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Java > Open Source Codes > org > objectstyle > cayenne > modeler > event > DataNodeDisplayEvent


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2  *
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56 package org.objectstyle.cayenne.modeler.event;
57
58 import org.objectstyle.cayenne.access.DataDomain;
59 import org.objectstyle.cayenne.access.DataNode;
60
61 /**
62  * Represents a display event of a DataNode.
63  *
64  * @author Misha Shengaout
65  * @author Andrei Adamchik
66  */
67 public class DataNodeDisplayEvent extends DomainDisplayEvent {
68
69     protected DataNode dataNode;
70     
71     /** True if data node is different from the current data node. */
72     protected boolean dataNodeChanged = true;
73
74     /** Current DataNode changed. */
75     public DataNodeDisplayEvent(Object JavaDoc src, DataDomain domain, DataNode node) {
76         super(src, domain);
77         this.dataNode = node;
78         setDomainChanged(false);
79     }
80
81     /** Get data node (data source) associated with this data map. */
82     public DataNode getDataNode() {
83         return dataNode;
84     }
85
86     /** Returns true if data node is different from the current data node. */
87     public boolean isDataNodeChanged() {
88         return dataNodeChanged;
89     }
90     
91     public void setDataNodeChanged(boolean temp) {
92         dataNodeChanged = temp;
93     }
94     /**
95      * Sets the dataNode.
96      * @param dataNode The dataNode to set
97      */
98     public void setDataNode(DataNode dataNode) {
99         this.dataNode = dataNode;
100     }
101
102
103 }
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