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Diffstat (limited to 'calendar/gui/calendar-model.c')
| -rw-r--r-- | calendar/gui/calendar-model.c | 2455 |
1 files changed, 0 insertions, 2455 deletions
diff --git a/calendar/gui/calendar-model.c b/calendar/gui/calendar-model.c deleted file mode 100644 index d4b5185351..0000000000 --- a/calendar/gui/calendar-model.c +++ /dev/null @@ -1,2455 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* Evolution calendar - Data model for ETable - * - * Copyright (C) 2000 Ximian, Inc. - * Copyright (C) 2000 Ximian, Inc. - * - * Authors: 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. - */ - -#include <config.h> - -#include <math.h> -#include <sys/types.h> - -#include <ctype.h> - -#include <libgnomeui/gnome-messagebox.h> -#include <libgnomeui/gnome-stock-icons.h> -#include <libgnome/gnome-i18n.h> -#include <gal/widgets/e-unicode.h> -#include <e-util/e-time-utils.h> -#include <cal-util/timeutil.h> -#include "calendar-commands.h" -#include "calendar-config.h" -#include "comp-util.h" -#include "itip-utils.h" -#include "calendar-model.h" -#include "evolution-activity-client.h" -#include "e-cell-date-edit-text.h" -#include "misc.h" - -/* This specifies how often we refresh the list, so that completed tasks are - hidden according to the config setting, and overdue tasks change color etc. - It is in milliseconds, so this is 10 minutes. - Note that if the user is editing an item in the list, they will probably - lose their edit, so this isn't ideal. */ -#define CALENDAR_MODEL_REFRESH_TIMEOUT 1000 * 60 * 10 - -/* These hold the date values of the objects, so we can free the values when - we no longer need them. */ -typedef struct _CalendarModelObjectData CalendarModelObjectData; -struct _CalendarModelObjectData { - ECellDateEditValue *dtstart; - ECellDateEditValue *dtend; - ECellDateEditValue *due; - ECellDateEditValue *completed; -}; - -/* We use a pointer to this value to indicate that the property is not set. */ -static ECellDateEditValue unset_date_edit_value; - -/* Private part of the ECalendarModel structure */ -struct _CalendarModelPrivate { - /* Calendar client we are using */ - CalClient *client; - - /* Types of objects we are dealing with */ - CalObjType type; - - /* S-expression for query and the query object */ - char *sexp; - CalQuery *query; - - /* Array of pointers to calendar objects */ - GArray *objects; - - /* Array of CalendarModelObjectData* holding data for each of the - objects in the objects array above. */ - GArray *objects_data; - - /* UID -> array index hash */ - GHashTable *uid_index_hash; - - /* Type of components to create when using click-to-add in the table */ - CalComponentVType new_comp_vtype; - - /* Whether we display dates in 24-hour format. */ - gboolean use_24_hour_format; - - /* The default category to use when creating new tasks, e.g. when the - filter is set to a certain category we use that category when - creating a new task. */ - gchar *default_category; - - /* Addresses for determining icons */ - EAccountList *accounts; - - /* The current timezone. */ - icaltimezone *zone; - - /* The id of our timeout function for refreshing the list. */ - gint timeout_id; - - /* The activity client used to show messages on the status bar. */ - EvolutionActivityClient *activity; -}; - - - -static void calendar_model_class_init (CalendarModelClass *class); -static void calendar_model_init (CalendarModel *model); -static void calendar_model_finalize (GObject *object); - -static int calendar_model_column_count (ETableModel *etm); -static int calendar_model_row_count (ETableModel *etm); -static void *calendar_model_value_at (ETableModel *etm, int col, int row); -static void calendar_model_set_value_at (ETableModel *etm, int col, int row, const void *value); -static gboolean calendar_model_is_cell_editable (ETableModel *etm, int col, int row); -static void calendar_model_append_row (ETableModel *etm, ETableModel *source, gint row); -static void *calendar_model_duplicate_value (ETableModel *etm, int col, const void *value); -static void calendar_model_free_value (ETableModel *etm, int col, void *value); -static void *calendar_model_initialize_value (ETableModel *etm, int col); -static gboolean calendar_model_value_is_empty (ETableModel *etm, int col, const void *value); -static char * calendar_model_value_to_string (ETableModel *etm, int col, const void *value); -static int remove_object (CalendarModel *model, const char *uid); -static void ensure_task_complete (CalComponent *comp, - time_t completed_date); -static void ensure_task_not_complete (CalComponent *comp); - -static ETableModelClass *parent_class; - - - -/** - * calendar_model_get_type: - * @void: - * - * Registers the #CalendarModel class if necessary, and returns the type ID - * associated to it. - * - * Return value: The type ID of the #CalendarModel class. - **/ - -E_MAKE_TYPE (calendar_model, "CalendarModel", CalendarModel, calendar_model_class_init, - calendar_model_init, E_TABLE_MODEL_TYPE); - -/* Class initialization function for the calendar table model */ -static void -calendar_model_class_init (CalendarModelClass *class) -{ - GObjectClass *object_class; - ETableModelClass *etm_class; - - object_class = (GObjectClass *) class; - etm_class = (ETableModelClass *) class; - - parent_class = g_type_class_peek_parent (class); - - object_class->finalize = calendar_model_finalize; - - etm_class->column_count = calendar_model_column_count; - etm_class->row_count = calendar_model_row_count; - etm_class->value_at = calendar_model_value_at; - etm_class->set_value_at = calendar_model_set_value_at; - etm_class->is_cell_editable = calendar_model_is_cell_editable; - etm_class->append_row = calendar_model_append_row; - etm_class->duplicate_value = calendar_model_duplicate_value; - etm_class->free_value = calendar_model_free_value; - etm_class->initialize_value = calendar_model_initialize_value; - etm_class->value_is_empty = calendar_model_value_is_empty; - etm_class->value_to_string = calendar_model_value_to_string; -} - - -static gboolean -calendar_model_timeout_cb (gpointer data) -{ - CalendarModel *model; - - g_return_val_if_fail (IS_CALENDAR_MODEL (data), FALSE); - - model = CALENDAR_MODEL (data); - - GDK_THREADS_ENTER (); - - calendar_model_refresh (model); - - GDK_THREADS_LEAVE (); - return TRUE; -} - - -/* Object initialization function for the calendar table model */ -static void -calendar_model_init (CalendarModel *model) -{ - CalendarModelPrivate *priv; - - priv = g_new0 (CalendarModelPrivate, 1); - model->priv = priv; - - priv->sexp = g_strdup ("#t"); /* match all by default */ - priv->query = NULL; - - priv->objects = g_array_new (FALSE, TRUE, sizeof (CalComponent *)); - priv->objects_data = g_array_new (FALSE, FALSE, sizeof (CalendarModelObjectData)); - priv->uid_index_hash = g_hash_table_new (g_str_hash, g_str_equal); - priv->new_comp_vtype = CAL_COMPONENT_EVENT; - priv->use_24_hour_format = TRUE; - - priv->timeout_id = g_timeout_add (CALENDAR_MODEL_REFRESH_TIMEOUT, - calendar_model_timeout_cb, model); - - priv->accounts = itip_addresses_get (); - - priv->zone = NULL; - - priv->activity = NULL; - - /* Preload here, to avoid corba calls later */ - /* Gross hack because gnome-canvas is not re-entrant */ - calendar_config_get_tasks_due_today_color (); - calendar_config_get_tasks_overdue_color (); - g_free (calendar_config_get_hide_completed_tasks_sexp ()); -} - -static void -calendar_model_free_object_data (CalendarModel *model, - CalendarModelObjectData *object_data) -{ - if (object_data->dtstart != &unset_date_edit_value) - g_free (object_data->dtstart); - - if (object_data->dtend != &unset_date_edit_value) - g_free (object_data->dtend); - - if (object_data->due != &unset_date_edit_value) - g_free (object_data->due); - - if (object_data->completed != &unset_date_edit_value) - g_free (object_data->completed); -} - -/* Called from g_hash_table_foreach_remove(), frees a stored UID->index - * mapping. - */ -static gboolean -free_uid_index (gpointer key, gpointer value, gpointer data) -{ - int *idx; - - idx = value; - g_free (idx); - - return TRUE; -} - -/* Frees the objects stored in the calendar model */ -static void -free_objects (CalendarModel *model) -{ - CalendarModelPrivate *priv; - int i; - - priv = model->priv; - - g_hash_table_foreach_remove (priv->uid_index_hash, free_uid_index, NULL); - - for (i = 0; i < priv->objects->len; i++) { - CalComponent *comp; - CalendarModelObjectData *object_data; - - comp = g_array_index (priv->objects, CalComponent *, i); - g_assert (comp != NULL); - g_object_unref (comp); - - object_data = &g_array_index (priv->objects_data, - CalendarModelObjectData, i); - calendar_model_free_object_data (model, object_data); - } - - g_array_set_size (priv->objects, 0); - g_array_set_size (priv->objects_data, 0); -} - -/* Destroy handler for the calendar table model */ -static void -calendar_model_finalize (GObject *object) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - - g_return_if_fail (object != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (object)); - - model = CALENDAR_MODEL (object); - priv = model->priv; - - if (priv->timeout_id) { - g_source_remove (priv->timeout_id); - priv->timeout_id = 0; - } - - /* Free the calendar client interface object */ - - if (priv->client) { - g_signal_handlers_disconnect_matched (priv->client, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, model); - g_object_unref (priv->client); - priv->client = NULL; - } - - if (priv->sexp) { - g_free (priv->sexp); - priv->sexp = NULL; - } - - if (priv->query) { - g_signal_handlers_disconnect_matched (priv->query, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, model); - g_object_unref (priv->query); - priv->query = NULL; - } - - /* Free the uid->index hash data and the array of UIDs */ - - free_objects (model); - - g_hash_table_destroy (priv->uid_index_hash); - priv->uid_index_hash = NULL; - - g_array_free (priv->objects, TRUE); - priv->objects = NULL; - - g_array_free (priv->objects_data, TRUE); - priv->objects_data = NULL; - - g_free (priv->default_category); - - if (priv->activity) { - g_object_unref (priv->activity); - priv->activity = NULL; - } - - /* Free the private structure */ - - g_free (priv); - model->priv = NULL; - - if (G_OBJECT_CLASS (parent_class)->finalize) - (* G_OBJECT_CLASS (parent_class)->finalize) (object); -} - - - -/* ETableModel methods */ - -/* column_count handler for the calendar table model */ -static int -calendar_model_column_count (ETableModel *etm) -{ - return CAL_COMPONENT_FIELD_NUM_FIELDS; -} - -/* row_count handler for the calendar table model */ -static int -calendar_model_row_count (ETableModel *etm) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - return priv->objects->len; -} - -/* Builds a string based on the list of CATEGORIES properties of a calendar - * component. - */ -static char * -get_categories (CalComponent *comp) -{ - const char *categories; - - cal_component_get_categories (comp, &categories); - - return categories ? (char*) categories : ""; -} - -/* Returns a string based on the CLASSIFICATION property of a calendar component */ -static char * -get_classification (CalComponent *comp) -{ - CalComponentClassification classif; - - cal_component_get_classification (comp, &classif); - - switch (classif) { - case CAL_COMPONENT_CLASS_PRIVATE: - return _("Private"); - - case CAL_COMPONENT_CLASS_CONFIDENTIAL: - return _("Confidential"); - - default: - return _("Public"); - } -} - -/* Returns an ECellDateEditValue* for a COMPLETED property of a - calendar component. Note that we cache these in the objects_data array so - we can free them eventually. */ -static ECellDateEditValue* -get_completed (CalendarModel *model, - CalComponent *comp, - int row) -{ - CalendarModelPrivate *priv; - CalendarModelObjectData *object_data; - struct icaltimetype *completed; - - priv = model->priv; - - object_data = &g_array_index (priv->objects_data, - CalendarModelObjectData, row); - - if (!object_data->completed) { - cal_component_get_completed (comp, &completed); - - if (completed) { - object_data->completed = g_new (ECellDateEditValue, 1); - object_data->completed->tt = *completed; - object_data->completed->zone = icaltimezone_get_utc_timezone (); - cal_component_free_icaltimetype (completed); - } else { - object_data->completed = &unset_date_edit_value; - } - } - - return (object_data->completed == &unset_date_edit_value) - ? NULL : object_data->completed; -} - -/* Returns an ECellDateEditValue* for a DTSTART, DTEND or DUE property of a - calendar component. Note that we cache these in the objects_data array so - we can free them eventually. */ -static ECellDateEditValue* -get_date_edit_value (CalendarModel *model, CalComponent *comp, - int col, int row) -{ - CalendarModelPrivate *priv; - CalComponentDateTime dt; - CalendarModelObjectData *object_data; - ECellDateEditValue **value; - - priv = model->priv; - - object_data = &g_array_index (priv->objects_data, - CalendarModelObjectData, row); - - if (col == CAL_COMPONENT_FIELD_DTSTART) - value = &object_data->dtstart; - else if (col == CAL_COMPONENT_FIELD_DTEND) - value = &object_data->dtend; - else - value = &object_data->due; - - if (!(*value)) { - if (col == CAL_COMPONENT_FIELD_DTSTART) - cal_component_get_dtstart (comp, &dt); - else if (col == CAL_COMPONENT_FIELD_DTEND) - cal_component_get_dtend (comp, &dt); - else - cal_component_get_due (comp, &dt); - - if (dt.value) { - CalClientGetStatus status; - icaltimezone *zone; - - /* For a DTEND with a DATE value, we subtract 1 from - the day to display it. */ - if (col == CAL_COMPONENT_FIELD_DTEND - && dt.value->is_date) { - icaltime_adjust (dt.value, -1, 0, 0, 0); - } - - *value = g_new (ECellDateEditValue, 1); - (*value)->tt = *dt.value; - - /* FIXME: TIMEZONES: Handle error. */ - status = cal_client_get_timezone (model->priv->client, - dt.tzid, &zone); - (*value)->zone = zone; - } else { - *value = &unset_date_edit_value; - } - - cal_component_free_datetime (&dt); - } - - return (*value == &unset_date_edit_value) ? NULL : *value; -} - -/* Builds a string for the GEO property of a calendar component */ -static char* -get_geo (CalComponent *comp) -{ - struct icalgeotype *geo; - static gchar buf[32]; - - cal_component_get_geo (comp, &geo); - - if (!geo) - buf[0] = '\0'; - else { - g_snprintf (buf, sizeof (buf), "%g %s, %g %s", - fabs (geo->lat), - geo->lat >= 0.0 ? _("N") : _("S"), - fabs (geo->lon), - geo->lon >= 0.0 ? _("E") : _("W")); - cal_component_free_geo (geo); - } - - return buf; -} - -/* Builds a string for the PERCENT property of a calendar component */ -static int -get_percent (CalComponent *comp) -{ - int *percent, retval; - - cal_component_get_percent (comp, &percent); - - if (percent) { - retval = *percent; - cal_component_free_percent (percent); - } else { - retval = -1; - } - - return retval; -} - -/* Builds a string for the PRIORITY property of a calendar component */ -static char * -get_priority (CalComponent *comp) -{ - int *priority; - char *retval = ""; - - cal_component_get_priority (comp, &priority); - - if (priority) { - retval = cal_util_priority_to_string (*priority); - cal_component_free_priority (priority); - } - - return retval; -} - -/* Builds a string for the SUMMARY property of a calendar component */ -static char * -get_summary (CalComponent *comp) -{ - CalComponentText summary; - - cal_component_get_summary (comp, &summary); - - if (summary.value) - return (char *) summary.value; - else - return ""; -} - -/* Builds a string for the TRANSPARENCY property of a calendar component */ -static char * -get_transparency (CalComponent *comp) -{ - CalComponentTransparency transp; - - cal_component_get_transparency (comp, &transp); - - if (transp == CAL_COMPONENT_TRANSP_TRANSPARENT) - return _("Free"); - else - return _("Busy"); -} - -/* Builds a string for the URL property of a calendar component */ -static char * -get_url (CalComponent *comp) -{ - const char *url; - - cal_component_get_url (comp, &url); - - if (url) - return (char *) url; - else - return ""; -} - -/* Returns whether the completion date has been set on a component */ -static gboolean -is_complete (CalComponent *comp) -{ - struct icaltimetype *t; - gboolean retval; - - cal_component_get_completed (comp, &t); - retval = (t != NULL); - - if (retval) - cal_component_free_icaltimetype (t); - - return retval; -} - -typedef enum { - CALENDAR_MODEL_DUE_NEVER, - CALENDAR_MODEL_DUE_FUTURE, - CALENDAR_MODEL_DUE_TODAY, - CALENDAR_MODEL_DUE_OVERDUE, - CALENDAR_MODEL_DUE_COMPLETE -} CalendarModelDueStatus; - - -static CalendarModelDueStatus -get_due_status (CalendarModel *model, CalComponent *comp) -{ - CalComponentDateTime dt; - CalendarModelDueStatus retval; - - cal_component_get_due (comp, &dt); - - /* First, do we have a due date? */ - - if (!dt.value) - retval = CALENDAR_MODEL_DUE_NEVER; - else { - struct icaltimetype now_tt; - CalClientGetStatus status; - icaltimezone *zone; - - /* Second, is it already completed? */ - - if (is_complete (comp)) { - retval = CALENDAR_MODEL_DUE_COMPLETE; - goto out; - } - - /* Third, are we overdue as of right now? */ - - if (dt.value->is_date) { - int cmp; - - now_tt = icaltime_today (); - cmp = icaltime_compare_date_only (*dt.value, now_tt); - - if (cmp < 0) - retval = CALENDAR_MODEL_DUE_OVERDUE; - else if (cmp == 0) - retval = CALENDAR_MODEL_DUE_TODAY; - else - retval = CALENDAR_MODEL_DUE_FUTURE; - } else { - /* Get the current time in the same timezone as the DUE date.*/ - /* FIXME: TIMEZONES: Handle error. */ - status = cal_client_get_timezone (model->priv->client, dt.tzid, - &zone); - now_tt = icaltime_current_time_with_zone (zone); - - if (icaltime_compare (*dt.value, now_tt) <= 0) - retval = CALENDAR_MODEL_DUE_OVERDUE; - else - if (icaltime_compare_date_only (*dt.value, now_tt) == 0) - retval = CALENDAR_MODEL_DUE_TODAY; - else - retval = CALENDAR_MODEL_DUE_FUTURE; - } - } - - out: - - cal_component_free_datetime (&dt); - - return retval; -} - -/* Returns whether a component is overdue. */ -static gboolean -is_overdue (CalendarModel *model, CalComponent *comp) -{ - switch (get_due_status (model, comp)) { - case CALENDAR_MODEL_DUE_NEVER: - case CALENDAR_MODEL_DUE_FUTURE: - case CALENDAR_MODEL_DUE_COMPLETE: - return FALSE; - case CALENDAR_MODEL_DUE_TODAY: - case CALENDAR_MODEL_DUE_OVERDUE: - return TRUE; - } - - return FALSE; -} - -/* Computes the color to be used to display a component */ -static const char * -get_color (CalendarModel *model, CalComponent *comp) -{ - switch (get_due_status (model, comp)) { - case CALENDAR_MODEL_DUE_NEVER: - case CALENDAR_MODEL_DUE_FUTURE: - case CALENDAR_MODEL_DUE_COMPLETE: - return NULL; - case CALENDAR_MODEL_DUE_TODAY: - return calendar_config_get_tasks_due_today_color (); - case CALENDAR_MODEL_DUE_OVERDUE: - return calendar_config_get_tasks_overdue_color (); - } - - return NULL; -} - -static void * -get_status (CalComponent *comp) -{ - icalproperty_status status; - - cal_component_get_status (comp, &status); - - switch (status) { - case ICAL_STATUS_NONE: - return ""; - - case ICAL_STATUS_NEEDSACTION: - return _("Not Started"); - - case ICAL_STATUS_INPROCESS: - return _("In Progress"); - - case ICAL_STATUS_COMPLETED: - return _("Completed"); - - case ICAL_STATUS_CANCELLED: - return _("Cancelled"); - - default: - g_assert_not_reached (); - return NULL; - } -} - -#if 0 -static void * -get_location (CalComponent *comp) -{ - const char *location; - - cal_component_get_location (comp, &location); - return (void*) location; -} -#endif - -/* value_at handler for the calendar table model */ -static void * -calendar_model_value_at (ETableModel *etm, int col, int row) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - CalComponent *comp; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, NULL); - g_return_val_if_fail (row >= 0 && row < priv->objects->len, NULL); - - comp = g_array_index (priv->objects, CalComponent *, row); - g_assert (comp != NULL); - -#if 0 - g_print ("In calendar_model_value_at: %i\n", col); -#endif - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - return get_categories (comp); - - case CAL_COMPONENT_FIELD_CLASSIFICATION: - return get_classification (comp); - - case CAL_COMPONENT_FIELD_COMPLETED: - return get_completed (model, comp, row); - - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - return get_date_edit_value (model, comp, col, row); - - case CAL_COMPONENT_FIELD_GEO: - return get_geo (comp); - - case CAL_COMPONENT_FIELD_PERCENT: - return GINT_TO_POINTER (get_percent (comp)); - - case CAL_COMPONENT_FIELD_PRIORITY: - return get_priority (comp); - - case CAL_COMPONENT_FIELD_SUMMARY: - return get_summary (comp); - - case CAL_COMPONENT_FIELD_TRANSPARENCY: - return get_transparency (comp); - - case CAL_COMPONENT_FIELD_URL: - return get_url (comp); - - case CAL_COMPONENT_FIELD_HAS_ALARMS: - return GINT_TO_POINTER (cal_component_has_alarms (comp)); - - case CAL_COMPONENT_FIELD_ICON: - { - GSList *attendees = NULL, *sl; - gint retval = 0; - - if (cal_component_has_recurrences (comp)) - return GINT_TO_POINTER (1); - - if (itip_organizer_is_user (comp, priv->client)) - return GINT_TO_POINTER (3); - - cal_component_get_attendee_list (comp, &attendees); - for (sl = attendees; sl != NULL; sl = sl->next) { - CalComponentAttendee *ca = sl->data; - const char *text; - - text = itip_strip_mailto (ca->value); - if (e_account_list_find(priv->accounts, E_ACCOUNT_FIND_ID_ADDRESS, text) != NULL) { - if (ca->delto != NULL) - retval = 3; - else - retval = 2; - break; - } - } - - cal_component_free_attendee_list (attendees); - return GINT_TO_POINTER (retval); - break; - } - case CAL_COMPONENT_FIELD_COMPLETE: - return GINT_TO_POINTER (is_complete (comp)); - - case CAL_COMPONENT_FIELD_RECURRING: - return GINT_TO_POINTER (cal_component_has_recurrences (comp)); - - case CAL_COMPONENT_FIELD_OVERDUE: - return GINT_TO_POINTER (is_overdue (model, comp)); - - case CAL_COMPONENT_FIELD_COLOR: - return (void *) get_color (model, comp); - - case CAL_COMPONENT_FIELD_STATUS: - return get_status (comp); - - case CAL_COMPONENT_FIELD_COMPONENT: - return comp; - -#if 0 - case CAL_COMPONENT_FIELD_LOCATION : - return get_location (comp); -#endif - - default: - g_message ("calendar_model_value_at(): Requested invalid column %d", col); - g_assert_not_reached (); - return NULL; - } -} - -/* Builds a list of categories from a comma-delimited string */ -static GSList * -categories_from_string (const char *value) -{ - GSList *list; - const char *categ_start; - const char *categ_end; - const char *p; - - if (!value) - return NULL; - - list = NULL; - - categ_start = categ_end = NULL; - - for (p = value; *p; p++) { - if (categ_start) { - if (*p == ',') { - char *c; - - c = g_strndup (categ_start, categ_end - categ_start + 1); - list = g_slist_prepend (list, c); - - categ_start = categ_end = NULL; - } else if (!isspace (*p)) - categ_end = p; - } else if (!isspace (*p) && *p != ',') - categ_start = categ_end = p; - } - - if (categ_start) { - char *c; - - c = g_strndup (categ_start, categ_end - categ_start + 1); - list = g_slist_prepend (list, c); - } - - return g_slist_reverse (list); -} - -/* Sets the list of categories from a comma-delimited string */ -static void -set_categories (CalComponent *comp, const char *value) -{ - GSList *list; - GSList *l; - - list = categories_from_string (value); - - cal_component_set_categories_list (comp, list); - - for (l = list; l; l = l->next) { - char *s; - - s = l->data; - g_free (s); - } - - g_slist_free (list); -} - - -static void -set_classification (CalComponent *comp, - const char *value) -{ - CalComponentClassification classif; - - if (!g_strcasecmp (value, _("Private"))) - classif = CAL_COMPONENT_CLASS_PRIVATE; - else if (!g_strcasecmp (value, _("Confidential"))) - classif = CAL_COMPONENT_CLASS_CONFIDENTIAL; - else - classif = CAL_COMPONENT_CLASS_PUBLIC; - - cal_component_set_classification (comp, classif); -} - - -/* Called to set the "Date Completed" field. We also need to update the - Status and Percent fields to make sure they match. */ -static void -set_completed (CalendarModel *model, CalComponent *comp, const void *value) -{ - CalendarModelPrivate *priv = model->priv; - ECellDateEditValue *dv = (ECellDateEditValue*) value; - - if (!dv) { - ensure_task_not_complete (comp); - } else { - time_t t; - - if (dv->tt.is_date) { - /* If its a date, it will be floating, - but completed needs a date time value */ - dv->tt.is_date = FALSE; - t = icaltime_as_timet_with_zone (dv->tt, priv->zone); - } else { - /* We assume that COMPLETED is entered in the current timezone, - even though it gets stored in UTC. */ - t = icaltime_as_timet_with_zone (dv->tt, dv->zone); - } - - ensure_task_complete (comp, t); - } -} - -/* Sets a CalComponentDateTime value */ -static void -set_datetime (CalendarModel *model, CalComponent *comp, const void *value, - void (* set_func) (CalComponent *comp, CalComponentDateTime *dt), - gboolean is_dtend) -{ - ECellDateEditValue *dv = (ECellDateEditValue*) value; - - if (!dv) { - (* set_func) (comp, NULL); - } else { - CalComponentDateTime dt; - - dt.value = &dv->tt; - dt.tzid = icaltimezone_get_tzid (dv->zone); - - /* For a DTEND with a DATE value, we add 1 day to it. */ - if (is_dtend && dt.value->is_date) { - icaltime_adjust (dt.value, 1, 0, 0, 0); - } - - (* set_func) (comp, &dt); - } -} - -/* FIXME: We need to set the "transient_for" property for the dialog, but the - * model doesn't know anything about the windows. - */ -static void -show_geo_warning (void) -{ - GtkWidget *dialog; - - dialog = gnome_message_box_new (_("The geographical position must be entered " - "in the format: \n\n45.436845,125.862501"), - GNOME_MESSAGE_BOX_ERROR, - GNOME_STOCK_BUTTON_OK, NULL); - gtk_widget_show (dialog); -} - -/* Sets the geographical position value of a component */ -static void -set_geo (CalComponent *comp, const char *value) -{ - double latitude, longitude; - int matched; - struct icalgeotype geo; - - if (string_is_empty (value)) { - cal_component_set_geo (comp, NULL); - return; - } - - matched = sscanf (value, "%lg , %lg", &latitude, &longitude); - - if (matched != 2) { - show_geo_warning (); - return; - } - - geo.lat = latitude; - geo.lon = longitude; - cal_component_set_geo (comp, &geo); -} - -/* Sets the percent value of a calendar component */ -static void -set_percent (CalComponent *comp, const void *value) -{ - gint percent = GPOINTER_TO_INT (value); - - g_return_if_fail (percent >= -1); - g_return_if_fail (percent <= 100); - - /* A value of -1 means it isn't set. */ - if (percent == -1) { - cal_component_set_percent (comp, NULL); - ensure_task_not_complete (comp); - } else { - cal_component_set_percent (comp, &percent); - - if (percent == 100) - ensure_task_complete (comp, -1); - else { - ensure_task_not_complete (comp); - if (percent > 0) - cal_component_set_status (comp, ICAL_STATUS_INPROCESS); - } - } -} - -/* Sets the priority of a calendar component */ -static void -set_priority (CalComponent *comp, const char *value) -{ - int priority; - - priority = cal_util_priority_from_string (value); - /* If the priority is invalid (which should never happen) output a - warning and set it to undefined. */ - if (priority == -1) { - g_warning ("Invalid priority"); - priority = 0; - } - - cal_component_set_priority (comp, &priority); -} - -/* Sets the summary of a calendar component */ -static void -set_summary (CalComponent *comp, const char *value) -{ - CalComponentText text; - - if (string_is_empty (value)) { - cal_component_set_summary (comp, NULL); - return; - } - - text.value = value; - text.altrep = NULL; /* FIXME: should we preserve the old ALTREP? */ - - cal_component_set_summary (comp, &text); -} - -/* Sets the transparency of a calendar component */ -static void -set_transparency (CalComponent *comp, const char *value) -{ - CalComponentTransparency transp; - - if (!g_strcasecmp (value, _("Free"))) - transp = CAL_COMPONENT_TRANSP_TRANSPARENT; - else - transp = CAL_COMPONENT_TRANSP_OPAQUE; - - cal_component_set_transparency (comp, transp); -} - -/* Sets the URI of a calendar component */ -static void -set_url (CalComponent *comp, const char *value) -{ - if (string_is_empty (value)) { - cal_component_set_url (comp, NULL); - return; - } - - cal_component_set_url (comp, value); -} - -/* Called to set the checkbutton field which indicates whether a task is - complete. */ -static void -set_complete (CalComponent *comp, const void *value) -{ - gint state = GPOINTER_TO_INT (value); - - if (state) { - ensure_task_complete (comp, -1); - } else { - ensure_task_not_complete (comp); - } -} - -/* Sets the status of a calendar component. */ -static void -set_status (CalComponent *comp, const char *value) -{ - icalproperty_status status; - int percent; - - /* An empty string is the same as 'None'. */ - if (!value[0] || !g_strcasecmp (value, _("None"))) - status = ICAL_STATUS_NONE; - else if (!g_strcasecmp (value, _("Not Started"))) - status = ICAL_STATUS_NEEDSACTION; - else if (!g_strcasecmp (value, _("In Progress"))) - status = ICAL_STATUS_INPROCESS; - else if (!g_strcasecmp (value, _("Completed"))) - status = ICAL_STATUS_COMPLETED; - else if (!g_strcasecmp (value, _("Cancelled"))) - status = ICAL_STATUS_CANCELLED; - else { - g_warning ("Invalid status: %s\n", value); - return; - } - - cal_component_set_status (comp, status); - - if (status == ICAL_STATUS_NEEDSACTION) { - percent = 0; - cal_component_set_percent (comp, &percent); - cal_component_set_completed (comp, NULL); - } else if (status == ICAL_STATUS_INPROCESS) { - ensure_task_not_complete (comp); - percent = 50; - cal_component_set_percent (comp, &percent); - } else if (status == ICAL_STATUS_COMPLETED) { - ensure_task_complete (comp, -1); - } -} - -#if 0 -static void -set_location (CalComponent *comp, const char *value) -{ - if (string_is_empty (value)) { - cal_component_set_location (comp, NULL); - return; - } - - cal_component_set_location (comp, value); -} -#endif - -/* set_value_at handler for the calendar table model */ -static void -calendar_model_set_value_at (ETableModel *etm, int col, int row, const void *value) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - CalComponent *comp; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - g_return_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS); - g_return_if_fail (row >= 0 && row < priv->objects->len); - - comp = g_array_index (priv->objects, CalComponent *, row); - g_assert (comp != NULL); - -#if 0 - g_print ("In calendar_model_set_value_at: %i\n", col); -#endif - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - set_categories (comp, value); - break; - - case CAL_COMPONENT_FIELD_CLASSIFICATION: - set_classification (comp, value); - break; - - case CAL_COMPONENT_FIELD_COMPLETED: - set_completed (model, comp, value); - break; - - case CAL_COMPONENT_FIELD_DTEND: - /* FIXME: Need to reset dtstart if dtend happens before it */ - set_datetime (model, comp, value, cal_component_set_dtend, - TRUE); - break; - - case CAL_COMPONENT_FIELD_DTSTART: - /* FIXME: Need to reset dtend if dtstart happens after it */ - set_datetime (model, comp, value, cal_component_set_dtstart, - FALSE); - break; - - case CAL_COMPONENT_FIELD_DUE: - set_datetime (model, comp, value, cal_component_set_due, - FALSE); - break; - - case CAL_COMPONENT_FIELD_GEO: - set_geo (comp, value); - break; - - case CAL_COMPONENT_FIELD_PERCENT: - set_percent (comp, value); - break; - - case CAL_COMPONENT_FIELD_PRIORITY: - set_priority (comp, value); - break; - - case CAL_COMPONENT_FIELD_SUMMARY: - set_summary (comp, value); - break; - - case CAL_COMPONENT_FIELD_TRANSPARENCY: - set_transparency (comp, value); - break; - - case CAL_COMPONENT_FIELD_URL: - set_url (comp, value); - break; - - case CAL_COMPONENT_FIELD_COMPLETE: - set_complete (comp, value); - break; - - case CAL_COMPONENT_FIELD_STATUS: - set_status (comp, value); - break; - -#if 0 - case CAL_COMPONENT_FIELD_LOCATION : - set_location (comp, value); - break; -#endif - - default: - g_message ("calendar_model_set_value_at(): Requested invalid column %d", col); - g_assert_not_reached (); - return; - } - - if (cal_client_update_object (priv->client, comp) != CAL_CLIENT_RESULT_SUCCESS) - g_message ("calendar_model_set_value_at(): Could not update the object!"); -} - -/* is_cell_editable handler for the calendar table model */ -static gboolean -calendar_model_is_cell_editable (ETableModel *etm, int col, int row) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, FALSE); - - /* FIXME: We can't check this as 'click-to-add' passes row 0. */ - /*g_return_val_if_fail (row >= 0 && row < priv->objects->len, FALSE);*/ - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - case CAL_COMPONENT_FIELD_CLASSIFICATION: - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PERCENT: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_TRANSPARENCY: - case CAL_COMPONENT_FIELD_URL: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_STATUS: - return TRUE; - - default: - return FALSE; - } -} - -/* append_row handler for the calendar model */ -static void -calendar_model_append_row (ETableModel *etm, ETableModel *source, gint row) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - CalComponent *comp; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - /* Guard against saving before the calendar is open */ - if (!(priv->client && cal_client_get_load_state (priv->client) == CAL_CLIENT_LOAD_LOADED)) - return; - - /* FIXME: This should also support journal components */ - switch (priv->new_comp_vtype) { - case CAL_COMPONENT_EVENT: - comp = cal_comp_event_new_with_defaults (priv->client); - break; - case CAL_COMPONENT_TODO: - comp = cal_comp_task_new_with_defaults (priv->client); - break; - default: - comp = cal_component_new (); - cal_component_set_new_vtype (comp, priv->new_comp_vtype); - } - - set_categories (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_CATEGORIES, row)); - set_classification (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_CLASSIFICATION, row)); - set_completed (model, comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_COMPLETED, row)); - /* FIXME: Need to reset dtstart if dtend happens before it */ - set_datetime (model, comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_DTEND, row), cal_component_set_dtend, TRUE); - /* FIXME: Need to reset dtend if dtstart happens after it */ - set_datetime (model, comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_DTSTART, row), cal_component_set_dtstart, FALSE); - set_datetime (model, comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_DUE, row), cal_component_set_due, FALSE); - set_geo (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_GEO, row)); - set_percent (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_PERCENT, row)); - set_priority (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_PRIORITY, row)); - set_summary (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_SUMMARY, row)); - set_transparency (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_TRANSPARENCY, row)); - set_url (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_URL, row)); - set_complete (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_COMPLETE, row)); - set_status (comp, e_table_model_value_at(source, CAL_COMPONENT_FIELD_STATUS, row)); - - if (cal_client_update_object (priv->client, comp) != CAL_CLIENT_RESULT_SUCCESS) { - /* FIXME: Show error dialog. */ - g_message ("calendar_model_append_row(): Could not add new object!"); - } - - g_object_unref (comp); -} - -/* Duplicates a string value */ -static char * -dup_string (const char *value) -{ - return g_strdup (value); -} - -static void* -dup_date_edit_value (const void *value) -{ - ECellDateEditValue *dv, *orig_dv; - - if (value == NULL) - return NULL; - - orig_dv = (ECellDateEditValue*) value; - - dv = g_new (ECellDateEditValue, 1); - *dv = *orig_dv; - - return dv; -} - -/* duplicate_value handler for the calendar table model */ -static void * -calendar_model_duplicate_value (ETableModel *etm, int col, const void *value) -{ - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, NULL); - - /* They are almost all dup_string()s for now, but we'll have real fields - * later. - */ - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - case CAL_COMPONENT_FIELD_CLASSIFICATION: - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_TRANSPARENCY: - case CAL_COMPONENT_FIELD_URL: - case CAL_COMPONENT_FIELD_STATUS: - return dup_string (value); - - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - return dup_date_edit_value (value); - - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_ICON: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_PERCENT: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - case CAL_COMPONENT_FIELD_COLOR: - return (void *) value; - - case CAL_COMPONENT_FIELD_COMPONENT: { - CalComponent *comp; - - comp = CAL_COMPONENT (value); - g_object_ref (comp); - return comp; - } - - default: - g_message ("calendar_model_duplicate_value(): Requested invalid column %d", col); - return NULL; - } -} - -/* free_value handler for the calendar table model */ -static void -calendar_model_free_value (ETableModel *etm, int col, void *value) -{ - g_return_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS); - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - if (value) - g_free (value); - break; - - case CAL_COMPONENT_FIELD_CLASSIFICATION: - break; - - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_STATUS: - if (value) - g_free (value); - break; - - case CAL_COMPONENT_FIELD_TRANSPARENCY: - break; - - case CAL_COMPONENT_FIELD_URL: - if (value) - g_free (value); - break; - - case CAL_COMPONENT_FIELD_PERCENT: - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_ICON: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - case CAL_COMPONENT_FIELD_COLOR: - break; - - case CAL_COMPONENT_FIELD_COMPONENT: - if (value) - g_object_unref (value); - break; - - default: - g_message ("calendar_model_free_value(): Requested invalid column %d", col); - } -} - -/* Initializes a string value */ -static char * -init_string (void) -{ - return g_strdup (""); -} - -/* initialize_value handler for the calendar table model */ -static void * -calendar_model_initialize_value (ETableModel *etm, int col) -{ - CalendarModel *model; - - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, NULL); - - model = CALENDAR_MODEL (etm); - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - return g_strdup (model->priv->default_category ? model->priv->default_category : ""); - - case CAL_COMPONENT_FIELD_CLASSIFICATION: - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_TRANSPARENCY: - case CAL_COMPONENT_FIELD_URL: - case CAL_COMPONENT_FIELD_STATUS: - return init_string (); - - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_ICON: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - case CAL_COMPONENT_FIELD_COLOR: - case CAL_COMPONENT_FIELD_COMPONENT: - return NULL; - - case CAL_COMPONENT_FIELD_PERCENT: - return GINT_TO_POINTER (-1); - - default: - g_message ("calendar_model_initialize_value(): Requested invalid column %d", col); - return NULL; - } -} - -/* value_is_empty handler for the calendar model. This should return TRUE - unless a significant value has been set. The 'click-to-add' feature - checks all fields to see if any are not empty and if so it adds a new - row, so we only want to return FALSE if we have a useful object. */ -static gboolean -calendar_model_value_is_empty (ETableModel *etm, int col, const void *value) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, TRUE); - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - /* This could be a hack or not. If the categories field only - * contains the default category, then it possibly means that - * the user has not entered anything at all in the click-to-add; - * the category is in the value because we put it there in - * calendar_model_initialize_value(). - */ - if (priv->default_category && value && strcmp (priv->default_category, value) == 0) - return TRUE; - else - return string_is_empty (value); - - case CAL_COMPONENT_FIELD_CLASSIFICATION: /* actually goes here, not by itself */ - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_TRANSPARENCY: - case CAL_COMPONENT_FIELD_URL: - case CAL_COMPONENT_FIELD_STATUS: - return string_is_empty (value); - - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - return value ? FALSE : TRUE; - - case CAL_COMPONENT_FIELD_PERCENT: - return (GPOINTER_TO_INT (value) < 0) ? TRUE : FALSE; - - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_ICON: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - case CAL_COMPONENT_FIELD_COLOR: - case CAL_COMPONENT_FIELD_COMPONENT: - return TRUE; - - default: - g_message ("calendar_model_value_is_empty(): Requested invalid column %d", col); - return TRUE; - } -} - -static char* -date_value_to_string (ETableModel *etm, const void *value) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - ECellDateEditValue *dv = (ECellDateEditValue *) value; - struct icaltimetype tt; - struct tm tmp_tm; - char buffer[64]; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - if (!dv) - return g_strdup (""); - - /* We currently convert all the dates to the current timezone. */ - tt = dv->tt; - icaltimezone_convert_time (&tt, dv->zone, priv->zone); - - tmp_tm.tm_year = tt.year - 1900; - tmp_tm.tm_mon = tt.month - 1; - tmp_tm.tm_mday = tt.day; - tmp_tm.tm_hour = tt.hour; - tmp_tm.tm_min = tt.minute; - tmp_tm.tm_sec = tt.second; - tmp_tm.tm_isdst = -1; - - tmp_tm.tm_wday = time_day_of_week (tt.day, tt.month - 1, tt.year); - - e_time_format_date_and_time (&tmp_tm, priv->use_24_hour_format, - TRUE, FALSE, - buffer, sizeof (buffer)); - return g_locale_to_utf8 (buffer, -1, NULL, NULL, NULL); -} - - -static char * -calendar_model_value_to_string (ETableModel *etm, int col, const void *value) -{ - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, NULL); - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - case CAL_COMPONENT_FIELD_CLASSIFICATION: - case CAL_COMPONENT_FIELD_GEO: - case CAL_COMPONENT_FIELD_PRIORITY: - case CAL_COMPONENT_FIELD_SUMMARY: - case CAL_COMPONENT_FIELD_TRANSPARENCY: - case CAL_COMPONENT_FIELD_URL: - case CAL_COMPONENT_FIELD_STATUS: - return g_strdup (value); - - case CAL_COMPONENT_FIELD_COMPLETED: - case CAL_COMPONENT_FIELD_DTEND: - case CAL_COMPONENT_FIELD_DTSTART: - case CAL_COMPONENT_FIELD_DUE: - return date_value_to_string (etm, value); - - case CAL_COMPONENT_FIELD_ICON: - if (GPOINTER_TO_INT (value) == 0) - return g_locale_to_utf8 (_("Normal"), -1, NULL, NULL, NULL); - else if (GPOINTER_TO_INT (value) == 1) - return g_locale_to_utf8 (_("Recurring"), -1, NULL, NULL, NULL); - else - return g_locale_to_utf8 (_("Assigned"), -1, NULL, NULL, NULL); - - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - return g_locale_to_utf8 (value ? _("Yes") : _("No"), -1, NULL, NULL, NULL); - - case CAL_COMPONENT_FIELD_COLOR: - return NULL; - - case CAL_COMPONENT_FIELD_COMPONENT: - return NULL; - - case CAL_COMPONENT_FIELD_PERCENT: - if (GPOINTER_TO_INT (value) < 0) - return g_strdup ("N/A"); - else - return g_strdup_printf ("%i%%", GPOINTER_TO_INT (value)); - - default: - g_message ("calendar_model_value_as_string(): Requested invalid column %d", col); - return NULL; - } -} - - - -/** - * calendar_model_new: - * - * Creates a new calendar model. It must be told about the calendar client - * interface object it will monitor with calendar_model_set_cal_client(). - * - * Return value: A newly-created calendar model. - **/ -CalendarModel * -calendar_model_new (void) -{ - return CALENDAR_MODEL (g_object_new (TYPE_CALENDAR_MODEL, NULL)); -} - - -/* Callback used when a component is updated in the live query */ -static void -query_obj_updated_cb (CalQuery *query, const char *uid, - gboolean query_in_progress, int n_scanned, int total, - gpointer data) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - int orig_idx; - CalComponent *new_comp; - const char *new_comp_uid; - int *new_idx; - CalClientGetStatus status; - CalendarModelObjectData new_object_data = { NULL, NULL, NULL, NULL }; - - model = CALENDAR_MODEL (data); - priv = model->priv; - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - orig_idx = remove_object (model, uid); - - status = cal_client_get_object (priv->client, uid, &new_comp); - - switch (status) { - case CAL_CLIENT_GET_SUCCESS: - /* Insert the object into the model */ - - cal_component_get_uid (new_comp, &new_comp_uid); - - if (orig_idx == -1) { - /* The object not in the model originally, so we just append it */ - - g_array_append_val (priv->objects, new_comp); - g_array_append_val (priv->objects_data, new_object_data); - - new_idx = g_new (int, 1); - *new_idx = priv->objects->len - 1; - - g_hash_table_insert (priv->uid_index_hash, (char *) new_comp_uid, new_idx); - e_table_model_row_inserted (E_TABLE_MODEL (model), *new_idx); - } else { - int i; - - /* Insert the new version of the object in its old position */ - - g_array_insert_val (priv->objects, orig_idx, new_comp); - g_array_insert_val (priv->objects_data, orig_idx, - new_object_data); - - new_idx = g_new (int, 1); - *new_idx = orig_idx; - g_hash_table_insert (priv->uid_index_hash, (char *) new_comp_uid, new_idx); - - /* Increase the indices of all subsequent objects */ - - for (i = orig_idx + 1; i < priv->objects->len; i++) { - CalComponent *comp; - int *comp_idx; - const char *comp_uid; - - comp = g_array_index (priv->objects, CalComponent *, i); - g_assert (comp != NULL); - - cal_component_get_uid (comp, &comp_uid); - - comp_idx = g_hash_table_lookup (priv->uid_index_hash, comp_uid); - g_assert (comp_idx != NULL); - - (*comp_idx)++; - } - - e_table_model_row_changed (E_TABLE_MODEL (model), *new_idx); - } - - break; - - case CAL_CLIENT_GET_NOT_FOUND: - /* Nothing; the object may have been removed from the server. We just - * notify that the old object was deleted. - */ - if (orig_idx != -1) - e_table_model_row_deleted (E_TABLE_MODEL (model), orig_idx); - else - e_table_model_no_change (E_TABLE_MODEL (model)); - - break; - - case CAL_CLIENT_GET_SYNTAX_ERROR: - g_message ("obj_updated_cb(): Syntax error when getting object `%s'", uid); - - /* Same notification as above */ - if (orig_idx != -1) - e_table_model_row_deleted (E_TABLE_MODEL (model), orig_idx); - else - e_table_model_no_change (E_TABLE_MODEL (model)); - - break; - - default: - g_assert_not_reached (); - } -} - -/* Callback used when a component is removed from the live query */ -static void -query_obj_removed_cb (CalQuery *query, const char *uid, gpointer data) -{ - CalendarModel *model; - int idx; - - model = CALENDAR_MODEL (data); - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - idx = remove_object (model, uid); - - if (idx != -1) - e_table_model_row_deleted (E_TABLE_MODEL (model), idx); - else - e_table_model_no_change (E_TABLE_MODEL (model)); -} - -/* Callback used when a query ends */ -static void -query_query_done_cb (CalQuery *query, CalQueryDoneStatus status, const char *error_str, gpointer data) -{ - CalendarModel *model; - - model = CALENDAR_MODEL (data); - - /* FIXME */ - - calendar_model_set_status_message (model, NULL); - - if (status != CAL_QUERY_DONE_SUCCESS) - g_warning ("query done: %s\n", error_str); -} - -/* Callback used when an evaluation error occurs when running a query */ -static void -query_eval_error_cb (CalQuery *query, const char *error_str, gpointer data) -{ - CalendarModel *model; - - model = CALENDAR_MODEL (data); - - /* FIXME */ - - calendar_model_set_status_message (model, NULL); - - g_warning ("eval error: %s\n", error_str); -} - -/* Builds a complete query sexp for the calendar model by adding the predicates - * to filter only for the type of objects that the model supports, and - * whether we want completed tasks. - */ -static char * -adjust_query_sexp (CalendarModel *model, const char *sexp) -{ - CalendarModelPrivate *priv; - CalObjType type; - char *type_sexp; - char *completed_sexp; - char *new_sexp; - - priv = model->priv; - - type = priv->type; - - if (!(type & CALOBJ_TYPE_ANY)) - type_sexp = g_strdup ("#t"); - else - type_sexp = g_strdup_printf ( - "(or %s %s %s)", - (type & CALOBJ_TYPE_EVENT) ? "(= (get-vtype) \"VEVENT\")" : "", - (type & CALOBJ_TYPE_TODO) ? "(= (get-vtype) \"VTODO\")" : "", - (type & CALOBJ_TYPE_JOURNAL) ? "(= (get-vtype) \"VJOURNAL\")" : ""); - - /* Create a sub-expression for filtering out completed tasks, based on - the config settings. */ - completed_sexp = calendar_config_get_hide_completed_tasks_sexp (); - - new_sexp = g_strdup_printf ("(and %s %s %s)", type_sexp, - completed_sexp ? completed_sexp : "", - sexp); - g_free (type_sexp); - g_free (completed_sexp); - -#if 0 - g_print ("Calendar model sexp:\n%s\n", new_sexp); -#endif - - return new_sexp; -} - -/* Restarts a query */ -static void -update_query (CalendarModel *model) -{ - CalendarModelPrivate *priv; - CalQuery *old_query; - char *real_sexp; - - priv = model->priv; - - e_table_model_pre_change (E_TABLE_MODEL (model)); - free_objects (model); - e_table_model_changed (E_TABLE_MODEL (model)); - - if (!(priv->client - && cal_client_get_load_state (priv->client) == CAL_CLIENT_LOAD_LOADED)) - return; - - old_query = priv->query; - priv->query = NULL; - - if (old_query) { - g_signal_handlers_disconnect_matched (old_query, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, model); - g_object_unref (old_query); - } - - g_assert (priv->sexp != NULL); - real_sexp = adjust_query_sexp (model, priv->sexp); - - calendar_model_set_status_message (model, _("Searching")); - priv->query = cal_client_get_query (priv->client, real_sexp); - g_free (real_sexp); - - if (!priv->query) { - g_message ("update_query(): Could not create the query"); - calendar_model_set_status_message (model, NULL); - return; - } - - g_signal_connect (priv->query, "obj_updated", - G_CALLBACK (query_obj_updated_cb), model); - g_signal_connect (priv->query, "obj_removed", - G_CALLBACK (query_obj_removed_cb), model); - g_signal_connect (priv->query, "query_done", - G_CALLBACK (query_query_done_cb), model); - g_signal_connect (priv->query, "eval_error", - G_CALLBACK (query_eval_error_cb), model); -} - -/* Callback used when a calendar is opened into the server */ -static void -cal_opened_cb (CalClient *client, CalClientOpenStatus status, gpointer data) -{ - CalendarModel *model; - - model = CALENDAR_MODEL (data); - - if (status != CAL_CLIENT_OPEN_SUCCESS) - return; - - update_query (model); -} - - -/* Removes an object from the model and updates all the indices that follow. - * Returns the index of the object that was removed, or -1 if no object with - * such UID was found. - */ -static int -remove_object (CalendarModel *model, const char *uid) -{ - CalendarModelPrivate *priv; - int *idx; - CalComponent *orig_comp; - int i; - int n; - CalendarModelObjectData *object_data; - - priv = model->priv; - - /* Find the index of the object to be removed */ - - idx = g_hash_table_lookup (priv->uid_index_hash, uid); - if (!idx) - return -1; - - orig_comp = g_array_index (priv->objects, CalComponent *, *idx); - g_assert (orig_comp != NULL); - - /* Decrease the indices of all the objects that follow in the array */ - - for (i = *idx + 1; i < priv->objects->len; i++) { - CalComponent *comp; - int *comp_idx; - const char *comp_uid; - - comp = g_array_index (priv->objects, CalComponent *, i); - g_assert (comp != NULL); - - cal_component_get_uid (comp, &comp_uid); - - comp_idx = g_hash_table_lookup (priv->uid_index_hash, comp_uid); - g_assert (comp_idx != NULL); - - (*comp_idx)--; - g_assert (*comp_idx >= 0); - } - - /* Remove this object from the array and hash */ - - g_hash_table_remove (priv->uid_index_hash, uid); - g_array_remove_index (priv->objects, *idx); - - object_data = &g_array_index (priv->objects_data, - CalendarModelObjectData, *idx); - calendar_model_free_object_data (model, object_data); - g_array_remove_index (priv->objects_data, *idx); - - g_object_unref (orig_comp); - - n = *idx; - g_free (idx); - - return n; -} - -/* Displays messages on the status bar */ -#define EVOLUTION_TASKS_PROGRESS_IMAGE "evolution-tasks-mini.png" -static GdkPixbuf *progress_icon[2] = { NULL, NULL }; - -void -calendar_model_set_status_message (CalendarModel *model, const char *message) -{ - extern EvolutionShellClient *global_shell_client; /* ugly */ - CalendarModelPrivate *priv; - - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - priv = model->priv; - - if (!message || !*message) { - if (priv->activity) { - g_object_unref (priv->activity); - priv->activity = NULL; - } - } - else if (!priv->activity) { - int display; - char *client_id = g_strdup_printf ("%p", model); - - if (progress_icon[0] == NULL) - progress_icon[0] = gdk_pixbuf_new_from_file (EVOLUTION_IMAGESDIR "/" EVOLUTION_TASKS_PROGRESS_IMAGE, NULL); - priv->activity = evolution_activity_client_new ( - global_shell_client, client_id, - progress_icon, message, TRUE, &display); - - g_free (client_id); - } - else - evolution_activity_client_update (priv->activity, message, -1.0); -} - -/** - * calendar_model_get_cal_client: - * @model: A calendar model. - * - * Queries the calendar client interface object that a calendar model is using. - * - * Return value: A calendar client interface object. - **/ -CalClient * -calendar_model_get_cal_client (CalendarModel *model) -{ - CalendarModelPrivate *priv; - - g_return_val_if_fail (model != NULL, NULL); - g_return_val_if_fail (IS_CALENDAR_MODEL (model), NULL); - - priv = model->priv; - - return priv->client; -} - - -/** - * calendar_model_set_cal_client: - * @model: A calendar model. - * @client: A calendar client interface object. - * @type: Type of objects to present. - * - * Sets the calendar client interface object that a calendar model will monitor. - * It also sets the types of objects this model will present to an #ETable. - **/ -void -calendar_model_set_cal_client (CalendarModel *model, CalClient *client, CalObjType type) -{ - CalendarModelPrivate *priv; - - g_return_if_fail (model != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - if (client) - g_return_if_fail (IS_CAL_CLIENT (client)); - - priv = model->priv; - - if (priv->client == client && priv->type == type) - return; - - if (client) - g_object_ref (client); - - if (priv->client) { - g_signal_handlers_disconnect_matched (priv->client, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, model); - g_object_unref (priv->client); - } - - priv->client = client; - priv->type = type; - - if (priv->client) { - if (cal_client_get_load_state (priv->client) == CAL_CLIENT_LOAD_LOADED) - update_query (model); - else - g_signal_connect (priv->client, "cal_opened", G_CALLBACK (cal_opened_cb), model); - } -} - -/** - * calendar_model_set_query: - * @model: A calendar model. - * @sexp: Sexp that defines the query. - * - * Sets the query sexp that a calendar model will use to filter its contents. - **/ -void -calendar_model_set_query (CalendarModel *model, const char *sexp) -{ - CalendarModelPrivate *priv; - - g_return_if_fail (model != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (model)); - g_return_if_fail (sexp != NULL); - - priv = model->priv; - - if (priv->sexp) - g_free (priv->sexp); - - priv->sexp = g_strdup (sexp); - - update_query (model); -} - - -/** - * calendar_model_set_new_comp_vtype: - * @model: A calendar model. - * @vtype: Type of calendar components to create. - * - * Sets the type of calendar components that will be created by a calendar table - * model when the click-to-add functionality of the table is used. - **/ -void -calendar_model_set_new_comp_vtype (CalendarModel *model, CalComponentVType vtype) -{ - CalendarModelPrivate *priv; - - g_return_if_fail (model != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (model)); - g_return_if_fail (vtype != CAL_COMPONENT_NO_TYPE); - - priv = model->priv; - priv->new_comp_vtype = vtype; -} - -/** - * calendar_model_get_new_comp_vtype: - * @model: A calendar model. - * - * Queries the type of calendar components that are created by a calendar table - * model when using the click-to-add functionality in a table. - * - * Return value: Type of components that are created. - **/ -CalComponentVType -calendar_model_get_new_comp_vtype (CalendarModel *model) -{ - CalendarModelPrivate *priv; - - g_return_val_if_fail (model != NULL, CAL_COMPONENT_NO_TYPE); - g_return_val_if_fail (IS_CALENDAR_MODEL (model), CAL_COMPONENT_NO_TYPE); - - priv = model->priv; - return priv->new_comp_vtype; -} - - -void -calendar_model_mark_task_complete (CalendarModel *model, - gint row) -{ - CalendarModelPrivate *priv; - CalComponent *comp; - - g_return_if_fail (model != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - priv = model->priv; - - g_return_if_fail (row >= 0 && row < priv->objects->len); - - comp = g_array_index (priv->objects, CalComponent *, row); - g_assert (comp != NULL); - - ensure_task_complete (comp, -1); - - if (cal_client_update_object (priv->client, comp) != CAL_CLIENT_RESULT_SUCCESS) - g_message ("calendar_model_mark_task_complete(): Could not update the object!"); -} - - -/** - * calendar_model_get_component: - * @model: A calendar model. - * @row: Row number of sought calendar component. - * - * Queries a calendar component from a calendar model based on its row number. - * - * Return value: The sought calendar component. - **/ -CalComponent * -calendar_model_get_component (CalendarModel *model, - gint row) -{ - CalendarModelPrivate *priv; - - g_return_val_if_fail (model != NULL, NULL); - g_return_val_if_fail (IS_CALENDAR_MODEL (model), NULL); - - priv = model->priv; - - g_return_val_if_fail (row >= 0 && row < priv->objects->len, NULL); - - return g_array_index (priv->objects, CalComponent *, row); -} - - -/* This makes sure a task is marked as complete. - It makes sure the "Date Completed" property is set. If the completed_date - is not -1, then that is used, otherwise if the "Date Completed" property - is not already set it is set to the current time. - It makes sure the percent is set to 100, and that the status is "Completed". - Note that this doesn't update the component on the server. */ -static void -ensure_task_complete (CalComponent *comp, - time_t completed_date) -{ - struct icaltimetype *old_completed = NULL; - int *old_percent, new_percent; - icalproperty_status status; - gboolean set_completed = TRUE; - - /* Date Completed. */ - if (completed_date == -1) { - cal_component_get_completed (comp, &old_completed); - - if (old_completed) { - cal_component_free_icaltimetype (old_completed); - set_completed = FALSE; - } else { - completed_date = time (NULL); - } - } - - if (set_completed) { - icaltimezone *utc_zone; - struct icaltimetype new_completed; - - /* COMPLETED is stored in UTC. */ - utc_zone = icaltimezone_get_utc_timezone (); - new_completed = icaltime_from_timet_with_zone (completed_date, - FALSE, - utc_zone); - cal_component_set_completed (comp, &new_completed); - } - - /* Percent. */ - cal_component_get_percent (comp, &old_percent); - if (!old_percent || *old_percent != 100) { - new_percent = 100; - cal_component_set_percent (comp, &new_percent); - } - if (old_percent) - cal_component_free_percent (old_percent); - - /* Status. */ - cal_component_get_status (comp, &status); - if (status != ICAL_STATUS_COMPLETED) { - cal_component_set_status (comp, ICAL_STATUS_COMPLETED); - } -} - - -/* This makes sure a task is marked as incomplete. It clears the - "Date Completed" property. If the percent is set to 100 it removes it, - and if the status is "Completed" it sets it to "Needs Action". - Note that this doesn't update the component on the client. */ -static void -ensure_task_not_complete (CalComponent *comp) -{ - icalproperty_status old_status; - int *old_percent; - - /* Date Completed. */ - cal_component_set_completed (comp, NULL); - - /* Percent. */ - cal_component_get_percent (comp, &old_percent); - if (old_percent && *old_percent == 100) - cal_component_set_percent (comp, NULL); - if (old_percent) - cal_component_free_percent (old_percent); - - /* Status. */ - cal_component_get_status (comp, &old_status); - if (old_status == ICAL_STATUS_COMPLETED) - cal_component_set_status (comp, ICAL_STATUS_NEEDSACTION); -} - - -/* Whether we use 24 hour format to display the times. */ -gboolean -calendar_model_get_use_24_hour_format (CalendarModel *model) -{ - g_return_val_if_fail (IS_CALENDAR_MODEL (model), TRUE); - - return model->priv->use_24_hour_format; -} - - -void -calendar_model_set_use_24_hour_format (CalendarModel *model, - gboolean use_24_hour_format) -{ - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - if (model->priv->use_24_hour_format != use_24_hour_format) { - e_table_model_pre_change (E_TABLE_MODEL (model)); - model->priv->use_24_hour_format = use_24_hour_format; - /* Get the views to redraw themselves. */ - e_table_model_changed (E_TABLE_MODEL (model)); - } -} - - -void -calendar_model_set_default_category (CalendarModel *model, - const char *default_category) -{ - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - g_free (model->priv->default_category); - model->priv->default_category = g_strdup (default_category); -} - - - -/* The current timezone. */ -icaltimezone* -calendar_model_get_timezone (CalendarModel *model) -{ - g_return_val_if_fail (IS_CALENDAR_MODEL (model), NULL); - - return model->priv->zone; -} - - -void -calendar_model_set_timezone (CalendarModel *model, - icaltimezone *zone) -{ - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - if (model->priv->zone != zone) { - e_table_model_pre_change (E_TABLE_MODEL (model)); - model->priv->zone = zone; - - /* The timezone affects the times shown for COMPLETED and - maybe other fields, so we need to redisplay everything. */ - e_table_model_changed (E_TABLE_MODEL (model)); - } -} - - -/** - * calendar_model_refresh: - * @model: A calendar model. - * - * Refreshes the calendar model, reloading the events/tasks from the server. - * Be careful about doing this when the user is editing an event/task. - **/ -void -calendar_model_refresh (CalendarModel *model) -{ - g_return_if_fail (model != NULL); - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - update_query (model); -} |