Class AbstractDocument.LeafElement
- java.lang.Object
-
- javax.swing.text.AbstractDocument.AbstractElement
-
- javax.swing.text.AbstractDocument.LeafElement
- All Implemented Interfaces:
-
Serializable
,AttributeSet
,Element
,MutableAttributeSet
,TreeNode
- Direct Known Subclasses:
HTMLDocument.RunElement
- Enclosing class:
- AbstractDocument
public class AbstractDocument.LeafElement extends AbstractDocument.AbstractElement
Implements an element that directly represents content of some kind.
Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. As of 1.4, support for long term storage of all JavaBeans™ has been added to the java.beans
package. Please see XMLEncoder
.
- See Also:
-
Element
, Serialized Form
Nested Class Summary
Nested classes/interfaces declared in interface javax.swing.text.AttributeSet
AttributeSet.CharacterAttribute, AttributeSet.ColorAttribute, AttributeSet.FontAttribute, AttributeSet.ParagraphAttribute
Field Summary
Fields declared in interface javax.swing.text.AttributeSet
NameAttribute, ResolveAttribute
Constructor Summary
Constructor | Description |
---|---|
LeafElement(Element parent,
AttributeSet a,
int offs0,
int offs1) | Constructs an element that represents content within the document (has no children). |
Method Summary
Modifier and Type | Method | Description |
---|---|---|
Enumeration<TreeNode> | children() | Returns the children of the receiver as an |
boolean | getAllowsChildren() | Returns true if the receiver allows children. |
Element | getElement(int index) | Gets a child element. |
int | getElementCount() | Returns the number of child elements. |
int | getElementIndex(int pos) | Gets the child element index closest to the given model offset. |
int | getEndOffset() | Gets the ending offset in the model for the element. |
String | getName() | Gets the element name. |
int | getStartOffset() | Gets the starting offset in the model for the element. |
boolean | isLeaf() | Checks whether the element is a leaf. |
String | toString() | Converts the element to a string. |
Methods declared in class javax.swing.text.AbstractDocument.AbstractElement
addAttribute, addAttributes, containsAttribute, containsAttributes, copyAttributes, dump, getAttribute, getAttributeCount, getAttributeNames, getAttributes, getChildAt, getChildCount, getDocument, getIndex, getParent, getParentElement, getResolveParent, isDefined, isEqual, removeAttribute, removeAttributes, removeAttributes, setResolveParent
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Constructor Detail
LeafElement
public LeafElement(Element parent, AttributeSet a, int offs0, int offs1)
Constructs an element that represents content within the document (has no children).
- Parameters:
-
parent
- The parent element -
a
- The element attributes -
offs0
- The start offset >= 0 -
offs1
- The end offset >= offs0 - Since:
- 1.4
Method Detail
toString
public String toString()
Converts the element to a string.
getStartOffset
public int getStartOffset()
Gets the starting offset in the model for the element.
- Specified by:
-
getStartOffset
in interfaceElement
- Specified by:
-
getStartOffset
in classAbstractDocument.AbstractElement
- Returns:
- the offset >= 0
- See Also:
-
Document
,AbstractDocument
getEndOffset
public int getEndOffset()
Gets the ending offset in the model for the element.
- Specified by:
-
getEndOffset
in interfaceElement
- Specified by:
-
getEndOffset
in classAbstractDocument.AbstractElement
- Returns:
- the offset >= 0
- See Also:
-
Document
,AbstractDocument
getName
public String getName()
Gets the element name.
- Specified by:
-
getName
in interfaceElement
- Overrides:
-
getName
in classAbstractDocument.AbstractElement
- Returns:
- the name
getElementIndex
public int getElementIndex(int pos)
Gets the child element index closest to the given model offset.
- Specified by:
-
getElementIndex
in interfaceElement
- Specified by:
-
getElementIndex
in classAbstractDocument.AbstractElement
- Parameters:
-
pos
- the offset >= 0 - Returns:
- the element index >= 0
getElement
public Element getElement(int index)
Gets a child element.
- Specified by:
-
getElement
in interfaceElement
- Specified by:
-
getElement
in classAbstractDocument.AbstractElement
- Parameters:
-
index
- the child index, >= 0 && < getElementCount() - Returns:
- the child element
getElementCount
public int getElementCount()
Returns the number of child elements.
- Specified by:
-
getElementCount
in interfaceElement
- Specified by:
-
getElementCount
in classAbstractDocument.AbstractElement
- Returns:
- the number of children >= 0
isLeaf
public boolean isLeaf()
Checks whether the element is a leaf.
- Specified by:
-
isLeaf
in interfaceElement
- Specified by:
-
isLeaf
in interfaceTreeNode
- Specified by:
-
isLeaf
in classAbstractDocument.AbstractElement
- Returns:
- true if a leaf
getAllowsChildren
public boolean getAllowsChildren()
Returns true if the receiver allows children.
- Specified by:
-
getAllowsChildren
in interfaceTreeNode
- Specified by:
-
getAllowsChildren
in classAbstractDocument.AbstractElement
- Returns:
- true if the receiver allows children, otherwise false
children
public Enumeration<TreeNode> children()
Returns the children of the receiver as an Enumeration
.
- Specified by:
-
children
in interfaceTreeNode
- Specified by:
-
children
in classAbstractDocument.AbstractElement
- Returns:
- the children of the receiver