From 055a10493cb5fc033d6c77bdca85b36c48d773b5 Mon Sep 17 00:00:00 2001
From: raveit65 <mate@raveit.de>
Date: Sun, 23 Jul 2017 13:38:28 +0200
Subject: math-window: don't use deprecated gtk_show_uri

---
 src/math-window.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/math-window.c b/src/math-window.c
index 3cde97e..8aef77b 100644
--- a/src/math-window.c
+++ b/src/math-window.c
@@ -198,11 +198,20 @@ static void redo_cb(GtkWidget *widget, MathWindow *window)
 
 static void help_cb(GtkWidget *widget, MathWindow *window)
 {
+#if GTK_CHECK_VERSION (3, 22, 0)
+    GError *error = NULL;
+
+    gtk_show_uri_on_window(GTK_WINDOW(window),
+                           "help:mate-calc",
+                           gtk_get_current_event_time(),
+                           &error);
+#else
     GdkScreen  *screen;
     GError *error = NULL;
 
     screen = gtk_widget_get_screen(GTK_WIDGET(window));
     gtk_show_uri(screen, "help:mate-calc", gtk_get_current_event_time(), &error);
+#endif
 
     if (error != NULL)
     {
-- 
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