diff options
| -rw-r--r-- | calendar/gui/tag-calendar.c | 157 | ||||
| -rw-r--r-- | calendar/gui/tag-calendar.h | 31 |
2 files changed, 188 insertions, 0 deletions
diff --git a/calendar/gui/tag-calendar.c b/calendar/gui/tag-calendar.c new file mode 100644 index 0000000000..be77090f71 --- /dev/null +++ b/calendar/gui/tag-calendar.c @@ -0,0 +1,157 @@ +/* Evolution calendar - Utilities for tagging ECalendar widgets + * + * Copyright (C) 2000 Helix Code, Inc. + * + * Author: Federico Mena-Quintero <federico@helixcode.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. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <cal-util/timeutil.h> +#include "tag-calendar.h" + + + +struct calendar_tag_closure { + ECalendarItem *calitem; + time_t start_time; + time_t end_time; +}; + +/* Clears all the tags in a calendar and fills a closure structure with the + * necessary information for iterating over occurrences. + */ +static void +prepare_tag (ECalendar *ecal, struct calendar_tag_closure *c) +{ + gint start_year, start_month, start_day; + gint end_year, end_month, end_day; + struct tm start_tm = { 0 }, end_tm = { 0 }; + + e_calendar_item_clear_marks (ecal->calitem); + + e_calendar_item_get_date_range (ecal->calitem, + &start_year, &start_month, &start_day, + &end_year, &end_month, &end_day); + + start_tm.tm_year = start_year - 1900; + start_tm.tm_mon = start_month; + start_tm.tm_mday = start_day; + start_tm.tm_hour = 0; + start_tm.tm_min = 0; + start_tm.tm_sec = 0; + start_tm.tm_isdst = -1; + + end_tm.tm_year = end_year - 1900; + end_tm.tm_mon = end_month; + end_tm.tm_mday = end_day; + end_tm.tm_hour = 0; + end_tm.tm_min = 0; + end_tm.tm_sec = 0; + end_tm.tm_isdst = -1; + + c->calitem = ecal->calitem; + c->start_time = mktime (&start_tm); + c->end_time = mktime (&end_tm); +} + +/* Marks the specified range in an ECalendar; called from cal_client_generate_instances() */ +static gboolean +tag_calendar_cb (CalComponent *comp, + time_t istart, + time_t iend, + gpointer data) +{ + struct calendar_tag_closure *c = data; + time_t t; + + t = time_day_begin (istart); + + do { + struct tm tm; + + tm = *localtime (&t); + + e_calendar_item_mark_day (c->calitem, tm.tm_year + 1900, + tm.tm_mon, tm.tm_mday, + E_CALENDAR_ITEM_MARK_BOLD); + + t = time_day_end (t); + } while (t < iend); + + return TRUE; +} + +/** + * tag_calendar_by_client: + * @ecal: Calendar widget to tag. + * @client: A calendar client object. + * + * Tags an #ECalendar widget with the events that occur in its current time + * range. The occurrences are extracted from the specified calendar @client. + **/ +void +tag_calendar_by_client (ECalendar *ecal, CalClient *client) +{ + struct calendar_tag_closure c; + + g_return_if_fail (ecal != NULL); + g_return_if_fail (E_IS_CALENDAR (ecal)); + g_return_if_fail (client != NULL); + g_return_if_fail (IS_CAL_CLIENT (client)); + + /* If the ECalendar isn't visible, we just return. */ + if (!GTK_WIDGET_VISIBLE (ecal)) + return; + + prepare_tag (ecal, &c); + + if (!cal_client_is_loaded (client)) + return; + + cal_client_generate_instances (client, CALOBJ_TYPE_EVENT, + c.start_time, c.end_time, + tag_calendar_cb, &c); +} + +/** + * tag_calendar_by_comp: + * @ecal: Calendar widget to tag. + * @comp: A calendar component object. + * + * Tags an #ECalendar widget with any occurrences of a specific calendar + * component that occur within the calendar's current time range. + **/ +void +tag_calendar_by_comp (ECalendar *ecal, CalComponent *comp) +{ + struct calendar_tag_closure c; + + g_return_if_fail (ecal != NULL); + g_return_if_fail (E_IS_CALENDAR (ecal)); + g_return_if_fail (comp != NULL); + g_return_if_fail (IS_CAL_COMPONENT (comp)); + + /* If the ECalendar isn't visible, we just return. */ + if (!GTK_WIDGET_VISIBLE (ecal)) + return; + + prepare_tag (ecal, &c); + cal_recur_generate_instances (comp, c.start_time, c.end_time, tag_calendar_cb, &c); +} diff --git a/calendar/gui/tag-calendar.h b/calendar/gui/tag-calendar.h new file mode 100644 index 0000000000..8b51e55eb6 --- /dev/null +++ b/calendar/gui/tag-calendar.h @@ -0,0 +1,31 @@ +/* Evolution calendar - Utilities for tagging ECalendar widgets + * + * Copyright (C) 2000 Helix Code, Inc. + * + * Author: Federico Mena-Quintero <federico@helixcode.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. + */ + +#ifndef TAG_CALENDAR_H +#define TAG_CALENDAR_H + +#include <widgets/misc/e-calendar.h> +#include <cal-client/cal-client.h> + +void tag_calendar_by_client (ECalendar *ecal, CalClient *client); +void tag_calendar_by_comp (ECalendar *ecal, CalComponent *comp); + +#endif |