Mercurial > libervia-desktop-kivy
view 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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#!/usr/bin/env python2 # -*- coding: utf-8 -*- # Cagou: desktop/mobile frontend for Salut à Toi XMPP client # Copyright (C) 2016-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. """common advanced widgets, which can be reused everywhere.""" from sat.core.i18n import _ from kivy.uix.label import Label from kivy.uix.boxlayout import BoxLayout from cagou.core.menu import TouchMenuItemBehaviour from kivy import properties from kivy.metrics import dp from kivy.clock import Clock from cagou import G from sat.core import log as logging log = logging.getLogger(__name__) class DelayedBoxLayout(BoxLayout): """A BoxLayout with delayed layout, to avoid slowing down during resize""" # XXX: thanks to Alexander Taylor for his blog post at # https://blog.kivy.org/2019/07/a-delayed-resize-layout-in-kivy/ 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() 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): def __init__(self, entity_ids): identities = {} for cat, type_, name in entity_ids: identities.setdefault(cat, {}).setdefault(type_, []).append(name) client = identities.get('client', {}) if 'pc' in client: self.type = 'desktop' elif 'phone' in client: self.type = 'phone' elif 'web' in client: self.type = 'web' elif 'console' in client: self.type = 'console' else: self.type = 'desktop' self.identities = identities @property def name(self): return list(self.identities.values())[0].values()[0][0] class ItemWidget(TouchMenuItemBehaviour, BoxLayout): name = properties.StringProperty() base_width = properties.NumericProperty(dp(100)) class DeviceWidget(ItemWidget): def __init__(self, main_wid, entity_jid, identities, **kw): self.entity_jid = entity_jid self.identities = identities own_jid = next(iter(G.host.profiles.values())).whoami self.own_device = entity_jid.bare == own_jid if self.own_device: name = self.identities.name elif self.entity_jid.node: name = self.entity_jid.node elif self.entity_jid == own_jid.domain: name = _("your server") else: name = entity_jid super(DeviceWidget, self).__init__(name=name, main_wid=main_wid, **kw) @property def profile(self): return self.main_wid.profile def getSymbol(self): if self.identities.type == 'desktop': return 'desktop' elif self.identities.type == 'phone': return 'mobile' elif self.identities.type == 'web': return 'globe' elif self.identities.type == 'console': return 'terminal' else: return 'desktop' def do_item_action(self, touch): pass class CategorySeparator(Label): pass