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java.lang.Objectjavax.swing.InputVerifier
public abstract class InputVerifier
Verifies the user input on a component before the focus is shifted.
It is sometimes necessary that input components have a valid state before
they loose focus. Such components can have a InputVerifier
subclass registered, that permits or vetos a focus change request.
| Constructor Summary | |
|---|---|
InputVerifier()
Creates a InputVerifier |
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| Method Summary | |
|---|---|
boolean |
shouldYieldFocus(JComponent component)
shouldYieldFocus |
abstract boolean |
verify(JComponent component)
verify |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public InputVerifier()
InputVerifier
| Method Detail |
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public abstract boolean verify(JComponent component)
component - the component to verify
true if valid, false otherwise.public boolean shouldYieldFocus(JComponent component)
component - the component to verify
true if valid, false otherwise.
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