psdi.webclient.applet.wfcanvas.diagram

Class DiagramWorkflowNode

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

psdi.webclient.applet.wfcanvas.diagram.DiagramWorkflowNode

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.lang.Comparable, javax.accessibility.Accessible

Direct Known Subclasses:

EditableDiagramWorkflowNode

public class DiagramWorkflowNode
extends javax.swing.JPanel
implements java.lang.Comparable

This class holds a single node in the diagram

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	REL_ENTER
static int	REL_EXIT

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
DiagramWorkflowNode(WorkflowNode node, DiagramConfiguration configuration) Constructs a diagram node
DiagramWorkflowNode(WorkflowNode node, DiagramConfiguration configuration, boolean inToolbar) Constructs a diagram node

Method Summary

Modifier and Type	Method and Description
void	addIncomingRelationship(DiagramWorkflowRelationship rel) Adds an incoming relationship to the node
void	addOutgoingRelationship(DiagramWorkflowRelationship rel) Adds an outgoing relationship to the node
int	compareTo(java.lang.Object o) Compares 2 nodes for the Comparable interface
boolean	connectedTo(DiagramWorkflowNode dnode, boolean isNegative) Returns true if this node is connected to the passed node by the same line type
int	getCenterPoint() Gets the center point for the line connections
int	getColumn() Gets the column
java.awt.Cursor	getCursorFromImage() Generates the icon for the image label
java.util.Vector	getIncomingRelationships() Gets the incoming relationships
java.awt.Point	getLocation() point location
java.util.Vector	getOutgoingRelationships() Gets the outgoing relationships
int	getRelationshipLocation(DiagramWorkflowRelationship rel, int type) Gets the location of the relationship amoung the incoming/outgoing relationships
java.util.Vector	getRelationships(int type) Gets the relationships of the passed type
int	getRow() Gets the row
java.awt.Color	getSelectedBackground() Gets the selected background color
java.awt.Color	getSelectedForeground() Gets the selected foreground color
WorkflowNode	getWorkflowNode() Gets the workflow node for this diagram node
boolean	isIndexUsed(int index, int type) Returns true if the index is used and false otherwise
boolean	isSuccessorOf(DiagramWorkflowNode dnode) Returns true if this node is a successor of the passed node
boolean	moreInomingAllowed() Returns true if it is possible to have more incoming relationships
boolean	moreOutgoingAllowed() Returns true if it is possible to have more outgoing relationships
void	removeIncomingRelationship(DiagramWorkflowRelationship rel) Removes an incoming relationship from the node
void	removeOutgoingRelationship(DiagramWorkflowRelationship rel) Removes an outgoing relationship from the node
void	setBackground(java.awt.Color background) Sets the background color
void	setFont(java.awt.Font font) Sets the font for the label
void	setSelected(boolean state) Sets the selection state of the node
void	setSelectedBackground(java.awt.Color selectedBackground) Sets the selected background color
void	setSelectedForeground(java.awt.Color selectedForeground) Sets the selected foreground color
void	sortRelationships() Sorts the relationships
java.lang.String	toString() Returns the string representation of the node

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, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, 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, 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, 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

REL_EXIT

public static final int REL_EXIT

See Also:

Constant Field Values

REL_ENTER

public static final int REL_ENTER

See Also:

Constant Field Values

Constructor Detail

DiagramWorkflowNode

public DiagramWorkflowNode(WorkflowNode node,
                           DiagramConfiguration configuration)

Constructs a diagram node

Parameters:

node - The workflow node

configuration - The configuration object for the diagram

DiagramWorkflowNode

public DiagramWorkflowNode(WorkflowNode node,
                           DiagramConfiguration configuration,
                           boolean inToolbar)

Constructs a diagram node

Parameters:

node - The workflow node

configuration - The configuration object for the diagram

inToolbar - If true it is to be shown in a toolbar

Method Detail

getCursorFromImage

public java.awt.Cursor getCursorFromImage()

Generates the icon for the image label

Returns:

The icon

setFont

public void setFont(java.awt.Font font)

Sets the font for the label

Overrides:

setFont in class javax.swing.JComponent

Parameters:

font - The forn to set

getWorkflowNode

public WorkflowNode getWorkflowNode()

Gets the workflow node for this diagram node

Returns:

The workflow node

isSuccessorOf

public boolean isSuccessorOf(DiagramWorkflowNode dnode)

Returns true if this node is a successor of the passed node

Parameters:

dnode - The node to test

Returns:

True if a successor and false otherwise

connectedTo

public boolean connectedTo(DiagramWorkflowNode dnode,
                           boolean isNegative)

Returns true if this node is connected to the passed node by the same line type

Parameters:

dnode - The node to test

isNegative - If true then the new connection is negative

Returns:

True if already connected by the line type or false if not

addIncomingRelationship

public void addIncomingRelationship(DiagramWorkflowRelationship rel)

Adds an incoming relationship to the node

Parameters:

rel - The incoming relationship

removeIncomingRelationship

public void removeIncomingRelationship(DiagramWorkflowRelationship rel)

Removes an incoming relationship from the node

Parameters:

rel - The incoming relationship

addOutgoingRelationship

public void addOutgoingRelationship(DiagramWorkflowRelationship rel)

Adds an outgoing relationship to the node

Parameters:

rel - The outgoing relationship

removeOutgoingRelationship

public void removeOutgoingRelationship(DiagramWorkflowRelationship rel)

Removes an outgoing relationship from the node

Parameters:

rel - The outgoing relationship

getIncomingRelationships

public java.util.Vector getIncomingRelationships()

Gets the incoming relationships

Returns:

The incoming relationships

getRelationships

public java.util.Vector getRelationships(int type)

Gets the relationships of the passed type

Parameters:

type - The relationship type

Returns:

The relationships

getOutgoingRelationships

public java.util.Vector getOutgoingRelationships()

Gets the outgoing relationships

Returns:

The outgoing relationships

getRelationshipLocation

public int getRelationshipLocation(DiagramWorkflowRelationship rel,
                                   int type)

Gets the location of the relationship amoung the incoming/outgoing relationships

Parameters:

rel - The relationship to find

type - Exit/enter type

Returns:

The index of the relationship

compareTo

public int compareTo(java.lang.Object o)

Compares 2 nodes for the Comparable interface

Specified by:

compareTo in interface java.lang.Comparable

Parameters:

o - The object to compare to

Returns:

negative value if less than passed object,zero if equals and positive value if greater

getColumn

public int getColumn()

Gets the column

Returns:

The column

getRow

public int getRow()

Gets the row

Returns:

The row

getLocation

public java.awt.Point getLocation()

point location

Overrides:

getLocation in class java.awt.Component

Returns:

The point

getCenterPoint

public int getCenterPoint()

Gets the center point for the line connections

Returns:

The center point

setSelected

public void setSelected(boolean state)

Sets the selection state of the node

Parameters:

state - the selection state

setBackground

public void setBackground(java.awt.Color background)

Sets the background color

Overrides:

setBackground in class javax.swing.JComponent

Parameters:

background - The background color

getSelectedForeground

public java.awt.Color getSelectedForeground()

Gets the selected foreground color

Returns:

The selected foreground color

setSelectedForeground

public void setSelectedForeground(java.awt.Color selectedForeground)

Sets the selected foreground color

Parameters:

selectedForeground - The selected foreground color

getSelectedBackground

public java.awt.Color getSelectedBackground()

Gets the selected background color

Returns:

The selected background color

setSelectedBackground

public void setSelectedBackground(java.awt.Color selectedBackground)

Sets the selected background color

Parameters:

selectedBackground - The selected background color

moreInomingAllowed

public boolean moreInomingAllowed()

Returns true if it is possible to have more incoming relationships

Returns:

True if more allowed

moreOutgoingAllowed

public boolean moreOutgoingAllowed()

Returns true if it is possible to have more outgoing relationships

Returns:

True if more allowed

toString

public java.lang.String toString()

Returns the string representation of the node

Overrides:

toString in class java.awt.Component

Returns:

The string representation

sortRelationships

public void sortRelationships()

Sorts the relationships

isIndexUsed

public boolean isIndexUsed(int index,
                           int type)

Returns true if the index is used and false otherwise

Parameters:

index - The index to test

type - If relationship type

Returns:

true if index used and false otherwise