Manual Reference Pages - TK::TEXTUNDO (3)
Tk::TextUndo - perl/tk text widget with bindings to undo changes.
$testundo = $parent-><B>TextUndoB>(?-option=>value, ...?);
This IS-A text widget with an unlimited undo history but without
a reundo capability.
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.
The TextUndo widget has the same methods as Text widget.
Additional methods for the TextUndo widget are:
Loads the contents of the $filename into the text widget. Load()
delete the previous contents of the text widget as well as its
undo history of the previous file.
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.
If passed an argument sets the file name associated with the loaded
document. Returns the current file name associated with the document.
widget, text, undo
|perl v5.20.3 ||TEXTUNDO (3) ||2013-11-15 |
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