javax.swing.text

## 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 JavaBeansTM has been added to the `java.beans` package. Please see `XMLEncoder`.

  See Also:
    `Element`

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from interface javax.swing.text.AttributeSet

      `AttributeSet.CharacterAttribute, AttributeSet.ColorAttribute, AttributeSet.FontAttribute, AttributeSet.ParagraphAttribute`

  - ### Field Summary

    - ### Fields inherited from interface javax.swing.text.AttributeSet

      `NameAttribute, ResolveAttribute`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `AbstractDocument.LeafElement(Element parent, AttributeSet a, int offs0, int offs1)` Constructs an element that represents content within the document (has no children).

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `Enumeration` | `children()` Returns the children of the receiver as an `Enumeration`.
    `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 inherited from 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 inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### AbstractDocument.LeafElement

          public AbstractDocument.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.
      Overrides:
        `toString` in class `Object`
      Returns:
        the string

    - #### getStartOffset

          public int getStartOffset()

      Gets the starting offset in the model for the element.
      Specified by:
        `getStartOffset` in interface `Element`
      Specified by:
        `getStartOffset` in class `AbstractDocument.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 interface `Element`
      Specified by:
        `getEndOffset` in class `AbstractDocument.AbstractElement`
      Returns:
        the offset >= 0
      See Also:
        `Document`, `AbstractDocument`

    - #### getName

          public String getName()

      Gets the element name.
      Specified by:
        `getName` in interface `Element`
      Overrides:
        `getName` in class `AbstractDocument.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 interface `Element`
      Specified by:
        `getElementIndex` in class `AbstractDocument.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 interface `Element`
      Specified by:
        `getElement` in class `AbstractDocument.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 interface `Element`
      Specified by:
        `getElementCount` in class `AbstractDocument.AbstractElement`
      Returns:
        the number of children >= 0

    - #### isLeaf

          public boolean isLeaf()

      Checks whether the element is a leaf.
      Specified by:
        `isLeaf` in interface `Element`
      Specified by:
        `isLeaf` in interface `TreeNode`
      Specified by:
        `isLeaf` in class `AbstractDocument.AbstractElement`
      Returns:
        true if a leaf

    - #### getAllowsChildren

          public boolean getAllowsChildren()

      Returns true if the receiver allows children.
      Specified by:
        `getAllowsChildren` in interface `TreeNode`
      Specified by:
        `getAllowsChildren` in class `AbstractDocument.AbstractElement`
      Returns:
        true if the receiver allows children, otherwise false

    - #### children

          public Enumeration children()

      Returns the children of the receiver as an `Enumeration`.
      Specified by:
        `children` in interface `TreeNode`
      Specified by:
        `children` in class `AbstractDocument.AbstractElement`
      Returns:
        the children of the receiver

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