JDialog, JFrame, JInternalFrame
public interface WindowConstants
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.| Modifier and Type | Field | Description |
|---|---|---|
static final int |
DISPOSE_ON_CLOSE |
The dispose-window default window close operation. |
static final int |
DO_NOTHING_ON_CLOSE |
The do-nothing default window close operation. |
static final int |
EXIT_ON_CLOSE |
The exit application default window close operation. |
static final int |
HIDE_ON_CLOSE |
The hide-window default window close operation |
static final int DO_NOTHING_ON_CLOSE
static final int HIDE_ON_CLOSE
static final int DISPOSE_ON_CLOSE
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.
static final int EXIT_ON_CLOSE
JFrame, may throw a SecurityException based on the SecurityManager. It is recommended you only use this in an application.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/WindowConstants.html