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annotate cagou/core/platform_/base.py @ 408:355326a3501c

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platform (base): added a menu item to create a new window
author Goffi <goffi@goffi.org>
date Wed, 19 Feb 2020 09:49:20 +0100
parents 71f51198478c
children c466678c57b2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/env python3
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2
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3 # Cagou: desktop/mobile frontend for Salut à Toi XMPP client
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4 # Copyright (C) 2016-2020 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
408
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19 import sys
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20 import webbrowser
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21 from pathlib import Path
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22 import subprocess
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23 from urllib.parse import urlparse
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24 from kivy.config import Config as KivyConfig
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25 from sat.core.i18n import _
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26 from sat.core.log import getLogger
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27 from sat.tools.common import files_utils
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28 from sat_frontends.quick_frontend.quick_widgets import QuickWidget
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29 from cagou import G
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30
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31
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32 log = getLogger(__name__)
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33
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34
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35 class Platform:
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36 """Base class to handle platform specific behaviours"""
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37
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38 def init_platform(self):
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39 # we don't want multi-touch emulation with mouse
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40
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41 # this option doesn't make sense on Android and cause troubles, so we only
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42 # activate it for other platforms (cf. https://github.com/kivy/kivy/issues/6229)
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43 KivyConfig.set('input', 'mouse', 'mouse,disable_multitouch')
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44
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45 def on_app_build(self, wid):
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46 pass
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47
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48 def on_host_init(self, host):
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49 pass
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50
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51 def on_initFrontendState(self):
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52 pass
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53
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54 def do_postInit(self):
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55 return True
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56
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57 def on_pause(self):
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58 pass
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59
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60 def on_resume(self):
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61 pass
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62
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63 def on_stop(self):
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64 pass
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65
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66 def on_key_back_root(self):
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67 """Back key is called while being on root widget"""
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68 return True
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69
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70 def on_key_back_share(self, share_widget):
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71 """Back key is called while being on share widget"""
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72 share_widget.close()
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73 return True
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74
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75 def _on_new_window(self):
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76 """Launch a new instance of Cagou to have an extra window"""
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77 subprocess.Popen(sys.argv)
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78
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79 def on_extra_menu_init(self, extra_menu):
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80 extra_menu.addItem(_('new window'), self._on_new_window)
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81
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82 def updateParamsExtra(self, extra):
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83 pass
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84
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85 def check_plugin_permissions(self, plug_info, callback, errback):
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86 """Check that plugin permissions for this platform are granted"""
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87 callback()
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88
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89 def open_url(self, url, wid=None):
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90 """Open an URL in the way appropriate for the platform
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91
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92 @param url(str): URL to open
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93 @param wid(CagouWidget, None): widget requesting the opening
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94 it may influence the way the URL is opened
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95 """
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96 parsed_url = urlparse(url)
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97 if parsed_url.scheme == "aesgcm" and wid is not None:
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98 # aesgcm files need to be decrypted first
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99 # so we download them before opening
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100 name = Path(parsed_url.path).name.strip() or "unnamed_file"
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101 log.info(f"downloading/decrypting file {name!r}")
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102 dest_path = files_utils.get_unique_name(Path(G.host.downloads_dir)/name)
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103 quick_widget = G.host.getAncestorWidget(wid, QuickWidget)
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104 if quick_widget is None:
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105 log.error("Can't find ancestor QuickWidget")
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106 return
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107 profile = quick_widget.profile
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108 G.host.bridge.fileDownloadComplete(
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109 url,
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110 str(dest_path),
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111 '',
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112 profile,
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113 callback=webbrowser.open,
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114 errback=G.host.errback
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115 )
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116 else:
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117 webbrowser.open(url)