Perl's Tk module provides a complete interface to Tk, a GUI toolkit, while providing an object oriented interface to Perl code.
Tk is a graphical user interface toolkit for Perl.
Questions tagged [perltk]
95 questions
0
votes
2 answers
How do I clear a Frame's value in Perl/Tk?
In Perl/Tk I have designed one interface in that I have one frame.
That frame has an Entry and Text box. When I am clicking the button
those Entry and Text value has to clear in the Frame. I know that I can
access each object then I can clear…
Pavunkumar
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0
votes
2 answers
Unable to print arguments in perl tk callback
When submit button is clicked, a callback function should be called. printing all arguments passed during callback doesn't work. But it enters callback function. How can I access passed variables so that I can insert into table.
sub registerStu {
…
Sam
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- 13
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1 answer
How to do map path to completion in Perl/Tk
The linux system in my server comes with Perl v5.14.1, and it seems like this version of Perl do not support Tk-PathEntry widget (pls refer to : https://code.activestate.com/ppm/Tk-PathEntry/). May I know is there any alternate way that I can do so…
Grace
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- 21
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votes
1 answer
How do I clear the text within an entry or text widget when I mouse click on that entry/text in Perl/Tk
Can someone shed some lights on with my problem as title? I have both text and entry widgets within the form I created, but somehow I wish if I could do something such as for some of the text and entry widgets, I'll place the "" wording in it and…
Grace
- 440
- 3
- 6
- 21
0
votes
1 answer
perl how to print to a perl/tk listbox
how to i send print output to a perl/tk list box, there can be unlimited lines of print.
i know how to create the list box but don't now how to call the listbox and print to it.
this is the code that produces the print line by line.
[code]
…
user3360439
- 359
- 1
- 4
- 13
0
votes
1 answer
Multi Line input using Perl/Tk
I was trying GUI in Perl using Perl/Tk. I couldn't find a way to take multi line text input from the user using any widget. For single line "Entry" can be used but I could find nothing for multi line input. Is there any way?
chappa
- 95
- 1
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- 12
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2 answers
Checkbutton in perl Tk is selecting all options
I'm creating a list of checkbuttons in perl tk using a loop.
$i=1;
$n=5;
@x=1;
while($i <= $n){
$mw->Checkbutton(->text=>$i,-variable=>\$ckval,->command=>sub{
if($ckval){print $i}
})->pack;
$i=$i+@x;
…
g3nair
- 137
- 5
0
votes
1 answer
Line number and column number in Text Widget
Is there some method which tells you the line number and column number of a Text widget in Perl/Tk?
Liam Willis
- 661
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- 17
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votes
1 answer
Deselect text programmatically
I am using a Text widget.
I have over-ridden the right click to display a popup menu in my Perl/Tk GUI. But whenever I right click at any position, the text from the earlier cursor location till the location where I have right clicked gets…
Liam Willis
- 661
- 6
- 17
0
votes
2 answers
Multiple undo/redo in Scrolled widged
I know that I can implement multiple undo using the TextUndo widget. But that doesn't do the redo function.
How can I implement both multiple undo and multiple redo?
Liam Willis
- 661
- 6
- 17
0
votes
1 answer
Check if Text widget has been modified
I have a Button and a Text Widget. When a user click the Button, I want to know if the text in the Text Widget has been modified since the last time the user clicked the Button.
How do I check this?
Liam Willis
- 661
- 6
- 17
0
votes
3 answers
Stop after first find within two knowns, print, then continue searching file in perl
I am writing in Perl and would like assistance.
I am trying to write a program to find "Bobby" and print the line of text with "display".
I have already written the program and have it working except one little flaw.
If "Bobby" is present multiple…
Spartakus
- 69
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- 10
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votes
1 answer
Perl tk - tab between entry widgets
I have a very simple GUI which interacts with postgresql database. The mainframe is split into 4 quadrants with each quadrant having 4 Entry Widgets. Here is an example code of one quadrant
my $f_blue = $bottom_half->Frame(-bg=>'BLUE')->…
moadeep
- 3,988
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- 72
0
votes
1 answer
Reading a unix command output with Perl
I need to run a command with variables inside of the command. I need to capture the output and save it in either one line varible or an array, it doesn't matter. It's going to be pasted into a textbox in Tk anyways.
I've tried:
my @array =…
Jesse Hernandez
- 307
- 2
- 15
0
votes
1 answer
Perl Tk error "Invalid value for shared scalar"
I got problem with scalars in my program.
I got code like this:
use threads;
use threads::shared;
use Tk;
$mw = new MainWindow;
my $label = undef;
share($label) my $ok = undef;
share($ok)
HERE IS BUTTON WITH OPTION -command =>…
Kamil Hajduk
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