Disable source switcher during walkthrough

Closes #4401 -- fixed as proposed in the issue's comments
openstreetmap · Oct 6, 2017 · 7586f7e · 7586f7e
1 parent dd40dd5
commit 7586f7e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/modules/ui/source_switch.js b/modules/ui/source_switch.js
@@ -13,6 +13,7 @@ export function uiSourceSwitch(context) {
 
     function click() {
         d3_event.preventDefault();
+        if (context.inIntro()) return;
 
         if (context.history().hasChanges() &&
             !window.confirm(t('source_switch.lose_changes'))) return;