diff options
Diffstat (limited to 'calendar/cal-client/cal-query.c')
| -rw-r--r-- | calendar/cal-client/cal-query.c | 411 |
1 files changed, 0 insertions, 411 deletions
diff --git a/calendar/cal-client/cal-query.c b/calendar/cal-client/cal-query.c deleted file mode 100644 index 80ffe5c845..0000000000 --- a/calendar/cal-client/cal-query.c +++ /dev/null @@ -1,411 +0,0 @@ -/* Evolution calendar - Live query client object - * - * Copyright (C) 2001 Ximian, Inc. - * - * Author: Federico Mena-Quintero <federico@ximian.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License 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 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. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <gtk/gtksignal.h> -#include <bonobo/bonobo-exception.h> -#include "cal-query.h" -#include "query-listener.h" - - - -/* Private part of the CalQuery structure */ -struct _CalQueryPrivate { - /* Our query listener implementation */ - QueryListener *ql; - - /* Handle to the query in the server */ - GNOME_Evolution_Calendar_Query corba_query; -}; - - - -static void cal_query_class_init (CalQueryClass *class); -static void cal_query_init (CalQuery *query); -static void cal_query_destroy (GtkObject *object); - -/* Signal IDs */ -enum { - OBJ_UPDATED, - OBJ_REMOVED, - QUERY_DONE, - EVAL_ERROR, - LAST_SIGNAL -}; - -static void marshal_obj_updated (GtkObject *object, - GtkSignalFunc func, gpointer func_data, - GtkArg *args); -static void marshal_query_done (GtkObject *object, - GtkSignalFunc func, gpointer func_data, - GtkArg *args); - -static guint query_signals[LAST_SIGNAL]; - -static GtkObjectClass *parent_class; - - - -/** - * cal_query_get_type: - * - * Registers the #CalQuery class if necessary, and returns the type ID assigned - * to it. - * - * Return value: The type ID of the #CalQuery class. - **/ -GtkType -cal_query_get_type (void) -{ - static GtkType cal_query_type = 0; - - if (!cal_query_type) { - static const GtkTypeInfo cal_query_info = { - "CalQuery", - sizeof (CalQuery), - sizeof (CalQueryClass), - (GtkClassInitFunc) cal_query_class_init, - (GtkObjectInitFunc) cal_query_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - cal_query_type = gtk_type_unique (GTK_TYPE_OBJECT, &cal_query_info); - } - - return cal_query_type; -} - -/* Class initialization function for the calendar query */ -static void -cal_query_class_init (CalQueryClass *class) -{ - GtkObjectClass *object_class; - - object_class = (GtkObjectClass *) class; - - parent_class = gtk_type_class (GTK_TYPE_OBJECT); - - query_signals[OBJ_UPDATED] = - gtk_signal_new ("obj_updated", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalQueryClass, obj_updated), - marshal_obj_updated, - GTK_TYPE_NONE, 4, - GTK_TYPE_STRING, - GTK_TYPE_BOOL, - GTK_TYPE_INT, - GTK_TYPE_INT); - query_signals[OBJ_REMOVED] = - gtk_signal_new ("obj_removed", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalQueryClass, obj_removed), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - query_signals[QUERY_DONE] = - gtk_signal_new ("query_done", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalQueryClass, query_done), - marshal_query_done, - GTK_TYPE_NONE, 2, - GTK_TYPE_ENUM, - GTK_TYPE_STRING); - query_signals[EVAL_ERROR] = - gtk_signal_new ("eval_error", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (CalQueryClass, eval_error), - gtk_marshal_NONE__STRING, - GTK_TYPE_NONE, 1, - GTK_TYPE_STRING); - - gtk_object_class_add_signals (object_class, query_signals, LAST_SIGNAL); - - class->obj_updated = NULL; - class->obj_removed = NULL; - class->query_done = NULL; - class->eval_error = NULL; - - object_class->destroy = cal_query_destroy; -} - -/* Object initialization function for the calendar query */ -static void -cal_query_init (CalQuery *query) -{ - CalQueryPrivate *priv; - - priv = g_new0 (CalQueryPrivate, 1); - query->priv = priv; - - priv->ql = NULL; - priv->corba_query = CORBA_OBJECT_NIL; -} - -/* Destroy handler for the calendar query */ -static void -cal_query_destroy (GtkObject *object) -{ - CalQuery *query; - CalQueryPrivate *priv; - - g_return_if_fail (object != NULL); - g_return_if_fail (IS_CAL_QUERY (object)); - - query = CAL_QUERY (object); - priv = query->priv; - - /* The server keeps a copy of the query listener, so we must unref it */ - query_listener_stop_notification (priv->ql); - bonobo_object_unref (BONOBO_OBJECT (priv->ql)); - priv->ql = NULL; - - if (priv->corba_query != CORBA_OBJECT_NIL) { - CORBA_Environment ev; - - CORBA_exception_init (&ev); - bonobo_object_release_unref (priv->corba_query, &ev); - - if (BONOBO_EX (&ev)) - g_message ("cal_query_destroy(): Could not release/unref the query"); - - CORBA_exception_free (&ev); - priv->corba_query = CORBA_OBJECT_NIL; - } - - g_free (priv); - query->priv = NULL; - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - - -/* Marshalers */ - -typedef void (* ObjUpdatedFunc) (CalQuery *query, const char *uid, - gboolean query_in_progress, int n_scanned, int total, - gpointer data); - -static void -marshal_obj_updated (GtkObject *object, GtkSignalFunc func, gpointer func_data, GtkArg *args) -{ - ObjUpdatedFunc f; - - f = (ObjUpdatedFunc) func; - - (* f) (CAL_QUERY (object), GTK_VALUE_STRING (args[0]), - GTK_VALUE_BOOL (args[1]), GTK_VALUE_INT (args[2]), GTK_VALUE_INT (args[3]), - func_data); -} - -typedef void (* QueryDoneFunc) (CalQuery *query, CalQueryDoneStatus status, const char *error_str, - gpointer data); - -static void -marshal_query_done (GtkObject *object, GtkSignalFunc func, gpointer func_data, GtkArg *args) -{ - QueryDoneFunc f; - - f = (QueryDoneFunc) func; - - (* f) (CAL_QUERY (object), GTK_VALUE_ENUM (args[0]), GTK_VALUE_STRING (args[1]), - func_data); -} - - - -/* Callback used when an object is updated in the query */ -static void -obj_updated_cb (QueryListener *ql, - const GNOME_Evolution_Calendar_CalObjUIDSeq *uids, - CORBA_boolean query_in_progress, - CORBA_long n_scanned, - CORBA_long total, - gpointer data) -{ - CalQuery *query; - int n; - - query = CAL_QUERY (data); - - for (n = 0; n < uids->_length; n++) { - gtk_signal_emit (GTK_OBJECT (query), query_signals[OBJ_UPDATED], - uids->_buffer[n], query_in_progress, - (int) n_scanned, (int) total); - } -} - -/* Callback used when an object is removed from the query */ -static void -obj_removed_cb (QueryListener *ql, - const GNOME_Evolution_Calendar_CalObjUID uid, - gpointer data) -{ - CalQuery *query; - - query = CAL_QUERY (data); - - gtk_signal_emit (GTK_OBJECT (query), query_signals[OBJ_REMOVED], - uid); -} - -/* Callback used when the query terminates */ -static void -query_done_cb (QueryListener *ql, - GNOME_Evolution_Calendar_QueryListener_QueryDoneStatus corba_status, - const CORBA_char *error_str, - gpointer data) -{ - CalQuery *query; - CalQueryDoneStatus status; - - query = CAL_QUERY (data); - - switch (corba_status) { - case GNOME_Evolution_Calendar_QueryListener_SUCCESS: - status = CAL_QUERY_DONE_SUCCESS; - break; - - case GNOME_Evolution_Calendar_QueryListener_PARSE_ERROR: - status = CAL_QUERY_DONE_PARSE_ERROR; - break; - - default: - g_assert_not_reached (); - return; - } - - gtk_signal_emit (GTK_OBJECT (query), query_signals[QUERY_DONE], - status, error_str); -} - -/* Callback used when an error occurs when evaluating the query */ -static void -eval_error_cb (QueryListener *ql, - const CORBA_char *error_str, - gpointer data) -{ - CalQuery *query; - - query = CAL_QUERY (data); - - gtk_signal_emit (GTK_OBJECT (query), query_signals[EVAL_ERROR], - error_str); -} - -/** - * cal_query_construct: - * @query: A calendar query. - * @cal: Handle to an open calendar. - * @sexp: S-expression that defines the query. - * - * Constructs a query object by issuing the query creation request to the - * calendar server. - * - * Return value: The same value as @query on success, or NULL if the request - * failed. - **/ -CalQuery * -cal_query_construct (CalQuery *query, - GNOME_Evolution_Calendar_Cal cal, - const char *sexp) -{ - CalQueryPrivate *priv; - GNOME_Evolution_Calendar_QueryListener corba_ql; - CORBA_Environment ev; - - g_return_val_if_fail (query != NULL, NULL); - g_return_val_if_fail (IS_CAL_QUERY (query), NULL); - g_return_val_if_fail (sexp != NULL, NULL); - - priv = query->priv; - - priv->ql = query_listener_new (obj_updated_cb, - obj_removed_cb, - query_done_cb, - eval_error_cb, - query); - if (!priv->ql) { - g_message ("cal_query_construct(): Could not create the query listener"); - return NULL; - } - - corba_ql = BONOBO_OBJREF (priv->ql); - - CORBA_exception_init (&ev); - priv->corba_query = GNOME_Evolution_Calendar_Cal_getQuery (cal, sexp, corba_ql, &ev); - - if (BONOBO_USER_EX (&ev, ex_GNOME_Evolution_Calendar_Cal_CouldNotCreate)) { - g_message ("cal_query_construct(): The server could not create the query"); - goto error; - } else if (BONOBO_EX (&ev)) { - g_message ("cal_query_construct(): Could not issue the getQuery() request"); - goto error; - } - - CORBA_exception_free (&ev); - - return query; - - error: - - CORBA_exception_free (&ev); - - bonobo_object_unref (BONOBO_OBJECT (priv->ql)); - priv->ql = NULL; - priv->corba_query = CORBA_OBJECT_NIL; - return NULL; -} - -/** - * cal_query_new: - * @cal: Handle to an open calendar. - * @sexp: S-expression that defines the query. - * - * Creates a new query object by issuing the query creation request to the - * calendar server. - * - * Return value: A newly-created query object, or NULL if the request failed. - **/ -CalQuery * -cal_query_new (GNOME_Evolution_Calendar_Cal cal, - const char *sexp) -{ - CalQuery *query; - - query = gtk_type_new (CAL_QUERY_TYPE); - - if (!cal_query_construct (query, cal, sexp)) { - gtk_object_unref (GTK_OBJECT (query)); - return NULL; - } - - return query; -} |