[gnome-commander/ConfigurableFileListColumns: 5/26] Create method for getting the file list icon string

[Uwe Scholz <uwescholz src gnome org>]

commit 7bfbd4b43a3de21881bc843c8e5dc30cf8753354
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Fri May 3 22:33:51 2019 +0200

    Create method for getting the file list icon string

 src/gnome-cmd-file-list.cc | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)
---
diff --git a/src/gnome-cmd-file-list.cc b/src/gnome-cmd-file-list.cc
index 7dcd8a82..7db188eb 100644
--- a/src/gnome-cmd-file-list.cc
+++ b/src/gnome-cmd-file-list.cc
@@ -309,13 +309,19 @@ struct FileFormatData
 gchar FileFormatData::empty_string[] = "";
 
 
-FileFormatData::FileFormatData(GnomeCmdFileList *fl, GnomeCmdFile *f, gboolean tree_size)
+static char* GetGnomeCmdFileListIcon(GnomeCmdFile *f)
 {
     // If the user wants a character instead of icon for filetype set it now
     if (gnome_cmd_data.options.layout == GNOME_CMD_LAYOUT_TEXT)
-        text[GnomeCmdFileList::COLUMN_ICON] = (gchar *) f->get_type_string();
+        return (gchar *) f->get_type_string();
     else
-        text[GnomeCmdFileList::COLUMN_ICON] = nullptr;
+        return nullptr;
+}
+
+
+FileFormatData::FileFormatData(GnomeCmdFileList *fl, GnomeCmdFile *f, gboolean tree_size)
+{
+    text[GnomeCmdFileList::COLUMN_ICON] = GetGnomeCmdFileListIcon(f);
 
     // Prepare the strings to show
     gchar *t1 = f->get_path();