[gthumb] browser: close the dialogs when the window is closed

[Paolo Bacchilega <paobac src gnome org>]

commit 6c6a90c4432d1472e71fd668c7cf0cdf5c05bd8f
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Jan 27 11:00:39 2020 +0100

    browser: close the dialogs when the window is closed

 gthumb/gth-browser.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gthumb/gth-browser.c b/gthumb/gth-browser.c
index 876119e5..9afa367f 100644
--- a/gthumb/gth-browser.c
+++ b/gthumb/gth-browser.c
@@ -5250,6 +5250,8 @@ gth_browser_set_dialog (GthBrowser *browser,
                        const char *dialog_name,
                        GtkWidget  *dialog)
 {
+       if (dialog != NULL)
+               gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE);
        g_hash_table_insert (browser->priv->named_dialogs, (gpointer) dialog_name, dialog);
 }