Serializable
, Comparable<FocusEvent.Cause>
public static enum FocusEvent.Cause extends Enum<FocusEvent.Cause>
FocusEvent
- the reason why it
occurred. Possible reasons include mouse events, keyboard focus
traversal, window activation.
If no cause is provided then the reason is UNKNOWN
.Enum Constant | Description |
---|---|
ACTIVATION |
An activation of a toplevel window.
|
CLEAR_GLOBAL_FOCUS_OWNER |
Clearing global focus owner.
|
MOUSE_EVENT |
An activating mouse event.
|
ROLLBACK |
Restoring focus after a focus request has been rejected.
|
TRAVERSAL |
A focus traversal action with unspecified direction.
|
TRAVERSAL_BACKWARD |
A backward focus traversal action.
|
TRAVERSAL_DOWN |
A down-cycle focus traversal action.
|
TRAVERSAL_FORWARD |
A forward focus traversal action.
|
TRAVERSAL_UP |
An up-cycle focus traversal action.
|
UNEXPECTED |
A system action causing an unexpected focus change.
|
UNKNOWN |
The default value.
|
Modifier and Type | Method | Description |
---|---|---|
static FocusEvent.Cause |
valueOf(String name) |
Returns the enum constant of this type with the specified name.
|
static FocusEvent.Cause[] |
values() |
Returns an array containing the constants of this enum type, in
the order they are declared.
|
public static final FocusEvent.Cause UNKNOWN
public static final FocusEvent.Cause MOUSE_EVENT
public static final FocusEvent.Cause TRAVERSAL
public static final FocusEvent.Cause TRAVERSAL_UP
public static final FocusEvent.Cause TRAVERSAL_DOWN
public static final FocusEvent.Cause TRAVERSAL_FORWARD
public static final FocusEvent.Cause TRAVERSAL_BACKWARD
public static final FocusEvent.Cause ROLLBACK
public static final FocusEvent.Cause UNEXPECTED
public static final FocusEvent.Cause ACTIVATION
public static final FocusEvent.Cause CLEAR_GLOBAL_FOCUS_OWNER
public static FocusEvent.Cause[] values()
for (FocusEvent.Cause c : FocusEvent.Cause.values()) System.out.println(c);
public static FocusEvent.Cause valueOf(String name)
name
- the name of the enum constant to be returned.IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null Submit a bug or feature
For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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DRAFT 9-internal+0-adhoc.mlchung.jdk9-jdeps