Mercurial > libervia-desktop-kivy
diff cagou/core/common_widgets.py @ 329:51520ce98154
common_widgets (DelayedBoxLayout), chat: don't delay layout on new message:
DelayedBoxLayout has a new `dont_delay_next_layouts` property to skip delaying for the
next X sizing. This is used in chat widget to avoid unpleasant flickering when a new
message is sent or received.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Fri, 20 Dec 2019 12:29:37 +0100 |
| parents | 4374cb741eb5 |
| children | 3002704318e3 |
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--- a/cagou/core/common_widgets.py Fri Dec 20 12:29:37 2019 +0100 +++ b/cagou/core/common_widgets.py Fri Dec 20 12:29:37 2019 +0100 @@ -39,14 +39,20 @@ do_layout_event = properties.ObjectProperty(None, allownone=True) layout_delay_s = properties.NumericProperty(0.2) + #: set this to X to force next X layouts to be done without delay + dont_delay_next_layouts = properties.NumericProperty(0) def do_layout(self, *args, **kwargs): if self.do_layout_event is not None: self.do_layout_event.cancel() - real_do_layout = super().do_layout - self.do_layout_event = Clock.schedule_once( - lambda dt: real_do_layout(*args, **kwargs), - self.layout_delay_s) + if self.dont_delay_next_layouts>0: + self.dont_delay_next_layouts-=1 + super().do_layout() + else: + real_do_layout = super().do_layout + self.do_layout_event = Clock.schedule_once( + lambda dt: real_do_layout(*args, **kwargs), + self.layout_delay_s) class Identities(object):