From ae89547b70f5a102709d16ae4ebb091491cca10e Mon Sep 17 00:00:00 2001
From: yumoqing <yumoqing@gmail.com>
Date: Mon, 7 Dec 2020 11:52:17 +0800
Subject: [PATCH] bugfix

---
 kivyblocks/blocks.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/kivyblocks/blocks.py b/kivyblocks/blocks.py
index cc7998d..45cc64c 100755
--- a/kivyblocks/blocks.py
+++ b/kivyblocks/blocks.py
@@ -496,16 +496,20 @@ class Blocks(EventDispatcher):
 
 		if name == 'urlwidget':
 			opts = desc.get('options').copy()
+			addon = desc.get('extend')
 			url = opts.get('url')
 			if url is None:
 				self.dispatch('on_failed',Exception('miss url'))
 			
-			def cb(o,d):
+			def cb(addon,o,d):
+				if addon is not None:
+					d = dictExtend(d,addon)
 				doit(d)
 
 			if opts.get('url'):
 				del opts['url']
-			self.getUrlData(url,callback=cb,errback=doerr,**opts)
+			self.getUrlData(url,callback=partial(cb,addon),
+						errback=doerr,**opts)
 			return
 		doit(desc)