[gedit] file chooser: get back the line ending change on saving

[Ignacio Casal Quinteiro <icq src gnome org>]

commit c445571bd940294ca68f1605b8c57d4d48c56001
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue Nov 4 12:18:19 2014 +0100

    file chooser: get back the line ending change on saving
    
    This was removed by mistake on the refactoring.

 gedit/gedit-file-chooser-dialog-gtk.c |   46 +++++++++++++++++++++++++++++++++
 1 files changed, 46 insertions(+), 0 deletions(-)
---
diff --git a/gedit/gedit-file-chooser-dialog-gtk.c b/gedit/gedit-file-chooser-dialog-gtk.c
index ec58b09..4386462 100644
--- a/gedit/gedit-file-chooser-dialog-gtk.c
+++ b/gedit/gedit-file-chooser-dialog-gtk.c
@@ -330,6 +330,15 @@ create_option_menu (GeditFileChooserDialogGtk *dialog,
 }
 
 static void
+update_newline_visibility (GeditFileChooserDialogGtk *dialog)
+{
+       gboolean visible = gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)) == 
GTK_FILE_CHOOSER_ACTION_SAVE;
+
+       gtk_widget_set_visible (dialog->priv->newline_label, visible);
+       gtk_widget_set_visible (dialog->priv->newline_combo, visible);
+}
+
+static void
 newline_combo_append (GtkComboBox          *combo,
                      GtkListStore         *store,
                      GtkTreeIter          *iter,
@@ -404,6 +413,8 @@ create_newline_combo (GeditFileChooserDialogGtk *dialog)
        dialog->priv->newline_combo = combo;
        dialog->priv->newline_label = label;
        dialog->priv->newline_store = store;
+
+       update_newline_visibility (dialog);
 }
 
 static void
@@ -440,6 +451,36 @@ create_extra_widget (GeditFileChooserDialogGtk *dialog,
 }
 
 static void
+action_changed (GeditFileChooserDialogGtk *dialog,
+               GParamSpec                *pspec,
+               gpointer                   data)
+{
+       GtkFileChooserAction action;
+
+       action = gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog));
+
+       switch (action)
+       {
+               case GTK_FILE_CHOOSER_ACTION_OPEN:
+                       g_object_set (dialog->priv->option_menu,
+                                     "save_mode", FALSE,
+                                     NULL);
+                       gtk_widget_show (dialog->priv->option_menu);
+                       break;
+               case GTK_FILE_CHOOSER_ACTION_SAVE:
+                       g_object_set (dialog->priv->option_menu,
+                                     "save_mode", TRUE,
+                                     NULL);
+                       gtk_widget_show (dialog->priv->option_menu);
+                       break;
+               default:
+                       gtk_widget_hide (dialog->priv->option_menu);
+       }
+
+       update_newline_visibility (dialog);
+}
+
+static void
 filter_changed (GeditFileChooserDialogGtk *dialog,
                GParamSpec             *pspec,
                gpointer                data)
@@ -587,6 +628,11 @@ gedit_file_chooser_dialog_gtk_create (const gchar             *title,
 
        create_extra_widget (GEDIT_FILE_CHOOSER_DIALOG_GTK (result), flags);
 
+       g_signal_connect (result,
+                         "notify::action",
+                         G_CALLBACK (action_changed),
+                         NULL);
+
        if (encoding != NULL)
        {
                gedit_encodings_combo_box_set_selected_encoding (