All Questions
Tagged with tk-toolkit r
89 questions
0
votes
0
answers
92
views
How to get a frame geometry on window resize using R and TCL/TK
I would like to scale an image according to the size of a frame that is not the toplevel, for that I'm trying to get the geometry of said frame and re-plot the image according to the results that will ...
- 159
0
votes
1
answer
239
views
Is there a way to specify tcltk version within R?
I was asked if I could "fix" the R script that was created in version 3.2.2 that ceased to work in version 4.2.2.
The script turned out to be Tcl/tk interface using tcltk package. The script ...
- 579
2
votes
0
answers
92
views
Having problems when starting a .R script using a button in a tkinter GUI
I'm currently working on a GUI for a R script I have written earlier. Since I have some experience in Python I decided to use tkinter for that.
The GUI should mainly consist of a few entry-options and ...
- 21
0
votes
0
answers
805
views
TCL/TK support in R 4.1.1
I would like to have TLC/TK support in R 4.1.1 (on a Linux Ubuntu machine).
What additional packages shall I install ?
> capabilities()
jpeg png tiff tcltk ...
- 365
1
vote
0
answers
63
views
Setting up TclArray in R
I am new to coding and I am trying to set up TclArray in R, so anytime users checks the checkbutton in GUI, TclArray will get input 0 or 1. The issues in my code occurs in value2, the code does not ...
0
votes
0
answers
88
views
R/Tcltk conditional file menu command assignment
I would like to, given certain conditions are met, to change the command of a menu function after it is created. Given the code:
createMenu <- function(e) {
topMenu <- tkmenu(e$wnd)
...
- 737
3
votes
1
answer
504
views
R - Update text entry box (tkentry) based on value selected in dropdown (ttkcombobox)
I'm still quite new to R and tcltk / GUI programming.
Here is a simple GUI and what I would like to happen is for the text entry box to change to a different value depending on what the user selects ...
- 240
4
votes
0
answers
875
views
Information about "Warning: no DISPLAY variable so Tk is not available" in shinyapps.io logs
I have deployed my shinyapp online and I am constantly checking my logs for possible problems.
A warning message that often appears when some users connect to the platform is the following:
Warning: ...
- 605
1
vote
0
answers
74
views
combobox example: tk2list.configure could not be found
I am following A tk2combobox example from R tk2widgets examples.
Executing these lines
library(tcltk2)
tt2 <- tktoplevel()
cb <- tk2combobox(tt2)
tkgrid(cb)
## Fill the ...
- 347
1
vote
0
answers
1k
views
Error “.onLoad failed in loadNamespace() for 'tcltk'”
I'm pretty new to R in Ubuntu.
I am running R (3.5.0) in Rstudio 1.1.456 through Anaconda.
The operating system is Ubuntu 18.04.
In R studio I select the package Rcmdr:
> library("Rcmdr", lib....
- 2,140
0
votes
1
answer
241
views
How to access and modify a sibling of a Tcl/Tk object in R
In short:
I use tcltk package in R. But non-R users may suggest ideas too and provide examples in other language than R.
I have a list of Tcl/Tk objects in R <Tcl> .1.1.1.1 .1.1.1.2 .1.1.1.3 ...
- 5,530
4
votes
1
answer
156
views
R tkrplot layout issue
I've got a problem with extra space being put to the right and below plots made with tkrplot in R, as below. I've tried changing hscale and vscale, but all that does is magnify/reduce the overall size ...
- 40.6k
0
votes
1
answer
59
views
tk2combobox: how to control response to up/down arrow keys
I've got a UI in R using tk2combobox.
If the control has focus, and I hit the "down-arrow" key, it expands the list, rather than changing the selection.
It doesn't actually change the selection until ...
- 40.6k
0
votes
1
answer
508
views
Getting list of windows in Tk and destroying specific ones (R)
I was wondering if it is possible to get a list of windows in Tk, and destroy specific ones. I am working in R using the tcltk interface, and am calling a function written by someone else a long time ...
user10060310
0
votes
1
answer
500
views
Active window in R
I have a problem with R in Microsoft Windows.
When I run a script from 'R console' (Rgui) with source('script_file'), and my script creates a graphic device, I use bringToTop() to switch the focus ...
1
vote
1
answer
342
views
Filename in text box using tcltk in R
Using tcltk to create a GUI in R, I want to make a non-editable text box that displays the name of the save file that was selected by the user. I am able to create the button and the box, but I ...
- 69
3
votes
1
answer
635
views
Rstudio specific issue with the tcltk package
I am trying to compile an interactive code that prompts for user input.
I used the tcltk package for various dialog boxes and everything seemed to work fine, until it stopped working today. It should ...
- 123
2
votes
0
answers
229
views
How to get geoR and sp R packages working in AWS Linux EC2 AMI
My end goal is to be able to use the geoR and sp packages in R on an AWS EC2 Linux instance. The first hurdle is getting an older version of R since 3.3 doesn't support TCL/TK (at least that I've ...
- 125
0
votes
0
answers
233
views
How to communicate with Shiny and TclTk widget in R
I am writing a program in Shiny, but I want to use TclTk for the beginning because it looks cleaner. I want to pass data that is gathered in TclTk to Shiny. I think I can do this by writing a CSV file ...
- 11
0
votes
0
answers
49
views
R Unexpected line feed after tk_choose.dir
When using the folder picker tk_choose.dir from the tcltk module in R, I get intermittent and unexpected line feeds in the console afterward. Whatever I try to get rid of it, nothing works but ...
0
votes
0
answers
67
views
set default filter in gfile open dialog
I am using gWidgets2tcltk to produce a simple gfile() open dialog with filter= to select only CSV files.
How can I make this CSV filter the default filter?
This almost does what I want:
library(...
- 19k
0
votes
2
answers
790
views
R tcltk: error when trying to display a png file depending on the OS
This is an issue I am encountering for different pieces of codes I am writing in R.
Basically, I would like to generate a window that displays a picture (a .png file). Following for instance ...
2
votes
2
answers
1k
views
Returning variable from TclTk GUI in R
I've followed the TclTk example for creating a listbox to let the user choose their favorite fruit (see code below). The example prints the user's choice and that's it. However, I want to use that ...
- 523
1
vote
1
answer
498
views
How to maximize a window?
I have found a way to query whether a tk window is maximized:
library(tcltk)
w <- tktoplevel()
tkwm.state(w) # Query the current state; returns "normal" if not maximized
# The possible states ...
- 8,730
1
vote
0
answers
188
views
R with tcltk: Why should I add widgets to the parents env (environment) variable?
When creating GUIs with the R package tcltk it seems to be a best practice to add child widgets to the parent's environment stored in the env variable of the parent, e. g.
library(tcltk)
win2 <- ...
- 8,730
0
votes
1
answer
348
views
Hidden OK button because of window size in Tcl-tk
I have the following problem, described in the image above.
Actually sometimes when I use my script the "OK" button shows, and not at other times when I use the script. If I make the window bigger ...
- 183
3
votes
0
answers
303
views
How to control X11 windows grouping in R/tcltk
I am working on a GUI in R using tcltk and tcltk2 package. I have plenty of windows which are children of my main toplevel window called base.
I want the windows manager to treat all children as ...
0
votes
1
answer
650
views
TCL error with "unfold" function in survival analysis
I am trying to use the unfold function from package RcmdrPlugin.survival.
I used the following command:
long.df <- unfold(testdf,time="deathint", event="death",
cov=list(31:70,71:...
- 3
1
vote
1
answer
333
views
R tcltk responsive gui during calculation
Hello dear stack overflow community.
i'm currently working on an R project for statistical calculations that involves a gui and also time consuming heuristics. in the gui shall be an button to start ...
- 11
2
votes
1
answer
1k
views
R with tcltk/tcltk2: Improve slow performance when displaying big data.frame with TkTable?
Please see two edits below (added later)...
I have loaded a big data.frame into memory (2.7 mio rows and 7 columns - 74 MB of RAM).
If I want to view the data using Tcl/Tk's Tktable widget via the ...
- 8,730
0
votes
1
answer
575
views
R GUI with tcltk package: tkget() throws error when reading text property: "[tcl] bad option "get": must be cget or configure"
When I run a pure Tcl/Tk script I can read the text property of a label with the cget command:
$ wish
% label .lb -text "Read this"
pack .lb
.lb cget -text
.lb
% % Read this
If I try to do this in R ...
- 8,730
1
vote
0
answers
754
views
R with tcltk: How to compile Tcl/Tk's "Img" package for Windows 64 Bit?
I am using R3.2.3 64 Bit Version on Windows 7.
The R installation comes with Tcl/Tk and I can find some preinstalled Tcl/Tk packages (Tktable, dde1.3 and reg1.2) in the installation path:
/R/R-3.2.3/...
- 8,730
0
votes
1
answer
198
views
R FAQ for package tcltk mentions "teacup". What is this and how can I use it?
In the R FAQ section 4.6 (Package TclTk does not work) I found the following sentence:
... although they [missing Tcl/tk packages] may be downloaded via the Teacup facility
What is "teacup"? How ...
- 8,730
2
votes
1
answer
762
views
tcltk not loading and causes R-gui to become unresponsive or crash
I've run into a problem with getting tcltk to run properly on r-gui. It's a required package for one of the packages (aplpack) I'd like to work with.
Preliminary Stuff
13" Macbook Air
OSX Yosemite - ...
- 83
0
votes
0
answers
548
views
In R tcltk, how to check whether a widget exists and replace it if it does?
I'm working on a tcltk interface in R that creates a set of drop down combo boxes based on the fields in whichever dataset is loaded by the user. Right now I have a button ("getbox") to press after ...
- 159
0
votes
1
answer
697
views
Can tkgrid() and tkpack() be used in the same function or window in R, or is there an alternative to tkframe()?
I'm creating a user interface using tcl/tk in R. I need to include several buttons and other widgets in a single top level window and I need to group some widgets into a container within the top level ...
- 159
4
votes
1
answer
2k
views
Displaying data in a pop up window (table widget) using tcltk in R - why is it dropping the last row of data?
I'm struggling with creating a widget to view a table in a pop up window using tcl/tk. I'm following this example: http://r.789695.n4.nabble.com/Tck-tk-help-td1837711.html
But when I run the script ...
- 159
0
votes
1
answer
271
views
Change tklabel to file name opened by tkbutton function in R
I am working on creating a widget in R that can open a file and show the characteristics of that file within the same widget. I want this information to be updated automatically when loading the file. ...
- 61
1
vote
1
answer
61
views
Tcl/Tk Referencing user-selected values in script
A quick question regarding Tcl/Tk and R. Below I have a slice of code that corresponds with a Tk button that executes the ToDo<-function(){...}.
My presumption is that both summary.myData() and ...
- 531
1
vote
1
answer
764
views
getting values in R from tkentry() widgets
I'm trying to create a small interactive window in which user (for now me) can enter specific information regarding power calculations (test name, number of groups, type of data) in order to perform ...
0
votes
1
answer
239
views
tcltk R - how to access value returned by function
I just started with tcltk and R. And I am having troubles accessing a computed value by a function called myFun1 when calling a second function myFun2:
Here is a simplified version of my UI:
Simple ...
- 6,476
0
votes
1
answer
480
views
tkprogressbar doesn't fit the window
I am programming a GUI and want to use a progress bar. My code:
load <- function(x,y){
k <- 10
bar <- tkProgressBar(title = "Bla ...",
label = "Progress", ...
- 1
0
votes
0
answers
470
views
Extracting value from tcl Tk Widget
For the below code, I want to extract the value of fruitChoice as a character instead of the message box so that it can be used as an input in R script. Can you please advice what will be the way to ...
0
votes
1
answer
1k
views
How to center a toplevel window in R / tcltk
I'm new to R and tcltk. I use tcltk to create a window.
Every time I call tktoplevel(), the new window appear at top left of the screen, and I have to move it myself every time. I know how to ...
- 13
16
votes
7
answers
38k
views
Error ".onLoad failed in loadNamespace() for 'tcltk'"
I have a general question about how to effectively load any kind of external package into R. I have found that many sources detailing this information are simply insufficient, but I will leave out ...
- 3,014
2
votes
1
answer
804
views
R tcl tk: How do I pass a variable to a button command?
How would I pass the value of num in a command function of a button?
f.frame <- tktoplevel()
numIDs = 50;
bs = list();
OnPress <- function (inum) { print (inum) }
for (num in 1:numIDs) {
...
- 12.6k
1
vote
1
answer
156
views
R tcltk: How to add buttons in array
This code will produce 50 buttons. I would like to put them in an array so I can reference them later and change their attribute based on some condition. My code is as follows:
numIDs = 50;
bs = ...
- 12.6k
1
vote
0
answers
303
views
How to run tcl code in r
I have used SpecTcl which a WYSIWYG GUI-Builder for Tcl/Tk (http://sourceforge.net/projects/spectcl/) to create a gui, which has the output as tcl code. How can I use this gui in R script?
user2728203
0
votes
1
answer
382
views
R tcltk horizontal row of buttons
This code will produce a vertical list of buttons. How do I create a horizontal list of buttons each having a different command function?
f.frame <- tkframe (w.top)
for(i in 1:10)
tkpack (...
- 12.6k
2
votes
1
answer
105
views
R Tcl/Tk: OnReset not working after OnSubmit
In the following code I would like to reset the entry fields, but once I hit the Submit button, I can not reset them any more. If I do Reset before the Submit button then everything is ok. What am I ...
- 12.6k