Get rid of "Adjust for daylight saving time" option

	** Fix for bug #577615

	* gui/dialogs/cal-prefs-dialog.h: (struct _CalendarPrefsDialog):
	* gui/dialogs/cal-prefs-dialog.c: (timezone_changed),
	(daylight_saving_changed), (setup_changes), (show_config),
	(calendar_prefs_dialog_construct):
	* gui/dialogs/cal-prefs-dialog.glade:
	* gui/apps_evolution_calendar.schemas.in:
	* gui/calendar-config-keys.h:
	* gui/calendar-config.h:
	* gui/calendar-config.c: (set_standard_offsets),
	(calendar_config_get_icaltimezone),
	(calendar_config_get_daylight_saving),
	(calendar_config_set_daylight_saving),
	(calendar_config_add_notification_daylight_saving):
	Get rid of "Adjust for daylight saving time" option.

8 files changed, 19 insertions, 178 deletions

diff --git a/calendar/ChangeLog b/calendar/ChangeLog
index 285c5ce9db..1d13cca3fe 100644
--- a/calendar/ChangeLog
+++ b/calendar/ChangeLog
@@ -1,5 +1,24 @@
 2009-04-24  Milan Crha  <mcrha@redhat.com>
 
+	** Fix for bug #577615
+
+	* gui/dialogs/cal-prefs-dialog.h: (struct _CalendarPrefsDialog):
+	* gui/dialogs/cal-prefs-dialog.c: (timezone_changed),
+	(daylight_saving_changed), (setup_changes), (show_config),
+	(calendar_prefs_dialog_construct):
+	* gui/dialogs/cal-prefs-dialog.glade:
+	* gui/apps_evolution_calendar.schemas.in:
+	* gui/calendar-config-keys.h:
+	* gui/calendar-config.h:
+	* gui/calendar-config.c: (set_standard_offsets),
+	(calendar_config_get_icaltimezone),
+	(calendar_config_get_daylight_saving),
+	(calendar_config_set_daylight_saving),
+	(calendar_config_add_notification_daylight_saving):
+	Get rid of "Adjust for daylight saving time" option.
+
+2009-04-24  Milan Crha  <mcrha@redhat.com>
+
 	** Fix for bug #572348
 
 	* gui/dialogs/task-page.glade:
diff --git a/calendar/gui/apps_evolution_calendar.schemas.in b/calendar/gui/apps_evolution_calendar.schemas.in
index 1bc91840d2..be21c2930c 100644
--- a/calendar/gui/apps_evolution_calendar.schemas.in
+++ b/calendar/gui/apps_evolution_calendar.schemas.in
@@ -53,18 +53,6 @@
     </schema>
 
     <schema>
-      <key>/schemas/apps/evolution/calendar/display/use_daylight_saving</key>
-      <applyto>/apps/evolution/calendar/display/use_daylight_saving</applyto>
-      <owner>evolution-calendar</owner>
-      <type>bool</type>
-      <default>true</default>
-      <locale name="C">
-        <short>daylight savings time</short>
-        <long>Whether to use daylight savings time while displaying events.</long>
-      </locale>
-    </schema>
-
-    <schema>
       <key>/schemas/apps/evolution/calendar/display/use_24hour_format</key>
       <applyto>/apps/evolution/calendar/display/use_24hour_format</applyto>
       <owner>evolution-calendar</owner>
diff --git a/calendar/gui/calendar-config-keys.h b/calendar/gui/calendar-config-keys.h
index 05feb18d00..9d744eeb8e 100644
--- a/calendar/gui/calendar-config-keys.h
+++ b/calendar/gui/calendar-config-keys.h
@@ -29,7 +29,6 @@ G_BEGIN_DECLS
 
 /* Display settings */
 #define CALENDAR_CONFIG_TIMEZONE CALENDAR_CONFIG_PREFIX "/display/timezone"
-#define CALENDAR_CONFIG_DAYLIGHT_SAVING CALENDAR_CONFIG_PREFIX "/display/use_daylight_saving"
 #define CALENDAR_CONFIG_SELECTED_CALENDARS CALENDAR_CONFIG_PREFIX "/display/selected_calendars"
 #define CALENDAR_CONFIG_PRIMARY_CALENDAR CALENDAR_CONFIG_PREFIX "/display/primary_calendar"
 #define CALENDAR_CONFIG_24HOUR CALENDAR_CONFIG_PREFIX "/display/use_24hour_format"
diff --git a/calendar/gui/calendar-config.c b/calendar/gui/calendar-config.c
index 6a7cf94ee7..103d92f640 100644
--- a/calendar/gui/calendar-config.c
+++ b/calendar/gui/calendar-config.c
@@ -43,9 +43,6 @@
 
 static GConfClient *config = NULL;
 
-/* Store the zones here, this is not destroyed as the ical timezones */
-static GHashTable *custom_zones = NULL;
-
 static void
 do_cleanup (void)
 {
@@ -197,27 +194,6 @@ calendar_config_get_timezone (void)
 	return gconf_client_get_string (config, CALENDAR_CONFIG_TIMEZONE, NULL);
 }
 
-static void
-set_standard_offsets (icalcomponent *zone_comp, int offset)
-{
-	icalcomponent *dl_comp, *s_comp;
-	icalproperty *offset_from, *offset_to;
-
-	/* Set the offset of the standard component to all the daylight components also */
-	for (dl_comp = icalcomponent_get_first_component (zone_comp, ICAL_XDAYLIGHT_COMPONENT); dl_comp != NULL;
-			dl_comp = icalcomponent_get_next_component (zone_comp, ICAL_XDAYLIGHT_COMPONENT)) {
-		offset_to = icalcomponent_get_first_property (dl_comp, ICAL_TZOFFSETTO_PROPERTY);
-		icalproperty_set_tzoffsetto (offset_to, offset);
-	}
-
-	/* Set the tzto offset of the standard component to tzfrom */
-	for (s_comp = icalcomponent_get_first_component (zone_comp, ICAL_XSTANDARD_COMPONENT); s_comp != NULL;
-			s_comp = icalcomponent_get_next_component (zone_comp, ICAL_XSTANDARD_COMPONENT)) {
-		offset_from = icalcomponent_get_first_property (s_comp, ICAL_TZOFFSETFROM_PROPERTY);
-		icalproperty_set_tzoffsetfrom (offset_from, offset);
-	}
-}
-
 icaltimezone *
 calendar_config_get_icaltimezone (void)
 {
@@ -228,71 +204,13 @@ calendar_config_get_icaltimezone (void)
 
 	location = calendar_config_get_timezone ();
 	if (location) {
-		icalcomponent *icalcomp, *dl_comp;
-
 		zone = icaltimezone_get_builtin_timezone (location);
-		icalcomp = icaltimezone_get_component (zone);
-
-		if (!icalcomp || !(dl_comp = icalcomponent_get_first_component (icalcomp, ICAL_XDAYLIGHT_COMPONENT))) {
-			g_free (location);
-			return zone;
-		}
-
-		if (!calendar_config_get_daylight_saving () && zone) {
-			icalcomponent *zone_comp, *s_comp;
-			icalproperty *tz_prop, *offset_to;
-			icaltimezone *st_zone = NULL;
-			int offset;
-			const char *tzid;
-			char *n_tzid;
-
-			tzid = icaltimezone_get_tzid (zone);
-			n_tzid = g_strconcat (tzid, "-(Standard)", NULL);
-
-			if (!custom_zones) {
-				custom_zones = g_hash_table_new (g_str_hash, g_str_equal);
-			} else if ((st_zone = g_hash_table_lookup (custom_zones, n_tzid))) {
-				g_free (n_tzid);
-				g_free (location);
-				return st_zone;
-			}
-
-			zone_comp = icalcomponent_new_clone (icalcomp);
-			s_comp = icalcomponent_get_first_component (zone_comp, ICAL_XSTANDARD_COMPONENT);
-
-			if (!s_comp) {
-				g_free (n_tzid);
-				icalcomponent_free (zone_comp);
-				g_free (location);
-				return zone;
-			}
-
-			offset_to = icalcomponent_get_first_property (s_comp, ICAL_TZOFFSETTO_PROPERTY);
-			offset = icalproperty_get_tzoffsetto (offset_to);
-
-			set_standard_offsets (zone_comp, offset);
-
-			tz_prop = icalcomponent_get_first_property (zone_comp, ICAL_TZID_PROPERTY);
-			if (tz_prop) {
-				icalcomponent_remove_property (zone_comp, tz_prop);
-			}
-
-			tz_prop = icalproperty_new_tzid (n_tzid);
-			icalcomponent_add_property (zone_comp, tz_prop);
-
-			st_zone = icaltimezone_new ();
-			icaltimezone_set_component (st_zone, zone_comp);
-
-			zone = st_zone;
-			g_hash_table_insert (custom_zones, n_tzid, zone);
-		}
 
 		g_free (location);
 	}
 	return zone;
 }
 
-
 /* Sets the timezone. If set to NULL it defaults to UTC.
    FIXME: Should check it is being set to a valid timezone. */
 void
@@ -318,35 +236,6 @@ calendar_config_add_notification_timezone (GConfClientNotifyFunc func, gpointer
 	return id;
 }
 
-gboolean
-calendar_config_get_daylight_saving (void)
-{
-	calendar_config_init ();
-
-	return gconf_client_get_bool (config, CALENDAR_CONFIG_DAYLIGHT_SAVING, NULL);
-
-}
-
-void
-calendar_config_set_daylight_saving (gboolean daylight_saving)
-{
-	calendar_config_init ();
-
-	gconf_client_set_bool (config, CALENDAR_CONFIG_DAYLIGHT_SAVING, daylight_saving, NULL);
-}
-
-guint
-calendar_config_add_notification_daylight_saving (GConfClientNotifyFunc func, gpointer data)
-{
-	guint id;
-
-	calendar_config_init ();
-
-	id = gconf_client_notify_add (config, CALENDAR_CONFIG_DAYLIGHT_SAVING, func, data, NULL, NULL);
-
-	return id;
-}
-
 /* Whether we use 24-hour format or 12-hour format (AM/PM). */
 gboolean
 calendar_config_get_24_hour_format	(void)
diff --git a/calendar/gui/calendar-config.h b/calendar/gui/calendar-config.h
index f5fe75bf15..a7ee394f52 100644
--- a/calendar/gui/calendar-config.h
+++ b/calendar/gui/calendar-config.h
@@ -259,10 +259,6 @@ gboolean  calendar_config_locale_supports_12_hour_format(void);
 void	  calendar_config_set_dir_path (const char *);
 char *	  calendar_config_get_dir_path (void);
 
-gboolean calendar_config_get_daylight_saving (void);
-void calendar_config_set_daylight_saving (gboolean daylight_saving);
-guint calendar_config_add_notification_daylight_saving (GConfClientNotifyFunc func, gpointer data);
-
 GSList *calendar_config_get_day_second_zones (void);
 void    calendar_config_free_day_second_zones (GSList *zones);
 void    calendar_config_set_day_second_zone (const char *location);
diff --git a/calendar/gui/dialogs/cal-prefs-dialog.c b/calendar/gui/dialogs/cal-prefs-dialog.c
index 81e182ac54..edb802fd10 100644
--- a/calendar/gui/dialogs/cal-prefs-dialog.c
+++ b/calendar/gui/dialogs/cal-prefs-dialog.c
@@ -119,15 +119,8 @@ static void
 timezone_changed (GtkWidget *widget, CalendarPrefsDialog *prefs)
 {
 	icaltimezone *zone;
-	icalcomponent *icalcomp, *dl_comp;
 
 	zone = e_timezone_entry_get_timezone (E_TIMEZONE_ENTRY (prefs->timezone));
-	icalcomp = icaltimezone_get_component (zone);
-
-	if (!icalcomp || !(dl_comp = icalcomponent_get_first_component (icalcomp, ICAL_XDAYLIGHT_COMPONENT)))
-		gtk_widget_set_sensitive ((GtkWidget *) prefs->daylight_saving, FALSE);
-	else
-		gtk_widget_set_sensitive ((GtkWidget *) prefs->daylight_saving, TRUE);
 
 	calendar_config_set_timezone (icaltimezone_get_location (zone));
 }
@@ -228,14 +221,6 @@ day_second_zone_clicked (GtkWidget *widget, CalendarPrefsDialog *prefs)
 }
 
 static void
-daylight_saving_changed (GtkWidget *widget, CalendarPrefsDialog *prefs)
-{
-	gboolean set = gtk_toggle_button_get_active ((GtkToggleButton *) prefs->daylight_saving);
-	calendar_config_set_daylight_saving (set);
-	timezone_changed (widget, prefs);
-}
-
-static void
 start_of_day_changed (GtkWidget *widget, CalendarPrefsDialog *prefs)
 {
 	int start_hour, start_minute, end_hour, end_minute;
@@ -504,7 +489,6 @@ setup_changes (CalendarPrefsDialog *prefs)
 
 	g_signal_connect (G_OBJECT (prefs->timezone), "changed", G_CALLBACK (timezone_changed), prefs);
 	g_signal_connect (G_OBJECT (prefs->day_second_zone), "clicked", G_CALLBACK (day_second_zone_clicked), prefs);
-	g_signal_connect (G_OBJECT (prefs->daylight_saving), "toggled", G_CALLBACK (daylight_saving_changed), prefs);
 
 	g_signal_connect (G_OBJECT (prefs->start_of_day), "changed", G_CALLBACK (start_of_day_changed), prefs);
 	g_signal_connect (G_OBJECT (prefs->end_of_day), "changed", G_CALLBACK (end_of_day_changed), prefs);
@@ -632,7 +616,6 @@ show_config (CalendarPrefsDialog *prefs)
 	gint mask, day, week_start_day, time_divisions;
 	icaltimezone *zone;
 	gboolean sensitive, set = FALSE;
-	icalcomponent *icalcomp, *dl_comp;
 	char *location;
 	CalUnits units;
 	int interval;
@@ -643,15 +626,6 @@ show_config (CalendarPrefsDialog *prefs)
 	e_timezone_entry_set_timezone (E_TIMEZONE_ENTRY (prefs->timezone), zone);
 	g_free (location);
 
-	icalcomp = icaltimezone_get_component (zone);
-	if (!icalcomp || !(dl_comp = icalcomponent_get_first_component (icalcomp, ICAL_XDAYLIGHT_COMPONENT)))
-		gtk_widget_set_sensitive ((GtkWidget *) prefs->daylight_saving, FALSE);
-	else
-		gtk_widget_set_sensitive ((GtkWidget *) prefs->daylight_saving, TRUE);
-
-	set = calendar_config_get_daylight_saving ();
-	gtk_toggle_button_set_active ((GtkToggleButton *) prefs->daylight_saving, set);
-
 	/* Day's second zone */
 	update_day_second_zone_caption (prefs);
 
@@ -790,7 +764,6 @@ calendar_prefs_dialog_construct (CalendarPrefsDialog *prefs)
 	/* General tab */
 	prefs->timezone = glade_xml_get_widget (gui, "timezone");
 	prefs->day_second_zone = glade_xml_get_widget (gui, "day_second_zone");
-	prefs->daylight_saving = glade_xml_get_widget (gui, "daylight_cb");
 	for (i = 0; i < 7; i++)
 		prefs->working_days[i] = glade_xml_get_widget (gui, working_day_names[i]);
 	prefs->week_start_day = glade_xml_get_widget (gui, "week_start_day");
diff --git a/calendar/gui/dialogs/cal-prefs-dialog.glade b/calendar/gui/dialogs/cal-prefs-dialog.glade
index f3509e4f8f..23406d5963 100644
--- a/calendar/gui/dialogs/cal-prefs-dialog.glade
+++ b/calendar/gui/dialogs/cal-prefs-dialog.glade
@@ -152,28 +152,6 @@
 		  </child>
 
 		  <child>
-		    <widget class="GtkCheckButton" id="daylight_cb">
-		      <property name="visible">True</property>
-		      <property name="can_focus">True</property>
-		      <property name="label" translatable="yes">Adjust for daylight sa_ving time</property>
-		      <property name="use_underline">True</property>
-		      <property name="relief">GTK_RELIEF_NORMAL</property>
-		      <property name="focus_on_click">True</property>
-		      <property name="active">False</property>
-		      <property name="inconsistent">False</property>
-		      <property name="draw_indicator">True</property>
-		    </widget>
-		    <packing>
-		      <property name="left_attach">1</property>
-		      <property name="right_attach">2</property>
-		      <property name="top_attach">1</property>
-		      <property name="bottom_attach">2</property>
-		      <property name="x_options">fill</property>
-		      <property name="y_options"></property>
-		    </packing>
-		  </child>
-
-		  <child>
 		    <widget class="GtkHBox" id="hbox4">
 		      <property name="visible">True</property>
 		      <property name="homogeneous">False</property>
diff --git a/calendar/gui/dialogs/cal-prefs-dialog.h b/calendar/gui/dialogs/cal-prefs-dialog.h
index 3c006b8711..945c1d6e16 100644
--- a/calendar/gui/dialogs/cal-prefs-dialog.h
+++ b/calendar/gui/dialogs/cal-prefs-dialog.h
@@ -45,7 +45,6 @@ struct _CalendarPrefsDialog {
 	/* General tab */
 	GtkWidget *timezone;
 	GtkWidget *day_second_zone;
-	GtkWidget *daylight_saving;
 	GtkWidget *working_days[7];
 	GtkWidget *week_start_day;
 	GtkWidget *start_of_day;