Package net.sf.gridarta.textedit.textarea

Class TextUtilities

  • public class TextUtilities
extends java.lang.Object
    Class with several utility functions used by the text area component.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static int findMatchingBracket​(javax.swing.text.Document doc, int offset)
      Returns the offset of the bracket matching the one at the specified offset of the document, or -1 if the bracket is unmatched (or if the character is not a bracket).
      static int findWordEnd​(java.lang.CharSequence line, int pos, java.lang.String noWordSep)
      Locates the end of the word at the specified position.
      static int findWordStart​(java.lang.CharSequence line, int pos, java.lang.String noWordSep)
      Locates the start of the word at the specified position.

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • findMatchingBracket

        public static int findMatchingBracket​(javax.swing.text.Document doc,
                                      int offset)
                               throws javax.swing.text.BadLocationException
        Returns the offset of the bracket matching the one at the specified offset of the document, or -1 if the bracket is unmatched (or if the character is not a bracket).
        Parameters:
        doc - the document
        offset - the offset
        Returns:
        the offset or -1
        Throws:
        javax.swing.text.BadLocationException - if an out-of-bounds access was attempted on the document text

      • findWordStart

        public static int findWordStart​(java.lang.CharSequence line,
                                int pos,
                                java.lang.String noWordSep)
        Locates the start of the word at the specified position.
        Parameters:
        line - the text
        pos - the position
        noWordSep - characters that are not part of a word; may be null
        Returns:
        the start position of the word

      • findWordEnd

        public static int findWordEnd​(java.lang.CharSequence line,
                              int pos,
                              java.lang.String noWordSep)
        Locates the end of the word at the specified position.
        Parameters:
        line - the text
        pos - the position
        noWordSep - characters that are not part of a word; may be null
        Returns:
        the end position of the word