https://github.com/cdrubin/bash_ui

respond to arrow keys for selections in bash scripts
https://github.com/cdrubin/bash_ui

bash ui

Last synced: 2 months ago
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respond to arrow keys for selections in bash scripts

• Host: GitHub
• URL: https://github.com/cdrubin/bash_ui
• Owner: cdrubin
• Created: 2015-11-19T12:44:24.000Z (about 9 years ago)
• Default Branch: master
• Last Pushed: 2024-11-09T19:03:46.000Z (3 months ago)
• Last Synced: 2024-11-09T19:35:52.708Z (3 months ago)
• Topics: bash, ui
• Language: Shell
• Homepage:
• Size: 34.2 KB
• Stars: 5
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# bash_ui 

Some helpful functions for making interactive bash scripts on Linux terminal respond to cursor keys for data entry.

(and now not dependent on tput from ncurses)

[_DOWNLOAD_](https://raw.githubusercontent.com/cdrubin/bash_ui/master/bash_ui.sh)

## _select_, _multi-select_ and _select value_

----------

### Example 1 (_select_):

Allow a user to select a path

```sh

source bash_ui.sh

CHOICES=`find . -maxdepth 1 -mindepth 1 -type d -printf '%f\n'`

choose_one

echo $CHOSEN

```

---------

### Example 2 (_select multiple_):

Ask user to select from a set of options

```sh

source bash_ui.sh

CHOICES=`find . -maxdepth 1 -mindepth 1 -type d -printf '%f\n'`

choose_multiple

echo $CHOSEN

```

---------

### Example 3 (_select_):

```sh

source bash_ui.sh

read -r -d '' CHOICES <&1 1>/dev/tty)

echo "Chosen home dir: $result"

```

----------

### Example 6 (_select multiple_)

```sh

#!/bin/bash

result=$(find /home -maxdepth 1 -mindepth 1 -type d -printf '%f\n' | ./shui multiple 2>&1 1>/dev/tty)

echo "Chosen home directories:"

echo "$result"

```

----------

### Example 7 (_select multiple from provided heredoc_)

```sh

#!/bin/bash

echo "Choose your favourite characters"

read -r -d '' CHOICES <<- EOS

Roger Ellison

Duiwel Dewet

Roger Rabbit

EOS

result=$(echo -e "$CHOICES" | ./shui 2>&1 1>/dev/tty)

```