From 793db0f028b5843428e8d5e7bbdf053c4978cf8e Mon Sep 17 00:00:00 2001 From: Ted Gould Date: Mon, 3 Aug 2009 23:43:37 +0100 Subject: Oops, forgot the listener stuff --- libindicate-gtk/listener.c | 148 +++++++++++++++++++++++++++++++++++++++++++++ libindicate-gtk/listener.h | 57 +++++++++++++++++ 2 files changed, 205 insertions(+) create mode 100644 libindicate-gtk/listener.c create mode 100644 libindicate-gtk/listener.h 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 + +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 + +*/ + +#include "listener.h" +#include + +#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 + +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 + +*/ + +#ifndef INDICATE_GTK_LISTENER_H_INCLUDED__ +#define INDICATE_GTK_LISTENER_H_INCLUDED__ 1 + +#include +#include + +#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__ */ + -- cgit v1.2.3