made scroll speed code work also with xwayland windows

Tricks.md

@@ -284,19 +284,29 @@ This script set 6x scroll speed only if app like chromium is focused, require ht
 
 ```python
 #!/usr/bin/env python
-import i3ipc, re
-r = re.compile(r'chrom|telegram|Master PDF Editor|typora',re.I)
+import i3ipc
+scroll_apps = ['discord']
+default_speed = 1  # Reading current value would be nice
+
+
 def on_window_focus(i3, e):
-    c = e.container.app_id
-    if not c:
+    v = default_speed
+    window_class = getattr(e.container, 'window_class', None)
+    app_id = getattr(e.container, 'app_id', None)
+    if window_class:
+        c = window_class
+    elif app_id:
+        c = app_id
+    else:
         return
-    v = 1
-    if r.search(c):
-        v = 6
-    i3.command(f"input type:pointer scroll_factor {v}")
+
+    if c in scroll_apps:
+        v = 8
+    i3.command(f'input type:pointer scroll_factor {v}')
+
 
 i3 = i3ipc.Connection()
-i3.on("window::focus", on_window_focus)
+i3.on('window::focus', on_window_focus)
 i3.main()
 ```