add script to show/hide desktop icons

desktop-icons

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Toggle the visibility of Desktop icons.
+
+# Desktop icons are visible if the CreateDesktop setting is missing or
+# if it exists and is set to 1, true, yes, or on (case insensitive).
+# Desktop icons are hidden if the CreateDesktop setting exists and
+# is set to any value other than 1, true, yes, or on.
+
+# The $icons variable is the value of CreateDesktop if it exists or is
+# the empty string if it doesn't.
+
+icons=`defaults read com.apple.finder CreateDesktop 2> /dev/null`
+
+shopt -s nocasematch
+case "$icons" in
+  "" | "1" | "true" | "yes" | "on" )
+    defaults write com.apple.finder CreateDesktop 0 && killall Finder;;
+  * )
+    defaults write com.apple.finder CreateDesktop 1 && killall Finder;;
+esac