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author | nobody <nobody@localhost> | 2002-11-01 21:26:26 +0800 |
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committer | nobody <nobody@localhost> | 2002-11-01 21:26:26 +0800 |
commit | 0ffd79d9eacd8e9049779e19c9f9c0f3e11e48c4 (patch) | |
tree | 8ae783cd6c35d09da0b72d5d0a203f8980c8eddf /shell/evolution-activity-client.c | |
parent | 8ae8cb35257f42c905c86eb424759fdfde97eb41 (diff) | |
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This commit was manufactured by cvs2svn to create tagRELEASE_1_0_1
'RELEASE_1_0_1'.
svn path=/tags/RELEASE_1_0_1/; revision=18481
Diffstat (limited to 'shell/evolution-activity-client.c')
-rw-r--r-- | shell/evolution-activity-client.c | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/shell/evolution-activity-client.c b/shell/evolution-activity-client.c deleted file mode 100644 index 6ecea011d7..0000000000 --- a/shell/evolution-activity-client.c +++ /dev/null @@ -1,426 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* evolution-activity-client.c - * - * Copyright (C) 2001 Ximian, Inc. - * - * 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. - * - * Author: Ettore Perazzoli <ettore@ximian.com> - */ - -/* Another evil GTK+ object wrapper for a CORBA API. In this case, the wrapper - is needed to avoid sending too frequent CORBA requests across the wire, thus - slowing the client down. The wrapper makes sure that there is a minimum - amount of time between each CORBA method invocation. */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "evolution-activity-client.h" - -#include "e-shell-corba-icon-utils.h" - -#include <gtk/gtksignal.h> -#include <gtk/gtkmain.h> - -#include <bonobo/bonobo-listener.h> - -#include <gal/util/e-util.h> - - -#define PARENT_TYPE gtk_object_get_type () -static GtkObjectClass *parent_class = NULL; - -/* The minimum time between updates, in msecs. */ -#define UPDATE_DELAY 1000 - -enum { - SHOW_DETAILS, - CANCEL, - LAST_SIGNAL -}; - -static guint signals[LAST_SIGNAL] = { 0 }; - -struct _EvolutionActivityClientPrivate { - /* The ::Activity interface that we QI from the shell. */ - GNOME_Evolution_Activity activity_interface; - - /* BonoboListener used to get notification about actions that the user - requested on the activity. */ - BonoboListener *listener; - - /* Id of this activity. */ - GNOME_Evolution_Activity_ActivityId activity_id; - - /* Id for the GTK+ timeout used to do updates. */ - int next_update_timeout_id; - - /* Wether we have to actually push an update at this timeout. */ - int have_pending_update; - - /* Data for the next update. */ - char *new_information; - double new_progress; -}; - - -/* Utility functions. */ - -static gboolean -corba_update_progress (EvolutionActivityClient *activity_client, - const char *information, - double progress) -{ - EvolutionActivityClientPrivate *priv; - CORBA_Environment ev; - gboolean retval; - - priv = activity_client->priv; - - CORBA_exception_init (&ev); - - GNOME_Evolution_Activity_operationProgressing (priv->activity_interface, - priv->activity_id, - information, - progress, - &ev); - - if (ev._major == CORBA_NO_EXCEPTION) { - retval = TRUE; - } else { - g_warning ("EvolutionActivityClient: Error updating progress -- %s", - ev._repo_id); - retval = FALSE; - } - - CORBA_exception_free (&ev); - - return retval; -} - -static gboolean -update_timeout_callback (void *data) -{ - EvolutionActivityClient *activity_client; - EvolutionActivityClientPrivate *priv; - - activity_client = EVOLUTION_ACTIVITY_CLIENT (data); - priv = activity_client->priv; - - if (priv->have_pending_update) { - priv->have_pending_update = FALSE; - corba_update_progress (activity_client, priv->new_information, priv->new_progress); - return TRUE; - } else { - priv->next_update_timeout_id = 0; - return FALSE; - } -} - - -/* BonoboListener callback. */ - -static void -listener_callback (BonoboListener *listener, - char *event_name, - CORBA_any *any, - CORBA_Environment *ev, - void *data) -{ - EvolutionActivityClient *activity_client; - - activity_client = EVOLUTION_ACTIVITY_CLIENT (data); - - if (strcmp (event_name, "ShowDetails") == 0) - gtk_signal_emit (GTK_OBJECT (activity_client), signals[SHOW_DETAILS]); - else if (strcmp (event_name, "Cancel") == 0) - gtk_signal_emit (GTK_OBJECT (activity_client), signals[CANCEL]); - else - g_warning ("EvolutionActivityClient: Unknown event from listener -- %s", event_name); -} - - -/* GtkObject methods. */ - -static void -impl_destroy (GtkObject *object) -{ - EvolutionActivityClient *activity_client; - EvolutionActivityClientPrivate *priv; - CORBA_Environment ev; - - activity_client = EVOLUTION_ACTIVITY_CLIENT (object); - priv = activity_client->priv; - - if (priv->next_update_timeout_id != 0) - g_source_remove (priv->next_update_timeout_id); - - CORBA_exception_init (&ev); - - if (! CORBA_Object_is_nil (priv->activity_interface, &ev)) { - GNOME_Evolution_Activity_operationFinished (priv->activity_interface, - priv->activity_id, - &ev); - if (ev._major != CORBA_NO_EXCEPTION) - g_warning ("EvolutionActivityClient: Error reporting completion of operation -- %s", - ev._repo_id); - - CORBA_Object_release (priv->activity_interface, &ev); - } - - CORBA_exception_free (&ev); - - if (priv->listener != NULL) - bonobo_object_unref (BONOBO_OBJECT (priv->listener)); - - g_free (priv->new_information); - - g_free (priv); - - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - -static void -class_init (EvolutionActivityClientClass *klass) -{ - GtkObjectClass *object_class; - - parent_class = gtk_type_class (PARENT_TYPE); - - object_class = GTK_OBJECT_CLASS (klass); - object_class->destroy = impl_destroy; - - signals[SHOW_DETAILS] - = gtk_signal_new ("show_details", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (EvolutionActivityClientClass, show_details), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - signals[CANCEL] - = gtk_signal_new ("cancel", - GTK_RUN_FIRST, - object_class->type, - GTK_SIGNAL_OFFSET (EvolutionActivityClientClass, cancel), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL); -} - - -static void -init (EvolutionActivityClient *activity_client) -{ - EvolutionActivityClientPrivate *priv; - - priv = g_new (EvolutionActivityClientPrivate, 1); - priv->activity_interface = CORBA_OBJECT_NIL; - priv->listener = bonobo_listener_new (listener_callback, activity_client); - priv->activity_id = (GNOME_Evolution_Activity_ActivityId) 0; - priv->next_update_timeout_id = 0; - priv->have_pending_update = FALSE; - priv->new_information = NULL; - priv->new_progress = 0.0; - - activity_client->priv = priv; -} - - -gboolean -evolution_activity_client_construct (EvolutionActivityClient *activity_client, - EvolutionShellClient *shell_client, - const char *component_id, - GdkPixbuf **animated_icon, - const char *information, - gboolean cancellable, - gboolean *suggest_display_return) -{ - EvolutionActivityClientPrivate *priv; - GNOME_Evolution_Activity activity_interface; - CORBA_Environment ev; - CORBA_boolean suggest_display; - GNOME_Evolution_AnimatedIcon *corba_animated_icon; - - g_return_val_if_fail (activity_client != NULL, FALSE); - g_return_val_if_fail (EVOLUTION_IS_ACTIVITY_CLIENT (activity_client), FALSE); - g_return_val_if_fail (shell_client != NULL, FALSE); - g_return_val_if_fail (EVOLUTION_IS_SHELL_CLIENT (shell_client), FALSE); - g_return_val_if_fail (animated_icon != NULL, FALSE); - g_return_val_if_fail (*animated_icon != NULL, FALSE); - g_return_val_if_fail (information != NULL, FALSE); - g_return_val_if_fail (suggest_display_return != NULL, FALSE); - - priv = activity_client->priv; - g_return_val_if_fail (priv->activity_interface == CORBA_OBJECT_NIL, FALSE); - - GTK_OBJECT_UNSET_FLAGS (activity_client, GTK_FLOATING); - - CORBA_exception_init (&ev); - - activity_interface = evolution_shell_client_get_activity_interface (shell_client); - priv->activity_interface = CORBA_Object_duplicate (activity_interface, &ev); - if (ev._major != CORBA_NO_EXCEPTION) { - priv->activity_interface = CORBA_OBJECT_NIL; - CORBA_exception_free (&ev); - return FALSE; - } - - corba_animated_icon = e_new_corba_animated_icon_from_pixbuf_array (animated_icon); - - GNOME_Evolution_Activity_operationStarted (activity_interface, - component_id, - corba_animated_icon, - information, - cancellable, - bonobo_object_corba_objref (BONOBO_OBJECT (priv->listener)), - &priv->activity_id, - &suggest_display, - &ev); - - CORBA_free (corba_animated_icon); - - if (ev._major != CORBA_NO_EXCEPTION) { - CORBA_exception_free (&ev); - return FALSE; - } - - *suggest_display_return = (gboolean) suggest_display; - - CORBA_exception_free (&ev); - return TRUE; -} - -EvolutionActivityClient * -evolution_activity_client_new (EvolutionShellClient *shell_client, - const char *component_id, - GdkPixbuf **animated_icon, - const char *information, - gboolean cancellable, - gboolean *suggest_display_return) -{ - EvolutionActivityClient *activity_client; - - g_return_val_if_fail (shell_client != NULL, NULL); - g_return_val_if_fail (EVOLUTION_IS_SHELL_CLIENT (shell_client), NULL); - g_return_val_if_fail (animated_icon != NULL, NULL); - g_return_val_if_fail (*animated_icon != NULL, NULL); - g_return_val_if_fail (information != NULL, NULL); - g_return_val_if_fail (suggest_display_return != NULL, NULL); - - activity_client = gtk_type_new (evolution_activity_client_get_type ()); - - if (! evolution_activity_client_construct (activity_client, - shell_client, - component_id, - animated_icon, - information, - cancellable, - suggest_display_return)) { - gtk_object_unref (GTK_OBJECT (activity_client)); - return NULL; - } - - return activity_client; -} - - -gboolean -evolution_activity_client_update (EvolutionActivityClient *activity_client, - const char *information, - double progress) -{ - EvolutionActivityClientPrivate *priv; - gboolean retval; - - g_return_val_if_fail (activity_client != NULL, FALSE); - g_return_val_if_fail (EVOLUTION_IS_ACTIVITY_CLIENT (activity_client), FALSE); - g_return_val_if_fail (information != NULL, FALSE); - g_return_val_if_fail (progress == -1.0 || (progress >= 0.0 && progress <= 1.0), FALSE); - - priv = activity_client->priv; - - if (priv->next_update_timeout_id == 0) { - /* There is no pending timeout, so the last CORBA update - happened more than UPDATE_DELAY msecs ago. So we set up a - timeout so we can check against it at the next update - request. - - Notice that GLib timeouts or other operations on this object - can be invoked within a remote CORBA invocation, so we need - to set `next_update_timeout_id' and `have_pending_update' - before doing the CORBA call, or nasty race conditions might - happen. */ - - priv->have_pending_update = FALSE; - - priv->next_update_timeout_id = g_timeout_add (UPDATE_DELAY, - update_timeout_callback, - activity_client); - - retval = corba_update_progress (activity_client, information, progress); - } else { - /* There is a pending timeout, so the last CORBA update - happened less than UPDATE_DELAY msecs ago. So just queue an - update instead. */ - - g_free (priv->new_information); - priv->new_information = g_strdup (information); - priv->new_progress = progress; - - priv->have_pending_update = TRUE; - - retval = TRUE; - } - - return retval; -} - -GNOME_Evolution_Activity_DialogAction -evolution_activity_client_request_dialog (EvolutionActivityClient *activity_client, - GNOME_Evolution_Activity_DialogType dialog_type) -{ - EvolutionActivityClientPrivate *priv; - GNOME_Evolution_Activity_DialogAction retval; - CORBA_Environment ev; - - g_return_val_if_fail (activity_client != NULL, GNOME_Evolution_Activity_DIALOG_ACTION_ERROR); - g_return_val_if_fail (EVOLUTION_IS_ACTIVITY_CLIENT (activity_client), GNOME_Evolution_Activity_DIALOG_ACTION_ERROR); - - priv = activity_client->priv; - - CORBA_exception_init (&ev); - - retval = GNOME_Evolution_Activity_requestDialog (priv->activity_interface, - priv->activity_id, - dialog_type, - &ev); - if (ev._major != CORBA_NO_EXCEPTION) { - g_warning ("EvolutionActivityClient: Error requesting a dialog -- %s", ev._repo_id); - retval = GNOME_Evolution_Activity_DIALOG_ACTION_ERROR; - } - - CORBA_exception_free (&ev); - - return retval; -} - - -E_MAKE_TYPE (evolution_activity_client, "EvolutionActivityClient", EvolutionActivityClient, - class_init, init, PARENT_TYPE) |