gentoo-overlay/games-board/pychess/files/pychess-gtk-compat.patch

From 6c840c9981f2077d0fa4436b30a2f2f6650e55fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micka=C3=ABl=20Schoentgen?= <contact@tiger-222.fr>
Date: Mon, 13 Apr 2020 14:48:40 +0200
Subject: [PATCH] Fix missing TreeModelFilter.sort_new_with_model() on some Gtk
 versions
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This is due to API changes, but let's keep compatibility with older versions.
That should fix #1811.

Signed-off-by: Mickaël Schoentgen <contact@tiger-222.fr>
---
 lib/pychess/perspectives/fics/__init__.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/lib/pychess/perspectives/fics/__init__.py b/lib/pychess/perspectives/fics/__init__.py
index 4f956b695..1518c21e0 100644
--- a/lib/pychess/perspectives/fics/__init__.py
+++ b/lib/pychess/perspectives/fics/__init__.py
@@ -27,6 +27,24 @@
 from pychess.perspectives import Perspective, perspective_manager, panel_name
 
 
+if not hasattr(Gtk.TreeModelFilter, "new_with_model"):
+    # Fix #1811: TreeModelFilter.sort_new_with_model() is missing on some Gtk versions
+    # due to API changes. Let's keep compatibility with older versions.
+
+    def sort_new_with_model(self):
+        super_object = super(Gtk.TreeModel, self)
+        if hasattr(super_object, "sort_new_with_model"):
+            return super_object.sort_new_with_model()
+        return Gtk.TreeModelSort.new_with_model(self)
+
+    @classmethod
+    def new_with_model(self, child_model):
+        return Gtk.TreeModel.sort_new_with_model(child_model)
+
+    Gtk.TreeModel.sort_new_with_model = sort_new_with_model
+    Gtk.TreeModelFilter.new_with_model = new_with_model
+
+
 class PlayerNotificationMessage(InfoBarMessage):
 
     def __init__(self, message_type, content, callback, player, text):