[nautilus] application: Move is_sandboxed() to allow re-use

[António Fernandes <antoniof src gnome org>]

commit 662a38bb68f6884cb4ca76a3a36430d92ee95317
Author: Corey Berla <corey berla me>
Date:   Fri Jun 10 10:14:43 2022 -0700

    application: Move is_sandboxed() to allow re-use
    
    Move function is_sandboxed() from mime-actions to nautilus-application
    to allow reuse.

 src/nautilus-application.c  | 15 +++++++++++++++
 src/nautilus-application.h  |  1 +
 src/nautilus-mime-actions.c | 19 ++-----------------
 3 files changed, 18 insertions(+), 17 deletions(-)
---
diff --git a/src/nautilus-application.c b/src/nautilus-application.c
index fc5479587..05080733e 100644
--- a/src/nautilus-application.c
+++ b/src/nautilus-application.c
@@ -1520,3 +1520,18 @@ nautilus_application_search (NautilusApplication *self,
     window = open_window (self, location);
     nautilus_window_search (window, query);
 }
+
+gboolean
+nautilus_application_is_sandboxed (void)
+{
+    static gboolean ret;
+
+    static gsize init = 0;
+    if (g_once_init_enter (&init))
+    {
+        ret = g_file_test ("/.flatpak-info", G_FILE_TEST_EXISTS);
+        g_once_init_leave (&init, 1);
+    }
+
+    return ret;
+}
diff --git a/src/nautilus-application.h b/src/nautilus-application.h
index 76d741a50..83cc01252 100644
--- a/src/nautilus-application.h
+++ b/src/nautilus-application.h
@@ -85,4 +85,5 @@ GtkWidget * nautilus_application_connect_server (NautilusApplication *applicatio
 void nautilus_application_search (NautilusApplication *application,
                                   NautilusQuery       *query);
 void nautilus_application_startup_common (NautilusApplication *application);
+gboolean nautilus_application_is_sandboxed (void);
 G_END_DECLS
diff --git a/src/nautilus-mime-actions.c b/src/nautilus-mime-actions.c
index 3ceb0a953..97fca0c2f 100644
--- a/src/nautilus-mime-actions.c
+++ b/src/nautilus-mime-actions.c
@@ -251,21 +251,6 @@ static void activate_callback (GList   *files,
                                gpointer callback_data);
 static void activation_mount_not_mounted (ActivateParameters *parameters);
 
-static gboolean
-is_sandboxed (void)
-{
-    static gboolean ret;
-
-    static gsize init = 0;
-    if (g_once_init_enter (&init))
-    {
-        ret = g_file_test ("/.flatpak-info", G_FILE_TEST_EXISTS);
-        g_once_init_leave (&init, 1);
-    }
-
-    return ret;
-}
-
 static void
 launch_location_free (LaunchLocation *location)
 {
@@ -1567,7 +1552,7 @@ activate_files (ActivateParameters *parameters)
 
     if (parameters->open_in_app_uris != NULL)
     {
-        if (is_sandboxed ())
+        if (nautilus_application_is_sandboxed ())
         {
             num_windows += g_queue_get_length (parameters->open_in_app_uris);
         }
@@ -1703,7 +1688,7 @@ activate_files_internal (ActivateParameters *parameters)
         }
     }
 
-    if (!g_queue_is_empty (parameters->open_in_app_uris) && is_sandboxed ())
+    if (!g_queue_is_empty (parameters->open_in_app_uris) && nautilus_application_is_sandboxed ())
     {
         const char *uri;
         ApplicationLaunchAsyncParameters *async_params;