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public interface Range
See also the Document Object Model (DOM) Level 2 Traversal and Range Specification.
Field Summary | |
---|---|
static short |
END_TO_END
Compare end boundary-point of sourceRange to end
boundary-point of Range on which compareBoundaryPoints
is invoked. |
static short |
END_TO_START
Compare end boundary-point of sourceRange to start
boundary-point of Range on which compareBoundaryPoints
is invoked. |
static short |
START_TO_END
Compare start boundary-point of sourceRange to end
boundary-point of Range on which compareBoundaryPoints
is invoked. |
static short |
START_TO_START
Compare start boundary-point of sourceRange to start
boundary-point of Range on which compareBoundaryPoints
is invoked. |
Method Summary | |
---|---|
DocumentFragment |
cloneContents()
Duplicates the contents of a Range |
Range |
cloneRange()
Produces a new Range whose boundary-points are equal to the boundary-points of the Range. |
void |
collapse(boolean toStart)
Collapse a Range onto one of its boundary-points |
short |
compareBoundaryPoints(short how,
Range sourceRange)
Compare the boundary-points of two Ranges in a document. |
void |
deleteContents()
Removes the contents of a Range from the containing document or document fragment without returning a reference to the removed content. |
void |
detach()
Called to indicate that the Range is no longer in use and that the implementation may relinquish any resources associated with this Range. |
DocumentFragment |
extractContents()
Moves the contents of a Range from the containing document or document fragment to a new DocumentFragment. |
boolean |
getCollapsed()
TRUE if the Range is collapsed |
Node |
getCommonAncestorContainer()
The deepest common ancestor container of the Range's two boundary-points. |
Node |
getEndContainer()
Node within which the Range ends |
int |
getEndOffset()
Offset within the ending node of the Range. |
Node |
getStartContainer()
Node within which the Range begins |
int |
getStartOffset()
Offset within the starting node of the Range. |
void |
insertNode(Node newNode)
Inserts a node into the Document or DocumentFragment at the start of the Range. |
void |
selectNode(Node refNode)
Select a node and its contents |
void |
selectNodeContents(Node refNode)
Select the contents within a node |
void |
setEnd(Node refNode,
int offset)
Sets the attributes describing the end of a Range. |
void |
setEndAfter(Node refNode)
Sets the end of a Range to be after a node |
void |
setEndBefore(Node refNode)
Sets the end position to be before a node. |
void |
setStart(Node refNode,
int offset)
Sets the attributes describing the start of the Range. |
void |
setStartAfter(Node refNode)
Sets the start position to be after a node |
void |
setStartBefore(Node refNode)
Sets the start position to be before a node |
void |
surroundContents(Node newParent)
Reparents the contents of the Range to the given node and inserts the node at the position of the start of the Range. |
java.lang.String |
toString()
Returns the contents of a Range as a string. |
Field Detail |
---|
static final short START_TO_START
sourceRange
to start
boundary-point of Range on which compareBoundaryPoints
is invoked.
static final short START_TO_END
sourceRange
to end
boundary-point of Range on which compareBoundaryPoints
is invoked.
static final short END_TO_END
sourceRange
to end
boundary-point of Range on which compareBoundaryPoints
is invoked.
static final short END_TO_START
sourceRange
to start
boundary-point of Range on which compareBoundaryPoints
is invoked.
Method Detail |
---|
Node getStartContainer() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.int getStartOffset() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.Node getEndContainer() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.int getEndOffset() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.boolean getCollapsed() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.Node getCommonAncestorContainer() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.void setStart(Node refNode, int offset) throws RangeException, DOMException
refNode
- The refNode
value. This parameter must be
different from null
.offset
- The startOffset
value.
RangeException
- INVALID_NODE_TYPE_ERR: Raised if refNode
or an ancestor
of refNode
is an Entity, Notation, or DocumentType
node.
DOMException
- INDEX_SIZE_ERR: Raised if offset
is negative or greater
than the number of child units in refNode
. Child units
are 16-bit units if refNode
is a type of CharacterData
node (e.g., a Text or Comment node) or a ProcessingInstruction
node. Child units are Nodes in all other cases.
detach()
has already
been invoked on this object.
refNode
was created
from a different document than the one that created this range.void setEnd(Node refNode, int offset) throws RangeException, DOMException
refNode
- The refNode
value. This parameter must be
different from null
.offset
- The endOffset
value.
RangeException
- INVALID_NODE_TYPE_ERR: Raised if refNode
or an ancestor
of refNode
is an Entity, Notation, or DocumentType
node.
DOMException
- INDEX_SIZE_ERR: Raised if offset
is negative or greater
than the number of child units in refNode
. Child units
are 16-bit units if refNode
is a type of CharacterData
node (e.g., a Text or Comment node) or a ProcessingInstruction
node. Child units are Nodes in all other cases.
detach()
has already
been invoked on this object.
refNode
was created
from a different document than the one that created this range.void setStartBefore(Node refNode) throws RangeException, DOMException
refNode
- Range starts before refNode
RangeException
- INVALID_NODE_TYPE_ERR: Raised if the root container of
refNode
is not an Attr, Document, or DocumentFragment
node or if refNode
is a Document, DocumentFragment,
Attr, Entity, or Notation node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.void setStartAfter(Node refNode) throws RangeException, DOMException
refNode
- Range starts after refNode
RangeException
- INVALID_NODE_TYPE_ERR: Raised if the root container of
refNode
is not an Attr, Document, or DocumentFragment
node or if refNode
is a Document, DocumentFragment,
Attr, Entity, or Notation node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.void setEndBefore(Node refNode) throws RangeException, DOMException
refNode
- Range ends before refNode
RangeException
- INVALID_NODE_TYPE_ERR: Raised if the root container of
refNode
is not an Attr, Document, or DocumentFragment
node or if refNode
is a Document, DocumentFragment,
Attr, Entity, or Notation node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.void setEndAfter(Node refNode) throws RangeException, DOMException
refNode
- Range ends after refNode
.
RangeException
- INVALID_NODE_TYPE_ERR: Raised if the root container of
refNode
is not an Attr, Document or DocumentFragment
node or if refNode
is a Document, DocumentFragment,
Attr, Entity, or Notation node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.void collapse(boolean toStart) throws DOMException
toStart
- If TRUE, collapses the Range onto its start; if FALSE,
collapses it onto its end.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.void selectNode(Node refNode) throws RangeException, DOMException
refNode
- The node to select.
RangeException
- INVALID_NODE_TYPE_ERR: Raised if an ancestor of refNode
is an Entity, Notation or DocumentType node or if
refNode
is a Document, DocumentFragment, Attr, Entity,
or Notation node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.void selectNodeContents(Node refNode) throws RangeException, DOMException
refNode
- Node to select from
RangeException
- INVALID_NODE_TYPE_ERR: Raised if refNode
or an ancestor
of refNode
is an Entity, Notation or DocumentType node.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
refNode
was created
from a different document than the one that created this range.short compareBoundaryPoints(short how, Range sourceRange) throws DOMException
how
- A code representing the type of comparison, as defined
above.sourceRange
- The Range
on which this current
Range
is compared to.
sourceRange
.
DOMException
- WRONG_DOCUMENT_ERR: Raised if the two Ranges are not in the same
Document or DocumentFragment.
detach()
has already
been invoked on this object.void deleteContents() throws DOMException
DOMException
- NO_MODIFICATION_ALLOWED_ERR: Raised if any portion of the content of
the Range is read-only or any of the nodes that contain any of the
content of the Range are read-only.
detach()
has already
been invoked on this object.DocumentFragment extractContents() throws DOMException
DOMException
- NO_MODIFICATION_ALLOWED_ERR: Raised if any portion of the content of
the Range is read-only or any of the nodes which contain any of the
content of the Range are read-only.
detach()
has already
been invoked on this object.DocumentFragment cloneContents() throws DOMException
DOMException
- HIERARCHY_REQUEST_ERR: Raised if a DocumentType node would be
extracted into the new DocumentFragment.
detach()
has already
been invoked on this object.void insertNode(Node newNode) throws DOMException, RangeException
newNode
- The node to insert at the start of the Range
DOMException
- NO_MODIFICATION_ALLOWED_ERR: Raised if an ancestor container of the
start of the Range is read-only.
newNode
and the
container of the start of the Range were not created from the same
document.
newNode
or if newNode
is an ancestor of
the container.
detach()
has already
been invoked on this object.
RangeException
- INVALID_NODE_TYPE_ERR: Raised if newNode
is an Attr,
Entity, Notation, or Document node.void surroundContents(Node newParent) throws DOMException, RangeException
newParent
- The node to surround the contents with.
DOMException
- NO_MODIFICATION_ALLOWED_ERR: Raised if an ancestor container of
either boundary-point of the Range is read-only.
newParent
and the
container of the start of the Range were not created from the same
document.
newParent
or if newParent
is an ancestor
of the container or if node
would end up with a child
node of a type not allowed by the type of node
.
detach()
has already
been invoked on this object.
RangeException
- BAD_BOUNDARYPOINTS_ERR: Raised if the Range partially selects a
non-text node.
node
is an Attr,
Entity, DocumentType, Notation, Document, or DocumentFragment node.Range cloneRange() throws DOMException
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.java.lang.String toString() throws DOMException
toString
in class java.lang.Object
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.void detach() throws DOMException
DOMException
being thrown with an
error code of INVALID_STATE_ERR
.
DOMException
- INVALID_STATE_ERR: Raised if detach()
has already been
invoked on this object.
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