swingwtx.swing.text
Class StringContent

java.lang.Object
  swingwtx.swing.text.StringContent

All Implemented Interfaces:

AbstractDocument.Content

Direct Known Subclasses:

GapContent

public class StringContent

extends java.lang.Object

implements AbstractDocument.Content

This class is used to represent document content with a StringBuffer. Hopefully it should be efficient enough.

Constructor Summary

StringContent()

StringContent(int initialSize)

Method Summary

Position	createPosition(int offset) Creates an anonymous class implementing Position for the offset given.
void	getChars(int where, int len, Segment txt) Assigns the specified substring to the passed Segment
java.lang.String	getString(int where, int len) Retrieves a string from the content
UndoableEdit	insertString(int where, java.lang.String str) Inserts a string into the content at the specified position.
int	length() Returns the content length
UndoableEdit	remove(int where, int nitems) Removes nitems chars from the content at the specified position.

Methods inherited from class java.lang.Object

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

Constructor Detail

StringContent

public StringContent()

StringContent

public StringContent(int initialSize)

Method Detail

createPosition

public Position createPosition(int offset)
                        throws BadLocationException

Creates an anonymous class implementing Position for the offset given.

Specified by:

createPosition in interface AbstractDocument.Content

Throws:

BadLocationException

length

public int length()

Returns the content length

Specified by:

length in interface AbstractDocument.Content

insertString

public UndoableEdit insertString(int where,
                                 java.lang.String str)
                          throws BadLocationException

Inserts a string into the content at the specified position.

Specified by:

insertString in interface AbstractDocument.Content

Throws:

BadLocationException - if the position is invalid FIXME: UNDO needs implementing

remove

public UndoableEdit remove(int where,
                           int nitems)
                    throws BadLocationException

Removes nitems chars from the content at the specified position.

Specified by:

remove in interface AbstractDocument.Content

Throws:

BadLocationException - if the position is invalid FIXME: UNDO needs implementing

getString

public java.lang.String getString(int where,
                                  int len)
                           throws BadLocationException

Retrieves a string from the content

Specified by:

getString in interface AbstractDocument.Content

Parameters:

where - The offset

len - The length of the string

Returns:

The substring specified

Throws:

BadLocationException - if the position is invalid

getChars

public void getChars(int where,
                     int len,
                     Segment txt)
              throws BadLocationException

Assigns the specified substring to the passed Segment

Specified by:

getChars in interface AbstractDocument.Content

Parameters:

where - The offset

len - The length

txt - The segment object to put the substring in

Throws:

BadLocationException