TextUndo(3pm)						User Contributed Perl Documentation					     TextUndo(3pm)

NAME

       Tk::TextUndo - perl/tk text widget with bindings to undo changes.

SYNOPSIS

	   use Tk::TextUndo;

	   $testundo = $parent->TextUndo(?-option=>value, ...?);

DESCRIPTION

       This IS-A text widget with an unlimited 'undo' history but without a re'undo' capability.

   Bindings
       The "TextUndo" widget has the same bindings as the Text widget.	In addition there are the following bindings:

       Event <L4> <<Undo>>
	   undo the last change.  Pressing <L4> several times undo step by step the changes made to the text widget.

   Methods
       The "TextUndo" widget has the same methods as "Text" widget.  Additional methods for the "TextUndo" widget are:

       $text->Load($filename);
	   Loads the contents of the $filename into the text widget. Load() delete the previous contents of the text widget as well as it's undo
	   history of the previous file.

       $text->Save(?$otherfilename?)
	   Save contents of the text widget to a file. If the $otherfilename is not specified, the text widget contents writes the file of
	   $filename used in the last Load() call.  If no file was previously Load()'ed an error message pops up.  The default filename of the
	   last Load() call is not overwriten by $otherfilename.

       $text->FileName(?$otherfilename?)
	   If passed an argument sets the file name associated with the loaded document. Returns the current file name associated with the
	   document.

KEYS

       widget, text, undo

SEE ALSO

       Tk::Text, Tk::ROText

perl v5.14.2							    2010-05-29							     TextUndo(3pm)