StylesheetRefresh.FCMacro

__Name__            = 'Stylesheet Refresh'
__Comment__         = 'Refreshes the stylesheet - very useful when creating a theme and wanting to apply newly saved changes'
__Author__          = 'Axeia'
__Version__         = '3' 
__Date__            = '2023-06-16'
__License__         = 'CC0-1.0'
__Web__             = ''
__Wiki__            = ''
__Icon__            = 'https://svgur.com/i/vLj.svg'
__Help__            = ''
__Status__          = ''
__Requires__        = 'FreeCAD >= v0.20'
__Communication__   = 'https://forum.freecad.org/memberlist.php?mode=viewprofile&u=54199'
__Files__           = ''

# svg source can be found over here: https://www.svgviewer.dev/s/uVkJa2ZE
import FreeCAD
import os
from PySide2 import QtGui

stylesheetFileName = FreeCAD.ParamGet(
    "User parameter:BaseApp/Preferences/MainWindow"
).GetString('StyleSheet')
stylesheetsRelativePath = ['Gui', 'Stylesheets', stylesheetFileName]
mainWindowInstance = QtGui.QGuiApplication.instance()
stylesheetUserFilePath = os.path.join(FreeCAD.getUserAppDataDir(), *stylesheetsRelativePath)
stylesheetMainFilePath = os.path.join(FreeCAD.getResourceDir(), *stylesheetsRelativePath) 

currentStyleSheetPath = ''
if os.path.exists(stylesheetUserFilePath):
    currentStyleSheetPath = stylesheetUserFilePath
else:
    currentStyleSheetPath = stylesheetMainFilePath

with open(currentStyleSheetPath, 'r', encoding='utf-8') as f:
    stylesheetContent = f.read()
    mainWindowInstance.setStyleSheet(stylesheetContent)
    FreeCAD.Console.PrintMessage(f"Reloaded {stylesheetFileName} from: {currentStyleSheetPath}\n")