Fixes #52294

2004-05-07  JP Rosevear  <jpr@ximian.com>

	Fixes #52294

	* gui/e-cal-model.c (set_dtstart): set the tzid properly
	(ecm_is_cell_editable): set check properly

	* gui/e-cal-model-tasks.c (set_due): set the tzid properly
	(ecmt_is_cell_editable): set check properly

	* gui/e-cal-model-calendar.c (set_dtend): set the tzid properly
	(ecmc_is_cell_editable): kill fixme and set check properly

svn path=/trunk/; revision=25825

3 files changed, 123 insertions, 24 deletions

diff --git a/calendar/gui/e-cal-model-calendar.c b/calendar/gui/e-cal-model-calendar.c
index e03a5c5f52..e6aba158da 100644
--- a/calendar/gui/e-cal-model-calendar.c
+++ b/calendar/gui/e-cal-model-calendar.c
@@ -205,17 +205,53 @@ ecmc_value_at (ETableModel *etm, int col, int row)
 static void
 set_dtend (ECalModelComponent *comp_data, const void *value)
 {
-	icalproperty *prop;
 	ECellDateEditValue *dv = (ECellDateEditValue *) value;
-
+	icalproperty *prop;
+	icalparameter *param;
+	const char *tzid;
+	
 	prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DTEND_PROPERTY);
+	if (prop)
+		param = icalproperty_get_first_parameter (prop, ICAL_TZID_PARAMETER);
+	else
+		param = NULL;
+
+	/* If we are setting the property to NULL (i.e. removing it), then
+	   we remove it if it exists. */
 	if (!dv) {
 		if (prop) {
 			icalcomponent_remove_property (comp_data->icalcomp, prop);
 			icalproperty_free (prop);
 		}
-	} else
-		icalcomponent_set_dtend (comp_data->icalcomp, dv->tt);
+
+		return;
+	}
+	
+	/* If the TZID is set to "UTC", we set the is_utc flag. */
+	tzid = dv->zone ? icaltimezone_get_tzid (dv->zone) : "UTC";
+	if (tzid && !strcmp (tzid, "UTC"))
+		dv->tt.is_utc = 1;
+	else
+		dv->tt.is_utc = 0;
+
+	if (prop) {
+		icalproperty_set_dtend (prop, dv->tt);
+	} else {
+		prop = icalproperty_new_dtend (dv->tt);
+		icalcomponent_add_property (comp_data->icalcomp, prop);
+	}
+
+	/* If the TZID is set to "UTC", we don't want to save the TZID. */
+	if (tzid && strcmp (tzid, "UTC")) {
+		if (param) {
+			icalparameter_set_tzid (param, (char *) tzid);
+		} else {
+			param = icalparameter_new_tzid ((char *) tzid);
+			icalproperty_add_parameter (prop, param);
+		}
+	} else if (param) {
+		icalproperty_remove_parameter (prop, ICAL_TZID_PARAMETER);
+	}
 }
 
 static void
@@ -323,9 +359,7 @@ ecmc_is_cell_editable (ETableModel *etm, int col, int row)
 
 	g_return_val_if_fail (E_IS_CAL_MODEL_CALENDAR (model), FALSE);
 	g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_CALENDAR_FIELD_LAST, FALSE);
-
-	/* FIXME: We can't check this as 'click-to-add' passes row 0. */
-	/* g_return_val_if_fail (row >= 0 && row < e_table_model_get_row_count (etm), FALSE); */
+	g_return_val_if_fail (row >= -1 || (row >= 0 && row < e_table_model_row_count (etm)), FALSE);
 
 	if (col < E_CAL_MODEL_FIELD_LAST)
 		return E_TABLE_MODEL_CLASS (parent_class)->is_cell_editable (etm, col, row);
diff --git a/calendar/gui/e-cal-model-tasks.c b/calendar/gui/e-cal-model-tasks.c
index 5067e2557d..fb958cbe89 100644
--- a/calendar/gui/e-cal-model-tasks.c
+++ b/calendar/gui/e-cal-model-tasks.c
@@ -540,23 +540,52 @@ set_complete (ECalModelComponent *comp_data, const void *value)
 static void
 set_due (ECalModelComponent *comp_data, const void *value)
 {
-	icalproperty *prop;
 	ECellDateEditValue *dv = (ECellDateEditValue *) value;
+	icalproperty *prop;
+	icalparameter *param;
+	const char *tzid;
+	
+	prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DTEND_PROPERTY);
+	if (prop)
+		param = icalproperty_get_first_parameter (prop, ICAL_TZID_PARAMETER);
+	else
+		param = NULL;
 
-	prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DUE_PROPERTY);
-
+	/* If we are setting the property to NULL (i.e. removing it), then
+	   we remove it if it exists. */
 	if (!dv) {
 		if (prop) {
 			icalcomponent_remove_property (comp_data->icalcomp, prop);
 			icalproperty_free (prop);
 		}
+
+		return;
+	}
+	
+	/* If the TZID is set to "UTC", we set the is_utc flag. */
+	tzid = dv->zone ? icaltimezone_get_tzid (dv->zone) : "UTC";
+	if (tzid && !strcmp (tzid, "UTC"))
+		dv->tt.is_utc = 1;
+	else
+		dv->tt.is_utc = 0;
+
+	if (prop) {
+		icalproperty_set_dtend (prop, dv->tt);
 	} else {
-		if (prop)
-			icalproperty_set_due (prop, dv->tt);
-		else {
-			prop = icalproperty_new_due (dv->tt);
-			icalcomponent_add_property (comp_data->icalcomp, prop);
+		prop = icalproperty_new_dtend (dv->tt);
+		icalcomponent_add_property (comp_data->icalcomp, prop);
+	}
+
+	/* If the TZID is set to "UTC", we don't want to save the TZID. */
+	if (tzid && strcmp (tzid, "UTC")) {
+		if (param) {
+			icalparameter_set_tzid (param, (char *) tzid);
+		} else {
+			param = icalparameter_new_tzid ((char *) tzid);
+			icalproperty_add_parameter (prop, param);
 		}
+	} else if (param) {
+		icalproperty_remove_parameter (prop, ICAL_TZID_PARAMETER);
 	}
 }
 
@@ -813,7 +842,7 @@ ecmt_is_cell_editable (ETableModel *etm, int col, int row)
 	priv = model->priv;
 
 	g_return_val_if_fail (col >= 0 && col < E_CAL_MODEL_TASKS_FIELD_LAST, FALSE);
- 	g_return_val_if_fail (row >= -1 && row < e_table_model_get_row_count (etm), FALSE);
+	g_return_val_if_fail (row >= -1 || (row >= 0 && row < e_table_model_row_count (etm)), FALSE);
 
 	if (col < E_CAL_MODEL_FIELD_LAST)
 		return E_TABLE_MODEL_CLASS (parent_class)->is_cell_editable (etm, col, row);
diff --git a/calendar/gui/e-cal-model.c b/calendar/gui/e-cal-model.c
index ca3ca1e863..8de47998f3 100644
--- a/calendar/gui/e-cal-model.c
+++ b/calendar/gui/e-cal-model.c
@@ -582,17 +582,53 @@ set_description (ECalModelComponent *comp_data, const char *value)
 static void
 set_dtstart (ECalModel *model, ECalModelComponent *comp_data, const void *value)
 {
-	icalproperty *prop;
 	ECellDateEditValue *dv = (ECellDateEditValue *) value;
-
+	icalproperty *prop;
+	icalparameter *param;
+	const char *tzid;
+	
 	prop = icalcomponent_get_first_property (comp_data->icalcomp, ICAL_DTSTART_PROPERTY);
+	if (prop)
+		param = icalproperty_get_first_parameter (prop, ICAL_TZID_PARAMETER);
+	else
+		param = NULL;
+
+	/* If we are setting the property to NULL (i.e. removing it), then
+	   we remove it if it exists. */
 	if (!dv) {
 		if (prop) {
 			icalcomponent_remove_property (comp_data->icalcomp, prop);
 			icalproperty_free (prop);
 		}
-	} else
-		icalcomponent_set_dtstart (comp_data->icalcomp, dv->tt);
+
+		return;
+	}
+	
+	/* If the TZID is set to "UTC", we set the is_utc flag. */
+	tzid = dv->zone ? icaltimezone_get_tzid (dv->zone) : "UTC";
+	if (tzid && !strcmp (tzid, "UTC"))
+		dv->tt.is_utc = 1;
+	else
+		dv->tt.is_utc = 0;
+
+	if (prop) {
+		icalproperty_set_dtstart (prop, dv->tt);
+	} else {
+		prop = icalproperty_new_dtstart (dv->tt);
+		icalcomponent_add_property (comp_data->icalcomp, prop);
+	}
+
+	/* If the TZID is set to "UTC", we don't want to save the TZID. */
+	if (tzid && strcmp (tzid, "UTC")) {
+		if (param) {
+			icalparameter_set_tzid (param, (char *) tzid);
+		} else {
+			param = icalparameter_new_tzid ((char *) tzid);
+			icalproperty_add_parameter (prop, param);
+		}
+	} else if (param) {
+		icalproperty_remove_parameter (prop, ICAL_TZID_PARAMETER);
+	}
 }
 
 static void
@@ -671,7 +707,7 @@ ecm_is_cell_editable (ETableModel *etm, int col, int row)
 	priv = model->priv;
 
 	g_return_val_if_fail (col >= 0 && col <= E_CAL_MODEL_FIELD_LAST, FALSE);
-	g_return_val_if_fail (row >= -1 && row < priv->objects->len, FALSE);
+	g_return_val_if_fail (row >= -1 || (row >= 0 && row < priv->objects->len), FALSE);
 
 	switch (col) {
 	case E_CAL_MODEL_FIELD_CATEGORIES :
@@ -1206,7 +1242,7 @@ e_cal_view_objects_added_cb (ECalView *query, GList *objects, gpointer user_data
 		comp_data = g_new0 (ECalModelComponent, 1);
 		comp_data->client = g_object_ref (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);
@@ -1803,8 +1839,8 @@ e_cal_model_copy_component_data (ECalModelComponent *comp_data)
 
 	new_data = g_new0 (ECalModelComponent, 1);
 
-	if (comp_data->icalcomp)	
-		new_data->icalcomp = icalcomponent_new_clone (comp_data->icalcomp);	
+	if (comp_data->icalcomp)
+		new_data->icalcomp = icalcomponent_new_clone (comp_data->icalcomp);
 	if (comp_data->client)
 		new_data->client = g_object_ref (comp_data->client);
 	if (comp_data->dtstart)