Package weka.gui

Class EnvironmentField

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

weka.gui.EnvironmentField

All Implemented Interfaces:

ImageObserver, MenuContainer, PropertyEditor, Serializable, Accessible, EnvironmentHandler, CustomPanelSupplier

Direct Known Subclasses:

FileEnvironmentField

public class EnvironmentField
extends JPanel
implements EnvironmentHandler, PropertyEditor, CustomPanelSupplier

Widget that displays a label and a combo box for selecting environment variables. The enter arbitrary text, select an environment variable or a combination of both. Any variables are resolved (if possible) and resolved values are displayed in a tip-text.

Version:

$Revision: 13073 $

Author:

Mark Hall (mhall{[at]}pentaho{[dot]}com)

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	EnvironmentField.WideComboBox	Combo box that allows the drop-down list to be wider than the component itself.

Nested classes/interfaces inherited from class javax.swing.JComponent

JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Component

Component.BaselineResizeBehavior

Field Summary

Fields inherited from class javax.swing.JComponent

TOOL_TIP_TEXT_KEY, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors

Constructor	Description
EnvironmentField()	Construct an EnvironmentField with no label.
EnvironmentField(String label)	Constructor.
EnvironmentField(String label, Environment env)	Constructor.
EnvironmentField(Environment env)	Construct an EnvironmentField with no label.

Method Summary

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener pcl)
String	getAsText()
Component	getCustomEditor()
JPanel	getCustomPanel()	Gets the custom panel for the object.
String	getJavaInitializationString()
String[]	getTags()
String	getText()	Return the text from the combo box.
Object	getValue()
boolean	isPaintable()
static void	main(String[] args)	Main method for testing this class
void	paintValue(Graphics gfx, Rectangle box)
void	removePropertyChangeListener(PropertyChangeListener pcl)
void	setAsText(String s)
void	setEditable(boolean editable)	Set the editable status of the combo box.
void	setEnabled(boolean enabled)	Set the enabled status of the combo box.
void	setEnvironment(Environment env)	Set the environment variables to display in the drop down list.
void	setLabel(String label)	Set the label for this widget.
void	setText(String text)	Set the text to display in the editable combo box.
void	setValue(Object o)
boolean	supportsCustomEditor()

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintImmediately, paintImmediately, print, printAll, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, contains, createImage, createImage, createVolatileImage, createVolatileImage, dispatchEvent, enable, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocusInWindow, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMixingCutoutShape, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

EnvironmentField

public EnvironmentField()

Construct an EnvironmentField with no label.

EnvironmentField

public EnvironmentField(Environment env)

Construct an EnvironmentField with no label.

Parameters:

env - the environment variables to display in the drop-down box

EnvironmentField

public EnvironmentField(String label,
 Environment env)

Constructor.

Parameters:

label - the label to use

env - the environment variables to display in the drop-down box

EnvironmentField

public EnvironmentField(String label)

Constructor.

Parameters:

label - the label to use

Method Details

setLabel

public void setLabel(String label)

Set the label for this widget.

Parameters:

label - the label to use

setText

public void setText(String text)

Set the text to display in the editable combo box.

Parameters:

text - the text to display

getText

public String getText()

Return the text from the combo box.

Returns:

the text from the combo box

setAsText

public void setAsText(String s)

Specified by:

setAsText in interface PropertyEditor

getAsText

public String getAsText()

Specified by:

getAsText in interface PropertyEditor

setValue

public void setValue(Object o)

Specified by:

setValue in interface PropertyEditor

getValue

public Object getValue()

Specified by:

getValue in interface PropertyEditor

getJavaInitializationString

public String getJavaInitializationString()

Specified by:

getJavaInitializationString in interface PropertyEditor

isPaintable

public boolean isPaintable()

Specified by:

isPaintable in interface PropertyEditor

getTags

public String[] getTags()

Specified by:

getTags in interface PropertyEditor

supportsCustomEditor

public boolean supportsCustomEditor()

Specified by:

supportsCustomEditor in interface PropertyEditor

getCustomEditor

public Component getCustomEditor()

Specified by:

getCustomEditor in interface PropertyEditor

getCustomPanel

public JPanel getCustomPanel()

Description copied from interface: CustomPanelSupplier

Gets the custom panel for the object.

Specified by:

getCustomPanel in interface CustomPanelSupplier

Returns:

the custom JPanel

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener pcl)

Specified by:

addPropertyChangeListener in interface PropertyEditor

Overrides:

addPropertyChangeListener in class Container

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener pcl)

Specified by:

removePropertyChangeListener in interface PropertyEditor

Overrides:

removePropertyChangeListener in class Component

paintValue

public void paintValue(Graphics gfx,
 Rectangle box)

Specified by:

paintValue in interface PropertyEditor

setEnvironment

public void setEnvironment(Environment env)

Set the environment variables to display in the drop down list.

Specified by:

setEnvironment in interface EnvironmentHandler

Parameters:

env - the environment variables to display

setEnabled

public void setEnabled(boolean enabled)

Set the enabled status of the combo box.

Overrides:

setEnabled in class JComponent

Parameters:

enabled - true if the combo box is enabled

setEditable

public void setEditable(boolean editable)

Set the editable status of the combo box.

Parameters:

editable - true if the combo box is editable

main

public static void main(String[] args)

Main method for testing this class

Parameters:

args - command line args (ignored)