[Xfce4-commits] <xfce4-weather-plugin:master> Add common function to format double to ascii string.

[Harald Judt]

Updating branch refs/heads/master
         to 751224afa3fd3be27c56d37c13c76af42100bcd4 (commit)
       from 5e2b39acadfa4f23388d942346cc0b86e7056d7d (commit)

commit 751224afa3fd3be27c56d37c13c76af42100bcd4
Author: Harald Judt <h.judt at gmx.at>
Date:   Fri Dec 21 11:11:28 2012 +0100

    Add common function to format double to ascii string.

 panel-plugin/weather-data.c |   14 +++++++++++++-
 panel-plugin/weather-data.h |    3 +++
 2 files changed, 16 insertions(+), 1 deletions(-)

diff --git a/panel-plugin/weather-data.c b/panel-plugin/weather-data.c
index fb31f35..4c930ee 100644
--- a/panel-plugin/weather-data.c
+++ b/panel-plugin/weather-data.c
@@ -93,7 +93,7 @@ typedef struct {
 /* convert string to a double value, returning backup value on error */
 gdouble
 string_to_double(const gchar *str,
-                 gdouble backup)
+                 const gdouble backup)
 {
     gdouble d = backup;
     if (str && strlen(str) > 0)
@@ -102,6 +102,18 @@ string_to_double(const gchar *str,
 }
 
 
+/* convert double to string, using non-local format */
+gchar *
+double_to_string(const gdouble val,
+                 const gchar *format)
+{
+    gchar buf[20];
+    return g_strdup(g_ascii_formatd(buf, 20,
+                                    format ? format : "%.1f",
+                                    val));
+}
+
+
 gchar *
 format_date(const time_t date_t,
             gchar *format,
diff --git a/panel-plugin/weather-data.h b/panel-plugin/weather-data.h
index d0115b8..03be37c 100644
--- a/panel-plugin/weather-data.h
+++ b/panel-plugin/weather-data.h
@@ -90,6 +90,9 @@ typedef struct {
 gdouble string_to_double(const gchar *str,
                          gdouble backup);
 
+gchar *double_to_string(gdouble val,
+                        const gchar *format);
+
 gchar *format_date(const time_t t,
                    gchar *format,
                    gboolean local);