[gnumeric] Add more determinism to ODF export. [#747916]

[Andreas J. Guelzow <guelzow src gnome org>]

commit 7a261ba8700638c9ab7e21c0291ca9145d37829a
Author: Andreas J. Guelzow <aguelzow pyrshep ca>
Date:   Wed Apr 15 08:49:50 2015 -0600

    Add more determinism to ODF export. [#747916]
    
    2015-04-15  Andreas J. Guelzow <aguelzow pyrshep ca>
    
        * openoffice-write.c (odf_write_office_styles): use
        gnm_hash_table_foreach_ordered for text_colours
        (odf_write_graphs): use gnm_hash_table_foreach_ordered
        for fill_images

 NEWS                                  |    1 +
 plugins/openoffice/ChangeLog          |    7 +++++++
 plugins/openoffice/openoffice-write.c |   13 ++++++++++---
 3 files changed, 18 insertions(+), 3 deletions(-)
---
diff --git a/NEWS b/NEWS
index f3ad661..0913182 100644
--- a/NEWS
+++ b/NEWS
@@ -10,6 +10,7 @@ Andreas:
        * Improve pattern fill round trip through ODF.
        * Fix export of Ring plots to ODF. [#747763]
        * Fix import/export of Pie charts from/to ODF. [#747807]
+       * Add more determinism to ODF export. [#747916]
 
 Jean:
        * Fix signal handling while running Python. [#744638]
diff --git a/plugins/openoffice/ChangeLog b/plugins/openoffice/ChangeLog
index 21cb640..9ba06e0 100644
--- a/plugins/openoffice/ChangeLog
+++ b/plugins/openoffice/ChangeLog
@@ -1,5 +1,12 @@
 2015-04-15  Andreas J. Guelzow <aguelzow pyrshep ca>
 
+       * openoffice-write.c (odf_write_office_styles): use
+       gnm_hash_table_foreach_ordered for text_colours
+       (odf_write_graphs): use gnm_hash_table_foreach_ordered
+       for fill_images
+
+2015-04-15  Andreas J. Guelzow <aguelzow pyrshep ca>
+
        * openoffice-read.c (odf_scale_initial_angle): new
        (od_style_prop_chart): use odf_scale_initial_angle
        (oo_chart_axis): do not add axes to ring and pie plots
diff --git a/plugins/openoffice/openoffice-write.c b/plugins/openoffice/openoffice-write.c
index 998d815..58c0103 100644
--- a/plugins/openoffice/openoffice-write.c
+++ b/plugins/openoffice/openoffice-write.c
@@ -5419,7 +5419,11 @@ odf_write_office_styles (GnmOOExport *state)
                 by_value_str,
                 state);
 
-       g_hash_table_foreach (state->text_colours, (GHFunc) odf_write_text_colours, state);
+       gnm_hash_table_foreach_ordered
+               (state->text_colours,
+                (GHFunc) odf_write_text_colours,
+                by_key_str,
+                state);
 
        if (state->default_style_region->style != NULL) {
                gsf_xml_out_start_element (state->xml, STYLE "default-style");
@@ -8684,8 +8688,11 @@ odf_write_graphs (SheetObject *so, char const *name, GnmOOExport *state)
                        }
                        g_free (fullname);
 
-                       g_hash_table_foreach (state->graph_fill_images, (GHFunc) odf_write_fill_images,
-                                             state);
+                       gnm_hash_table_foreach_ordered
+                               (state->graph_fill_images,
+                                (GHFunc) odf_write_fill_images,
+                                by_value_str,
+                                state);
 
                        g_hash_table_remove_all (state->graph_dashes);
                        g_hash_table_remove_all (state->graph_hatches);