Add the stupid files, yo - Federico

svn path=/trunk/; revision=6549

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