edu.mit.blocks.codeblockutil

Class LabelWidget

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

edu.mit.blocks.codeblockutil.LabelWidget

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable

public abstract class LabelWidget
extends javax.swing.JComponent

See Also:

Serialized Form

Nested Class Summary

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

javax.swing.JComponent.AccessibleJComponent

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

java.awt.Component.BaselineResizeBehavior

Field Summary

Fields

Modifier and Type	Field and Description
static int	DROP_DOWN_MENU_WIDTH

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 and Description
LabelWidget(java.lang.String initLabelText, java.awt.Color fieldColor, java.awt.Color tooltipBackground) BlockLabel Constructor that takes in BlockID as well.

Method Summary

Modifier and Type	Method and Description
void	addKeyListenerToTextField(java.awt.event.KeyListener l)
void	addMouseListenerToLabel(java.awt.event.MouseListener l)
void	addMouseMotionListenerToLabel(java.awt.event.MouseMotionListener l)
void	assignToolTipToLabel(java.lang.String text) sets the tool tip of the label
boolean	canProcessNegativeSign() returns true if this block should can accept a negative sign
boolean	editingText() editingText returns if BlockLable is being edited
java.lang.String	getText() getText
boolean	hasSiblings()
void	highlightText() high lights the text of the editing text field from 0 to the end of textfield
boolean	isEditable() isEditable returns if BlockLable is editable
boolean	isNumeric() isEditable returns if BlockLable is editable
void	setEditable(boolean isEditable) setEditable state of BlockLabel
void	setEditingState(boolean editing) setEditingState sets the current editing state of the BlockLabel.
void	setFont(java.awt.Font font) set up fonts
void	setNumeric(boolean isNumber)
void	setSiblings(boolean hasSiblings, java.lang.String[][] siblings)
void	setText(boolean bool) setText to a boolean
void	setText(double value) setText to a NumberFormatted double
void	setText(java.lang.String string) setText to a String (trimmed to remove excess spaces)
void	setZoomLevel(double newZoom)
void	showMenuIcon(boolean show)
java.lang.String	toString()
void	updateLabelText(java.lang.String text) updateLabelText updates labelText and sychronizes textField and textLabel to it

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, getUIClassID, 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, setEnabled, setFocusTraversalKeys, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update, updateUI

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addPropertyChangeListener, 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, getAccessibleContext, 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, getPeer, 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, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

DROP_DOWN_MENU_WIDTH

public static final int DROP_DOWN_MENU_WIDTH

See Also:

Constant Field Values

Constructor Detail

LabelWidget

public LabelWidget(java.lang.String initLabelText,
                   java.awt.Color fieldColor,
                   java.awt.Color tooltipBackground)

BlockLabel Constructor that takes in BlockID as well. Unfortunately BlockID is needed, so the label can redirect mouse actions.

Method Detail

addKeyListenerToTextField

public void addKeyListenerToTextField(java.awt.event.KeyListener l)

addMouseListenerToLabel

public void addMouseListenerToLabel(java.awt.event.MouseListener l)

addMouseMotionListenerToLabel

public void addMouseMotionListenerToLabel(java.awt.event.MouseMotionListener l)

showMenuIcon

public void showMenuIcon(boolean show)

setEditingState

public void setEditingState(boolean editing)

setEditingState sets the current editing state of the BlockLabel. Repaints BlockLabel to reflect the change.

editingText

public boolean editingText()

editingText returns if BlockLable is being edited

Returns:

editingText

setEditable

public void setEditable(boolean isEditable)

setEditable state of BlockLabel

Parameters:

isEditable - specifying editable state of BlockLabel

isEditable

public boolean isEditable()

isEditable returns if BlockLable is editable

Returns:

isEditable

setNumeric

public void setNumeric(boolean isNumber)

isNumeric

public boolean isNumeric()

isEditable returns if BlockLable is editable

Returns:

isEditable

setSiblings

public void setSiblings(boolean hasSiblings,
                        java.lang.String[][] siblings)

hasSiblings

public boolean hasSiblings()

setFont

public void setFont(java.awt.Font font)

set up fonts

Overrides:

setFont in class javax.swing.JComponent

Parameters:

font -

assignToolTipToLabel

public void assignToolTipToLabel(java.lang.String text)

sets the tool tip of the label

getText

public java.lang.String getText()

getText

Returns:

String of the current BlockLabel

setText

public void setText(double value)

setText to a NumberFormatted double

Parameters:

value -

setText

public void setText(java.lang.String string)

setText to a String (trimmed to remove excess spaces)

Parameters:

string -

setText

public void setText(boolean bool)

setText to a boolean

Parameters:

bool -

updateLabelText

public void updateLabelText(java.lang.String text)

updateLabelText updates labelText and sychronizes textField and textLabel to it

Parameters:

text -

highlightText

public void highlightText()

high lights the text of the editing text field from 0 to the end of textfield

setZoomLevel

public void setZoomLevel(double newZoom)

toString

public java.lang.String toString()

Overrides:

toString in class java.awt.Component

canProcessNegativeSign

public boolean canProcessNegativeSign()

returns true if this block should can accept a negative sign