An unspecified behavior will be caused if the id
parameter
of any particular PaintEvent
instance is not
in the range from PAINT_FIRST
to PAINT_LAST
.
Modifier and Type | Field and Description |
---|---|
static int |
PAINT
The paint event type.
|
static int |
PAINT_FIRST
Marks the first integer id for the range of paint event ids.
|
static int |
PAINT_LAST
Marks the last integer id for the range of paint event ids.
|
static int |
UPDATE
The update event type.
|
COMPONENT_FIRST, COMPONENT_HIDDEN, COMPONENT_LAST, COMPONENT_MOVED, COMPONENT_RESIZED, COMPONENT_SHOWN
ACTION_EVENT_MASK, ADJUSTMENT_EVENT_MASK, COMPONENT_EVENT_MASK, consumed, CONTAINER_EVENT_MASK, FOCUS_EVENT_MASK, HIERARCHY_BOUNDS_EVENT_MASK, HIERARCHY_EVENT_MASK, id, INPUT_METHOD_EVENT_MASK, INVOCATION_EVENT_MASK, ITEM_EVENT_MASK, KEY_EVENT_MASK, MOUSE_EVENT_MASK, MOUSE_MOTION_EVENT_MASK, MOUSE_WHEEL_EVENT_MASK, PAINT_EVENT_MASK, RESERVED_ID_MAX, TEXT_EVENT_MASK, WINDOW_EVENT_MASK, WINDOW_FOCUS_EVENT_MASK, WINDOW_STATE_EVENT_MASK
Constructor and Description |
---|
PaintEvent(Component source,
int id,
Rectangle updateRect)
Constructs a
PaintEvent object with the specified
source component and type. |
Modifier and Type | Method and Description |
---|---|
Rectangle |
getUpdateRect()
Returns the rectangle representing the area which needs to be
repainted in response to this event.
|
java.lang.String |
paramString()
Returns a parameter string identifying this event.
|
void |
setUpdateRect(Rectangle updateRect)
Sets the rectangle representing the area which needs to be
repainted in response to this event.
|
getComponent
PaintEvent
object with the specified
source component and type.
This method throws an
IllegalArgumentException
if source
is null
.
source
- The object where the event originatedid
- The integer that identifies the event type.
For information on allowable values, see
the class description for PaintEvent
updateRect
- The rectangle area which needs to be repaintedjava.lang.IllegalArgumentException
- if source
is nullEventObject.getSource()
,
AWTEvent.getID()
,
getUpdateRect()
updateRect
- the rectangle area which needs to be repaintedComponentEvent
paramString
in class ComponentEvent