example nsxiv configs

.config/nsxiv/exec/image-info

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+#!/bin/sh
+s="  " # field separator
+
+exec 2>/dev/null
+
+filename=$(basename -- "$1")
+filesize=$(du -Hh -- "$1" | cut -f 1)
+geometry="${2}x${3}"
+
+echo "${filesize}${s}${geometry}${s}${filename}"
+

.config/nsxiv/exec/key-handler

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+#!/bin/sh
+# shellcheck disable=2162
+rotate() {
+	degree="$1"
+	tr '\n' '\0' | xargs -0 realpath | sort | uniq | while read file; do
+		case "$(file -b -i "$file")" in
+		image/jpeg*) jpegtran -rotate "$degree" -copy all -outfile "$file" "$file" ;;
+		*)           mogrify  -rotate "$degree" "$file" ;;
+		esac
+	done
+}
+
+case "$1" in
+"C-x")      xclip -in -filter | tr '\n' ' ' | xclip -in -selection clipboard ;;
+"C-c")      while read file; do xclip -selection clipboard -target image/png "$file"; done ;;
+"C-g")      tr '\n' '\0' | xargs -0 gimp & ;;
+"C-comma")  rotate 270 ;;
+"C-period") rotate  90 ;;
+"C-slash")  rotate 180 ;;
+esac
+

.config/nsxiv/exec/thumb-info

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+#!/bin/sh
+
+s="  " # field separator
+
+exec 2>/dev/null
+
+filename=$(basename -- "$4")
+filesize=$(du -Hh -- "$4" | cut -f 1)
+
+echo "${filesize}${s}${filename}"
+

.config/nsxiv/exec/win-title

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+#!/bin/sh
+
+exec 2>/dev/null
+
+filename="${1##*/}"
+
+if [ -n "$4" ]; then # image mode
+	printf "%s" "nsxiv - ${filename} | ${4}x${5} ${6}% [${2}/${3}]"
+else
+	printf "%s" "nsxiv - ${filename} [${2}/${3}]"
+fi