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trim repeated code, nav with backspace
+12
-19
+12
-19
shlide
+12
-19
shlide
···
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# Capture Ctrl+C.
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trap 'die' INT
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# Don't go below 0.
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[[ "$i" -lt 0 ]] && i=0
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+
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# Display END reached prompt, and then exit.
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[[ "$i" -eq "$total" ]] && {
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if [[ "$i" -eq "$total" ]]; then
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display_end
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read -rsn1 input
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case "$input" in
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"j"|"n"|"q")
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die
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;;
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*)
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((i=0))
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;;
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esac
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}
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else
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display "$(<"${slides[$i]}")" "${slides[$i]}" "$i" "$total"
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fi
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# Don't go below 0.
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[[ "$i" -lt 0 ]] && i=0
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# Navigate on j/k/n/p and quit on q.
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display "$(<"${slides[$i]}")" "${slides[$i]}" "$i" "$total"
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# Navigation
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read -rsn1 input
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case "$input" in
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"j"|"n"|"")
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case "$input" in
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"j"|"n"|""|";")
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[[ "$i" -eq "$total" ]] && die
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((++i))
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;;
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"k"|"p")
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"k"|"p"|""|",")
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((--i))
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;;
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"0")