Sync editor upon editor change (#448)

* Sync editor upon editor change

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* Define `syncEditor` not in commands

* Implement `_syncEditor` in JupyterCadPanel

* Emit resize event in `trackerPlugin`

* Little cleanup

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

python/jupytercad_core/src/factory.ts

@@ -1,9 +1,9 @@
 import { ConsolePanel, IConsoleTracker } from '@jupyterlab/console';
 import {
   JupyterCadModel,
-  IJupyterCadTracker,
   IJCadWorkerRegistry,
-  IJCadExternalCommandRegistry
+  IJCadExternalCommandRegistry,
+  IJupyterCadTracker
 } from '@jupytercad/schema';
 import { ABCWidgetFactory, DocumentRegistry } from '@jupyterlab/docregistry';
 import { CommandRegistry } from '@lumino/commands';

python/jupytercad_core/src/plugin.ts

@@ -39,6 +39,14 @@ export const trackerPlugin: JupyterFrontEndPlugin<IJupyterCadTracker> = {
     const tracker = new WidgetTracker<JupyterCadWidget>({
       namespace: NAME_SPACE
     });
+    tracker.currentChanged.connect(() => {
+      const currentWidget = tracker.currentWidget;
+
+      if (currentWidget) {
+        const resizeEvent = new Event('resize');
+        window.dispatchEvent(resizeEvent);
+      }
+    });
     console.log('jupytercad:core:tracker is activated!');
     return tracker;
   }