plugin_framework, support log callback

Signed-off-by: fufesou <shuanglongchen@yeah.net>

flutter/lib/desktop/pages/desktop_setting_page.dart

@@ -1466,7 +1466,11 @@ class PluginCardState extends State<PluginCard> {
     final children = [
       _Button(
         'Reload',
-        () => bind.pluginReload(id: widget.pluginId),
+        () async {
+          clearPlugin(widget.pluginId);
+          await bind.pluginReload(id: widget.pluginId);
+          setState(() {});
+        },
       ),
       _Checkbox(
         label: 'Enable',
@@ -1476,6 +1480,7 @@ class PluginCardState extends State<PluginCard> {
             clearPlugin(widget.pluginId);
           }
           await bind.pluginIdEnable(id: widget.pluginId, v: v);
+          setState(() {});
         },
       ),
     ];

flutter/lib/plugin/model.dart

@@ -51,6 +51,11 @@ class LocationModel with ChangeNotifier {
     notifyListeners();
   }
 
+  void remove(PluginId id) {
+    pluginModels.remove(id);
+    notifyListeners();
+  }
+
   bool get isEmpty => pluginModels.isEmpty;
 }
 
@@ -68,7 +73,7 @@ PluginModel? getPluginModel(String location, PluginId id) =>
 
 void clearPlugin(PluginId pluginId) {
   for (var element in _locationModels.values) {
-    element.pluginModels.remove(pluginId);
+    element.remove(pluginId);
   }
 }