Gridarta Editor: net.sf.gridarta.textedit.textarea.TextUtilities Class Reference

Gridarta Editor

Class with several utility functions used by the text area component. More...

Collaboration diagram for net.sf.gridarta.textedit.textarea.TextUtilities:

Static Public Member Functions
static int	findMatchingBracket (final Document doc, final int offset) throws 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). More...

static int	findWordEnd (final CharSequence line, final int pos, final String noWordSep)
	Locates the end of the word at the specified position. More...

static int	findWordStart (final CharSequence line, final int pos, final String noWordSep)
	Locates the start of the word at the specified position. More...

Private Member Functions
	TextUtilities ()
	Prevent instantiation. More...

Static Private Member Functions
static boolean	selectNoLetter (final char ch, final String noWordSep)
	Returns whether a character is not part of a word. More...

Detailed Description

Class with several utility functions used by the text area component.

Author: Slava Pestov

Definition at line 20 of file TextUtilities.java.

Constructor & Destructor Documentation

◆ TextUtilities()

net.sf.gridarta.textedit.textarea.TextUtilities.TextUtilities ( )

private

Prevent instantiation.

Definition at line 25 of file TextUtilities.java.

Member Function Documentation

◆ findMatchingBracket()

static int net.sf.gridarta.textedit.textarea.TextUtilities.findMatchingBracket	(	final Document	doc,
		final int	offset
	)		throws BadLocationException

static

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

Exceptions

BadLocationException if an out-of-bounds access was attempted on the document text

Definition at line 38 of file TextUtilities.java.

Referenced by net.sf.gridarta.textedit.textarea.JEditTextArea.MouseHandler.doDoubleClick(), and net.sf.gridarta.textedit.textarea.JEditTextArea.updateBracketHighlight().

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◆ findWordEnd()

static int net.sf.gridarta.textedit.textarea.TextUtilities.findWordEnd	(	final CharSequence	line,
		final int	pos,
		final String	noWordSep
	)

static

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

Definition at line 174 of file TextUtilities.java.

References net.sf.gridarta.textedit.textarea.TextUtilities.selectNoLetter().

Referenced by net.sf.gridarta.textedit.textarea.actions.DeleteWord.actionPerformed(), and net.sf.gridarta.textedit.textarea.actions.NextWord.actionPerformed().

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◆ findWordStart()

static int net.sf.gridarta.textedit.textarea.TextUtilities.findWordStart	(	final CharSequence	line,
		final int	pos,
		final String	noWordSep
	)

static

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

Definition at line 149 of file TextUtilities.java.

References net.sf.gridarta.textedit.textarea.TextUtilities.selectNoLetter().

Referenced by net.sf.gridarta.textedit.textarea.actions.BackspaceWord.actionPerformed(), and net.sf.gridarta.textedit.textarea.actions.PrevWord.actionPerformed().

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◆ selectNoLetter()

static boolean net.sf.gridarta.textedit.textarea.TextUtilities.selectNoLetter	(	final char	ch,
		final String	noWordSep
	)

staticprivate

Returns whether a character is not part of a word.

Parameters

ch	the character
noWordSep	characters that are not part of a word; may be null

Returns: whether the character is not part of a word

Definition at line 197 of file TextUtilities.java.

Referenced by net.sf.gridarta.textedit.textarea.TextUtilities.findWordEnd(), and net.sf.gridarta.textedit.textarea.TextUtilities.findWordStart().

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The documentation for this class was generated from the following file:

gridarta-gridarta/src/textedit/src/main/java/net/sf/gridarta/textedit/textarea/TextUtilities.java