From 3bf9a3833a262eea65502350ba57526ac497b3c5 Mon Sep 17 00:00:00 2001
From: Divyansh Srivastava <somm14divi@gmail.com>
Date: Thu, 16 Jul 2020 16:23:01 -0700
Subject: [PATCH] Fix for result on empty query (#4927)

* Updated last query before clearing results

* Cancel last query expicitly
---
 src/modules/launcher/Wox/ViewModel/MainViewModel.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/modules/launcher/Wox/ViewModel/MainViewModel.cs b/src/modules/launcher/Wox/ViewModel/MainViewModel.cs
index 571c375161..ae0b47e231 100644
--- a/src/modules/launcher/Wox/ViewModel/MainViewModel.cs
+++ b/src/modules/launcher/Wox/ViewModel/MainViewModel.cs
@@ -28,6 +28,7 @@ namespace Wox.ViewModel
 
         private bool _isQueryRunning;
         private Query _lastQuery;
+        private static Query _emptyQuery = new Query();
         private static bool _disposed;
         private string _queryTextBeforeLeaveResults;
 
@@ -55,7 +56,7 @@ namespace Wox.ViewModel
             _hotkeyManager = new HotkeyManager();
             _saved = false;
             _queryTextBeforeLeaveResults = "";
-            _lastQuery = new Query();
+            _lastQuery = _emptyQuery;
             _disposed = false;
 
             _settings = settings;
@@ -487,6 +488,8 @@ namespace Wox.ViewModel
             }
             else
             {
+                _updateSource?.Cancel();
+                _lastQuery = _emptyQuery;
                 Results.SelectedItem = null;
                 Results.Clear();                
                 Results.Visibility = Visibility.Collapsed;