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Class java.awt.event.WindowAdapter
java.lang.Object
|
+----java.awt.event.WindowAdapter
- public abstract class WindowAdapter
- extends Object
- implements WindowListener
An abstract adapter class for receiving window events.
The methods in this class are empty. This class exists as
convenience for creating listener objects.
Extend this class to create a WindowEvent
listener
and override the methods for the events of interest. (If you implement the
WindowrListener
interface, you have to define all of
the methods in it. This abstract class defines null methods for them
all, so you can only have to define methods for events you care about.)
Create a listener object using the extended class and then register it with
a Window using the window's addWindowListener
method. When the window's status changes by virtue of being opened,
closed, activated or deactivated, iconified or deiconified,
the relevant method in the listener
object is invoked, and the WindowEvent
is passed to it.
- See Also:
- WindowEvent, WindowListener, Tutorial: Writing a Window Listener, Reference: The Java Class Libraries (update file)
WindowAdapter()
-
windowActivated(WindowEvent)
- Invoked when a window is activated.
windowClosed(WindowEvent)
- Invoked when a window has been closed.
windowClosing(WindowEvent)
- Invoked when a window is in the process of being closed.
windowDeactivated(WindowEvent)
- Invoked when a window is de-activated.
windowDeiconified(WindowEvent)
- Invoked when a window is de-iconified.
windowIconified(WindowEvent)
- Invoked when a window is iconified.
windowOpened(WindowEvent)
- Invoked when a window has been opened.
WindowAdapter
public WindowAdapter()
windowOpened
public void windowOpened(WindowEvent e)
- Invoked when a window has been opened.
windowClosing
public void windowClosing(WindowEvent e)
- Invoked when a window is in the process of being closed.
The close operation can be overridden at this point.
windowClosed
public void windowClosed(WindowEvent e)
- Invoked when a window has been closed.
windowIconified
public void windowIconified(WindowEvent e)
- Invoked when a window is iconified.
windowDeiconified
public void windowDeiconified(WindowEvent e)
- Invoked when a window is de-iconified.
windowActivated
public void windowActivated(WindowEvent e)
- Invoked when a window is activated.
windowDeactivated
public void windowDeactivated(WindowEvent e)
- Invoked when a window is de-activated.
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