Oops, forgot the listener stuff

2 files changed, 205 insertions, 0 deletions

diff --git a/libindicate-gtk/listener.c b/libindicate-gtk/listener.c
new file mode 100644
index 0000000..dceb05b
--- /dev/null
+++ b/libindicate-gtk/listener.c
@@ -0,0 +1,148 @@
+/*
+A library to allow applictions to provide simple indications of
+information to be displayed to users of the application through the
+interface shell.
+
+Copyright 2009 Canonical Ltd.
+
+Authors:
+    Ted Gould <ted@canonical.com>
+
+This program is free software: you can redistribute it and/or modify it 
+under the terms of either or both of the following licenses:
+
+1) the GNU Lesser General Public License version 3, as published by the 
+Free Software Foundation; and/or
+2) the GNU Lesser General Public License version 2.1, 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 applicable version of the GNU Lesser General Public 
+License for more details.
+
+You should have received a copy of both the GNU Lesser General Public 
+License version 3 and version 2.1 along with this program.  If not, see 
+<http://www.gnu.org/licenses/>
+*/
+
+#include "listener.h"
+#include <dbus/dbus-glib-bindings.h>
+
+#include "../libindicate/dbus-indicate-client.h"
+#include "../libindicate/listener-private.h"
+
+typedef enum _get_property_type get_property_type;
+enum _get_property_type {
+	PROPERTY_TYPE_STRING,
+	PROPERTY_TYPE_TIME,
+	PROPERTY_TYPE_ICON
+};
+
+typedef struct _get_property_t get_property_t;
+struct _get_property_t {
+	GCallback cb;
+	gpointer data;
+	IndicateListener * listener;
+	IndicateListenerServer * server;
+	IndicateListenerIndicator * indicator;
+	gchar * property;
+	get_property_type type;
+};
+
+static void
+get_property_cb (DBusGProxy *proxy, char * OUT_value, GError *error, gpointer userdata)
+{
+	get_property_t * get_property_data = (get_property_t *)userdata;
+
+	if (error != NULL) {
+		g_warning("Unable to get property data: %s", error->message);
+		g_error_free(error);
+		return;
+	}
+
+	switch (get_property_data->type) {
+	case PROPERTY_TYPE_STRING: {
+		indicate_listener_get_property_cb cb = (indicate_listener_get_property_cb)get_property_data->cb;
+		cb(get_property_data->listener, get_property_data->server, get_property_data->indicator, get_property_data->property, OUT_value, get_property_data->data);
+		break;
+	}
+	case PROPERTY_TYPE_ICON: {
+		indicate_listener_get_property_icon_cb cb = (indicate_listener_get_property_icon_cb)get_property_data->cb;
+
+		/* There is no icon */
+		if (OUT_value == NULL || OUT_value[0] == '\0') {
+			break;
+		}
+
+		gsize length = 0;
+		guchar * icondata = g_base64_decode(OUT_value, &length);
+		
+		GInputStream * input = g_memory_input_stream_new_from_data(icondata, length, NULL);
+		if (input == NULL) {
+			g_warning("Cound not create input stream from icon property data");
+			g_free(icondata);
+			break;
+		}
+
+		GError * error = NULL;
+		GdkPixbuf * icon = gdk_pixbuf_new_from_stream(input, NULL, &error);
+		if (icon != NULL) {
+			cb(get_property_data->listener, get_property_data->server, get_property_data->indicator, get_property_data->property, icon, get_property_data->data);
+		}
+
+		if (error != NULL) {
+			g_warning("Unable to build Pixbuf from icon data: %s", error->message);
+			g_error_free(error);
+		}
+
+		error = NULL;
+		g_input_stream_close(input, NULL, &error);
+		if (error != NULL) {
+			g_warning("Unable to close input stream: %s", error->message);
+			g_error_free(error);
+		}
+		g_free(icondata);
+		break;
+	}
+	case PROPERTY_TYPE_TIME: {
+		indicate_listener_get_property_time_cb cb = (indicate_listener_get_property_time_cb)get_property_data->cb;
+		GTimeVal time;
+		if (g_time_val_from_iso8601(OUT_value, &time)) {
+			cb(get_property_data->listener, get_property_data->server, get_property_data->indicator, get_property_data->property, &time, get_property_data->data);
+		}
+		break;
+	}
+	}
+
+	g_free(get_property_data->property);
+	g_free(get_property_data);
+
+	return;
+};
+
+static void
+get_property_helper (IndicateListener * listener, IndicateListenerServer * server, IndicateListenerIndicator * indicator, gchar * property, GCallback callback, gpointer data, get_property_type prop_type)
+{
+	/* g_debug("get_property_helper: %s %d", property, prop_type); */
+	/* TODO: Do we need to somehow refcount the server/indicator while we're waiting on this? */
+	get_property_t * get_property_data = g_new(get_property_t, 1);
+	get_property_data->cb = callback;
+	get_property_data->data = data;
+	get_property_data->listener = listener;
+	get_property_data->server = server;
+	get_property_data->indicator = indicator;
+	get_property_data->property = g_strdup(property);
+	get_property_data->type = prop_type;
+	
+	org_freedesktop_indicator_get_indicator_property_async (server->proxy , INDICATE_LISTENER_INDICATOR_ID(indicator), property, get_property_cb, get_property_data);
+	return;
+}
+
+void
+indicate_listener_get_property_icon (IndicateListener * listener, IndicateListenerServer * server, IndicateListenerIndicator * indicator, gchar * property, indicate_listener_get_property_icon_cb callback, gpointer data)
+{
+	return get_property_helper(listener, server, indicator, property, G_CALLBACK(callback), data, PROPERTY_TYPE_ICON);
+}
+
diff --git a/libindicate-gtk/listener.h b/libindicate-gtk/listener.h
new file mode 100644
index 0000000..cedc9a3
--- /dev/null
+++ b/libindicate-gtk/listener.h
@@ -0,0 +1,57 @@
+/*
+A library to allow applictions to provide simple indications of
+information to be displayed to users of the application through the
+interface shell.
+
+Copyright 2009 Canonical Ltd.
+
+Authors:
+    Ted Gould <ted@canonical.com>
+
+This program is free software: you can redistribute it and/or modify it 
+under the terms of either or both of the following licenses:
+
+1) the GNU Lesser General Public License version 3, as published by the 
+Free Software Foundation; and/or
+2) the GNU Lesser General Public License version 2.1, 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 applicable version of the GNU Lesser General Public 
+License for more details.
+
+You should have received a copy of both the GNU Lesser General Public 
+License version 3 and version 2.1 along with this program.  If not, see 
+<http://www.gnu.org/licenses/>
+*/
+
+#ifndef INDICATE_GTK_LISTENER_H_INCLUDED__
+#define INDICATE_GTK_LISTENER_H_INCLUDED__ 1
+
+#include <glib.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+
+#include "libindicate/listener.h"
+
+G_BEGIN_DECLS
+
+typedef void        (*indicate_listener_get_property_icon_cb) (IndicateListener * listener,
+                                                               IndicateListenerServer * server,
+                                                               IndicateListenerIndicator * indicator,
+                                                               gchar * property,
+                                                               GdkPixbuf * propertydata,
+                                                               gpointer data);
+
+void                  indicate_listener_get_property_icon     (IndicateListener * listener,
+                                                               IndicateListenerServer * server,
+                                                               IndicateListenerIndicator * indicator,
+                                                               gchar * property,
+                                                               indicate_listener_get_property_icon_cb callback,
+                                                               gpointer data);
+
+G_END_DECLS
+
+#endif /* INDICATE_GTK_LISTENER_H_INCLUDED__ */
+