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authorJP Rosevear <jpr@ximian.com>2001-06-22 10:40:59 +0800
committerJP Rosevear <jpr@src.gnome.org>2001-06-22 10:40:59 +0800
commit825502031ff29ed6f5b94a4479ee5be4689ed924 (patch)
treef72ff32cce2951235afac51d25505690ba86bee2 /calendar/gui/itip-control-factory.c
parent91341a4d0163f33f1ade2fb2f189c7fa4837a700 (diff)
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update to new call
2001-06-21 JP Rosevear <jpr@ximian.com> * gui/main.c (main): update to new call * gui/e-itip-control.[hc]: break the widget bits out on their own into a proper object, basic stuff seems to be working again * gui/itip-control-factory.c: put the control specific bits here from e-itip-control.c * gui/itip-control-factory.h: new header svn path=/trunk/; revision=10389
Diffstat (limited to 'calendar/gui/itip-control-factory.c')
-rw-r--r--calendar/gui/itip-control-factory.c267
1 files changed, 267 insertions, 0 deletions
diff --git a/calendar/gui/itip-control-factory.c b/calendar/gui/itip-control-factory.c
new file mode 100644
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+++ b/calendar/gui/itip-control-factory.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* Evolution calendar - Control for displaying iTIP mail messages
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ * Copyright (C) 2000 Ximian, Inc.
+ *
+ * Author: Jesse Pavel <jpavel@ximian.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include <glib.h>
+#include <gtk/gtkobject.h>
+#include <gtk/gtkwidget.h>
+#include <bonobo/bonobo-generic-factory.h>
+#include <bonobo/bonobo-control.h>
+#include <bonobo/bonobo-property-bag.h>
+#include <bonobo/bonobo-persist-stream.h>
+#include <bonobo/bonobo-stream-client.h>
+#include <bonobo/bonobo-context.h>
+#include <ical.h>
+
+#include "e-itip-control.h"
+#include "itip-control-factory.h"
+
+extern gchar *evolution_dir;
+
+enum E_ITIP_BONOBO_ARGS {
+ FROM_ADDRESS_ARG_ID,
+ MY_ADDRESS_ARG_ID
+};
+
+/*
+ * Bonobo::PersistStream
+ *
+ * These two functions implement the Bonobo::PersistStream load and
+ * save methods which allow data to be loaded into and out of the
+ * BonoboObject.
+ */
+
+static char *
+stream_read (Bonobo_Stream stream)
+{
+ Bonobo_Stream_iobuf *buffer;
+ CORBA_Environment ev;
+ gchar *data = NULL;
+ gint length = 0;
+
+ CORBA_exception_init (&ev);
+ do {
+#define READ_CHUNK_SIZE 65536
+ Bonobo_Stream_read (stream, READ_CHUNK_SIZE,
+ &buffer, &ev);
+
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ CORBA_exception_free (&ev);
+ return NULL;
+ }
+
+ if (buffer->_length <= 0)
+ break;
+
+ data = g_realloc (data,
+ length + buffer->_length);
+
+ memcpy (data + length,
+ buffer->_buffer, buffer->_length);
+
+ length += buffer->_length;
+
+ CORBA_free (buffer);
+#undef READ_CHUNK_SIZE
+ } while (1);
+
+ CORBA_free (buffer);
+ CORBA_exception_free (&ev);
+
+ if (data == NULL)
+ data = g_strdup("");
+
+ return data;
+} /* stream_read */
+
+/*
+ * This function implements the Bonobo::PersistStream:load method.
+ */
+static void
+pstream_load (BonoboPersistStream *ps, const Bonobo_Stream stream,
+ Bonobo_Persist_ContentType type, void *data,
+ CORBA_Environment *ev)
+{
+ EItipControl *itip = data;
+ gchar *text;
+
+ if (type && g_strcasecmp (type, "text/calendar") != 0 &&
+ g_strcasecmp (type, "text/x-calendar") != 0) {
+ CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
+ ex_Bonobo_Persist_WrongDataType, NULL);
+ return;
+ }
+
+ if ((text = stream_read (stream)) == NULL) {
+ CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
+ ex_Bonobo_Persist_FileNotFound, NULL);
+ return;
+ }
+
+ e_itip_control_set_data (itip, text);
+ g_free (text);
+}
+/*
+ * This function implements the Bonobo::PersistStream:save method.
+ */
+static void
+pstream_save (BonoboPersistStream *ps, const Bonobo_Stream stream,
+ Bonobo_Persist_ContentType type, void *data,
+ CORBA_Environment *ev)
+{
+ EItipControl *itip = data;
+ gchar *text;
+ gint len;
+
+ if (type && g_strcasecmp (type, "text/calendar") != 0 &&
+ g_strcasecmp (type, "text/x-calendar") != 0) {
+ CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
+ ex_Bonobo_Persist_WrongDataType, NULL);
+ return;
+ }
+
+ text = e_itip_control_get_data (itip);
+ len = e_itip_control_get_data_size (itip);
+
+ bonobo_stream_client_write (stream, text, len, ev);
+ g_free (text);
+} /* pstream_save */
+
+static CORBA_long
+pstream_get_max_size (BonoboPersistStream *ps, void *data,
+ CORBA_Environment *ev)
+{
+ EItipControl *itip = data;
+ gint len;
+
+ len = e_itip_control_get_data_size (itip);
+
+ if (len > 0)
+ return len;
+
+ return 0L;
+}
+
+static Bonobo_Persist_ContentTypeList *
+pstream_get_content_types (BonoboPersistStream *ps, void *closure,
+ CORBA_Environment *ev)
+{
+ return bonobo_persist_generate_content_types (2, "text/calendar", "text/x-calendar");
+}
+
+static void
+get_prop (BonoboPropertyBag *bag,
+ BonoboArg *arg,
+ guint arg_id,
+ CORBA_Environment *ev,
+ gpointer user_data)
+{
+ EItipControl *itip = user_data;
+
+ switch (arg_id) {
+ case FROM_ADDRESS_ARG_ID:
+ BONOBO_ARG_SET_STRING (arg, e_itip_control_get_from_address (itip));
+ break;
+ case MY_ADDRESS_ARG_ID:
+ BONOBO_ARG_SET_STRING (arg, e_itip_control_get_my_address (itip));
+ break;
+ }
+}
+
+static void
+set_prop ( BonoboPropertyBag *bag,
+ const BonoboArg *arg,
+ guint arg_id,
+ CORBA_Environment *ev,
+ gpointer user_data)
+{
+ EItipControl *itip = user_data;
+
+ switch (arg_id) {
+ case FROM_ADDRESS_ARG_ID:
+ e_itip_control_set_from_address (itip, BONOBO_ARG_GET_STRING (arg));
+ break;
+ case MY_ADDRESS_ARG_ID:
+ e_itip_control_set_my_address (itip, BONOBO_ARG_GET_STRING (arg));
+ break;
+ }
+}
+
+
+static BonoboObject *
+itip_control_factory (BonoboGenericFactory *Factory, void *closure)
+{
+ BonoboControl *control;
+ BonoboPropertyBag *prop_bag;
+ BonoboPersistStream *stream;
+ GtkWidget *itip;
+
+ itip = e_itip_control_new ();
+ gtk_widget_show (itip);
+ control = bonobo_control_new (itip);
+
+ /* create a property bag */
+ prop_bag = bonobo_property_bag_new (get_prop, set_prop, itip);
+ bonobo_property_bag_add (prop_bag, "from_address", FROM_ADDRESS_ARG_ID, BONOBO_ARG_STRING, NULL,
+ "from_address", 0 );
+ bonobo_property_bag_add (prop_bag, "my_address", MY_ADDRESS_ARG_ID, BONOBO_ARG_STRING, NULL,
+ "my_address", 0 );
+
+ bonobo_control_set_properties (control, prop_bag);
+ bonobo_object_unref (BONOBO_OBJECT (prop_bag));
+
+ bonobo_control_set_automerge (control, TRUE);
+
+ stream = bonobo_persist_stream_new (pstream_load, pstream_save,
+ pstream_get_max_size,
+ pstream_get_content_types,
+ itip);
+
+ if (stream == NULL) {
+ bonobo_object_unref (BONOBO_OBJECT (control));
+ return NULL;
+ }
+
+ bonobo_object_add_interface (BONOBO_OBJECT (control),
+ BONOBO_OBJECT (stream));
+
+ return BONOBO_OBJECT (control);
+}
+
+void
+itip_control_factory_init (void)
+{
+ static BonoboGenericFactory *factory = NULL;
+
+ if (factory != NULL)
+ return;
+
+ factory = bonobo_generic_factory_new (
+ "OAFIID:GNOME_Evolution_Calendar_iTip_ControlFactory",
+ itip_control_factory, NULL);
+ bonobo_running_context_auto_exit_unref (BONOBO_OBJECT (factory));;
+
+ if (factory == NULL)
+ g_error ("I could not register an iTip control factory.");
+}
+