1 files changed, 41 insertions, 2 deletions
diff --git a/src/util.cpp b/src/util.cpp
index ac4405f..8e2f7f4 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -305,6 +305,31 @@ static double get_relative_time(void)
 return (tv.tv_sec - start_time) + 1e-6 * tv.tv_usec;
 }
 
+static
+guint64 get_size_from_column(GtkTreeModel* model, GtkTreeIter* first,
+ const guint index)
+{
+ GValue value = { 0 };
+ gtk_tree_model_get_value(model, first, index, &value);
+
+ guint64 size;
+ switch (G_VALUE_TYPE(&value)) {
+ case G_TYPE_UINT:
+ size = g_value_get_uint(&value);
+ break;
+ case G_TYPE_ULONG:
+ size = g_value_get_ulong(&value);
+ break;
+ case G_TYPE_UINT64:
+ size = g_value_get_uint64(&value);
+ break;
+ default:
+ g_assert_not_reached();
+ }
+
+ g_value_unset(&value);
+ return size;
+}
 
 void
 procman_debug_real(const char *file, int line, const char *func,
@@ -517,6 +542,22 @@ namespace procman
 return result;
 }
 
+ gint number_compare_func(GtkTreeModel* model, GtkTreeIter* first,
+ GtkTreeIter* second, gpointer user_data)
+ {
+ const guint index = GPOINTER_TO_UINT(user_data);
+
+ guint64 size1, size2;
+ size1 = get_size_from_column(model, first, index);
+ size2 = get_size_from_column(model, second, index);
+
+ if ( size2 > size1 )
+ return 1;
+ else if ( size2 < size1 )
+ return -1;
+ return 0;
+ }
+
 template<>
 void tree_store_update<const char>(GtkTreeModel* model, GtkTreeIter* iter, int column, const char* new_value)
 {
@@ -531,8 +572,6 @@ namespace procman
 }
 
 
-
-
 std::string format_rate(guint64 rate, guint64 max_rate, bool want_bits)
 {
 char* bytes = procman::format_size(rate, max_rate, want_bits);