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Diffstat (limited to 'calendar/gui/calendar-model.c')
| -rw-r--r-- | calendar/gui/calendar-model.c | 2204 |
1 files changed, 0 insertions, 2204 deletions
diff --git a/calendar/gui/calendar-model.c b/calendar/gui/calendar-model.c deleted file mode 100644 index 3e8f3359ab..0000000000 --- a/calendar/gui/calendar-model.c +++ /dev/null @@ -1,2204 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* Evolution calendar - Data model for ETable - * - * Copyright (C) 2000 Helix Code, 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 the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - */ - - -#include <config.h> - -#include <math.h> -#include <sys/types.h> - -/* We need this for strptime. */ -#define _XOPEN_SOURCE 500 -#define __USE_XOPEN -#include <time.h> -#include <sys/time.h> -#undef _XOPEN_SOURCE -#undef __USE_XOPEN - -#include <ctype.h> -#include <glib.h> -#include <libgnome/gnome-defs.h> -#include <libgnome/gnome-i18n.h> -#include <libgnomeui/gnome-messagebox.h> -#include <gal/widgets/e-unicode.h> -#include <cal-util/timeutil.h> -#include "calendar-model.h" -#include "calendar-commands.h" - - - - -/* Private part of the ECalendarModel structure */ -struct _CalendarModelPrivate { - /* Calendar client we are using */ - CalClient *client; - - /* Types of objects we are dealing with */ - CalObjType type; - - /* Array of pointers to calendar objects */ - GArray *objects; - - /* 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; - - /* HACK: so that ETable can do its stupid append_row() thing */ - guint appending_row : 1; - - /* 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; - - /* A balanced tree of the categories used by all the tasks/events. */ - GTree *categories; -}; - -enum { - CATEGORIES_CHANGED, - LAST_SIGNAL -}; - -static gint calendar_model_signals [LAST_SIGNAL] = { 0 }; - - - -static void calendar_model_class_init (CalendarModelClass *class); -static void calendar_model_init (CalendarModel *model); -static void calendar_model_destroy (GtkObject *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 void load_objects (CalendarModel *model); -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 void calendar_model_collect_all_categories (CalendarModel *model); -static gboolean calendar_model_collect_categories (CalendarModel *model, - 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. - **/ -GtkType -calendar_model_get_type (void) -{ - static GtkType calendar_model_type = 0; - - if (!calendar_model_type) { - static GtkTypeInfo calendar_model_info = { - "CalendarModel", - sizeof (CalendarModel), - sizeof (CalendarModelClass), - (GtkClassInitFunc) calendar_model_class_init, - (GtkObjectInitFunc) calendar_model_init, - NULL, /* reserved_1 */ - NULL, /* reserved_2 */ - (GtkClassInitFunc) NULL - }; - - calendar_model_type = gtk_type_unique (E_TABLE_MODEL_TYPE, &calendar_model_info); - } - - return calendar_model_type; -} - -/* Class initialization function for the calendar table model */ -static void -calendar_model_class_init (CalendarModelClass *class) -{ - GtkObjectClass *object_class; - ETableModelClass *etm_class; - - object_class = (GtkObjectClass *) class; - etm_class = (ETableModelClass *) class; - - parent_class = gtk_type_class (E_TABLE_MODEL_TYPE); - - calendar_model_signals [CATEGORIES_CHANGED] = - gtk_signal_new ("categories-changed", - GTK_RUN_LAST, object_class->type, - GTK_SIGNAL_OFFSET (CalendarModelClass, - categories_changed), - gtk_signal_default_marshaller, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, calendar_model_signals, - LAST_SIGNAL); - - object_class->destroy = calendar_model_destroy; - - 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; - - class->categories_changed = NULL; -} - -/* 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->objects = g_array_new (FALSE, TRUE, sizeof (CalComponent *)); - 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->categories = g_tree_new ((GCompareFunc)strcmp); -} - -/* 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; - - comp = g_array_index (priv->objects, CalComponent *, i); - g_assert (comp != NULL); - gtk_object_unref (GTK_OBJECT (comp)); - } - - g_array_set_size (priv->objects, 0); -} - -/* Destroy handler for the calendar table model */ -static void -calendar_model_destroy (GtkObject *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; - - /* Free the calendar client interface object */ - - if (priv->client) { - gtk_signal_disconnect_by_data (GTK_OBJECT (priv->client), model); - gtk_object_unref (GTK_OBJECT (priv->client)); - priv->client = 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_free (priv->default_category); - - /* We only need to free the first argument, the key, so g_free will do. - */ - g_tree_traverse (priv->categories, (GTraverseFunc) g_free, - G_PRE_ORDER, NULL); - g_tree_destroy (priv->categories); - - /* Free the private structure */ - - g_free (priv); - model->priv = NULL; - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (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; -} - -/* Creates a nice string representation of a time value */ -static char* -get_time_t (CalendarModel *model, time_t *t, gboolean skip_midnight) -{ - static char buffer[64]; - struct tm *tmp_tm; - char *format; - - if (*t <= 0) { - buffer[0] = '\0'; - } else { - tmp_tm = localtime (t); - - if (skip_midnight && tmp_tm->tm_hour == 0 - && tmp_tm->tm_min == 0 && tmp_tm->tm_sec == 0) - /* strftime format of a weekday and a date. */ - format = _("%a %m/%d/%Y"); - else if (model->priv->use_24_hour_format) - /* strftime format of a weekday, a date and a time, - in 24-hour format. */ - format = _("%a %m/%d/%Y %H:%M:%S"); - else - /* strftime format of a weekday, a date and a time, - in 12-hour format. */ - format = _("%a %m/%d/%Y %I:%M:%S %p"); - - strftime (buffer, sizeof (buffer), format, tmp_tm); - } - - return buffer; -} - -/* 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_NONE: - return ""; - - case CAL_COMPONENT_CLASS_PUBLIC: - return _("Public"); - - case CAL_COMPONENT_CLASS_PRIVATE: - return _("Private"); - - case CAL_COMPONENT_CLASS_CONFIDENTIAL: - return _("Confidential"); - - case CAL_COMPONENT_CLASS_UNKNOWN: - return _("Unknown"); - - default: - g_assert_not_reached (); - return ""; - } -} - -/* Builds a string for the COMPLETED property of a calendar component */ -static char * -get_completed (CalendarModel *model, - CalComponent *comp) -{ - struct icaltimetype *completed; - time_t t; - - cal_component_get_completed (comp, &completed); - - if (!completed) - t = 0; - else { - t = icaltime_as_timet (*completed); - cal_component_free_icaltimetype (completed); - } - - return get_time_t (model, &t, FALSE); -} - -/* Builds a string for and frees a date/time value */ -static char * -get_and_free_datetime (CalendarModel *model, CalComponentDateTime dt) -{ - time_t t; - - if (!dt.value) - t = 0; - else - t = icaltime_as_timet (*dt.value); - - cal_component_free_datetime (&dt); - - return get_time_t (model, &t, FALSE); -} - -/* Builds a string for the DTEND property of a calendar component */ -static char * -get_dtend (CalendarModel *model, CalComponent *comp) -{ - CalComponentDateTime dt; - - cal_component_get_dtend (comp, &dt); - return get_and_free_datetime (model, dt); -} - -/* Builds a string for the DTSTART property of a calendar component */ -static char * -get_dtstart (CalendarModel *model, CalComponent *comp) -{ - CalComponentDateTime dt; - - cal_component_get_dtstart (comp, &dt); - return get_and_free_datetime (model, dt); -} - -/* Builds a string for the DUE property of a calendar component */ -static char * -get_due (CalendarModel *model, CalComponent *comp) -{ - CalComponentDateTime dt; - - cal_component_get_due (comp, &dt); - return get_and_free_datetime (model, dt); -} - -/* 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 char * -get_percent (CalComponent *comp) -{ - int *percent; - static char buf[32]; - - cal_component_get_percent (comp, &percent); - - if (!percent) - buf[0] = '\0'; - else { - g_snprintf (buf, sizeof (buf), "%d%%", *percent); - cal_component_free_percent (percent); - } - - return buf; -} - -/* Builds a string for the PRIORITY property of a calendar component */ -static char * -get_priority (CalComponent *comp) -{ - int *priority; - static char buf[32]; - - cal_component_get_priority (comp, &priority); - - if (!priority) - buf[0] = '\0'; - else { - g_snprintf (buf, sizeof (buf), "%d", *priority); - cal_component_free_priority (priority); - } - - return buf; -} - -/* 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); - - switch (transp) { - case CAL_COMPONENT_TRANSP_NONE: - return ""; - - case CAL_COMPONENT_TRANSP_TRANSPARENT: - return _("Transparent"); - - case CAL_COMPONENT_TRANSP_OPAQUE: - return _("Opaque"); - - case CAL_COMPONENT_TRANSP_UNKNOWN: - return _("Unknown"); - - default: - g_assert_not_reached (); - return NULL; - } -} - -/* 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 -get_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; -} - -/* Returns whether a calendar component is overdue. - * - * FIXME: This will only get called when the component is scrolled into the - * ETable. There should be some sort of dynamic update thingy for if a component - * becomes overdue while it is being viewed. - */ -static gboolean -get_is_overdue (CalComponent *comp) -{ - CalComponentDateTime dt; - gboolean retval; - - cal_component_get_due (comp, &dt); - - /* First, do we have a due date? */ - - if (!dt.value) - retval = FALSE; - else { - time_t t; - - /* Second, is it already completed? */ - - if (get_is_complete (comp)) { - retval = FALSE; - goto out; - } - - /* Third, are we overdue as of right now? */ - - t = icaltime_as_timet (*dt.value); - - if (t < time (NULL)) - retval = TRUE; - else - retval = FALSE; - } - - out: - - cal_component_free_datetime (&dt); - - return retval; -} - -/* 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); - - 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); - - case CAL_COMPONENT_FIELD_DTEND: - return get_dtend (model, comp); - - case CAL_COMPONENT_FIELD_DTSTART: - return get_dtstart (model, comp); - - case CAL_COMPONENT_FIELD_DUE: - return get_due (model, comp); - - case CAL_COMPONENT_FIELD_GEO: - return get_geo (comp); - - case CAL_COMPONENT_FIELD_PERCENT: - return 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: - /* FIXME: Also support 'Assigned to me' & 'Assigned to someone - else'. */ - if (cal_component_has_recurrences (comp)) - return GINT_TO_POINTER (1); - else { - icalcomponent *ical_comp; - - ical_comp = cal_component_get_icalcomponent (comp); - if (icalcomponent_get_first_property (ical_comp, - ICAL_ATTENDEE_PROPERTY) != NULL) - { - return GINT_TO_POINTER (2); /* Task-assigned */ - } - else { - return GINT_TO_POINTER (0); - } - } - case CAL_COMPONENT_FIELD_COMPLETE: - return GINT_TO_POINTER (get_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 (get_is_overdue (comp)); - - case CAL_COMPONENT_FIELD_COLOR: - if (get_is_overdue (comp)) - return "red"; - else - return NULL; - - default: - g_message ("calendar_model_value_at(): Requested invalid column %d", col); - return NULL; - } -} - -/* Returns whether a string is NULL, empty, or full of whitespace */ -static gboolean -string_is_empty (const char *value) -{ - const char *p; - gboolean empty = TRUE; - - if (value) { - p = value; - while (*p) { - if (!isspace (*p)) { - empty = FALSE; - break; - } - p++; - } - } - return empty; -} - - -/* 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_date_warning (CalendarModel *model) -{ - GtkWidget *dialog; - char buffer[64], message[256], *format; - time_t t; - struct tm *tmp_tm; - - t = time (NULL); - tmp_tm = localtime (&t); - - if (model->priv->use_24_hour_format) - /* strftime format of a weekday, a date and a time, 24-hour. */ - format = _("%a %m/%d/%Y %H:%M:%S"); - else - /* strftime format of a weekday, a date and a time, 12-hour. */ - format = _("%a %m/%d/%Y %I:%M:%S %p"); - - strftime (buffer, sizeof (buffer), format, tmp_tm); - - g_snprintf (message, 256, - _("The date must be entered in the format: \n\n%s"), - buffer); - - dialog = gnome_message_box_new (message, - GNOME_MESSAGE_BOX_ERROR, - GNOME_STOCK_BUTTON_OK, NULL); - gtk_widget_show (dialog); -} - -/* 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); -} - -/* Parses a time value entered by the user; returns -1 if it could not be - * parsed. Returns 0 for an empty time. - */ -static time_t -parse_time (const char *value) -{ - struct tm discard_tm, date_tm, time_tm; - struct tm *today_tm; - time_t t; - const char *pos, *parse_end; - char *format[4]; - gboolean parsed_date = FALSE, parsed_time = FALSE; - gint i; - - if (string_is_empty (value)) - return 0; - - pos = value; - - /* Skip any whitespace. */ - while (isspace (*pos)) - pos++; - - /* Skip any weekday name, full or abbreviated. */ - parse_end = strptime (pos, "%a ", &discard_tm); - if (parse_end) - pos = parse_end; - - memset (&date_tm, 0, sizeof (date_tm)); - /* strptime format for a date. */ - parse_end = strptime (pos, _("%m/%d/%Y"), &date_tm); - if (parse_end) { - pos = parse_end; - parsed_date = TRUE; - } - - /* Skip any whitespace. */ - while (isspace (*pos)) - pos++; - - /* Skip any weekday name, full or abbreviated, again. */ - parse_end = strptime (pos, "%a ", &discard_tm); - if (parse_end) - pos = parse_end; - - - /* strptime format for a time of day, in 12-hour format. - If it is is not appropriate in the locale set to an empty string. */ - format[0] = _("%I:%M:%S %p%n"); - - /* strptime format for a time of day, in 24-hour format. */ - format[1] = _("%H:%M:%S%n"); - - /* strptime format for time of day, without seconds, 12-hour format. - If it is is not appropriate in the locale set to an empty string. */ - format[2] = _("%I:%M %p%n"); - - /* strptime format for time of day, without seconds 24-hour format. */ - format[3] = _("%H:%M%n"); - - for (i = 0; i < sizeof (format) / sizeof (format[0]); i++) { - memset (&time_tm, 0, sizeof (time_tm)); - parse_end = strptime (pos, format[i], &time_tm); - if (parse_end) { - pos = parse_end; - parsed_time = TRUE; - break; - } - } - - /* Skip any whitespace. */ - while (isspace (*pos)) - pos++; - - /* If we haven't already parsed a date, try again. */ - if (!parsed_date) { - memset (&date_tm, 0, sizeof (date_tm)); - /* strptime format for a date. */ - parse_end = strptime (pos, _("%m/%d/%Y"), &date_tm); - if (parse_end) { - pos = parse_end; - parsed_date = TRUE; - } - } - - /* If we don't have a date or a time it must be invalid. */ - if (!parsed_date && !parsed_time) - return -1; - - - if (parsed_date) { - /* If a 2-digit year was used we use the current century. */ - if (date_tm.tm_year < 0) { - t = time (NULL); - today_tm = localtime (&t); - - /* This should convert it into a value from 0 to 99. */ - date_tm.tm_year += 1900; - - /* Now add on the century. */ - date_tm.tm_year += today_tm->tm_year - - (today_tm->tm_year % 100); - } - } else { - /* If we didn't get a date we use the current day. */ - t = time (NULL); - today_tm = localtime (&t); - date_tm.tm_mday = today_tm->tm_mday; - date_tm.tm_mon = today_tm->tm_mon; - date_tm.tm_year = today_tm->tm_year; - } - - if (parsed_time) { - date_tm.tm_hour = time_tm.tm_hour; - date_tm.tm_min = time_tm.tm_min; - date_tm.tm_sec = time_tm.tm_sec; - } else { - date_tm.tm_hour = 0; - date_tm.tm_min = 0; - date_tm.tm_sec = 0; - } - - - date_tm.tm_isdst = -1; - return mktime (&date_tm); -} - -/* 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 char *value) -{ - time_t t; - - t = parse_time (value); - if (t == -1) { - show_date_warning (model); - } else if (t == 0) { - ensure_task_not_complete (comp); - } else { - ensure_task_complete (comp, t); - } -} - -/* Sets a CalComponentDateTime value */ -static void -set_datetime (CalendarModel *model, CalComponent *comp, const char *value, - void (* set_func) (CalComponent *comp, CalComponentDateTime *dt)) -{ - time_t t; - - t = parse_time (value); - if (t == -1) { - show_date_warning (model); - return; - } else if (t == 0) { - (* set_func) (comp, NULL); - return; - } else { - CalComponentDateTime dt; - struct icaltimetype itt; - - itt = icaltime_from_timet (t, FALSE); - dt.value = &itt; - dt.tzid = NULL; - - (* 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); -} - -/* 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_percent_warning (void) -{ - GtkWidget *dialog; - - dialog = gnome_message_box_new (_("The percent value must be between 0 and 100, inclusive"), - GNOME_MESSAGE_BOX_ERROR, - GNOME_STOCK_BUTTON_OK, NULL); - gtk_widget_show (dialog); -} - -/* Sets the percent value of a calendar component */ -static void -set_percent (CalComponent *comp, const char *value) -{ - int matched, percent; - - if (string_is_empty (value)) { - cal_component_set_percent (comp, NULL); - ensure_task_not_complete (comp); - return; - } - - matched = sscanf (value, "%i", &percent); - - if (matched != 1 || percent < 0 || percent > 100) { - show_percent_warning (); - return; - } - - cal_component_set_percent (comp, &percent); - - if (percent == 100) - ensure_task_complete (comp, -1); - else - ensure_task_not_complete (comp); -} - -/* 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_priority_warning (void) -{ - GtkWidget *dialog; - - dialog = gnome_message_box_new (_("The priority must be between 1 and 9, inclusive"), - GNOME_MESSAGE_BOX_ERROR, - GNOME_STOCK_BUTTON_OK, NULL); - gtk_widget_show (dialog); -} - -/* Sets the priority of a calendar component */ -static void -set_priority (CalComponent *comp, const char *value) -{ - int matched, priority; - - if (string_is_empty (value)) { - cal_component_set_priority (comp, NULL); - return; - } - - matched = sscanf (value, "%i", &priority); - - if (matched != 1 || priority < 1 || priority > 9) { - show_priority_warning (); - return; - } - - 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 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); - } -} - -/* 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); - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - set_categories (comp, value); - if (calendar_model_collect_categories (model, comp)) { - gtk_signal_emit (GTK_OBJECT (model), - calendar_model_signals [CATEGORIES_CHANGED]); - } - break; - - /* FIXME: CLASSIFICATION requires an option menu cell renderer */ - - 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); - 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); - break; - - case CAL_COMPONENT_FIELD_DUE: - set_datetime (model, comp, value, cal_component_set_due); - 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; - - /* FIXME: TRANSPARENCY requires an option menu cell renderer */ - - case CAL_COMPONENT_FIELD_URL: - set_url (comp, value); - break; - - case CAL_COMPONENT_FIELD_COMPLETE: - set_complete (comp, value); - break; - - default: - g_message ("calendar_model_set_value_at(): Requested invalid column %d", col); - break; - } - - /* FIXME: this is an ugly HACK. ETable needs a better API for the - * "click here to add an element" thingy. - */ - if (priv->appending_row) - return; - - if (!cal_client_update_object (priv->client, comp)) - 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_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_URL: - case CAL_COMPONENT_FIELD_COMPLETE: - 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; - int *new_idx, col; - const char *uid; - - model = CALENDAR_MODEL (etm); - priv = model->priv; - - /* This is a HACK */ - priv->appending_row = TRUE; - - /* FIXME: This should support other types of components, but for now it - * is only used for the task list. - */ - comp = cal_component_new (); - cal_component_set_new_vtype (comp, priv->new_comp_vtype); - - cal_component_get_uid (comp, &uid); - - g_array_append_val (priv->objects, comp); - new_idx = g_new (int, 1); - *new_idx = priv->objects->len - 1; - g_hash_table_insert (priv->uid_index_hash, (char *) uid, new_idx); - - /* Notify the views about the new row. I think we have to do that here, - or the views may become confused when they start getting - "row_changed" or "cell_changed" signals for this new row. */ - e_table_model_row_inserted (etm, *new_idx); - - for (col = 0; col < CAL_COMPONENT_FIELD_NUM_FIELDS; col++) { - const void *val; - - if (!e_table_model_is_cell_editable (etm, col, *new_idx)) - continue; - - val = e_table_model_value_at(source, col, row); - e_table_model_set_value_at (etm, col, *new_idx, val); - } - - /* This is the end of the HACK */ - priv->appending_row = FALSE; - - if (!cal_client_update_object (priv->client, comp)) { - /* FIXME: Show error dialog. */ - g_message ("calendar_model_append_row(): Could not add new object!"); - remove_object (model, uid); - e_table_model_row_deleted (etm, *new_idx); - } -} - -/* Duplicates a string value */ -static char * -dup_string (const char *value) -{ - return g_strdup (value); -} - -/* 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_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: - return dup_string (value); - - 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: - return (void *) value; - - 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: - g_free (value); - - case CAL_COMPONENT_FIELD_CLASSIFICATION: - return; - - 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: - g_free (value); - - case CAL_COMPONENT_FIELD_TRANSPARENCY: - return; - - case CAL_COMPONENT_FIELD_URL: - g_free (value); - - 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: - return; - - default: - g_message ("calendar_model_free_value(): Requested invalid column %d", col); - return; - } -} - -/* 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_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: - return init_string (); - - 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: - return NULL; - - 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) -{ - g_return_val_if_fail (col >= 0 && col < CAL_COMPONENT_FIELD_NUM_FIELDS, TRUE); - - switch (col) { - case CAL_COMPONENT_FIELD_CATEGORIES: - case CAL_COMPONENT_FIELD_CLASSIFICATION: /* actually goes here, not by itself */ - 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: - return string_is_empty (value); - - 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: - return TRUE; - - default: - g_message ("calendar_model_value_is_empty(): Requested invalid column %d", col); - return TRUE; - } -} - -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_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: - return e_utf8_from_locale_string (value); - - case CAL_COMPONENT_FIELD_ICON: - if ((int)value == 0) - return e_utf8_from_locale_string (_("Normal")); - else if ((int)value == 1) - return e_utf8_from_locale_string (_("Recurring")); - else - return e_utf8_from_locale_string (_("Assigned")); - - case CAL_COMPONENT_FIELD_HAS_ALARMS: - case CAL_COMPONENT_FIELD_COMPLETE: - case CAL_COMPONENT_FIELD_RECURRING: - case CAL_COMPONENT_FIELD_OVERDUE: - return e_utf8_from_locale_string (value ? _("Yes") : _("No")); - - case CAL_COMPONENT_FIELD_COLOR: - return NULL; - - 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 (gtk_type_new (TYPE_CALENDAR_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); - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - if (status == CAL_CLIENT_OPEN_SUCCESS) { - load_objects (model); - calendar_model_collect_all_categories (model); - } - - e_table_model_changed (E_TABLE_MODEL (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; - - 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); - - gtk_object_unref (GTK_OBJECT (orig_comp)); - - n = *idx; - g_free (idx); - - return n; -} - -/* Returns whether a component's type matches the types we support */ -static gboolean -matches_type (CalObjType type, CalComponentVType vtype) -{ - return ((vtype == CAL_COMPONENT_EVENT && (type & CALOBJ_TYPE_EVENT)) - || (vtype == CAL_COMPONENT_TODO && (type & CALOBJ_TYPE_TODO)) - || (vtype == CAL_COMPONENT_JOURNAL && (type & CALOBJ_TYPE_JOURNAL))); -} - -/* Callback used when an object is updated in the server */ -static void -obj_updated_cb (CalClient *client, const char *uid, gpointer data) -{ - CalendarModel *model; - CalendarModelPrivate *priv; - int orig_idx; - CalComponent *new_comp; - CalComponentVType new_comp_vtype; - const char *new_comp_uid; - int *new_idx; - CalClientGetStatus status; - - model = CALENDAR_MODEL (data); - priv = model->priv; - - orig_idx = remove_object (model, uid); - - status = cal_client_get_object (priv->client, uid, &new_comp); - - switch (status) { - case CAL_CLIENT_GET_SUCCESS: - /* Check if we are interested in this type of object */ - - new_comp_vtype = cal_component_get_vtype (new_comp); - if (!matches_type (priv->type, new_comp_vtype)) { - gtk_object_unref (GTK_OBJECT (new_comp)); - break; - } - - /* 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); - - 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); - - 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); - } - - /* See if we need to add any categories. Note that old - categories won't be removed, but I don't think that matters - too much here. */ - if (calendar_model_collect_categories (model, new_comp)) { - gtk_signal_emit (GTK_OBJECT (model), - calendar_model_signals [CATEGORIES_CHANGED]); - } - - 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); - - 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); - - break; - - default: - g_assert_not_reached (); - } -} - -/* Callback used when an object is removed in the server */ -static void -obj_removed_cb (CalClient *client, const char *uid, gpointer data) -{ - CalendarModel *model; - int idx; - - model = CALENDAR_MODEL (data); - - idx = remove_object (model, uid); - - if (idx != -1) - e_table_model_row_deleted (E_TABLE_MODEL (model), idx); -} - -/* Loads the required objects from the calendar client */ -static void -load_objects (CalendarModel *model) -{ - CalendarModelPrivate *priv; - GList *uids; - GList *l; - - priv = model->priv; - - g_assert (cal_client_get_load_state (priv->client) == CAL_CLIENT_LOAD_LOADED); - - uids = cal_client_get_uids (priv->client, priv->type); - - for (l = uids; l; l = l->next) { - char *uid; - CalComponent *comp; - const char *comp_uid; - CalClientGetStatus status; - CalComponentVType comp_vtype; - int *idx; - - uid = l->data; - status = cal_client_get_object (priv->client, uid, &comp); - - switch (status) { - case CAL_CLIENT_GET_SUCCESS: - break; - - case CAL_CLIENT_GET_NOT_FOUND: - /* Nothing; the object may have been removed from the server */ - continue; - - case CAL_CLIENT_GET_SYNTAX_ERROR: - g_message ("load_objects(): Syntax error when getting object `%s'", uid); - continue; - - default: - g_assert_not_reached (); - } - - /* Check if we are interested in this type of object */ - - comp_vtype = cal_component_get_vtype (comp); - if (!matches_type (priv->type, comp_vtype)) { - gtk_object_unref (GTK_OBJECT (comp)); - continue; - } - - /* Insert the object into the model */ - - idx = g_new (int, 1); - - g_array_append_val (priv->objects, comp); - *idx = priv->objects->len - 1; - - cal_component_get_uid (comp, &comp_uid); - g_hash_table_insert (priv->uid_index_hash, (char *) comp_uid, idx); - } - - cal_obj_uid_list_free (uids); -} - -/** - * 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; - - e_table_model_pre_change (E_TABLE_MODEL(model)); - - if (client) - gtk_object_ref (GTK_OBJECT (client)); - - if (priv->client) { - gtk_signal_disconnect_by_data (GTK_OBJECT (priv->client), model); - gtk_object_unref (GTK_OBJECT (priv->client)); - } - - free_objects (model); - - priv->client = client; - priv->type = type; - - if (priv->client) { - gtk_signal_connect (GTK_OBJECT (priv->client), "obj_updated", - GTK_SIGNAL_FUNC (obj_updated_cb), model); - gtk_signal_connect (GTK_OBJECT (priv->client), "obj_removed", - GTK_SIGNAL_FUNC (obj_removed_cb), model); - - if (cal_client_get_load_state (priv->client) != CAL_CLIENT_LOAD_LOADED) - gtk_signal_connect (GTK_OBJECT (priv->client), "cal_opened", - GTK_SIGNAL_FUNC (cal_opened_cb), model); - else - load_objects (model); - } - - e_table_model_changed (E_TABLE_MODEL (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)) - 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 client. */ -static void -ensure_task_complete (CalComponent *comp, - time_t completed_date) -{ - struct icaltimetype *old_completed = NULL; - struct icaltimetype new_completed; - 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) { - new_completed = icaltime_from_timet (completed_date, FALSE); - 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) { - 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, - gchar *default_category) -{ - g_return_if_fail (IS_CALENDAR_MODEL (model)); - - g_free (model->priv->default_category); - model->priv->default_category = g_strdup (default_category); -} - - -static void -calendar_model_collect_all_categories (CalendarModel *model) -{ - CalendarModelPrivate *priv; - CalComponent *comp; - int i; - - priv = model->priv; - - /* Destroy the current tree and start from scratch. */ - g_tree_traverse (priv->categories, (GTraverseFunc) g_free, - G_PRE_ORDER, NULL); - g_tree_destroy (priv->categories); - - priv->categories = g_tree_new ((GCompareFunc)strcmp); - - for (i = 0; i < priv->objects->len; i++) { - comp = g_array_index (priv->objects, CalComponent *, i); - calendar_model_collect_categories (model, comp); - } - - gtk_signal_emit (GTK_OBJECT (model), - calendar_model_signals [CATEGORIES_CHANGED]); -} - - -static gboolean -calendar_model_collect_categories (CalendarModel *model, - CalComponent *comp) -{ - CalendarModelPrivate *priv; - GSList *categories_list, *elem; - gboolean changed = FALSE; - - priv = model->priv; - - cal_component_get_categories_list (comp, &categories_list); - - for (elem = categories_list; elem; elem = elem->next) { - if (!g_tree_lookup (priv->categories, elem->data)) { - /* We store a '1' as the data, just so we can use - g_tree_lookup() on it. Note that we don't free - the string since it is now part of the tree. */ - g_tree_insert (priv->categories, elem->data, - GINT_TO_POINTER (1)); - changed = TRUE; - } else { - g_free (elem->data); - } - } - - g_slist_free (categories_list); - - return changed; -} - - -GTree* -calendar_model_get_categories (CalendarModel *model) -{ - g_return_val_if_fail (IS_CALENDAR_MODEL (model), NULL); - - return model->priv->categories; -} |