Embed full state on initial render

Author: philippjfr

ipywidgets_bokeh/src/manager.ts

@@ -155,6 +155,7 @@ export class WidgetManager extends HTMLManager {
 
     try {
       const models = await this.set_state(state)
+      await this.set_state({...state, state: state.full_state as any})
       for (const model of models) {
         if (this._model_objs.has(model.model_id))
           continue

ipywidgets_bokeh/widget.py

@@ -35,6 +35,7 @@ class IPyWidget(LayoutDOM):
     def __init__(self, *, widget: Widget, **kwargs):
         super().__init__(**kwargs)
         spec = widget.get_view_spec()
-        state = Widget.get_manager_state(widgets=[])
+        state = Widget.get_manager_state(widgets=[widget])
+        state["full_state"] = state["state"]
         state["state"] = embed.dependency_state([widget], drop_defaults=True)
         self.bundle = dict(spec=spec, state=state)