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Préférences
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JavaTM 2 Platform Std. Ed. v1.6.0
java.awt.event
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Field Summary | |
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static int |
COMPONENT_ADDED
This event indicates that a component was added to the container. |
static int |
COMPONENT_REMOVED
This event indicates that a component was removed from the container. |
static int |
CONTAINER_FIRST
The first number in the range of ids used for container events. |
static int |
CONTAINER_LAST
The last number in the range of ids used for container events. |
Fields inherited from class java.awt.event.ComponentEvent |
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COMPONENT_FIRST, COMPONENT_HIDDEN, COMPONENT_LAST, COMPONENT_MOVED, COMPONENT_RESIZED, COMPONENT_SHOWN |
Fields inherited from class java.util.EventObject |
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source |
Constructor Summary | |
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ContainerEvent(Component source,
int id,
Component child)
Constructs a ContainerEvent object. |
Method Summary | |
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Component |
getChild()
Returns the component that was affected by the event. |
Container |
getContainer()
Returns the originator of the event. |
String |
paramString()
Returns a parameter string identifying this event. |
Methods inherited from class java.awt.event.ComponentEvent |
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getComponent |
Methods inherited from class java.awt.AWTEvent |
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consume, getID, isConsumed, setSource, toString |
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 CONTAINER_FIRST
public static final int CONTAINER_LAST
public static final int COMPONENT_ADDED
public static final int COMPONENT_REMOVED
Constructor Detail |
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public ContainerEvent(Component source, int id, Component child)
ContainerEvent
object.
Note that passing in an invalid id
results in
unspecified behavior. This method throws an
IllegalArgumentException
if source
is null
.
source
- the Component
object (container)
that originated the eventid
- an integer indicating the type of eventchild
- the component that was added or removed
IllegalArgumentException
- if source
is nullMethod Detail |
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public Container getContainer()
Container
object that originated
the event, or null
if the object is not a
Container
.public Component getChild()
public String paramString()
paramString
in class ComponentEvent