50 lines
1.0 KiB
Bash
Executable File
50 lines
1.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# https://github.com/onespaceman/menu-calc
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# Calculator for use with rofi/dmenu(2)
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# Copying to the clipboard requires xclip
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usage() {
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echo " $(tput bold)menu calc$(tput sgr0)
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A calculator for use with Rofi or dmenu(2)
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Basic usage:
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= 4+2
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= (4+2)/(4+3)
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= 4^2
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= sqrt(4)
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= c(2)
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The answer can be used for further calculations
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The expression may need quotation marks if
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launched outside of Rofi/dmenu"
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exit
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}
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case $1 in
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-h|--help) usage ;;
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esac
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# Path to menu application
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if [[ -n $(command -v rofi) ]]; then
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menu="$(command -v rofi) -dmenu"
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elif [[ -n $(command -v dmenu) ]]; then
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menu="$(command -v dmenu)"
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else
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echo >&2 "Rofi or dmenu not found"
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exit
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fi
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answer=$(echo "$@" | bc -l | sed '/\./ s/\.\{0,1\}0\{1,\}$//')
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action=$(echo -e "Copy to clipboard\nClear\nClose" |
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$menu -p "= $answer")
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case $action in
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"Clear") $0 ;;
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"Copy to clipboard") echo -n "$answer" | xclip ;;
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"Close") ;;
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"") ;;
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*) $0 "$answer $action" ;;
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esac
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