[recipes] Only show the dialog once

[Matthias Clasen <matthiasc src gnome org>]

commit 1d6f5cb825c4a18ad5fdf708c6f64c1e35428bdc
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jul 15 16:08:29 2017 -0400

    Only show the dialog once
    
    Only show it when the main window is first created.

 src/gr-app.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/gr-app.c b/src/gr-app.c
index a266cba..830b7eb 100644
--- a/src/gr-app.c
+++ b/src/gr-app.c
@@ -63,13 +63,18 @@ static void
 gr_app_activate (GApplication *app)
 {
         GtkWindow *win;
+        gboolean new_window = FALSE;
 
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (!win)
+        if (!win) {
                 win = GTK_WINDOW (gr_window_new (GR_APP (app)));
+                new_window = TRUE;
+        }
+
         gtk_window_present (win);
 
-        gr_window_show_surprise (GR_WINDOW (win));
+        if (new_window)
+                gr_window_show_surprise (GR_WINDOW (win));
 }
 
 static void