Unity Launcher Icon Resize Python Script Script was made for the Unity 2D Icon resize feature because myunity was not possible. This script makes this easy to resize the icon. Usage: sudo ./script.py xx e.g. sudo ./script.py 32

unity-2d-icon-size

#!/usr/bin/python

import shutil
import sys
import os

def getparent (content, line_nr):
    for i in range (line_nr - 1, -1, -1):
        if "{" in content[i].lstrip():
            return content[i].lstrip().split(" ")[0]

def change_line (content, key, value, parent):
    line_nr = 0
    for line in content:
        if line.lstrip().startswith(key + ":"):
            lparent = getparent(content, line_nr)
            if parent == lparent:
                content[line_nr] = key + ": " + value + "\n"
                return content
        line_nr = line_nr + 1        

def load_file (filename):
    file = open (filename, "r")
    content = file.readlines()
    file.close()
    return content
    
def write_file (filename, content):
    shutil.copyfile (filename, filename + ".bak")
    file = open (filename, "w")
    for line in content:
        file.write (line)
    file.close()
    return 
            
shell_qml = "/usr/share/unity-2d/shell/Shell.qml"
icontile_qml = "/usr/share/unity-2d/shell/common/IconTile.qml"
launcherlist_qml = "/usr/share/unity-2d/shell/launcher/LauncherList.qml"
launcheritem_qml = "/usr/share/unity-2d/shell/launcher/LauncherItem.qml"

if (len(sys.argv) > 1):
    icon_size = int(sys.argv[1])
else:
    sys.exit("Please enter your desired icon size as the first argument.")
    
if not os.geteuid() == 0:
    sys.exit("Script must be run as root.")
 
content = load_file (shell_qml)
content = change_line (content, "width", str (icon_size + 16), "LauncherLoader")
write_file (shell_qml, content)
content = load_file (icontile_qml)
content = change_line (content, "sourceSize.width", str (icon_size), "Image")
content = change_line (content, "sourceSize.height", str (icon_size), "Image")
write_file (icontile_qml, content)
content = load_file (launcherlist_qml)
content = change_line (content, "property int tileSize", str (icon_size + 6), "AutoScrollingListView")
content = change_line (content, "property int selectionOutlineSize", str (icon_size + 16), "AutoScrollingListView")
write_file (launcherlist_qml, content)