Package Summary Overview Summary

class:WindowConstants [NONE]

All Known Implementing Classes:

JDialog, JFrame, JInternalFrame
```
public interface WindowConstants
```
Constants used to control the window-closing operation. The setDefaultCloseOperation and getDefaultCloseOperation methods provided by JFrame, JInternalFrame, and JDialog use these constants. For examples of setting the default window-closing operation, see Responding to Window-Closing Events , a section in The Java Tutorial .

Since:

1.2

See Also:

JFrame.setDefaultCloseOperation(int), JDialog.setDefaultCloseOperation(int), JInternalFrame.setDefaultCloseOperation(int)

field:DO_NOTHING_ON_CLOSE [NONE]

DO_NOTHING_ON_CLOSE
```
static final int DO_NOTHING_ON_CLOSE
```
The do-nothing default window close operation.

See Also:

Constant Field Values

field:HIDE_ON_CLOSE [NONE]

HIDE_ON_CLOSE
```
static final int HIDE_ON_CLOSE
```
The hide-window default window close operation

See Also:

Constant Field Values

field:DISPOSE_ON_CLOSE [NONE]

DISPOSE_ON_CLOSE
```
static final int DISPOSE_ON_CLOSE
```
The dispose-window default window close operation.
Note: When the last displayable window within the Java virtual machine (VM) is disposed of, the VM may terminate. See AWT Threading Issues for more information.

See Also:

Window.dispose(), JInternalFrame.dispose(), Constant Field Values

field:EXIT_ON_CLOSE [NONE]

EXIT_ON_CLOSE
```
static final int EXIT_ON_CLOSE
```
The exit application default window close operation. Attempting to set this on Windows that support this, such as JFrame, may throw a SecurityException based on the SecurityManager. It is recommended you only use this in an application.

Since:

1.4

See Also:

JFrame.setDefaultCloseOperation(int), Constant Field Values

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