a new MenuItem with the specified label and no keyboard shortcut.

MenuItem(String label, MenuShortcut s)
Create a menu item with an associated keyboard shortcut.

Menu()
Constructs a new menu with an empty label.

Menu(String label)
Constructs a new menu with the specified label.

Menu(String label, boolean tearOff)
Constructs a new menu with the specified label, indicating whether the menu can be torn off.

PopupMenu()
Creates a new popup menu with an empty name.

PopupMenu(String label)
Creates a new popup menu with the specified name.

Uses of HeadlessException in java.awt.dnd

Constructors in java.awt.dnd that throw HeadlessException

DragSource()
Creates a new DragSource.

DropTarget(Component c, int ops, DropTargetListener dtl, boolean act, FlavorMap fm)
Creates a new DropTarget given the Component to associate itself with, an int representing the default acceptable action(s) to support, a DropTargetListener to handle event processing, a boolean indicating if the DropTarget is currently accepting drops, and a FlavorMap to use (or null for the default FlavorMap).

DropTarget(Component c, int ops, DropTargetListener dtl, boolean act)
Creates a DropTarget given the Component to associate itself with, an int representing the default acceptable action(s) to support, a DropTargetListener to handle event processing, and a boolean indicating if the DropTarget is currently accepting drops.

DropTarget()
Creates a DropTarget.

DropTarget(Component c, DropTargetListener dtl)
Creates a DropTarget given the Component to associate itself with, and the DropTargetListener to handle event processing.

DropTarget(Component c, int ops, DropTargetListener dtl)
Creates a DropTarget given the Component to associate itself with, an int representing the default acceptable action(s) to support, and a DropTargetListener to handle event processing.

Uses of HeadlessException in java.awt.print

Methods in java.awt.print that throw HeadlessException

abstract boolean	PrinterJob.printDialog() Presents a dialog to the user for changing the properties of the print job.
boolean	PrinterJob.printDialog(PrintRequestAttributeSet attributes) A convenience method which displays a cross-platform print dialog for all services which are capable of printing 2D graphics using the Pageable interface.
abstract PageFormat	PrinterJob.pageDialog(PageFormat page) Displays a dialog that allows modification of a PageFormat instance.
PageFormat	PrinterJob.pageDialog(PrintRequestAttributeSet attributes) A convenience method which displays a cross-platform page setup dialog.

Uses of HeadlessException in javax.print

Methods in javax.print that throw HeadlessException

static PrintService

ServiceUI.printDialog(GraphicsConfiguration gc, int x, int y, PrintService[] services, PrintService defaultService, DocFlavor flavor, PrintRequestAttributeSet attributes) Presents a dialog to the user for selecting a print service (printer).

Uses of HeadlessException in javax.swing

Methods in javax.swing that throw HeadlessException

static Color	JColorChooser.showDialog(Component component, String title, Color initialColor) Shows a modal color-chooser dialog and blocks until the dialog is hidden.
static JDialog	JColorChooser.createDialog(Component c, String title, boolean modal, JColorChooser chooserPane, ActionListener okListener, ActionListener cancelListener) Creates and returns a new dialog containing the specified ColorChooser pane along with "OK", "Cancel", and "Reset" buttons.
static String	JOptionPane.showInputDialog(Object message) Shows a question-message dialog requesting input from the user.
static String	JOptionPane.showInputDialog(Component parentComponent, Object message) Shows a question-message dialog requesting input from the user parented to parentComponent.
static String	JOptionPane.showInputDialog(Component parentComponent, Object message, String title, int messageType) Shows a dialog requesting input from the user parented to parentComponent with the dialog having the title title and message type messageType.
static Object	JOptionPane.showInputDialog(Component parentComponent, Object message, String title, int messageType, Icon icon, Object[] selectionValues, Object initialSelectionValue) Prompts the user for input in a blocking dialog where the initial selection, possible selections, and all other options can be specified.
static void	JOptionPane.showMessageDialog(Component parentComponent, Object message) Brings up an information-message dialog titled "Message".
static void	JOptionPane.showMessageDialog(Component parentComponent, Object message, String title, int messageType) Brings up a dialog that displays a message using a default icon determined by the messageType parameter.
static void	JOptionPane.showMessageDialog(Component parentComponent, Object message, String title, int messageType, Icon icon) Brings up a dialog displaying a message, specifying all parameters.
static int	JOptionPane.showConfirmDialog(Component parentComponent, Object message) Brings up a dialog with the options Yes, No and Cancel; with the title, Select an Option.
static int	JOptionPane.showConfirmDialog(Component parentComponent, Object message, String title, int optionType) Brings up a dialog where the number of choices is determined by the optionType parameter.
static int	JOptionPane.showConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType) Brings up a dialog where the number of choices is determined by the optionType parameter, where the messageType parameter determines the icon to display.
static int	JOptionPane.showConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon) Brings up a dialog with a specified icon, where the number of choices is determined by the optionType parameter.
static int	JOptionPane.showOptionDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon, Object[] options, Object initialValue) Brings up a dialog with a specified icon, where the initial choice is determined by the initialValue parameter and the number of choices is determined by the optionType parameter.
JDialog	JOptionPane.createDialog(Component parentComponent, String title) Creates and returns a new JDialog wrapping this centered on the parentComponent in the parentComponent's frame.
static Frame	JOptionPane.getFrameForComponent(Component parentComponent) Returns the specified component's Frame.
static Frame	JOptionPane.getRootFrame() Returns the Frame to use for the class methods in which a frame is not provided.
int	JFileChooser.showOpenDialog(Component parent) Pops up an "Open File" file chooser dialog.
int	JFileChooser.showSaveDialog(Component parent) Pops up a "Save File" file chooser dialog.
int	JFileChooser.showDialog(Component parent, String approveButtonText) Pops a custom file chooser dialog with a custom approve button.
protected JDialog	JFileChooser.createDialog(Component parent) Creates and returns a new JDialog wrapping this centered on the parent in the parent's frame.

Constructors in javax.swing that throw HeadlessException

JApplet()
Creates a swing applet instance.

JDialog()
Creates a non-modal dialog without a title and without a specified Frame owner.

JDialog(Frame owner)
Creates a non-modal dialog without a title with the specified Frame as its owner.

JDialog(Frame owner, boolean modal)
Creates a modal or non-modal dialog without a title and with the specified owner Frame.

JDialog(Frame owner, String title)
Creates a non-modal dialog with the specified title and with the specified owner frame.

JDialog(Frame owner, String title, boolean modal)
Creates a modal or non-modal dialog with the specified title and the specified owner Frame.

JDialog(Dialog owner)
Creates a non-modal dialog without a title with the specified Dialog as its owner.

JDialog(Dialog owner, boolean modal)
Creates a modal or non-modal dialog without a title and with the specified owner dialog.

JDialog(Dialog owner, String title)
Creates a non-modal dialog with the specified title and with the specified owner dialog.

JDialog(Dialog owner, String title, boolean modal)
Creates a modal or non-modal dialog with the specified title and the specified owner frame.

JDialog(Dialog owner, String title, boolean modal, GraphicsConfiguration gc)
Creates a modal or non-modal dialog with the specified title, owner Dialog, and GraphicsConfiguration.

JFrame()
Constructs a new frame that is initially invisible.

JFrame(String title)
Creates a new, initially invisible Frame with the specified title.