Add window hover script, sticky floating window i3 keybind

.config/i3/config

@@ -112,6 +112,9 @@ bindsym $mod+Shift+e exec --no-startup-id prompt.sh "Logout and exit i3?" "i3-ms
 bindsym $mod+Shift+s exec --no-startup-id prompt.sh "Shutdown computer?" "poweroff"
 bindsym $mod+Shift+w exec --no-startup-id prompt.sh "Reboot computer?" "reboot"
 
+# Sticky floating window
+bindsym $mod+Shift+f fullscreen disable, floating enable, sticky enable; exec --no-startup-id $HOME/.scripts/wm/hover.sh
+
 #--- Workspace bindings ---#
 
 set $ws1  "1 "

.scripts/wm/hover.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+# Enable mathematics in POSIX shell
+calc() { awk "BEGIN{print $*}"; }
+
+# Calculate size
+MON_WIDTH=$(xdotool getdisplaygeometry | awk '{print $1}')
+MON_HEIGHT=$(xdotool getdisplaygeometry | awk '{print $2}')
+NEW_WIDTH=$(calc "$MON_WIDTH * 0.25")
+NEW_HEIGHT=$(calc "$NEW_WIDTH / 16 * 9")
+
+# Calculate position
+BORDER=23
+X=$(calc "$MON_WIDTH - $NEW_WIDTH - $BORDER")
+Y=$(calc "$MON_HEIGHT - $NEW_HEIGHT - $BORDER")
+
+# Set window
+CURRENT=$(xdotool getwindowfocus)
+xdotool windowsize "$CURRENT" "$NEW_WIDTH" "$NEW_HEIGHT"
+xdotool windowmove "$CURRENT" "$X" "$Y"