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Diffstat (limited to 'Master/tlpkg/tlperl.straw/lib/Tk/TextUndo.pod')
-rwxr-xr-x | Master/tlpkg/tlperl.straw/lib/Tk/TextUndo.pod | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl.straw/lib/Tk/TextUndo.pod b/Master/tlpkg/tlperl.straw/lib/Tk/TextUndo.pod new file mode 100755 index 00000000000..2b9d98a3c4a --- /dev/null +++ b/Master/tlpkg/tlperl.straw/lib/Tk/TextUndo.pod @@ -0,0 +1,73 @@ + +=head1 NAME + +Tk::TextUndo - perl/tk text widget with bindings to undo changes. + +=for pm Tk/TextUndo.pm + +=for category Derived Widgets + +=head1 SYNOPSIS + +S< >B<use Tk::TextUndo;> + +S< >I<$testundo> = I<$parent>-E<gt>B<TextUndo>(?I<-option>=E<gt>I<value>, ...?); + +=head1 DESCRIPTION + +This IS-A text widget with an unlimited 'undo' history but without +a re'undo' capability. + +=head2 Bindings + +The C<TextUndo> widget has the same bindings as the L<Text|Tk::Text> widget. +In addition there are the following bindings: + +=over 4 + +=item Event <L4> <<Undo>> + +undo the last change. Pressing <L4> several times undo +step by step the changes made to the text widget. + +=back + +=head2 Methods + +The C<TextUndo> widget has the same methods as C<Text> widget. +Additional methods for the C<TextUndo> widget are: + +=over 4 + +=item $text->Load($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. + +=item $text->Save(?$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. + +=item $text->FileName(?$otherfilename?) + +If passed an argument sets the file name associated with the loaded +document. Returns the current file name associated with the document. + +=back + +=head1 KEYS + +widget, text, undo + +=head1 SEE ALSO + +L<Tk::Text>, L<Tk::ROText> + +=cut + |