[gtranslator: 1/2] Add a save-changes dialog for open button

[Daniel Garcia Moreno <danigm src gnome org>]

commit 32da8132a4e6832945435fb4dbb62deb6950f9b9
Author: Priyanka Saggu <priyankasggu11929 gmail com>
Date:   Sun Oct 6 03:42:38 2019 +0530

    Add a save-changes dialog for open button

 src/gtr-actions-file.c | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)
---
diff --git a/src/gtr-actions-file.c b/src/gtr-actions-file.c
index d58efc18..12b12440 100644
--- a/src/gtr-actions-file.c
+++ b/src/gtr-actions-file.c
@@ -46,7 +46,7 @@
 #define GTR_IS_CLOSING_ALL "gtr-is-closing-all"
 
 static void load_file_list (GtrWindow * window, const GSList * uris);
-
+static GList * get_modified_documents (GtrWindow * window);
 
 /*
  * The main file opening function. Checks that the file isn't already open,
@@ -189,6 +189,30 @@ void
 gtr_open_file_dialog (GtkAction * action, GtrWindow * window)
 {
   GtkWidget *dialog = NULL;
+  GList *list;
+
+  list = get_modified_documents (window);
+  if (list != NULL)
+    {
+      GtkWidget *dialog;
+      gint res;
+
+      dialog = gtk_message_dialog_new (GTK_WINDOW (window),
+            GTK_DIALOG_DESTROY_WITH_PARENT,
+            GTK_MESSAGE_QUESTION,
+            GTK_BUTTONS_YES_NO,
+            _("Do you want to save the changes?"));
+      gtk_window_set_title (GTK_WINDOW (dialog), _("Warning"));
+      g_list_free (list);
+      res = gtk_dialog_run (GTK_DIALOG (dialog));
+      gtk_widget_destroy (dialog);
+
+      if (res == GTK_RESPONSE_YES)
+      {
+        gtr_save_file_as_dialog ((GtkAction*) action, window);
+        return;
+      }
+    }
 
   if (dialog != NULL)
     {
@@ -783,3 +807,4 @@ _gtr_actions_file_save_all (GtkAction * action, GtrWindow * window)
 
   g_list_free (list);
 }
+