Use cross-platform compatible cursors

see: https://lazka.github.io/pgi-docs/Gdk-3.0/classes/Cursor.html#Gdk.Cursor.new_from_name

Fixes #9800

gajim/chat_control.py

@@ -667,11 +667,11 @@ class ChatControl(ChatControlBase):
         """
         Just moved the mouse so show the cursor
         """
-        cursor = get_cursor('LEFT_PTR')
+        cursor = get_cursor('default')
         self.parent_win.window.get_window().set_cursor(cursor)
 
     def on_location_eventbox_enter_notify_event(self, widget, event):
-        cursor = get_cursor('HAND2')
+        cursor = get_cursor('pointer')
         self.parent_win.window.get_window().set_cursor(cursor)
 
     def update_ui(self):

gajim/conversation_textview.py

@@ -332,11 +332,11 @@ class ConversationTextview(GObject.GObject):
                     if len(text) > 50:
                         text = text[:47] + '…'
                     tooltip.set_text(text)
-                    window.set_cursor(get_cursor('HAND2'))
+                    window.set_cursor(get_cursor('pointer'))
                     self._cursor_changed = True
                     return True
             if tag_name in ('url', 'mail', 'xmpp', 'sth_at_sth'):
-                window.set_cursor(get_cursor('HAND2'))
+                window.set_cursor(get_cursor('pointer'))
                 self._cursor_changed = True
                 return False
             try:
@@ -346,7 +346,7 @@ class ConversationTextview(GObject.GObject):
             except KeyError:
                 pass
         if self._cursor_changed:
-            window.set_cursor(get_cursor('XTERM'))
+            window.set_cursor(get_cursor('text'))
             self._cursor_changed = False
         return False
 

gajim/gtk/htmltextview.py

@@ -881,18 +881,18 @@ class HtmlTextView(Gtk.TextView):
                     if len(text) > 50:
                         text = text[:47] + '…'
                     tooltip.set_text(text)
-                    window.set_cursor(get_cursor('HAND2'))
+                    window.set_cursor(get_cursor('pointer'))
                     self._cursor_changed = True
                     return True
 
             tag_name = tag.get_property('name')
             if tag_name in ('url', 'mail', 'xmpp', 'sth_at_sth'):
-                window.set_cursor(get_cursor('HAND2'))
+                window.set_cursor(get_cursor('pointer'))
                 self._cursor_changed = True
                 return False
 
         if self._cursor_changed:
-            window.set_cursor(get_cursor('XTERM'))
+            window.set_cursor(get_cursor('text'))
             self._cursor_changed = False
         return False
 

gajim/gtk/util.py

@@ -356,10 +356,12 @@ def get_completion_liststore(entry: Gtk.Entry) -> Gtk.ListStore:
     return liststore
 
 
-def get_cursor(attr: str) -> Gdk.Cursor:
+def get_cursor(name: str) -> Gdk.Cursor:
     display = Gdk.Display.get_default()
-    cursor = getattr(Gdk.CursorType, attr)
-    return Gdk.Cursor.new_for_display(display, cursor)
+    cursor = Gdk.Cursor.new_from_name(display, name)
+    if cursor is not None:
+        return cursor
+    return Gdk.Cursor.new_from_name(display, 'default')
 
 
 def scroll_to_end(widget: Gtk.ScrolledWindow) -> bool: