kivy receive screen:

- change behavior of delete button
 - screen must call parent's methods

electrum/gui/kivy/uix/screens.py

@@ -516,16 +516,15 @@ class ReceiveScreen(CScreen):
 
     def clear_requests_dialog(self):
         requests = self.app.wallet.get_sorted_requests()
-        expired = [req for req in requests if get_request_status(req)[0] == PR_EXPIRED]
+        if not requests:
-        if len(expired) == 0:
             return
         def callback(c):
             if c:
-                for req in expired:
+                for req in requests:
                     key = req.get('rhash') or req['address']
                     self.app.wallet.delete_request(key)
                 self.update()
-        d = Question(_('Delete expired requests?'), callback)
+        d = Question(_('Delete all requests?'), callback)
         d.open()
 
 

electrum/gui/kivy/uix/ui_screens/receive.kv

@@ -135,12 +135,12 @@ ReceiveScreen:
                 icon: 'atlas://electrum/gui/kivy/theming/light/list'
                 size_hint: 0.5, None
                 height: '48dp'
-                on_release: Clock.schedule_once(lambda dt: s.clear_requests_dialog())
+                on_release: Clock.schedule_once(lambda dt: s.parent.clear_requests_dialog())
             IconButton:
                 icon: 'atlas://electrum/gui/kivy/theming/light/clock1'
                 size_hint: 0.5, None
                 height: '48dp'
-                on_release: Clock.schedule_once(lambda dt: s.expiration_dialog(s))
+                on_release: Clock.schedule_once(lambda dt: s.parent.expiration_dialog(s))
             Button:
                 text: _('Clear')
                 size_hint: 1, None