public class Cursor extends Object implements Serializable
Component.setCursor(java.awt.Cursor)
,
Serialized FormModifier and Type | Field and Description |
---|---|
static int |
CROSSHAIR_CURSOR
The crosshair cursor type.
|
static int |
DEFAULT_CURSOR
The default cursor type (gets set if no cursor is defined).
|
static int |
E_RESIZE_CURSOR
The east-resize cursor type.
|
static int |
HAND_CURSOR
The hand cursor type.
|
static int |
MOVE_CURSOR
The move cursor type.
|
static int |
N_RESIZE_CURSOR
The north-resize cursor type.
|
static int |
NE_RESIZE_CURSOR
The north-east-resize cursor type.
|
static int |
NW_RESIZE_CURSOR
The north-west-resize cursor type.
|
protected static Cursor[] |
predefined |
static int |
S_RESIZE_CURSOR
The south-resize cursor type.
|
static int |
SE_RESIZE_CURSOR
The south-east-resize cursor type.
|
static int |
SW_RESIZE_CURSOR
The south-west-resize cursor type.
|
static int |
TEXT_CURSOR
The text cursor type.
|
static int |
W_RESIZE_CURSOR
The west-resize cursor type.
|
static int |
WAIT_CURSOR
The wait cursor type.
|
Constructor and Description |
---|
Cursor(int type)
Creates a new cursor object with the specified type.
|
Modifier and Type | Method and Description |
---|---|
protected void |
finalize()
Called by the garbage collector on an object when garbage collection
determines that there are no more references to the object.
|
static Cursor |
getDefaultCursor()
Return the system default cursor.
|
static Cursor |
getPredefinedCursor(int type)
Returns a cursor object with the specified predefined type.
|
int |
getType()
Returns the type for this cursor.
|
public static final int DEFAULT_CURSOR
public static final int CROSSHAIR_CURSOR
public static final int TEXT_CURSOR
public static final int WAIT_CURSOR
public static final int SW_RESIZE_CURSOR
public static final int SE_RESIZE_CURSOR
public static final int NW_RESIZE_CURSOR
public static final int NE_RESIZE_CURSOR
public static final int N_RESIZE_CURSOR
public static final int S_RESIZE_CURSOR
public static final int W_RESIZE_CURSOR
public static final int E_RESIZE_CURSOR
public static final int HAND_CURSOR
public static final int MOVE_CURSOR
protected static Cursor[] predefined
public Cursor(int type)
type
- the type of cursorIllegalArgumentException
- if the specified cursor type
is invalidpublic static Cursor getPredefinedCursor(int type)
type
- the type of predefined cursorIllegalArgumentException
- if the specified cursor type is
invalidpublic static Cursor getDefaultCursor()
public int getType()
protected void finalize() throws Throwable
Object
finalize
method to dispose of
system resources or to perform other cleanup.
The general contract of finalize is that it is invoked if and when the JavaTM virtual machine has determined that there is no longer any means by which this object can be accessed by any thread that has not yet died, except as a result of an action taken by the finalization of some other object or class which is ready to be finalized. The finalize method may take any action, including making this object available again to other threads; the usual purpose of finalize, however, is to perform cleanup actions before the object is irrevocably discarded. For example, the finalize method for an object that represents an input/output connection might perform explicit I/O transactions to break the connection before the object is permanently discarded.
The finalize method of class Object performs no special action; it simply returns normally. Subclasses of Object may override this definition.
The Java programming language does not guarantee which thread will invoke the finalize method for any given object. It is guaranteed, however, that the thread that invokes finalize will not be holding any user-visible synchronization locks when finalize is invoked. If an uncaught exception is thrown by the finalize method, the exception is ignored and finalization of that object terminates.
After the finalize method has been invoked for an object, no further action is taken until the Java virtual machine has again determined that there is no longer any means by which this object can be accessed by any thread that has not yet died, including possible actions by other objects or classes which are ready to be finalized, at which point the object may be discarded.
The finalize method is never invoked more than once by a Java virtual machine for any given object.
Any exception thrown by the finalize
method causes
the finalization of this object to be halted, but is otherwise
ignored.
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