Support numerical box for search delay

Author: Jack251970

Flow.Launcher/Resources/Controls/InstalledPluginDisplay.xaml

@@ -91,7 +91,8 @@
                                 Maximum="1000"
                                 Minimum="0"
                                 SpinButtonPlacementMode="Inline"
-                                ToolTip="{DynamicResource searchDelayToolTip}" />
+                                ToolTip="{DynamicResource searchDelayToolTip}"
+                                Value="{Binding PluginSearchDelayTime, Mode=TwoWay}" />
                         </StackPanel>
 
                         <!--  Put OnOffControl after PriorityControl & SearchDelayControl so that it can display correctly  -->

Flow.Launcher/ViewModel/PluginViewModel.cs

@@ -93,13 +93,23 @@ public int Priority
             }
         }
 
-        public int? PluginSearchDelayTime
+        public double PluginSearchDelayTime
         {
-            get => PluginPair.Metadata.SearchDelayTime;
+            get => PluginPair.Metadata.SearchDelayTime == null ?
+                double.NaN :
+                PluginPair.Metadata.SearchDelayTime.Value;
             set
             {
-                PluginPair.Metadata.SearchDelayTime = value;
-                PluginSettingsObject.SearchDelayTime = value;
+                if (double.IsNaN(value))
+                {
+                    PluginPair.Metadata.SearchDelayTime = null;
+                    PluginSettingsObject.SearchDelayTime = null;
+                }
+                else
+                {
+                    PluginPair.Metadata.SearchDelayTime = (int)value;
+                    PluginSettingsObject.SearchDelayTime = (int)value;
+                }
             }
         }