From ebde9c59e9cb8af90dc760df2fada7a33c9a74df Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Sun, 16 Jun 2013 23:07:59 -0500
Subject: add device-provider, an interface class for an object that provides
 IndicatorPowerDevices. This could be given a UPower implementation, or a mock
 implementation, or a whatever-replaces-upower-on-phones implementation.

---
 src/device-provider.h | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 src/device-provider.h

(limited to 'src/device-provider.h')

diff --git a/src/device-provider.h b/src/device-provider.h
new file mode 100644
index 0000000..edef6f2
--- /dev/null
+++ b/src/device-provider.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2013 Canonical Ltd.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ *
+ * 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/>.
+ */
+
+#ifndef __INDICATOR_POWER_DEVICE_PROVIDER__H__
+#define __INDICATOR_POWER_DEVICE_PROVIDER__H__
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define INDICATOR_TYPE_POWER_DEVICE_PROVIDER \
+  (indicator_power_device_provider_get_type ())
+
+#define INDICATOR_POWER_DEVICE_PROVIDER(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
+                               INDICATOR_TYPE_POWER_DEVICE_PROVIDER, \
+                               IndicatorPowerDeviceProvider))
+
+#define INDICATOR_IS_POWER_DEVICE_PROVIDER(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), INDICATOR_TYPE_POWER_DEVICE_PROVIDER))
+
+#define INDICATOR_POWER_DEVICE_PROVIDER_GET_INTERFACE(inst) \
+  (G_TYPE_INSTANCE_GET_INTERFACE ((inst), \
+                                  INDICATOR_TYPE_POWER_DEVICE_PROVIDER, \
+                                  IndicatorPowerDeviceProviderInterface))
+
+typedef struct _IndicatorPowerDeviceProvider
+                IndicatorPowerDeviceProvider;
+
+typedef struct _IndicatorPowerDeviceProviderInterface
+                IndicatorPowerDeviceProviderInterface;
+
+/**
+ * An interface class for an object that provides IndicatorPowerDevices.
+ *
+ * Example uses:
+ *  - in unit tests, a mock that feeds fake devices to the service
+ *  - in production, an implementation that monitors upower
+ *  - in the future, upower can be replaced by changing providers
+ */
+struct _IndicatorPowerDeviceProviderInterface
+{
+  GTypeInterface parent_iface;
+
+  /* signals */
+  void (*devices_changed) (IndicatorPowerDeviceProvider * self);
+
+  /* virtual functions */
+  GList* (*get_devices) (IndicatorPowerDeviceProvider * self);
+};
+
+GType indicator_power_device_provider_get_type (void);
+
+/***
+****
+***/
+
+GList * indicator_power_device_provider_get_devices          (IndicatorPowerDeviceProvider * self);
+
+void    indicator_power_device_provider_emit_devices_changed (IndicatorPowerDeviceProvider * self);
+
+G_END_DECLS
+
+#endif /* __INDICATOR_POWER_DEVICE_PROVIDER__H__ */
-- 
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