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Diffstat (limited to 'shell/e-activity-handler.c')
| -rw-r--r-- | shell/e-activity-handler.c | 575 |
1 files changed, 0 insertions, 575 deletions
diff --git a/shell/e-activity-handler.c b/shell/e-activity-handler.c deleted file mode 100644 index 89ff551f4f..0000000000 --- a/shell/e-activity-handler.c +++ /dev/null @@ -1,575 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-activity-handler.c - * - * Copyright (C) 2001 Ximian, Inc. - * - * 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. - * - * Author: Ettore Perazzoli <ettore@ximian.com> - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "e-activity-handler.h" - -#include <gtk/gtksignal.h> -#include <gdk-pixbuf/gdk-pixbuf.h> - -#include <libgnome/gnome-i18n.h> -#include <libgnomeui/gnome-popup-menu.h> - -#include <gal/util/e-util.h> -#include <gal/widgets/e-popup-menu.h> - - -#define PARENT_TYPE bonobo_x_object_get_type () -static BonoboXObjectClass *parent_class = NULL; - - -#define ICON_SIZE 16 - - -struct _ActivityInfo { - GdkPixbuf *icon_pixbuf; - GNOME_Evolution_Activity_ActivityId id; - CORBA_char *information; - CORBA_boolean cancellable; - Bonobo_Listener event_listener; - CORBA_float progress; -}; -typedef struct _ActivityInfo ActivityInfo; - -struct _EActivityHandlerPrivate { - GNOME_Evolution_Activity_ActivityId next_activity_id; - GList *activity_infos; - GSList *task_bars; -}; - - -/* Utility functions. */ - -static GdkPixbuf * -create_gdk_pixbuf_from_corba_icon (const GNOME_Evolution_Icon *icon) -{ - GdkPixbuf *pixbuf; - GdkPixbuf *scaled_pixbuf; - unsigned char *p; - int src_offset; - int i, j; - int rowstride; - int total_width; - - pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, icon->hasAlpha, 8, icon->width, icon->height); - - if (icon->hasAlpha) - total_width = 4 * icon->width; - else - total_width = 3 * icon->width; - - rowstride = gdk_pixbuf_get_rowstride (pixbuf); - src_offset = 0; - p = gdk_pixbuf_get_pixels (pixbuf); - - for (i = 0; i < icon->height; i++) { - for (j = 0; j < total_width; j++) - p[j] = icon->rgba_data._buffer[src_offset ++]; - p += rowstride; - } - - if (icon->width == ICON_SIZE && icon->height == ICON_SIZE) - return pixbuf; - - scaled_pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, icon->hasAlpha, 8, ICON_SIZE, ICON_SIZE); - gdk_pixbuf_scale (pixbuf, scaled_pixbuf, - 0, 0, ICON_SIZE, ICON_SIZE, - 0, 0, (double) ICON_SIZE / icon->width, (double) ICON_SIZE / icon->height, - GDK_INTERP_HYPER); - - gdk_pixbuf_unref (pixbuf); - - return scaled_pixbuf; -} - -static unsigned int -get_new_activity_id (EActivityHandler *activity_handler) -{ - EActivityHandlerPrivate *priv; - - priv = activity_handler->priv; - - return priv->next_activity_id ++; -} - -static GList * -lookup_activity (GList *list, - GNOME_Evolution_Activity_ActivityId activity_id, - int *order_number_return) -{ - GList *p; - int i; - - for (p = list, i = 0; p != NULL; p = p->next, i ++) { - ActivityInfo *activity_info; - - activity_info = (ActivityInfo *) p->data; - if (activity_info->id == activity_id) { - *order_number_return = i; - return p; - } - } - - *order_number_return = -1; - return NULL; -} - -static const CORBA_any * -get_corba_null_value (void) -{ - static CORBA_any *null_value = NULL; - - if (null_value == NULL) { - null_value = CORBA_any__alloc (); - null_value->_type = TC_null; - } - - return null_value; -} - -static void -report_task_event (ActivityInfo *activity_info, - const char *event_name) -{ - CORBA_Environment ev; - - CORBA_exception_init (&ev); - - Bonobo_Listener_event (activity_info->event_listener, event_name, get_corba_null_value (), &ev); - if (ev._major != CORBA_NO_EXCEPTION) - g_warning ("EActivityHandler: Cannot event `%s' -- %s", event_name, ev._repo_id); - - CORBA_exception_free (&ev); -} - - -/* ETaskWidget actions. */ - -static void -task_widget_cancel_callback (GtkWidget *widget, - void *data) -{ - ActivityInfo *activity_info; - - activity_info = (ActivityInfo *) data; - report_task_event (activity_info, "Cancel"); -} - -static void -task_widget_show_details_callback (GtkWidget *widget, - void *data) -{ - ActivityInfo *activity_info; - - activity_info = (ActivityInfo *) data; - report_task_event (activity_info, "ShowDetails"); -} - -static void -show_cancellation_popup (ActivityInfo *activity_info, - GtkWidget *task_widget, - GdkEventButton *button_event) -{ - GtkMenu *popup; - EPopupMenu items[] = { - { N_("Show Details"), NULL, task_widget_show_details_callback, NULL, 0 }, - { "", NULL, NULL, NULL, 0 }, - { N_("Cancel Operation"), NULL, task_widget_cancel_callback, NULL, 0 }, - { NULL } - }; - - /* FIXME: We should gray out things properly here. */ - popup = e_popup_menu_create (items, 0, 0, activity_info); - gnome_popup_menu_do_popup (GTK_WIDGET (popup), NULL, NULL, button_event, activity_info); -} - -static int -task_widget_button_press_event_callback (GtkWidget *widget, - GdkEventButton *button_event, - void *data) -{ - CORBA_Environment ev; - ActivityInfo *activity_info; - CORBA_any *null_value; - - activity_info = (ActivityInfo *) data; - - if (button_event->button == 3) { - if (! activity_info->cancellable) { - return FALSE; - } else { - show_cancellation_popup (activity_info, widget, button_event); - return TRUE; - } - } - - if (button_event->button != 1) - return FALSE; - - CORBA_exception_init (&ev); - - null_value = CORBA_any__alloc (); - null_value->_type = TC_null; - - Bonobo_Listener_event (activity_info->event_listener, "Clicked", null_value, &ev); - if (ev._major != CORBA_NO_EXCEPTION) - g_warning ("EActivityHandler: Cannot report `Clicked' event -- %s", - ev._repo_id); - - CORBA_free (null_value); - - CORBA_exception_free (&ev); - - return TRUE; -} - - -/* Creating and destroying ActivityInfos. */ - -static ActivityInfo * -activity_info_new (GNOME_Evolution_Activity_ActivityId id, - GdkPixbuf *icon, - const CORBA_char *information, - CORBA_boolean cancellable, - const Bonobo_Listener event_listener) -{ - ActivityInfo *info; - CORBA_Environment ev; - - CORBA_exception_init (&ev); - - info = g_new (ActivityInfo, 1); - info->id = id; - info->icon_pixbuf = gdk_pixbuf_ref (icon); - info->information = CORBA_string_dup (information); - info->cancellable = cancellable; - info->event_listener = CORBA_Object_duplicate (event_listener, &ev); - info->progress = -1.0; /* (Unknown) */ - - CORBA_exception_free (&ev); - - return info; -} - -static void -activity_info_free (ActivityInfo *info) -{ - CORBA_Environment ev; - - CORBA_exception_init (&ev); - - CORBA_free (info->information); - CORBA_Object_release (info->event_listener, &ev); - - g_free (info); - - CORBA_exception_free (&ev); -} - -static ETaskWidget * -task_widget_new_from_activity_info (ActivityInfo *activity_info) -{ - GtkWidget *widget; - - widget = e_task_widget_new (activity_info->icon_pixbuf, activity_info->information); - gtk_widget_show (widget); - - gtk_signal_connect (GTK_OBJECT (widget), "button_press_event", - GTK_SIGNAL_FUNC (task_widget_button_press_event_callback), activity_info); - - return E_TASK_WIDGET (widget); -} - - -/* Task Bar handling. */ - -static void -setup_task_bar (EActivityHandler *activity_handler, - ETaskBar *task_bar) -{ - EActivityHandlerPrivate *priv; - GList *p; - - priv = activity_handler->priv; - - for (p = g_list_last (priv->activity_infos); p != NULL; p = p->prev) { - e_task_bar_prepend_task (task_bar, - task_widget_new_from_activity_info ((ActivityInfo *) p->data)); - } -} - -static void -task_bar_destroy_callback (GtkObject *task_bar_object, - void *data) -{ - ETaskBar *task_bar; - EActivityHandler *activity_handler; - EActivityHandlerPrivate *priv; - - task_bar = E_TASK_BAR (task_bar_object); - - activity_handler = E_ACTIVITY_HANDLER (data); - priv = activity_handler->priv; - - priv->task_bars = g_slist_remove (priv->task_bars, task_bar); -} - - -/* GtkObject methods. */ - -static void -impl_destroy (GtkObject *object) -{ - EActivityHandler *handler; - EActivityHandlerPrivate *priv; - GList *p; - - handler = E_ACTIVITY_HANDLER (object); - priv = handler->priv; - - for (p = priv->activity_infos; p != NULL; p = p->next) { - ActivityInfo *info; - - info = (ActivityInfo *) p->data; - activity_info_free (info); - } - - g_free (priv); - - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - -/* CORBA methods. */ - -static void -impl_operationStarted (PortableServer_Servant servant, - const CORBA_char *component_id, - const GNOME_Evolution_AnimatedIcon *icon, - const CORBA_char *information, - const CORBA_boolean cancellable, - const Bonobo_Listener event_listener, - GNOME_Evolution_Activity_ActivityId *activity_id_return, - CORBA_boolean *suggest_display_return, - CORBA_Environment *ev) -{ - EActivityHandler *activity_handler; - EActivityHandlerPrivate *priv; - ActivityInfo *activity_info; - GdkPixbuf *icon_pixbuf; - unsigned int activity_id; - GSList *p; - - activity_handler = E_ACTIVITY_HANDLER (bonobo_object_from_servant (servant)); - priv = activity_handler->priv; - - if (icon->_length == 0) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Activity_InvalidIcon, NULL); - return; - } - - if (icon->_length > 1) - g_warning ("Animated icons are not supported for activities (yet)."); - - icon_pixbuf = create_gdk_pixbuf_from_corba_icon (icon->_buffer); - - activity_id = get_new_activity_id (activity_handler); - - activity_info = activity_info_new (activity_id, icon_pixbuf, information, cancellable, event_listener); - - for (p = priv->task_bars; p != NULL; p = p->next) - e_task_bar_prepend_task (E_TASK_BAR (p->data), - task_widget_new_from_activity_info (activity_info)); - - priv->activity_infos = g_list_prepend (priv->activity_infos, activity_info); - - *activity_id_return = activity_id; -} - -static void -impl_operationProgressing (PortableServer_Servant servant, - const GNOME_Evolution_Activity_ActivityId activity_id, - const CORBA_char *information, - const CORBA_float progress, - CORBA_Environment *ev) -{ - EActivityHandler *activity_handler; - EActivityHandlerPrivate *priv; - ActivityInfo *activity_info; - GList *p; - GSList *sp; - int order_number; - - /* FIXME? The complexity in this function sucks. */ - - activity_handler = E_ACTIVITY_HANDLER (bonobo_object_from_servant (servant)); - priv = activity_handler->priv; - - p = lookup_activity (priv->activity_infos, activity_id, &order_number); - if (p == NULL) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Activity_IdNotFound, NULL); - return; - } - - activity_info = (ActivityInfo *) p->data; - - CORBA_free (activity_info->information); - activity_info->information = CORBA_string_dup (information); - - activity_info->progress = progress; - - for (sp = priv->task_bars; sp != NULL; sp = sp->next) { - ETaskBar *task_bar; - ETaskWidget *task_widget; - - task_bar = E_TASK_BAR (sp->data); - task_widget = e_task_bar_get_task_widget (task_bar, order_number); - - e_task_widget_update (task_widget, information, progress); - } -} - -static void -impl_operationFinished (PortableServer_Servant servant, - const GNOME_Evolution_Activity_ActivityId activity_id, - CORBA_Environment *ev) -{ - EActivityHandler *activity_handler; - EActivityHandlerPrivate *priv; - GList *p; - GSList *sp; - int order_number; - - activity_handler = E_ACTIVITY_HANDLER (bonobo_object_from_servant (servant)); - priv = activity_handler->priv; - - p = lookup_activity (priv->activity_infos, activity_id, &order_number); - - activity_info_free ((ActivityInfo *) p->data); - priv->activity_infos = g_list_remove_link (priv->activity_infos, p); - - for (sp = priv->task_bars; sp != NULL; sp = sp->next) { - ETaskBar *task_bar; - - task_bar = E_TASK_BAR (sp->data); - e_task_bar_remove_task (task_bar, order_number); - } -} - -static GNOME_Evolution_Activity_DialogAction -impl_requestDialog (PortableServer_Servant servant, - const GNOME_Evolution_Activity_ActivityId activity_id, - const GNOME_Evolution_Activity_DialogType dialog_type, - CORBA_Environment *ev) -{ - /* FIXME implement. */ - g_warning ("Evolution::Activity::requestDialog not implemented"); - - return GNOME_Evolution_Activity_DIALOG_ACTION_DISPLAY; -} - - -/* GTK+ type stuff. */ - -static void -class_init (GtkObjectClass *object_class) -{ - EActivityHandlerClass *handler_class; - - parent_class = gtk_type_class (PARENT_TYPE); - - object_class->destroy = impl_destroy; - - handler_class = E_ACTIVITY_HANDLER_CLASS (object_class); - handler_class->epv.operationStarted = impl_operationStarted; - handler_class->epv.operationProgressing = impl_operationProgressing; - handler_class->epv.operationFinished = impl_operationFinished; - handler_class->epv.requestDialog = impl_requestDialog; -} - -static void -init (EActivityHandler *activity_handler) -{ - EActivityHandlerPrivate *priv; - - priv = g_new (EActivityHandlerPrivate, 1); - priv->next_activity_id = 0; - priv->activity_infos = NULL; - priv->task_bars = NULL; - - activity_handler->priv = priv; -} - - -void -e_activity_handler_construct (EActivityHandler *activity_handler) -{ - g_return_if_fail (activity_handler != NULL); - g_return_if_fail (E_IS_ACTIVITY_HANDLER (activity_handler)); - - /* Nothing to do here. */ -} - -EActivityHandler * -e_activity_handler_new (void) -{ - EActivityHandler *activity_handler; - - activity_handler = gtk_type_new (e_activity_handler_get_type ()); - e_activity_handler_construct (activity_handler); - - return activity_handler; -} - - -void -e_activity_handler_attach_task_bar (EActivityHandler *activity_handler, - ETaskBar *task_bar) -{ - EActivityHandlerPrivate *priv; - - g_return_if_fail (activity_handler != NULL); - g_return_if_fail (E_IS_ACTIVITY_HANDLER (activity_handler)); - g_return_if_fail (task_bar != NULL); - g_return_if_fail (E_IS_TASK_BAR (task_bar)); - - priv = activity_handler->priv; - - gtk_signal_connect_while_alive (GTK_OBJECT (task_bar), "destroy", - GTK_SIGNAL_FUNC (task_bar_destroy_callback), activity_handler, - GTK_OBJECT (activity_handler)); - - priv->task_bars = g_slist_prepend (priv->task_bars, task_bar); - - setup_task_bar (activity_handler, task_bar); -} - - -E_MAKE_X_TYPE (e_activity_handler, "EActivityHandler", EActivityHandler, class_init, init, PARENT_TYPE, - POA_GNOME_Evolution_Activity__init, - GTK_STRUCT_OFFSET (EActivityHandlerClass, epv)) |