badwolf: disable back/forward when useless

1 files changed, 12 insertions, 0 deletions

diff --git a/badwolf.c b/badwolf.c
index 29553e1..a00840e 100644
--- a/badwolf.c
+++ b/badwolf.c
@@ -48,6 +48,8 @@ static gboolean WebViewCb_decide_policy(WebKitWebView *web_view,
                                         WebKitPolicyDecision *decision,
                                         WebKitPolicyDecisionType decision_type,
                                         gpointer user_data);
+static void
+WebViewCb_load_changed(WebKitWebView *webView, WebKitLoadEvent load_event, gpointer user_data);
 static void web_contextCb_download_started(WebKitWebContext *web_context,
                                            WebKitDownload *download,
                                            gpointer user_data);
@@ -332,6 +334,15 @@ WebViewCb_decide_policy(WebKitWebView *web_view,
 	return TRUE;
 }
 
+static void
+WebViewCb_load_changed(WebKitWebView *webView, WebKitLoadEvent load_event, gpointer user_data)
+{
+	struct Client *browser = (struct Client *)user_data;
+
+	gtk_widget_set_sensitive(browser->back, webkit_web_view_can_go_back(browser->webView));
+	gtk_widget_set_sensitive(browser->forward, webkit_web_view_can_go_forward(browser->webView));
+}
+
 static char *
 detail_tls_certificate_flags(GTlsCertificateFlags tls_errors)
 {
@@ -753,6 +764,7 @@ new_browser(struct Window *window, const gchar *target_url, WebKitWebView *relat
 	                 "load-failed-with-tls-errors",
 	                 G_CALLBACK(WebViewCb_load_failed_with_tls_errors),
 	                 browser);
+	g_signal_connect(browser->webView, "load-changed", G_CALLBACK(WebViewCb_load_changed), browser);
 
 	/* signals for WebView's WebContext */
 	g_signal_connect(G_OBJECT(web_context),