From cb45bbe591643abe1d469f15dc80f91ec8c5f463 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 4 May 2021 11:43:48 +0530
Subject: [PATCH] Allow specifying default dialog buttons

---
 src/calibre/gui2/widgets2.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/calibre/gui2/widgets2.py b/src/calibre/gui2/widgets2.py
index 69d3c14c16..279c77b0a2 100644
--- a/src/calibre/gui2/widgets2.py
+++ b/src/calibre/gui2/widgets2.py
@@ -172,12 +172,16 @@ class Dialog(QDialog):
     for the first time.
     '''
 
-    def __init__(self, title, name, parent=None, prefs=gprefs):
+    def __init__(
+            self, title,
+            name, parent=None, prefs=gprefs,
+            default_buttons=QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel
+    ):
         QDialog.__init__(self, parent)
         self.prefs_for_persistence = prefs
         self.setWindowTitle(title)
         self.name = name
-        self.bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel)
+        self.bb = QDialogButtonBox(default_buttons)
         self.bb.accepted.connect(self.accept)
         self.bb.rejected.connect(self.reject)