java.lang.Object
- javax.swing.text.AbstractDocument.AbstractElement
- - javax.swing.text.AbstractDocument.BranchElement

All Implemented Interfaces:

Serializable, AttributeSet, Element, MutableAttributeSet, TreeNode

Direct Known Subclasses:

DefaultStyledDocument.SectionElement, HTMLDocument.BlockElement

Enclosing class:

AbstractDocument
```
public class AbstractDocument.BranchElement
extends AbstractDocument.AbstractElement
```
Implements a composite element that contains other elements.
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^TM has been added to the java.beans package. Please see XMLEncoder.

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.BranchElement(Element parent, AttributeSet a)` Constructs a composite element that initially contains no children.

Eerste pagina van API Java Inhoudsopgave Haut

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()` Gets the number of children for the element.
`int`	`getElementIndex(int offset)` 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.
`Element`	`positionToElement(int pos)` Gets the child element that contains the given model position.
`void`	`replace(int offset, int length, Element[] elems)` Replaces content with a new set of elements.
`String`	`toString()` Converts the element to a string.

Eerste pagina van API Java Inhoudsopgave Haut

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.BranchElement
```
public AbstractDocument.BranchElement(Element parent,
                              AttributeSet a)
```
    Constructs a composite element that initially contains no children.
    
    Parameters:
    parent - The parent element
    a - the attributes for the element
    Since:
    
    1.4
- Method Detail
  - positionToElement
```
public Element positionToElement(int pos)
```
    Gets the child element that contains the given model position.
    
    Parameters:
    pos - the position >= 0
    
    Returns:
    the element, null if none
  - replace
```
public void replace(int offset,
           int length,
           Element[] elems)
```
    Replaces content with a new set of elements.
    
    Parameters:
    offset - the starting offset >= 0
    length - the length to replace >= 0
    elems - the new elements
  - toString
```
public String toString()
```
    Converts the element to a string.
    
    Overrides:
    
    toString in class Object
    
    Returns:
    the string
  - getName
```
public String getName()
```
    Gets the element name.
    
    Specified by:
    
    getName in interface Element
    
    Overrides:
    
    getName in class AbstractDocument.AbstractElement
    
    Returns:
    the element name
  - 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
    
    Throws:
    
    NullPointerException - if this element has no children
    See Also:
    Document, AbstractDocument
  - 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, null if none
  - getElementCount
```
public int getElementCount()
```
    Gets the number of children for the element.
    
    Specified by:
    
    getElementCount in interface Element
    
    Specified by:
    
    getElementCount in class AbstractDocument.AbstractElement
    
    Returns:
    the number of children >= 0
  - getElementIndex
```
public int getElementIndex(int offset)
```
    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:
    offset - the offset >= 0
    
    Returns:
    the element index >= 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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Bij voorbaat dank.

Document heeft de 11/06/2005 gemaakt, de laatste keer de 04/03/2020 gewijzigd
Bron van het afgedrukte document:https://www.gaudry.be/nl/java-api-rf-javax/swing/text/abstractdocument.branchelement.html

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Referenties

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Inhoudsopgave Haut

Class AbstractDocument.BranchElement

Nested Class Summary

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

Field Summary

Fields inherited from interface javax.swing.text.AttributeSet

Constructor Summary

Method Summary

Methods inherited from class javax.swing.text.AbstractDocument.AbstractElement

Methods inherited from class java.lang.Object

Constructor Detail

AbstractDocument.BranchElement

Method Detail

positionToElement

replace

toString

getName

getStartOffset

getEndOffset

getElement

getElementCount

getElementIndex

isLeaf

getAllowsChildren

children

Referenties