Module java.desktop

Class 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.

    See Also:
    Serialized Form
    • Constructor Detail

      • ElementBuffer

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

      • getRootElement

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