libervia-desktop-kivy: cagou/core/menu.py comparison

comparison cagou/core/menu.py @ 222:a676cb07c1cb

core (menu): TouchMenuBehaviour: moved code showing ModernMenu on item from file sharing plugin to a generic behaviour, so it can be re-used elsewhere.

author	Goffi <goffi@goffi.org>
date	Tue, 26 Jun 2018 20:26:21 +0200
parents	e42e0c45d384
children	15e47bbb192c

comparison

equal deleted inserted replaced

-:e1a385a791cc
+:a676cb07c1cb
 from kivy.uix.boxlayout import BoxLayout
 from kivy.uix.label import Label
 from kivy.uix.popup import Popup
 from cagou.core.utils import FilterBehavior
 from kivy import properties
-from kivy.garden import contextmenu
+from kivy.garden import contextmenu, modernmenu
 from sat_frontends.quick_frontend import quick_menus
 from kivy.core.window import Window
 from kivy.animation import Animation
 from kivy.metrics import dp
+from kivy.clock import Clock
 from cagou import G
+from functools import partial
 import webbrowser
 ABOUT_TITLE = _(u"About {}".format(C.APP_NAME))
 ABOUT_CONTENT = _(u"""Cagou (Salut à Toi) v{version}
 self.parent.hide()
 selected = G.host.selected_widget
 profile = None
 if selected is not None:
 try:
-profile = selected.profile
+# FIXME: handle multi-profiles
+profile = next(iter(selected.profiles))
 except AttributeError:
 pass
 if profile is None:
 try:
 self.add_widget(main_menu)
 caller = main_menu
 else:
 context_menu = contextmenu.ContextMenu()
 caller.add_widget(context_menu)
-# FIXME: next line is needed after parent is set to avoid a display bug in contextmenu
+# FIXME: next line is needed after parent is set to avoid
+#        a display bug in contextmenu
 # TODO: fix this upstream
 context_menu._on_visible(False)
 caller = context_menu
 class TransferMenu(SideMenu):
 """transfer menu which handle display and callbacks"""
 # callback will be called with path to file to transfer
 # profiles if set will be sent to transfer widget, may be used to get specific files
 profiles = properties.ObjectProperty()
-transfer_txt = _(u"Beware! The file will be sent to your server and stay unencrypted there\nServer admin(s) can see the file, and they choose how, when and if it will be deleted")
+transfer_txt = _(u"Beware! The file will be sent to your server and stay unencrypted "
-send_txt = _(u"The file will be sent unencrypted directly to your contact (without transiting by the server), except in some cases")
+u"there\nServer admin(s) can see the file, and they choose how, "
+u"when and if it will be deleted")
+send_txt = _(u"The file will be sent unencrypted directly to your contact "
+u"(without transiting by the server), except in some cases")
 items_layout = properties.ObjectProperty()
 size_hint_close = (1, 0)
 size_hint_open = (1, 0.5)
 def __init__(self, **kwargs):
 if not external:
 self._closeUI(wid)
 self.callback(
 file_path,
 cleaning_cb,
-transfer_type = C.TRANSFER_UPLOAD if self.ids['upload_btn'].state == "down" else C.TRANSFER_SEND)
+transfer_type = (C.TRANSFER_UPLOAD
-wid = plug_info['factory'](plug_info, onTransferCb, self.cancel_cb, self.profiles)
+if self.ids['upload_btn'].state == "down" else C.TRANSFER_SEND))
+wid = plug_info['factory'](plug_info,
+onTransferCb,
+self.cancel_cb,
+self.profiles)
 if not external:
 G.host.showExtraUI(wid)
 class EntitiesSelectorMenu(SideMenu, FilterBehavior):
 self.do_filter(self.layout.children,
 text,
 lambda c: c.jid,
 width_cb=lambda c: c.width,
 height_cb=lambda c: dp(70))
+class TouchMenu(modernmenu.ModernMenu):
+pass
+class TouchMenuItemBehaviour(object):
+"""Class to use on every item where a menu may appear
+main_wid attribute must be set to the class inheriting from TouchMenuBehaviour
+do_item_action is the method called on simple click
+getMenuChoices must return a list of menus for long press
+menus there are dict as expected by ModernMenu
+(translated text, index and callback)
+"""
+main_wid = properties.ObjectProperty()
+click_timeout = properties.NumericProperty(0.4)
+def on_touch_down(self, touch):
+if not self.collide_point(*touch.pos):
+return
+t = partial(self.open_menu, touch)
+touch.ud['menu_timeout'] = t
+Clock.schedule_once(t, self.click_timeout)
+return super(TouchMenuItemBehaviour, self).on_touch_down(touch)
+def do_item_action(self, touch):
+pass
+def on_touch_up(self, touch):
+if touch.ud.get('menu_timeout'):
+Clock.unschedule(touch.ud['menu_timeout'])
+if self.collide_point(*touch.pos) and self.main_wid.menu is None:
+self.do_item_action(touch)
+return super(TouchMenuItemBehaviour, self).on_touch_up(touch)
+def open_menu(self, touch, dt):
+self.main_wid.open_menu(self, touch)
+del touch.ud['menu_timeout']
+def getMenuChoices(self):
+"""return choice adapted to selected item
+@return (list[dict]): choices ad expected by ModernMenu
+"""
+return []
+class TouchMenuBehaviour(object):
+"""Class to handle a menu appearing on long press on items
+classes using this behaviour need to have a float_layout property
+pointing the main FloatLayout.
+"""
+float_layout = properties.ObjectProperty()
+def __init__(self, *args, **kwargs):
+super(TouchMenuBehaviour, self).__init__(*args, **kwargs)
+self.menu = None
+self.menu_item = None
+## menu methods ##
+def clean_fl_children(self, layout, children):
+"""insure that self.menu and self.menu_item are None when menu is dimissed"""
+if self.menu is not None and self.menu not in children:
+self.menu = self.menu_item = None
+def clear_menu(self):
+"""remove menu if there is one"""
+if self.menu is not None:
+self.menu.dismiss()
+self.menu = None
+self.menu_item = None
+def open_menu(self, item, touch):
+"""open menu for item
+@param item(PathWidget): item when the menu has been requested
+@param touch(kivy.input.MotionEvent): touch data
+"""
+if self.menu_item == item:
+return
+self.clear_menu()
+pos = self.to_widget(*touch.pos)
+choices = item.getMenuChoices()
+if not choices:
+return
+self.menu = TouchMenu(choices=choices,
+center=pos,
+size_hint=(None, None))
+self.float_layout.add_widget(self.menu)
+self.menu.start_display(touch)
+self.menu_item = item
+def on_float_layout(self, wid, float_layout):
+float_layout.bind(children=self.clean_fl_children)

Mercurial > libervia-desktop-kivy

comparison cagou/core/menu.py @ 222:a676cb07c1cb