What is Tk in Ruby?
The standard graphical user interface (GUI) for Ruby is Tk. Tk started out as the GUI for the Tcl scripting language developed by John Ousterhout. Tk has the unique distinction of being the only cross-platform GUI. Tk runs on Windows, Mac, and Linux and provides a native look-and-feel on each operating system.
How to install Tk for Ruby?
To install Tk and Ruby’s Tk bindings, simply install the libtcltk-ruby package. This will install Tk and Ruby’s Tk bindings in addition to any other packages needed to run Tk programs written in Ruby. You can either do this from the graphical package manager or by running the following command in a terminal.
How do I know if TK is installed?
Running python -m tkinter from the command line should open a window demonstrating a simple Tk interface, letting you know that tkinter is properly installed on your system, and also showing what version of Tcl/Tk is installed, so you can read the Tcl/Tk documentation specific to that version.
How do I know if Tk is installed?
How do I install TCL Tk on Windows 10?
Installation on Windows Download the latest version for windows installer from the list of Active Tcl binaries available. The active Tcl community edition is free for personal use. Run the downloaded executable to install the Tcl, which can be done by following the on screen instructions.
Is TCL still used?
It is commonly used embedded into C applications, for rapid prototyping, scripted applications, GUIs, and testing. Tcl interpreters are available for many operating systems, allowing Tcl code to run on a wide variety of systems….Tcl.
| Website | www.tcl-lang.org www.tcl.tk |
| Major implementations | |
|---|---|
| ActiveTcl Androwish | |
| Dialects | |
| Jim |
Why you should not use Tcl?
1) Tcl was not designed to be a serious programming language. 2) Tcl lacks arrays. 3) Tcl lacks structures from which you can make linked lists. 4) Tcl is inherently slow.
Is Tcl faster than Python?
However, Tcl, which traditionally stores all data as strings, is weak on data structures, and executes typical code much slower than Python. Of course, pure Python development is much quicker than having to write and debug a C or C++ component. It has been said that Tcl’s one redeeming quality is the Tk toolkit.
Is tkinter the same as tk?
The tkinter package (“Tk interface”) is the standard Python interface to the Tcl/Tk GUI toolkit. Both Tk and tkinter are available on most Unix platforms, including macOS, as well as on Windows systems.
What is the difference between tk and tkinter?
The only difference between Tkinter and tkinter is that Tkinter was initially used with Python 2 and tkinter is used for working with Python 3 or later versions.
Is TCL language still used?
Tcl is great as an extension language for applications. Consequently, Tcl is used in many applications for command input/scripting. Especially in chip design, which Tcl was created for (Tool Control Language). Tcl is also easy to link into your executable.
How to create a simple TK program in Ruby?
Simple Tk Application A typical structure for Ruby/Tk programs is to create the main or root window (an instance of TkRoot), add widgets to it to build up the user interface, and then start the main event loop by calling Tk.mainloop. The traditional Hello, World! example for Ruby/Tk looks something like this −
Where can I download the Ruby Tk bindings?
There are three geometry managers; place, grid and pack that are responsible for controlling the size and location of each of the widgets in the interface. The Ruby Tk bindings are distributed with Ruby but Tk is a separate installation. Windows users can download a single click Tk installation from ActiveState’s ActiveTcl.
Do you need tcltklib for Ruby / TK?
Add this line to your application’s Gemfile: Or install it yourself as: If you want to use Ruby/Tk (tk.rb and so on), you must have tcltklib.so which is working correctly. When you have some troubles on compiling, please read README.tcltklib and README.ActiveTcl.
Where can I download Ruby single click TK?
Windows users can download a single click Tk installation from ActiveState’s ActiveTcl. Mac and Linux users may not need to install it because there is a great chance that its already installed along with OS but if not, you can download prebuilt packages or get the source from the Tcl Developer Xchange.