public class NodeChangeEvent
extends EventObject
| java.lang.Object | ||
| ↳ | java.util.EventObject | |
| ↳ | java.util.prefs.NodeChangeEvent | |
由 Preferences节点发出的事件，指示该节点的子节点已被添加或删除。
请注意，虽然NodeChangeEvent从java.util.EventObject继承了Serializable接口，但它并不是可序列化的。 实施适当的序列化方法来抛出NotSerializableException。
Inherited fields |
|---|
 From class java.util.EventObject
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Public constructors |
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|---|---|
NodeChangeEvent(Preferences parent, Preferences child) 构造一个新的 |
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Public methods |
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|---|---|
Preferences |
getChild() 返回已添加或删除的节点。 |
Preferences |
getParent() 返回已添加或删除的节点的父节点。 |
Inherited methods |
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|---|---|
From class java.util.EventObject
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From class java.lang.Object
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NodeChangeEvent (Preferences parent, Preferences child)
构造一个新的 NodeChangeEvent实例。
| Parameters | |
|---|---|
parent |
Preferences: The parent of the node that was added or removed. |
child |
Preferences: The node that was added or removed. |
Preferences getChild ()
返回已添加或删除的节点。
| Returns | |
|---|---|
Preferences |
The node that was added or removed. |
Preferences getParent ()
返回已添加或删除的节点的父节点。
| Returns | |
|---|---|
Preferences |
The parent Preferences node whose child was added or removed |
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