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java.lang.Objectjava.util.EventObject
diva.graph.GraphViewEvent
public class GraphViewEvent
A graph view event that is emitted when anything interesting happens inside a graph view. The source of a event is the GraphController that issued the event.
Each graph event contains an ID and a previous value for all changes and deletions, the specifics of which are described on a case-by-case basis below.
GraphController
,
Serialized FormField Summary | |
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static int |
EDGE_DRAWN
The given edge was just drawn. |
static int |
EDGE_ROUTED
The connector representing an edge was just routed. |
static int |
NODE_DRAWN
The given node was just drawn. |
static int |
NODE_MOVED
The figure representing a node was moved. |
Fields inherited from class java.util.EventObject |
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source |
Constructor Summary | |
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GraphViewEvent(Object source,
int id,
Object target)
Construct a GraphViewEvent with the given source and target and a null previous value. |
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GraphViewEvent(Object source,
int id,
Object target,
Object oldValue)
Construct a GraphViewEvent with the given source, target, and previous value. |
Method Summary | |
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int |
getID()
Return the type id for this event. |
Object |
getOldValue()
Return the old value, which is event-specific. |
Object |
getTarget()
Return the target value, which is event-specific. |
String |
toString()
Return a string representation of this event. |
Methods inherited from class java.util.EventObject |
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getSource |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final int NODE_MOVED
public static final int EDGE_ROUTED
public static final int NODE_DRAWN
public static final int EDGE_DRAWN
Constructor Detail |
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public GraphViewEvent(Object source, int id, Object target)
public GraphViewEvent(Object source, int id, Object target, Object oldValue)
Method Detail |
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public int getID()
public Object getTarget()
public Object getOldValue()
public String toString()
toString
in class EventObject
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