Mercurial > libervia-desktop-kivy
comparison libervia/desktop_kivy/core/platform_/base.py @ 493:b3cedbee561d
refactoring: rename `cagou` to `libervia.desktop_kivy` + update imports and names following backend changes
author | Goffi <goffi@goffi.org> |
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date | Fri, 02 Jun 2023 18:26:16 +0200 |
parents | cagou/core/platform_/base.py@203755bbe0fe |
children |
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492:5114bbb5daa3 | 493:b3cedbee561d |
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1 #!/usr/bin/env python3 | |
2 | |
3 #Libervia Desktop-Kivy | |
4 # Copyright (C) 2016-2021 Jérôme Poisson (goffi@goffi.org) | |
5 | |
6 # This program is free software: you can redistribute it and/or modify | |
7 # it under the terms of the GNU Affero General Public License as published by | |
8 # the Free Software Foundation, either version 3 of the License, or | |
9 # (at your option) any later version. | |
10 | |
11 # This program is distributed in the hope that it will be useful, | |
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 # GNU Affero General Public License for more details. | |
15 | |
16 # You should have received a copy of the GNU Affero General Public License | |
17 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | |
19 import sys | |
20 import webbrowser | |
21 import subprocess | |
22 import shutil | |
23 from urllib import parse | |
24 from kivy.config import Config as KivyConfig | |
25 from libervia.backend.core.i18n import _ | |
26 from libervia.backend.core.log import getLogger | |
27 from libervia.backend.core import exceptions | |
28 from libervia.frontends.quick_frontend.quick_widgets import QuickWidget | |
29 from libervia.desktop_kivy import G | |
30 | |
31 | |
32 log = getLogger(__name__) | |
33 | |
34 | |
35 class Platform: | |
36 """Base class to handle platform specific behaviours""" | |
37 # set to True to always show the send button in chat | |
38 send_button_visible = False | |
39 | |
40 def init_platform(self): | |
41 # we don't want multi-touch emulation with mouse | |
42 | |
43 # this option doesn't make sense on Android and cause troubles, so we only | |
44 # activate it for other platforms (cf. https://github.com/kivy/kivy/issues/6229) | |
45 KivyConfig.set('input', 'mouse', 'mouse,disable_multitouch') | |
46 | |
47 def on_app_build(self, Wid): | |
48 pass | |
49 | |
50 def on_host_init(self, host): | |
51 pass | |
52 | |
53 def on_init_frontend_state(self): | |
54 pass | |
55 | |
56 def do_post_init(self): | |
57 return True | |
58 | |
59 def on_pause(self): | |
60 pass | |
61 | |
62 def on_resume(self): | |
63 pass | |
64 | |
65 def on_stop(self): | |
66 pass | |
67 | |
68 def on_key_back_root(self): | |
69 """Back key is called while being on root widget""" | |
70 return True | |
71 | |
72 def on_key_back_share(self, share_widget): | |
73 """Back key is called while being on share widget""" | |
74 share_widget.close() | |
75 return True | |
76 | |
77 def _on_new_window(self): | |
78 """Launch a new instance of LiberviaDesktopKivy to have an extra window""" | |
79 subprocess.Popen(sys.argv) | |
80 | |
81 def on_extra_menu_init(self, extra_menu): | |
82 extra_menu.add_item(_('new window'), self._on_new_window) | |
83 | |
84 def update_params_extra(self, extra): | |
85 pass | |
86 | |
87 def check_plugin_permissions(self, plug_info, callback, errback): | |
88 """Check that plugin permissions for this platform are granted""" | |
89 callback() | |
90 | |
91 def _open(self, path): | |
92 """Open url or path with appropriate application if possible""" | |
93 try: | |
94 opener = self._opener | |
95 except AttributeError: | |
96 xdg_open_path = shutil.which("xdg-open") | |
97 if xdg_open_path is not None: | |
98 log.debug("xdg-open found, it will be used to open files") | |
99 opener = lambda path: subprocess.Popen([xdg_open_path, path]) | |
100 else: | |
101 log.debug("files will be opened with webbrower.open") | |
102 opener = webbrowser.open | |
103 self._opener = opener | |
104 | |
105 opener(path) | |
106 | |
107 | |
108 def open_url(self, url, wid=None): | |
109 """Open an URL in the way appropriate for the platform | |
110 | |
111 @param url(str): URL to open | |
112 @param wid(LiberviaDesktopKivyWidget, None): widget requesting the opening | |
113 it may influence the way the URL is opened | |
114 """ | |
115 parsed_url = parse.urlparse(url) | |
116 if parsed_url.scheme == "aesgcm" and wid is not None: | |
117 # aesgcm files need to be decrypted first | |
118 # so we download them before opening | |
119 quick_widget = G.host.get_ancestor_widget(wid, QuickWidget) | |
120 if quick_widget is None: | |
121 msg = f"Can't find ancestor QuickWidget of {wid}" | |
122 log.error(msg) | |
123 G.host.errback(exceptions.InternalError(msg)) | |
124 return | |
125 G.host.download_url( | |
126 parsed_url, self.open_url, G.host.errback, profile=quick_widget.profile | |
127 ) | |
128 else: | |
129 self._open(url) |