[gnumeric] xls: kill incorrect warning re filter export.

[Morten Welinder <mortenw src gnome org>]

commit 2fa348cd49271053a275c58018dccbd0f5fca957
Author: Morten Welinder <terra gnome org>
Date:   Fri Oct 2 09:19:15 2009 -0400

    xls: kill incorrect warning re filter export.

 plugins/excel/ChangeLog        |    5 +++++
 plugins/excel/ms-excel-write.c |    4 ++++
 2 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/plugins/excel/ChangeLog b/plugins/excel/ChangeLog
index fbc886d..71e2218 100644
--- a/plugins/excel/ChangeLog
+++ b/plugins/excel/ChangeLog
@@ -1,3 +1,8 @@
+2009-10-02  Morten Welinder  <terra gnome org>
+
+	* ms-excel-write.c (excel_sheet_new): Don't complain over filter
+	combos.  They are handled, but differently.
+
 2009-10-01  Morten Welinder  <terra gnome org>
 
 	* ms-excel-write.c (excel_sheet_new): Exclude GNM_SO_FILLED_TYPE
diff --git a/plugins/excel/ms-excel-write.c b/plugins/excel/ms-excel-write.c
index 25df40b..2216b88 100644
--- a/plugins/excel/ms-excel-write.c
+++ b/plugins/excel/ms-excel-write.c
@@ -32,6 +32,7 @@
 #include "ms-chart.h"
 #include "formula-types.h"
 
+#include <sheet-filter-combo.h>
 #include <gnm-format.h>
 #include <position.h>
 #include <style-color.h>
@@ -5060,6 +5061,9 @@ excel_sheet_new (ExcelWriteState *ewb, Sheet *sheet,
 			esheet->textboxes =
 				g_slist_prepend (esheet->textboxes, so);
 			handled = TRUE;
+		} else if (IS_GNM_FILTER_COMBO (so)) {
+			/* Handled outside loop.  */
+			continue;
 		}
 
 		if (handled) {