add another example script

scripts/examples/spmenu_pdflist.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+c="$(find *.pdf -type f | wc -l)"
+i=1
+[ -z "$prefix" ] && prefix="/tmp/.list_pdfs"; mkdir -p ${prefix}
+[ -z "$RUNLAUNCHER" ] && RUNLAUNCHER="spmenu"
+[ -z "$RUNLAUNCHER_ARGS" ] && RUNLAUNCHER_ARGS="-l 40 -g 1 -is 400 -ngc"
+
+print_list() {
+    while true; do
+        file="$(find *.pdf -type f | sed -n "$i","$i"p | grep pdf)"
+        [ ! -f "$file" ] && continue
+
+        pdftoppm -jpeg -f 1 -singlefile "$file" > "${prefix}/file-$i.jpg"
+
+        [ -f "$prefix/file-$i.jpg" ] && imageprefix="IMG:" && image="$prefix/file-$i.jpg"
+
+        printf "%s%s\t%s\n" "$imageprefix" "$image" "$file"
+
+        # ++
+        [ "$i" = "$c" ] || [ "$i" -gt "$c" ] && break;
+        i="$(expr $i + 1)"
+    done
+}
+
+sel_file="$(print_list | sed "s/\&/\&/g" | $RUNLAUNCHER $RUNLAUNCHER_ARGS | sed "s/\&/\&/g")"
+
+[ -n "$sel_file" ] && zathura "$sel_file"