add hotkey and interface listeners logic

Flow.Launcher.Core/Plugin/PluginManager.cs

@@ -26,7 +26,6 @@ namespace Flow.Launcher.Core.Plugin
 
         public static IPublicAPI API { private set; get; }
 
-        // todo happlebao, this should not be public, the indicator function should be embeded 
         public static PluginsSettings Settings;
         private static List<PluginMetadata> _metadatas;
 
@@ -181,9 +180,14 @@ namespace Flow.Launcher.Core.Plugin
 
         public static async Task PublishPathSelectedFromResult(string selectedPath, string hotkey)
         {
-            await Task.WhenAll(AllPlugins.Select(plugin => plugin.Plugin switch
+            await Task.WhenAll(AllPlugins.Select(pluginPair => pluginPair.Plugin switch
             {
-                IPathSelected p => p.PathSelected(selectedPath, hotkey),
+                IPathSelected p
+                    when pluginPair
+                            .Metadata
+                            .Listeners
+                            .Any(x => x.ContainsKey(hotkey) && x.ContainsValue("IPathSelected"))
+                  => p.PathSelected(selectedPath, hotkey),
                 _ => Task.CompletedTask,
             }));
         }

Flow.Launcher.Plugin/PluginMetadata.cs

@@ -35,8 +35,10 @@ namespace Flow.Launcher.Plugin
 
         public List<string> ActionKeywords { get; set; }
 
+        public List<Dictionary<string, string>> Listeners { get; set;}
+
         public string IcoPath { get; set;}
-        
+
         public override string ToString()
         {
             return Name;

Plugins/Flow.Launcher.Plugin.Explorer/plugin.json

@@ -7,6 +7,7 @@
     "*",
     "*"
   ],
+  "Listeners": [{"f1": "IPathSelected"}],
   "Name": "Explorer",
   "Description": "Search and manage files and folders. Explorer utilises Windows Index Search",
   "Author": "Jeremy Wu",