[gthumb] call the gth-browser-file-list-key-press hook only if the list widget is realized

[Paolo Bacchilega <paobac src gnome org>]

commit d9a2ae4f1bc35fb352ba06995e26f054777acca3
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Feb 19 15:07:51 2012 +0100

    call the gth-browser-file-list-key-press hook only if the list widget is realized

 gthumb/gth-browser.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/gthumb/gth-browser.c b/gthumb/gth-browser.c
index 2d1636e..13f4191 100644
--- a/gthumb/gth-browser.c
+++ b/gthumb/gth-browser.c
@@ -5121,7 +5121,10 @@ gth_browser_viewer_key_press_cb (GthBrowser  *browser,
 		}
 	}
 
-	return gth_hook_invoke_get ("gth-browser-file-list-key-press", browser, event) != NULL;
+	if (gtk_widget_get_realized (browser->priv->file_list))
+		return gth_hook_invoke_get ("gth-browser-file-list-key-press", browser, event) != NULL;
+	else
+		return FALSE;
 }