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Diffstat (limited to 'calendar/gui/e-cal-model.c')
| -rw-r--r-- | calendar/gui/e-cal-model.c | 1597 |
1 files changed, 0 insertions, 1597 deletions
diff --git a/calendar/gui/e-cal-model.c b/calendar/gui/e-cal-model.c deleted file mode 100644 index 9ac1104380..0000000000 --- a/calendar/gui/e-cal-model.c +++ /dev/null @@ -1,1597 +0,0 @@ -/* Evolution calendar - Data model for ETable - * - * Copyright (C) 2000 Ximian, Inc. - * Copyright (C) 2000 Ximian, Inc. - * - * Authors: Rodrigo Moya <rodrigo@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 <string.h> -#include <glib/garray.h> -#include <libgnome/gnome-i18n.h> -#include <gal/util/e-util.h> -#include <e-util/e-config-listener.h> -#include <e-util/e-time-utils.h> -#include <libecal/e-cal-time-util.h> -#include "calendar-config.h" -#include "comp-util.h" -#include "e-cal-model.h" -#include "itip-utils.h" -#include "misc.h" - -typedef struct { - ECal *client; - ECalView *query; -} ECalModelClient; - -struct _ECalModelPrivate { - /* The list of clients we are managing. Each element is of type ECalModelClient */ - GList *clients; - - /* The default client in the list */ - ECal *default_client; - - /* Array for storing the objects. Each element is of type ECalModelComponent */ - GPtrArray *objects; - - icalcomponent_kind kind; - icaltimezone *zone; - - /* The search regular expression */ - gchar *sexp; - - /* The default category */ - gchar *default_category; - - /* Addresses for determining icons */ - EAccountList *accounts; - - /* Whether we display dates in 24-hour format. */ - gboolean use_24_hour_format; -}; - -static void e_cal_model_class_init (ECalModelClass *klass); -static void e_cal_model_init (ECalModel *model, ECalModelClass *klass); -static void e_cal_model_finalize (GObject *object); - -static int ecm_column_count (ETableModel *etm); -static int ecm_row_count (ETableModel *etm); -static void *ecm_value_at (ETableModel *etm, int col, int row); -static void ecm_set_value_at (ETableModel *etm, int col, int row, const void *value); -static gboolean ecm_is_cell_editable (ETableModel *etm, int col, int row); -static void ecm_append_row (ETableModel *etm, ETableModel *source, int row); -static void *ecm_duplicate_value (ETableModel *etm, int col, const void *value); -static void ecm_free_value (ETableModel *etm, int col, void *value); -static void *ecm_initialize_value (ETableModel *etm, int col); -static gboolean ecm_value_is_empty (ETableModel *etm, int col, const void *value); -static char *ecm_value_to_string (ETableModel *etm, int col, const void *value); - -static const char *ecm_get_color_for_component (ECalModel *model, ECalModelComponent *comp_data); - -static GObjectClass *parent_class = NULL; - -E_MAKE_TYPE (e_cal_model, "ECalModel", ECalModel, e_cal_model_class_init, - e_cal_model_init, E_TABLE_MODEL_TYPE); - -static void -e_cal_model_class_init (ECalModelClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - ETableModelClass *etm_class = E_TABLE_MODEL_CLASS (klass); - - parent_class = g_type_class_peek_parent (klass); - - object_class->finalize = e_cal_model_finalize; - - etm_class->column_count = ecm_column_count; - etm_class->row_count = ecm_row_count; - etm_class->value_at = ecm_value_at; - etm_class->set_value_at = ecm_set_value_at; - etm_class->is_cell_editable = ecm_is_cell_editable; - etm_class->append_row = ecm_append_row; - etm_class->duplicate_value = ecm_duplicate_value; - etm_class->free_value = ecm_free_value; - etm_class->initialize_value = ecm_initialize_value; - etm_class->value_is_empty = ecm_value_is_empty; - etm_class->value_to_string = ecm_value_to_string; - - klass->get_color_for_component = ecm_get_color_for_component; - klass->fill_component_from_model = NULL; -} - -static void -e_cal_model_init (ECalModel *model, ECalModelClass *klass) -{ - ECalModelPrivate *priv; - - priv = g_new0 (ECalModelPrivate, 1); - model->priv = priv; - - priv->sexp = g_strdup ("#t"); /* match all by default */ - - priv->objects = g_ptr_array_new (); - priv->kind = ICAL_NO_COMPONENT; - - priv->accounts = itip_addresses_get (); - - priv->use_24_hour_format = TRUE; -} - -static void -free_comp_data (ECalModelComponent *comp_data) -{ - g_return_if_fail (comp_data != NULL); - - comp_data->client = NULL; - - if (comp_data->icalcomp) { - icalcomponent_free (comp_data->icalcomp); - comp_data->icalcomp = NULL; - } - - if (comp_data->dtstart) { - g_free (comp_data->dtstart); - comp_data->dtstart = NULL; - } - - if (comp_data->dtend) { - g_free (comp_data->dtend); - comp_data->dtend = NULL; - } - - if (comp_data->due) { - g_free (comp_data->due); - comp_data->due = NULL; - } - - if (comp_data->completed) { - g_free (comp_data->completed); - comp_data->completed = NULL; - } - - g_free (comp_data); -} - -static void -clear_objects_array (ECalModelPrivate *priv) -{ - gint i; - - for (i = 0; i < priv->objects->len; i++) { - ECalModelComponent *comp_data; - - comp_data = g_ptr_array_index (priv->objects, i); - g_assert (comp_data != NULL); - free_comp_data (comp_data); - } - - - g_ptr_array_set_size (priv->objects, 0); -} - -static void -e_cal_model_finalize (GObject *object) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) object; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - priv = model->priv; - if (priv) { - if (priv->clients) { - while (priv->clients != NULL) { - ECalModelClient *client_data = (ECalModelClient *) priv->clients->data; - - g_signal_handlers_disconnect_matched (client_data->client, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, model); - g_signal_handlers_disconnect_matched (client_data->query, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, model); - - priv->clients = g_list_remove (priv->clients, client_data); - g_object_unref (client_data->client); - g_object_unref (client_data->query); - g_free (client_data); - } - - priv->clients = NULL; - } - - if (priv->sexp) { - g_free (priv->sexp); - priv->sexp = NULL; - } - - if (priv->default_category) { - g_free (priv->default_category); - priv->default_category = NULL; - } - - if (priv->objects) { - clear_objects_array (priv); - g_ptr_array_free (priv->objects, FALSE); - priv->objects = NULL; - } - - if (priv->accounts) { - priv->accounts = NULL; - } - - g_free (priv); - model->priv = NULL; - } - - if (parent_class->finalize) - parent_class->finalize (object); -} - -/* ETableModel methods */ - -static int -ecm_column_count (ETableModel *etm) -{ - return E_CAL_MODEL_FIELD_LAST; -} - -static int -ecm_row_count (ETableModel *etm) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) etm; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), -1); - - priv = model->priv; - - return priv->objects->len; -} - -static char * -get_categories (ECalModelComponent *comp_data) -{ - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_CATEGORIES_PROPERTY); - if (prop) - return (char *) icalproperty_get_categories (prop); - - return ""; -} - -static char * -get_classification (ECalModelComponent *comp_data) -{ - icalproperty *prop; - icalproperty_class class; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_CLASS_PROPERTY); - - if (!prop) - return _("Public"); - - class = icalproperty_get_class (prop); - - switch (class) - { - case ICAL_CLASS_PUBLIC: - return _("Public"); - case ICAL_CLASS_PRIVATE: - return _("Private"); - case ICAL_CLASS_CONFIDENTIAL: - return _("Confidential"); - default: - return _("Unknown"); - } - - return _("Unknown"); -} - -static const char * -get_color (ECalModel *model, ECalModelComponent *comp_data) -{ - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - return e_cal_model_get_color_for_component (model, comp_data); -} - -static char * -get_description (ECalModelComponent *comp_data) -{ - icalproperty *prop; - static GString *str = NULL; - - if (str) - g_string_free (str, TRUE); - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DESCRIPTION_PROPERTY); - if (prop) { - str = g_string_new (""); - do { - str = g_string_append (str, icalproperty_get_description (prop)); - } while ((prop = icalcomponent_get_next_property (comp_data->icalcomp, ICAL_DESCRIPTION_PROPERTY))); - - return str->str; - } - - return ""; -} - -static ECellDateEditValue* -get_dtstart (ECalModel *model, ECalModelComponent *comp_data) -{ - ECalModelPrivate *priv; - struct icaltimetype tt_start; - - priv = model->priv; - - if (!comp_data->dtstart) { - icaltimezone *zone; - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DTSTART_PROPERTY); - if (!prop) - return NULL; - - tt_start = icalproperty_get_dtstart (prop); - if (!icaltime_is_valid_time (tt_start)) - return NULL; - - comp_data->dtstart = g_new0 (ECellDateEditValue, 1); - comp_data->dtstart->tt = tt_start; - - if (icaltime_get_tzid (tt_start) - && e_cal_get_timezone (comp_data->client, icaltime_get_tzid (tt_start), &zone, NULL)) - comp_data->dtstart->zone = zone; - else - comp_data->dtstart->zone = NULL; - } - - return comp_data->dtstart; -} - -static char * -get_summary (ECalModelComponent *comp_data) -{ - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_SUMMARY_PROPERTY); - if (prop) - return (char *) icalproperty_get_summary (prop); - - return ""; -} - -static char * -get_uid (ECalModelComponent *comp_data) -{ - return (char *) icalcomponent_get_uid (comp_data->icalcomp); -} - -static void * -ecm_value_at (ETableModel *etm, int col, int row) -{ - ECalModelPrivate *priv; - ECalModelComponent *comp_data; - ECalModel *model = (ECalModel *) etm; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - priv = model->priv; - - g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST, NULL); - g_return_val_if_fail (row >= 0 && row < priv->objects->len, NULL); - - comp_data = g_ptr_array_index (priv->objects, row); - g_assert (comp_data != NULL); - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - return get_categories (comp_data); - case E_CAL_MODEL_FIELD_CLASSIFICATION : - return get_classification (comp_data); - case E_CAL_MODEL_FIELD_COLOR : - return (void *) get_color (model, comp_data); - case E_CAL_MODEL_FIELD_COMPONENT : - return comp_data->icalcomp; - case E_CAL_MODEL_FIELD_DESCRIPTION : - return get_description (comp_data); - case E_CAL_MODEL_FIELD_DTSTART : - return (void *) get_dtstart (model, comp_data); - case E_CAL_MODEL_FIELD_HAS_ALARMS : - return GINT_TO_POINTER ((icalcomponent_get_first_component (comp_data->icalcomp, - ICAL_VALARM_COMPONENT) != NULL)); - case E_CAL_MODEL_FIELD_ICON : - { - ECalComponent *comp; - icalcomponent *icalcomp; - gint retval = 0; - - comp = e_cal_component_new (); - icalcomp = icalcomponent_new_clone (comp_data->icalcomp); - if (e_cal_component_set_icalcomponent (comp, icalcomp)) { - if (e_cal_component_has_recurrences (comp)) - retval = 1; - else if (itip_organizer_is_user (comp, comp_data->client)) - retval = 3; - else { - GSList *attendees = NULL, *sl; - - e_cal_component_get_attendee_list (comp, &attendees); - for (sl = attendees; sl != NULL; sl = sl->next) { - ECalComponentAttendee *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; - } - } - - e_cal_component_free_attendee_list (attendees); - } - } else - icalcomponent_free (icalcomp); - - g_object_unref (comp); - - return GINT_TO_POINTER (retval); - } - case E_CAL_MODEL_FIELD_SUMMARY : - return get_summary (comp_data); - case E_CAL_MODEL_FIELD_UID : - return get_uid (comp_data); - } - - return ""; -} - -static void -set_categories (ECalModelComponent *comp_data, const char *value) -{ - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_CATEGORIES_PROPERTY); - if (!value || !(*value)) { - if (prop) { - icalcomponent_remove_property (comp_data->icalcomp, prop); - icalproperty_free (prop); - } - } else { - if (!prop) { - prop = icalproperty_new_categories (value); - icalcomponent_add_property (comp_data->icalcomp, prop); - } else - icalproperty_set_categories (prop, value); - } -} - -static void -set_classification (ECalModelComponent *comp_data, const char *value) -{ - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_CLASS_PROPERTY); - if (!value || !(*value)) { - if (prop) { - icalcomponent_remove_property (comp_data->icalcomp, prop); - icalproperty_free (prop); - } - } else { - icalproperty_class ical_class; - - if (!strcasecmp (value, "PUBLIC")) - ical_class = ICAL_CLASS_PUBLIC; - else if (!strcasecmp (value, "PRIVATE")) - ical_class = ICAL_CLASS_PRIVATE; - else if (!strcasecmp (value, "CONFIDENTIAL")) - ical_class = ICAL_CLASS_CONFIDENTIAL; - else - ical_class = ICAL_CLASS_NONE; - - if (!prop) { - prop = icalproperty_new_class (ical_class); - icalcomponent_add_property (comp_data->icalcomp, prop); - } else - icalproperty_set_class (prop, ical_class); - } -} - -static void -set_description (ECalModelComponent *comp_data, const char *value) -{ - icalproperty *prop; - - /* remove old description(s) */ - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DESCRIPTION_PROPERTY); - while (prop) { - icalproperty *next; - - next = icalcomponent_get_next_property (comp_data->icalcomp, ICAL_DESCRIPTION_PROPERTY); - - icalcomponent_remove_property (comp_data->icalcomp, prop); - icalproperty_free (prop); - - prop = next; - } - - /* now add the new description */ - if (!value || !(*value)) - return; - - prop = icalproperty_new_description (value); - icalcomponent_add_property (comp_data->icalcomp, prop); -} - -static void -set_dtstart (ECalModel *model, ECalModelComponent *comp_data, const void *value) -{ - icalproperty *prop; - ECellDateEditValue *dv = (ECellDateEditValue *) value; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DTSTART_PROPERTY); - if (!dv) { - if (prop) { - icalcomponent_remove_property (comp_data->icalcomp, prop); - icalproperty_free (prop); - } - } else - icalcomponent_set_dtstart (comp_data->icalcomp, dv->tt); -} - -static void -set_summary (ECalModelComponent *comp_data, const char *value) -{ - icalproperty *prop; - - prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_SUMMARY_PROPERTY); - - if (string_is_empty (value)) { - if (prop) { - icalcomponent_remove_property (comp_data->icalcomp, prop); - icalproperty_free (prop); - } - } else { - if (prop) - icalproperty_set_summary (prop, value); - else { - prop = icalproperty_new_summary (value); - icalcomponent_add_property (comp_data->icalcomp, prop); - } - } -} - -static void -ecm_set_value_at (ETableModel *etm, int col, int row, const void *value) -{ - ECalModelPrivate *priv; - ECalModelComponent *comp_data; - ECalModel *model = (ECalModel *) etm; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - priv = model->priv; - - g_return_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST); - g_return_if_fail (row >= 0 && row < priv->objects->len); - - comp_data = g_ptr_array_index (priv->objects, row); - g_assert (comp_data != NULL); - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - set_categories (comp_data, value); - break; - case E_CAL_MODEL_FIELD_CLASSIFICATION : - set_classification (comp_data, value); - break; - case E_CAL_MODEL_FIELD_DESCRIPTION : - set_description (comp_data, value); - break; - case E_CAL_MODEL_FIELD_DTSTART : - set_dtstart (model, comp_data, value); - break; - case E_CAL_MODEL_FIELD_SUMMARY : - set_summary (comp_data, value); - break; - } - - /* FIXME ask about mod type */ - if (!e_cal_modify_object (comp_data->client, comp_data->icalcomp, CALOBJ_MOD_ALL, NULL)) { - g_warning (G_STRLOC ": Could not modify the object!"); - - /* FIXME Show error dialog */ - } -} - -static gboolean -ecm_is_cell_editable (ETableModel *etm, int col, int row) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) etm; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), FALSE); - - priv = model->priv; - - g_return_val_if_fail (col >= 0 && col <= E_CAL_MODEL_FIELD_LAST, 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 E_CAL_MODEL_FIELD_CATEGORIES : - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_DESCRIPTION : - case E_CAL_MODEL_FIELD_DTSTART : - case E_CAL_MODEL_FIELD_SUMMARY : - return TRUE; - } - - return FALSE; -} - -static void -ecm_append_row (ETableModel *etm, ETableModel *source, int row) -{ - ECalModelClass *model_class; - ECalModelComponent comp_data; - ECalModel *model = (ECalModel *) etm; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - g_return_if_fail (E_IS_TABLE_MODEL (source)); - - memset (&comp_data, 0, sizeof (comp_data)); - comp_data.client = e_cal_model_get_default_client (model); - - /* guard against saving before the calendar is open */ - if (!(comp_data.client && e_cal_get_load_state (comp_data.client) == E_CAL_LOAD_LOADED)) - return; - - comp_data.icalcomp = e_cal_model_create_component_with_defaults (model); - - /* set values for our fields */ - set_categories (&comp_data, e_table_model_value_at (source, E_CAL_MODEL_FIELD_CATEGORIES, row)); - set_classification (&comp_data, e_table_model_value_at (source, E_CAL_MODEL_FIELD_CLASSIFICATION, row)); - set_description (&comp_data, e_table_model_value_at (source, E_CAL_MODEL_FIELD_DESCRIPTION, row)); - set_dtstart (model, &comp_data, e_table_model_value_at (source, E_CAL_MODEL_FIELD_DTSTART, row)); - set_summary (&comp_data, e_table_model_value_at (source, E_CAL_MODEL_FIELD_SUMMARY, row)); - - /* call the class' method for filling the component */ - model_class = (ECalModelClass *) G_OBJECT_GET_CLASS (model); - if (model_class->fill_component_from_model != NULL) { - model_class->fill_component_from_model (model, &comp_data, source, row); - } - - - if (!e_cal_create_object (comp_data.client, comp_data.icalcomp, NULL, NULL)) { - g_warning (G_STRLOC ": Could not create the object!"); - - /* FIXME: show error dialog */ - } - - icalcomponent_free (comp_data.icalcomp); -} - -static void * -ecm_duplicate_value (ETableModel *etm, int col, const void *value) -{ - g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST, NULL); - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_SUMMARY : - return g_strdup (value); - case E_CAL_MODEL_FIELD_HAS_ALARMS : - case E_CAL_MODEL_FIELD_ICON : - case E_CAL_MODEL_FIELD_COLOR : - return (void *) value; - case E_CAL_MODEL_FIELD_COMPONENT : - return icalcomponent_new_clone ((icalcomponent *) value); - case E_CAL_MODEL_FIELD_DTSTART : - if (value) { - ECellDateEditValue *dv, *orig_dv; - - orig_dv = (ECellDateEditValue *) value; - dv = g_new0 (ECellDateEditValue, 1); - *dv = *orig_dv; - - return dv; - } - break; - } - - return NULL; -} - -static void -ecm_free_value (ETableModel *etm, int col, void *value) -{ - g_return_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST); - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - case E_CAL_MODEL_FIELD_DESCRIPTION : - case E_CAL_MODEL_FIELD_SUMMARY : - if (value) - g_free (value); - break; - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_HAS_ALARMS : - case E_CAL_MODEL_FIELD_ICON : - case E_CAL_MODEL_FIELD_COLOR : - break; - case E_CAL_MODEL_FIELD_DTSTART : - if (value) - g_free (value); - break; - case E_CAL_MODEL_FIELD_COMPONENT : - if (value) - icalcomponent_free ((icalcomponent *) value); - break; - } -} - -static void * -ecm_initialize_value (ETableModel *etm, int col) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) etm; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST, NULL); - - priv = model->priv; - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - return g_strdup (priv->default_category); - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_DESCRIPTION : - case E_CAL_MODEL_FIELD_SUMMARY : - return g_strdup (""); - case E_CAL_MODEL_FIELD_DTSTART : - case E_CAL_MODEL_FIELD_HAS_ALARMS : - case E_CAL_MODEL_FIELD_ICON : - case E_CAL_MODEL_FIELD_COLOR : - case E_CAL_MODEL_FIELD_COMPONENT : - return NULL; - } - - return NULL; -} - -static gboolean -ecm_value_is_empty (ETableModel *etm, int col, const void *value) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) etm; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), TRUE); - g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST, TRUE); - - priv = model->priv; - - switch (col) { - case E_CAL_MODEL_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 - * ecm_initialize_value(). - */ - if (priv->default_category && value && strcmp (priv->default_category, value) == 0) - return TRUE; - else - return string_is_empty (value); - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_DESCRIPTION : - case E_CAL_MODEL_FIELD_SUMMARY : - return string_is_empty (value); - case E_CAL_MODEL_FIELD_DTSTART : - return value ? FALSE : TRUE; - case E_CAL_MODEL_FIELD_HAS_ALARMS : - case E_CAL_MODEL_FIELD_ICON : - case E_CAL_MODEL_FIELD_COLOR : - case E_CAL_MODEL_FIELD_COMPONENT : - return TRUE; - } - - return TRUE; -} - -static char * -ecm_value_to_string (ETableModel *etm, int col, const void *value) -{ - g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_FIELD_LAST, NULL); - - switch (col) { - case E_CAL_MODEL_FIELD_CATEGORIES : - case E_CAL_MODEL_FIELD_CLASSIFICATION : - case E_CAL_MODEL_FIELD_DESCRIPTION : - case E_CAL_MODEL_FIELD_SUMMARY : - return g_strdup (value); - case E_CAL_MODEL_FIELD_DTSTART : - return e_cal_model_date_value_to_string (E_CAL_MODEL (etm), value); - case E_CAL_MODEL_FIELD_ICON : - if (GPOINTER_TO_INT (value) == 0) - return _("Normal"); - else if (GPOINTER_TO_INT (value) == 1) - return _("Recurring"); - else - return _("Assigned"); - case E_CAL_MODEL_FIELD_HAS_ALARMS : - return value ? _("Yes") : _("No"); - case E_CAL_MODEL_FIELD_COLOR : - case E_CAL_MODEL_FIELD_COMPONENT : - return NULL; - } - - return NULL; -} - -/* ECalModel class methods */ - -typedef struct { - const gchar *color; - GList *uris; -} AssignedColorData; - -static const char * -ecm_get_color_for_component (ECalModel *model, ECalModelComponent *comp_data) -{ - ECalModelPrivate *priv; - gint i, first_empty = 0; - static AssignedColorData assigned_colors[] = { - { "#BECEDD", NULL }, /* 190 206 221 Blue */ - { "#E2F0EF", NULL }, /* 226 240 239 Light Blue */ - { "#C6E2B7", NULL }, /* 198 226 183 Green */ - { "#E2F0D3", NULL }, /* 226 240 211 Light Green */ - { "#E2D4B7", NULL }, /* 226 212 183 Khaki */ - { "#EAEAC1", NULL }, /* 234 234 193 Light Khaki */ - { "#F0B8B7", NULL }, /* 240 184 183 Pink */ - { "#FED4D3", NULL }, /* 254 212 211 Light Pink */ - { "#E2C6E1", NULL }, /* 226 198 225 Purple */ - { "#F0E2EF", NULL } /* 240 226 239 Light Purple */ - }; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - priv = model->priv; - - for (i = 0; i < G_N_ELEMENTS (assigned_colors); i++) { - GList *l; - - if (assigned_colors[i].uris == NULL) { - first_empty = i; - continue; - } - - for (l = assigned_colors[i].uris; l != NULL; l = l->next) { - if (!strcmp ((const char *) l->data, - e_cal_get_uri (comp_data->client))) - { - return assigned_colors[i].color; - } - } - } - - /* return the first unused color */ - assigned_colors[first_empty].uris = g_list_append (assigned_colors[first_empty].uris, - g_strdup (e_cal_get_uri (comp_data->client))); - - return assigned_colors[first_empty].color; -} - -/** - * e_cal_model_get_component_kind - */ -icalcomponent_kind -e_cal_model_get_component_kind (ECalModel *model) -{ - ECalModelPrivate *priv; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), ICAL_NO_COMPONENT); - - priv = model->priv; - return priv->kind; -} - -/** - * e_cal_model_set_component_kind - */ -void -e_cal_model_set_component_kind (ECalModel *model, icalcomponent_kind kind) -{ - ECalModelPrivate *priv; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - priv = model->priv; - priv->kind = kind; -} - -/** - * e_cal_model_get_timezone - */ -icaltimezone * -e_cal_model_get_timezone (ECalModel *model) -{ - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - return model->priv->zone; -} - -/** - * e_cal_model_set_timezone - */ -void -e_cal_model_set_timezone (ECalModel *model, icaltimezone *zone) -{ - ECalModelPrivate *priv; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - priv = model->priv; - if (priv->zone != zone) { - e_table_model_pre_change (E_TABLE_MODEL (model)); - priv->zone = zone; - - /* the timezone affects the times shown for date fields, - so we need to redisplay everything */ - e_table_model_changed (E_TABLE_MODEL (model)); - } -} - -/** - * e_cal_model_set_default_category - */ -void -e_cal_model_set_default_category (ECalModel *model, const gchar *default_cat) -{ - g_return_if_fail (E_IS_CAL_MODEL (model)); - - if (model->priv->default_category) - g_free (model->priv->default_category); - - model->priv->default_category = g_strdup (default_cat); -} - -/** - * e_cal_model_get_use_24_hour_format - */ -gboolean -e_cal_model_get_use_24_hour_format (ECalModel *model) -{ - g_return_val_if_fail (E_IS_CAL_MODEL (model), FALSE); - - return model->priv->use_24_hour_format; -} - -/** - * e_cal_model_set_use_24_hour_format - */ -void -e_cal_model_set_use_24_hour_format (ECalModel *model, gboolean use24) -{ - g_return_if_fail (E_IS_CAL_MODEL (model)); - - if (model->priv->use_24_hour_format != use24) { - e_table_model_pre_change (E_TABLE_MODEL (model)); - model->priv->use_24_hour_format = use24; - /* Get the views to redraw themselves. */ - e_table_model_changed (E_TABLE_MODEL (model)); - } -} - -/** - * e_cal_model_get_default_client - */ -ECal * -e_cal_model_get_default_client (ECalModel *model) -{ - ECalModelPrivate *priv; - ECalModelClient *client_data; - - g_return_val_if_fail (model != NULL, NULL); - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - priv = model->priv; - - /* we always return a valid ECal, since we rely on it in many places */ - if (priv->default_client) - return priv->default_client; - - if (!priv->clients) - return NULL; - - client_data = (ECalModelClient *) priv->clients->data; - - return client_data ? client_data->client : NULL; -} - -void -e_cal_model_set_default_client (ECalModel *model, ECal *client) -{ - ECalModelPrivate *priv; - GList *l; - gboolean found = FALSE; - - g_return_if_fail (model != NULL); - g_return_if_fail (E_IS_CAL_MODEL (model)); - g_return_if_fail (client != NULL); - g_return_if_fail (E_IS_CAL (client)); - - priv = model->priv; - - /* See if we already know about the client */ - for (l = priv->clients; l != NULL; l = l->next) { - ECalModelClient *client_data = l->data; - - if (client == client_data->client) - found = TRUE; - } - - /* If its not found, add it */ - if (!found) - e_cal_model_add_client (model, client); - - /* Store the default client */ - priv->default_client = client; -} - -/** - * e_cal_model_get_client_list - */ -GList * -e_cal_model_get_client_list (ECalModel *model) -{ - GList *list = NULL, *l; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - for (l = model->priv->clients; l != NULL; l = l->next) { - ECalModelClient *client_data = (ECalModelClient *) l->data; - - list = g_list_append (list, client_data->client); - } - - return list; -} - -/** - * e_cal_model_get_client_for_uri - * @model: A calendar model. - * @uri: Uri for the client to get. - */ -ECal * -e_cal_model_get_client_for_uri (ECalModel *model, const char *uri) -{ - GList *l; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - g_return_val_if_fail (uri != NULL, NULL); - - for (l = model->priv->clients; l != NULL; l = l->next) { - ECalModelClient *client_data = (ECalModelClient *) l->data; - - if (!strcmp (uri, e_cal_get_uri (client_data->client))) - return client_data->client; - } - - return NULL; -} - -static ECalModelComponent * -search_by_uid_and_client (ECalModelPrivate *priv, ECal *client, const char *uid) -{ - gint i; - - for (i = 0; i < priv->objects->len; i++) { - ECalModelComponent *comp_data = g_ptr_array_index (priv->objects, i); - - if (comp_data) { - const char *tmp_uid; - - tmp_uid = icalcomponent_get_uid (comp_data->icalcomp); - if (tmp_uid && *tmp_uid) { - if (comp_data->client == client && !strcmp (uid, tmp_uid)) - return comp_data; - } - } - } - - return NULL; -} - -static gint -get_position_in_array (GPtrArray *objects, gpointer item) -{ - gint i; - - for (i = 0; i < objects->len; i++) { - if (g_ptr_array_index (objects, i) == item) - return i; - } - - return -1; -} - -static void -e_cal_view_objects_added_cb (ECalView *query, GList *objects, gpointer user_data) -{ - ECalModel *model = (ECalModel *) user_data; - ECalModelPrivate *priv; - GList *l; - - priv = model->priv; - - for (l = objects; l; l = l->next) { - ECalModelComponent *comp_data; - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - comp_data = g_new0 (ECalModelComponent, 1); - comp_data->client = e_cal_view_get_client (query); - comp_data->icalcomp = icalcomponent_new_clone (l->data); - - g_ptr_array_add (priv->objects, comp_data); - - e_table_model_row_inserted (E_TABLE_MODEL (model), priv->objects->len - 1); - } -} - -static void -e_cal_view_objects_modified_cb (ECalView *query, GList *objects, gpointer user_data) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) user_data; - GList *l; - - priv = model->priv; - - for (l = objects; l; l = l->next) { - ECalModelComponent *comp_data; - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - comp_data = search_by_uid_and_client (priv, e_cal_view_get_client (query), icalcomponent_get_uid (l->data)); - g_assert (comp_data); - - if (comp_data->icalcomp) - icalcomponent_free (comp_data->icalcomp); - if (comp_data->dtstart) { - g_free (comp_data->dtstart); - comp_data->dtstart = NULL; - } - if (comp_data->dtend) { - g_free (comp_data->dtend); - comp_data->dtend = NULL; - } - if (comp_data->due) { - g_free (comp_data->due); - comp_data->due = NULL; - } - if (comp_data->completed) { - g_free (comp_data->completed); - comp_data->completed = NULL; - } - - comp_data->icalcomp = icalcomponent_new_clone (l->data); - - e_table_model_row_changed (E_TABLE_MODEL (model), get_position_in_array (priv->objects, comp_data)); - } -} - -static void -e_cal_view_objects_removed_cb (ECalView *query, GList *uids, gpointer user_data) -{ - ECalModelPrivate *priv; - ECalModel *model = (ECalModel *) user_data; - GList *l; - - priv = model->priv; - - for (l = uids; l; l = l->next) { - ECalModelComponent *comp_data; - int pos; - - e_table_model_pre_change (E_TABLE_MODEL (model)); - - comp_data = search_by_uid_and_client (priv, e_cal_view_get_client (query), l->data); - g_assert (comp_data); - - pos = get_position_in_array (priv->objects, comp_data); - - g_ptr_array_remove (priv->objects, comp_data); - free_comp_data (comp_data); - - e_table_model_row_deleted (E_TABLE_MODEL (model), pos); - } -} - -static void -e_cal_view_progress_cb (ECalView *query, const char *message, int percent, gpointer user_data) -{ - ECalModel *model = (ECalModel *) user_data; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - /* FIXME Update status bar */ -} - -static void -e_cal_view_done_cb (ECalView *query, ECalendarStatus status, gpointer user_data) -{ - ECalModel *model = (ECalModel *) user_data; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - /* FIXME Clear status bar */ -} - -static void -update_e_cal_view_for_client (ECalModel *model, ECalModelClient *client_data) -{ - ECalModelPrivate *priv; - - priv = model->priv; - - /* free the previous query, if any */ - if (client_data->query) { - g_signal_handlers_disconnect_matched (client_data->query, G_SIGNAL_MATCH_DATA, - 0, 0, NULL, NULL, model); - g_object_unref (client_data->query); - client_data->query = NULL; - } - - /* prepare the query */ - g_assert (priv->sexp != NULL); - - if (!e_cal_get_query (client_data->client, priv->sexp, &client_data->query, NULL)) { - g_warning (G_STRLOC ": Unable to get query"); - - return; - } - - g_signal_connect (client_data->query, "objects_added", G_CALLBACK (e_cal_view_objects_added_cb), model); - g_signal_connect (client_data->query, "objects_modified", G_CALLBACK (e_cal_view_objects_modified_cb), model); - g_signal_connect (client_data->query, "objects_removed", G_CALLBACK (e_cal_view_objects_removed_cb), model); - g_signal_connect (client_data->query, "view_progress", G_CALLBACK (e_cal_view_progress_cb), model); - g_signal_connect (client_data->query, "view_done", G_CALLBACK (e_cal_view_done_cb), model); - - e_cal_view_start (client_data->query); -} - -static void -backend_died_cb (ECal *client, gpointer user_data) -{ - ECalModel *model; - - model = E_CAL_MODEL (user_data); - - e_cal_model_remove_client (model, client); -} - -static void -add_new_client (ECalModel *model, ECal *client) -{ - ECalModelPrivate *priv; - ECalModelClient *client_data; - - priv = model->priv; - - client_data = g_new0 (ECalModelClient, 1); - client_data->client = client; - client_data->query = NULL; - g_object_ref (client_data->client); - - priv->clients = g_list_append (priv->clients, client_data); - - g_signal_connect (G_OBJECT (client_data->client), "backend_died", - G_CALLBACK (backend_died_cb), model); - - update_e_cal_view_for_client (model, client_data); -} - -static void -cal_opened_cb (ECal *client, ECalendarStatus status, gpointer user_data) -{ - ECalModel *model = (ECalModel *) user_data; - - if (status != E_CALENDAR_STATUS_OK) - return; - - add_new_client (model, client); -} - -/** - * e_cal_model_add_client - */ -void -e_cal_model_add_client (ECalModel *model, ECal *client) -{ - ECalModelPrivate *priv; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - g_return_if_fail (E_IS_CAL (client)); - - priv = model->priv; - - if (e_cal_get_load_state (client) == E_CAL_LOAD_LOADED) - add_new_client (model, client); - else - g_signal_connect (client, "cal_opened", G_CALLBACK (cal_opened_cb), model); -} - -static void -remove_client (ECalModel *model, ECalModelClient *client_data) -{ - gint i; - - g_signal_handlers_disconnect_matched (client_data->client, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, model); - g_signal_handlers_disconnect_matched (client_data->query, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, model); - - model->priv->clients = g_list_remove (model->priv->clients, client_data); - - /* remove all objects belonging to this client */ - e_table_model_pre_change (E_TABLE_MODEL (model)); - for (i = model->priv->objects->len; i > 0; i--) { - ECalModelComponent *comp_data = (ECalModelComponent *) g_ptr_array_index (model->priv->objects, i - 1); - - g_assert (comp_data != NULL); - - if (comp_data->client == client_data->client) { - g_ptr_array_remove (model->priv->objects, comp_data); - free_comp_data (comp_data); - } - } - e_table_model_changed (E_TABLE_MODEL (model)); - - /* free all remaining memory */ - g_object_unref (client_data->client); - g_object_unref (client_data->query); - g_free (client_data); - -} - -/** - * e_cal_model_remove_client - */ -void -e_cal_model_remove_client (ECalModel *model, ECal *client) -{ - GList *l; - ECalModelPrivate *priv; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - g_return_if_fail (E_IS_CAL (client)); - - priv = model->priv; - for (l = priv->clients; l != NULL; l = l->next) { - ECalModelClient *client_data = (ECalModelClient *) l->data; - - if (client_data->client == client) { - remove_client (model, client_data); - break; - } - } -} - -/** - * e_cal_model_remove_all_clients - */ -void -e_cal_model_remove_all_clients (ECalModel *model) -{ - ECalModelPrivate *priv; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - - priv = model->priv; - while (priv->clients != NULL) { - ECalModelClient *client_data = (ECalModelClient *) priv->clients->data; - remove_client (model, client_data); - } -} - -/** - * e_cal_model_set_query - */ -void -e_cal_model_set_query (ECalModel *model, const char *sexp) -{ - ECalModelPrivate *priv; - GList *l; - - g_return_if_fail (E_IS_CAL_MODEL (model)); - g_return_if_fail (sexp != NULL); - - priv = model->priv; - - if (priv->sexp) - g_free (priv->sexp); - - priv->sexp = g_strdup (sexp); - - /* clean up the current contents */ - e_table_model_pre_change (E_TABLE_MODEL (model)); - clear_objects_array (priv); - e_table_model_changed (E_TABLE_MODEL (model)); - - /* update the query for all clients */ - for (l = priv->clients; l != NULL; l = l->next) { - ECalModelClient *client_data; - - client_data = (ECalModelClient *) l->data; - update_e_cal_view_for_client (model, client_data); - } -} - -/** - * e_cal_model_create_component_with_defaults - */ -icalcomponent * -e_cal_model_create_component_with_defaults (ECalModel *model) -{ - ECalModelPrivate *priv; - ECalComponent *comp; - icalcomponent *icalcomp; - ECal *client; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - priv = model->priv; - - g_return_val_if_fail (priv->clients != NULL, NULL); - - client = e_cal_model_get_default_client (model); - if (!client) - return icalcomponent_new (priv->kind); - - switch (priv->kind) { - case ICAL_VEVENT_COMPONENT : - comp = cal_comp_event_new_with_defaults (client); - break; - case ICAL_VTODO_COMPONENT : - comp = cal_comp_task_new_with_defaults (client); - break; - default: - return NULL; - } - - if (!comp) - return icalcomponent_new (priv->kind); - - icalcomp = icalcomponent_new_clone (e_cal_component_get_icalcomponent (comp)); - g_object_unref (comp); - - /* make sure the component has an UID */ - if (!icalcomponent_get_uid (icalcomp)) { - char *uid; - - uid = e_cal_component_gen_uid (); - icalcomponent_set_uid (icalcomp, uid); - - g_free (uid); - } - - return icalcomp; -} - -/** - * e_cal_model_get_color_for_component - */ -const gchar * -e_cal_model_get_color_for_component (ECalModel *model, ECalModelComponent *comp_data) -{ - ECalModelClass *model_class; - const gchar *color = NULL; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - g_return_val_if_fail (comp_data != NULL, NULL); - - model_class = (ECalModelClass *) G_OBJECT_GET_CLASS (model); - if (model_class->get_color_for_component != NULL) - color = model_class->get_color_for_component (model, comp_data); - - if (!color) - color = ecm_get_color_for_component (model, comp_data); - - return color; -} - -/** - * e_cal_model_get_component_at - */ -ECalModelComponent * -e_cal_model_get_component_at (ECalModel *model, gint row) -{ - ECalModelPrivate *priv; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - priv = model->priv; - - g_return_val_if_fail (row >= 0 && row < priv->objects->len, NULL); - - return g_ptr_array_index (priv->objects, row); -} - -/** - * e_cal_model_date_value_to_string - */ -gchar* -e_cal_model_date_value_to_string (ECalModel *model, const void *value) -{ - ECalModelPrivate *priv; - ECellDateEditValue *dv = (ECellDateEditValue *) value; - struct icaltimetype tt; - struct tm tmp_tm; - char buffer[64]; - - g_return_val_if_fail (E_IS_CAL_MODEL (model), NULL); - - 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); - - memset (buffer, 0, sizeof (buffer)); - e_time_format_date_and_time (&tmp_tm, priv->use_24_hour_format, - TRUE, FALSE, - buffer, sizeof (buffer)); - return g_strdup (buffer); -} - -/** - * e_cal_model_free_component_data - */ -void -e_cal_model_free_component_data (ECalModelComponent *comp_data) -{ - g_return_if_fail (comp_data != NULL); - - if (comp_data->icalcomp) - icalcomponent_free (comp_data->icalcomp); - if (comp_data->dtstart) - g_free (comp_data->dtstart); - if (comp_data->dtend) - g_free (comp_data->dtend); - if (comp_data->due) - g_free (comp_data->due); - if (comp_data->completed) - g_free (comp_data->completed); - - g_free (comp_data); -} |