check updates async

main.qml

@@ -821,6 +821,7 @@ ApplicationWindow {
         //
         walletManager.walletOpened.connect(onWalletOpened);
         walletManager.walletClosed.connect(onWalletClosed);
+        walletManager.checkUpdatesComplete.connect(onWalletCheckUpdatesComplete);
 
         if(typeof daemonManager != "undefined") {
             daemonManager.daemonStarted.connect(onDaemonStarted);
@@ -1341,8 +1342,7 @@ ApplicationWindow {
         Qt.quit();
     }
 
-    function checkUpdates() {
-        var update = walletManager.checkUpdates("monero-gui", "gui")
+    function onWalletCheckUpdatesComplete(update) {
         if (update === "")
             return
         print("Update found: " + update)
@@ -1360,6 +1360,10 @@ ApplicationWindow {
         }
     }
 
+    function checkUpdates() {
+        walletManager.checkUpdatesAsync("monero-gui", "gui")
+    }
+
     Timer {
         id: updatesTimer
         interval: 3600*1000; running: true; repeat: true