[gnumeric] Use current GTK style when printing sheet object widgets from Gnumeric. [#705684]

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

commit fc42b83ffbbfdd96e83ab20c74335da75ccb8e93
Author: Andreas J Guelzow <aguelzow pyrshep ca>
Date:   Thu Aug 8 13:14:27 2013 -0600

    Use current GTK style when printing sheet object widgets from Gnumeric. [#705684]
    
    2013-08-08  Andreas J. Guelzow <aguelzow pyrshep ca>
    
        * src/sheet-object-widget.c (draw_cairo_text): use GtkStyleContext
        if possible

 ChangeLog                 |    5 +++++
 NEWS                      |    1 +
 src/sheet-object-widget.c |   19 ++++++++++++++-----
 3 files changed, 20 insertions(+), 5 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 55a60db..7994786 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2013-08-08  Andreas J. Guelzow <aguelzow pyrshep ca>
 
+       * src/sheet-object-widget.c (draw_cairo_text): use GtkStyleContext
+       if possible
+
+2013-08-08  Andreas J. Guelzow <aguelzow pyrshep ca>
+
        * src/sheet-object-widget.c (draw_cairo_text): add arguments to
        allow multi-paragraph with a highlighted line. Change all callers
        (sheet_widget_list_draw_cairo): use draw_cairo_text
diff --git a/NEWS b/NEWS
index 0b3a422..efe65bb 100644
--- a/NEWS
+++ b/NEWS
@@ -20,6 +20,7 @@ Andreas:
        * Fix documentation. [#705541]
        * Avoid crashing when printing sheet object widgets from ssconvert. [#705638]
        * Fix printing of sheet object widgets. [#705650] [#705653]
+       * Use current GTK style when printing sheet object widgets from Gnumeric. [#705684]
 
 Jean:
        * Fix text wrap inside sheet objects. [#704417]
diff --git a/src/sheet-object-widget.c b/src/sheet-object-widget.c
index 784c975..4595d57 100644
--- a/src/sheet-object-widget.c
+++ b/src/sheet-object-widget.c
@@ -583,14 +583,24 @@ draw_cairo_text (cairo_t *cr, char const *text, int *pwidth, int *pheight,
 {
        PangoLayout *layout = pango_cairo_create_layout (cr);
        PangoFontDescription *desc;
-       /* Using GtkStyle does not seem to work in ssconvert */
-       /* GtkStyle *style = gtk_style_new (); */
        double const scale_h = 72. / gnm_app_display_dpi_get (TRUE);
        double const scale_v = 72. / gnm_app_display_dpi_get (FALSE);
        int width, height;
 
-       /* pango_layout_set_font_description (layout, style->font_desc); */
-       desc = pango_font_description_from_string ("sans 10");
+       if (NULL != gdk_screen_get_default ()) {
+               GtkStyleContext *style = gtk_style_context_new ();
+               GtkWidgetPath *path = gtk_widget_path_new ();
+               
+               gtk_style_context_set_path (style, path);
+               gtk_widget_path_unref (path);
+
+               gtk_style_context_get (style, GTK_STATE_FLAG_NORMAL,
+                                      GTK_STYLE_PROPERTY_FONT, &desc, NULL);
+               g_object_unref (style);
+       } else {
+               /* The desription obtained by GtkStyleContext is not valid in ssconvert!! */
+               desc = pango_font_description_from_string ("sans 10");
+       }
        pango_context_set_font_description
                (pango_layout_get_context (layout), desc);
        pango_layout_set_spacing (layout, 3 * PANGO_SCALE);
@@ -631,7 +641,6 @@ draw_cairo_text (cairo_t *cr, char const *text, int *pwidth, int *pheight,
        pango_cairo_show_layout (cr, layout);
        pango_font_description_free (desc);
        g_object_unref (layout);
-       /* g_object_unref (style); */
        
        if (pwidth)
                *pwidth = width * scale_h;