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Questions tagged [curses]

Curses is a library for unix-ish computers that you can use to have better and more interactive consoles, including colors. It is used in some console games, like the original Rogue.

Curses is a library for unix-ish computers that you can use to have better and more interactive consoles, including colors. It is used in some console games, like the original Rogue.

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How to properly work with Curses::KEY_BACKSPACE in Ruby

Suppose that I have the following code: require 'curses' Curses.init_screen loop { ch = Curses.getch case ch when Curses::KEY_BACKSPACE Curses.addstr('Backspace \n') else Curses.addstr("Key: #{ch} \n") …
FrozenHeart
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Why the exit function doesn't actually terminate the program

Why the second thread doesn't actually terminate the program and application still waits for the input from the first thread? Curses.init_screen first = Thread.new do loop { Curses.getch } end second = Thread.new do Curses.close_screen …
FrozenHeart
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Python Curses showing segmentation fault

Im trying to create a pad which a bunch of text in it that ill then look to scroll through. However I just get a segmentation fault ? import curses,sys from curses import wrapper import random,string def main(stdscr): pad = curses.newpad(100,…
felix001
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How would I handle the event of a thread finishing in python?

Say I am parsing data from a few different exchanges, I want each extra to run simultaneously so I start each one up in its own process, but inside each process I want to add output string to a list then return that list to the main and output it to…
Jay Bell
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Global name not working in python

I am coding a program where I am using curses to create a UI and I have gotten the width and height of the terminal via a different command and I want to make those two variables global so that I can refer to them throughout the program without…
Jay Bell
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PDCurses KEY_ENTER does not work

Lets start with what my code looks like then I will explain my problem: int main { char ch; //Stores key presses initscr(); raw(); nonl(); keypad(stdscr, TRUE); noecho(); //Some code ch = getch(); switch (ch) { case KEY_UP:{ …
TheKingOfAtlantis
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Is there a mistake in the curses module in the Python library?

I am using Eclipse with PyDev and Python 3.4.1. I would like to try the curses lib included with Python. I have read the documentation for Python 3.4.1 and the tutorial there gives the code: import curses stdscr = curses.initscr() However, I am…
Klik
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Curses.getstr cleans windows on the first call

The first Curses.getstr call clears another window. On later calls it doesn't happen. require "curses" Curses.init_screen window = Curses::Window.new(10, 10, 5, 0) window.scrollok true Thread.new do loop do window.addstr…
Nakilon
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Printing dictionary where the keys are static, and values dynamic in terminal

I have a REST URL It returns a large JSON object as a dictionary. {"id": 1, "name" : bobert, "cash" : 100} I'm doing the basic print key, value, however here's the challenge: I need it to look like this. id : 1 name : bobert cash : 100 ^^^ I…
Balrizangor
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Python, Curses, Dictionary not updating outside of loop

I am having trouble where a dictionary is not updating its contents where some of the contents are defined by a variable in a loop after the dictionary is defined. It reads the initial value of the variable the first run just fine, but after the…
jslay
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libncurses: non-blocking STDIN + select on socket

I'm using select to do non-blocking reads from a socket and STDIN. In pseudo-code: loop readable = select(socket, STDIN) foreach input in readable if input == STDIN handle_keyboard_input(read(STDIN)) else …
rlkw1024
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How do I show a statement repeatedly on the command line using curses?

I'm struggling a little with curses module in Python. I'm trying to get it to show this constantly updating statement (in a loop): print(i/(time.time()-start_time)) on one line rather than multiple lines. What's the easiest way?
cjm2671
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Event-style key input with python ncurses

I'm trying to create a python script that will do a load of computation while continually updating a curses interface (for the purposes of this question, just imagine it's a progress bar). The code is structured like this: while notDone: …
Jack M
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Importing rlcompleter causes terminal resize to fail?

Consider the following code. import curses import rlcompleter def main(stdscr): while 1: c = stdscr.get_wch() curses.wrapper(main) When I run this and resize my terminal, the program fails at the get_wch, saying Traceback (most recent…
chtenb
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How can I block certain keys in C++ with NCurses

I'm new to C/C++ and I'm making a simple text user interface with NCurses. Whenever I scroll up/down with the mouse wheel, or press arrow keys, the console echos characters like: "[[A^[[C^[[B^[[D" to show me that I've pressed the keys. I would…
Connor
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