Class DefaultStyledDocument.ElementBuffer

java.lang.Object
javax.swing.text.DefaultStyledDocument.ElementBuffer
All Implemented Interfaces:
Serializable
Enclosing class:
DefaultStyledDocument
public class DefaultStyledDocument.ElementBuffer extends Object implements Serializable
Class to manage changes to the element hierarchy.

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.

  • Constructor Summary

    Constructors
    Constructor
    Description
    ElementBuffer(Element root)
    Creates a new ElementBuffer.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    change(int offset, int length, AbstractDocument.DefaultDocumentEvent de)
    Changes content.
    protected void
    changeUpdate()
    Updates the element structure in response to a change in the document.
    Element
    clone(Element parent, Element clonee)
    Creates a copy of this element, with a different parent.
    Element
    getRootElement()
    Gets the root element.
    void
    insert(int offset, int length, DefaultStyledDocument.ElementSpec[] data, AbstractDocument.DefaultDocumentEvent de)
    Inserts new content.
    protected void
    insertUpdate(DefaultStyledDocument.ElementSpec[] data)
    Inserts an update into the document.
    void
    remove(int offset, int length, AbstractDocument.DefaultDocumentEvent de)
    Removes content.
    protected void
    removeUpdate()
    Updates the element structure in response to a removal from the associated sequence in the document.

    Methods declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
    boolean
    equals(Object o)
    Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    May cause performance issues, deadlocks and hangs.
    final Class<? extends Object>
    getClass()
    Answers the unique instance of java.lang.Class which represents the class of the receiver.
    int
    hashCode()
    Answers an integer hash code for the receiver.
    final void
    notify()
    Causes one thread which is waiting on the receiver to be made ready to run.
    final void
    notifyAll()
    Causes all threads which are waiting on the receiver to be made ready to run.
    String
    toString()
    Answers a string containing a concise, human-readable description of the receiver.
    final void
    wait()
    Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
    final void
    wait(long time)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
    final void
    wait(long time, int frac)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

  • Constructor Details

    • ElementBuffer

      public ElementBuffer(Element root)
      Creates a new ElementBuffer.
      Parameters:
      root - the root element
      Since:
      1.4

  • Method Details

    • getRootElement

      public Element getRootElement()
      Gets the root element.
      Returns:
      the root element

    • insert

      public void insert(int offset, int length, DefaultStyledDocument.ElementSpec[] data, AbstractDocument.DefaultDocumentEvent de)
      Inserts new content.
      Parameters:
      offset - the starting offset >= 0
      length - the length >= 0
      data - the data to insert
      de - the event capturing this edit

    • remove

      public void remove(int offset, int length, AbstractDocument.DefaultDocumentEvent de)
      Removes content.
      Parameters:
      offset - the starting offset >= 0
      length - the length >= 0
      de - the event capturing this edit

    • change

      public void change(int offset, int length, AbstractDocument.DefaultDocumentEvent de)
      Changes content.
      Parameters:
      offset - the starting offset >= 0
      length - the length >= 0
      de - the event capturing this edit

    • insertUpdate

      protected void insertUpdate(DefaultStyledDocument.ElementSpec[] data)
      Inserts an update into the document.
      Parameters:
      data - the elements to insert

    • removeUpdate

      protected void removeUpdate()
      Updates the element structure in response to a removal from the associated sequence in the document. Any elements consumed by the span of the removal are removed.

    • changeUpdate

      protected void changeUpdate()
      Updates the element structure in response to a change in the document.

    • clone

      public Element clone(Element parent, Element clonee)
      Creates a copy of this element, with a different parent.
      Parameters:
      parent - the parent element
      clonee - the element to be cloned
      Returns:
      the copy