1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
/*
* Copyright 2014 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
*/
#include <cstdlib>
#include <locale.h> // setlocale()
#include <libintl.h> // bindtextdomain()
#include <unistd.h> // STDIN_FILENO
#include <gio/gio.h>
#include "device-provider-mock.h"
#include "service.h"
/***
****
***/
static void
on_name_lost (gpointer instance G_GNUC_UNUSED, gpointer loop)
{
g_message ("exiting: service couldn't acquire or lost ownership of busname");
g_main_loop_quit (static_cast<GMainLoop*>(loop));
}
static IndicatorPowerDevice * battery = nullptr;
static GMainLoop * loop = nullptr;
static gboolean on_command_stream_available (GIOChannel *source,
GIOCondition /*condition*/,
gpointer /*user_data*/)
{
gchar * str = nullptr;
GError * error = nullptr;
auto status = g_io_channel_read_line (source, &str, nullptr, nullptr, &error);
g_assert_no_error (error);
if (status == G_IO_STATUS_NORMAL)
{
g_strstrip (str);
if (!g_strcmp0 (str, "charging"))
{
g_object_set (battery, INDICATOR_POWER_DEVICE_STATE, UP_DEVICE_STATE_CHARGING, nullptr);
}
else if (!g_strcmp0 (str, "discharging"))
{
g_object_set (battery, INDICATOR_POWER_DEVICE_STATE, UP_DEVICE_STATE_DISCHARGING, nullptr);
}
else
{
g_object_set (battery, INDICATOR_POWER_DEVICE_PERCENTAGE, atof(str), nullptr);
}
}
else if (status == G_IO_STATUS_EOF)
{
g_main_loop_quit (loop);
}
g_free (str);
return G_SOURCE_CONTINUE;
}
/* this is basically indicator-power-service with a custom provider */
int
main (int argc G_GNUC_UNUSED, char ** argv G_GNUC_UNUSED)
{
g_message ("This app is basically the same as indicator-power-service but,\n"
"instead of the system's real devices, sees a single fake battery\n"
"which can be manipulated by typing commands:\n"
"'charging', 'discharging', a charge percentage, or ctrl-c.");
IndicatorPowerDeviceProvider * device_provider;
IndicatorPowerService * service;
g_assert(g_setenv("GSETTINGS_SCHEMA_DIR", SCHEMA_DIR, true));
g_assert(g_setenv("GSETTINGS_BACKEND", "memory", true));
/* boilerplate i18n */
setlocale (LC_ALL, "");
bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
textdomain (GETTEXT_PACKAGE);
/* read lines from the command line */
auto channel = g_io_channel_unix_new (STDIN_FILENO);
auto watch_tag = g_io_add_watch (channel, G_IO_IN, on_command_stream_available, nullptr);
/* run */
battery = indicator_power_device_new ("/some/path", UP_DEVICE_KIND_BATTERY, 50.0, UP_DEVICE_STATE_DISCHARGING, 30*60);
device_provider = indicator_power_device_provider_mock_new ();
indicator_power_device_provider_add_device (INDICATOR_POWER_DEVICE_PROVIDER_MOCK(device_provider), battery);
service = indicator_power_service_new (device_provider);
loop = g_main_loop_new (NULL, FALSE);
g_signal_connect (service, INDICATOR_POWER_SERVICE_SIGNAL_NAME_LOST,
G_CALLBACK(on_name_lost), loop);
g_main_loop_run (loop);
/* cleanup */
g_main_loop_unref (loop);
g_source_remove (watch_tag);
g_io_channel_unref (channel);
g_clear_object (&service);
g_clear_object (&device_provider);
g_clear_object (&battery);
return 0;
}
|
