Allow interrupting the kernel more than once (microsoft#11184)

For #10587, #10356

Author: DonJayamanne

news/2 Fixes/10356.md

@@ -0,0 +1 @@
+Cancelling the prompt to restart the kernel should not leave the toolbar buttons disabled.

news/2 Fixes/10587.md

@@ -0,0 +1 @@
+Allow interrupting the kernel more than once.

src/client/datascience/interactive-common/interactiveBase.ts

@@ -381,29 +381,40 @@ export abstract class InteractiveBase extends WebViewHost<IInteractiveWindowMapp
  }
 
  if (this._notebook && !this.restartingKernel) {
- if (await this.shouldAskForRestart()) {
- // Ask the user if they want us to restart or not.
- const message = localize.DataScience.restartKernelMessage();
- const yes = localize.DataScience.restartKernelMessageYes();
- const dontAskAgain = localize.DataScience.restartKernelMessageDontAskAgain();
- const no = localize.DataScience.restartKernelMessageNo();
-
- const v = await this.applicationShell.showInformationMessage(message, yes, dontAskAgain, no);
- if (v === dontAskAgain) {
- await this.disableAskForRestart();
- await this.restartKernelInternal();
- } else if (v === yes) {
+ this.restartingKernel = true;
+ this.startProgress();
+
+ try {
+ if (await this.shouldAskForRestart()) {
+ // Ask the user if they want us to restart or not.
+ const message = localize.DataScience.restartKernelMessage();
+ const yes = localize.DataScience.restartKernelMessageYes();
+ const dontAskAgain = localize.DataScience.restartKernelMessageDontAskAgain();
+ const no = localize.DataScience.restartKernelMessageNo();
+
+ const v = await this.applicationShell.showInformationMessage(message, yes, dontAskAgain, no);
+ if (v === dontAskAgain) {
+ await this.disableAskForRestart();
+ await this.restartKernelInternal();
+ } else if (v === yes) {
+ await this.restartKernelInternal();
+ }
+ } else {
  await this.restartKernelInternal();
  }
- } else {
- await this.restartKernelInternal();
+ } finally {
+ this.restartingKernel = false;
+ this.stopProgress();
  }
  }
  }
 
  @captureTelemetry(Telemetry.Interrupt)
  public async interruptKernel(): Promise<void> {
  if (this._notebook && !this.restartingKernel) {
+ this.restartingKernel = true;
+ this.startProgress();
+
  const status = this.statusProvider.set(
  localize.DataScience.interruptKernelStatus(),
  true,
@@ -412,10 +423,10 @@ export abstract class InteractiveBase extends WebViewHost<IInteractiveWindowMapp
  this
  );
 
- const settings = this.configuration.getSettings(await this.getOwningResource());
- const interruptTimeout = settings.datascience.jupyterInterruptTimeout;
-
  try {
+ const settings = this.configuration.getSettings(await this.getOwningResource());
+ const interruptTimeout = settings.datascience.jupyterInterruptTimeout;
+
  const result = await this._notebook.interruptKernel(interruptTimeout);
  status.dispose();
 
@@ -436,6 +447,9 @@ export abstract class InteractiveBase extends WebViewHost<IInteractiveWindowMapp
  status.dispose();
  traceError(err);
  this.applicationShell.showErrorMessage(err);
+ } finally {
+ this.restartingKernel = false;
+ this.stopProgress();
  }
  }
  }

src/datascience-ui/interactive-common/redux/reducers/kernel.ts

@@ -24,21 +24,13 @@ export namespace Kernel {
  export function restartKernel(arg: CommonReducerArg): IMainState {
  postActionToExtension(arg, InteractiveWindowMessages.RestartKernel);
 
- // Set busy until kernel is restarted
- return {
- ...arg.prevState,
- busy: true
- };
+ return arg.prevState;
  }
 
  export function interruptKernel(arg: CommonReducerArg): IMainState {
  postActionToExtension(arg, InteractiveWindowMessages.Interrupt);
 
- // Set busy until kernel is finished interrupting
- return {
- ...arg.prevState,
- busy: true
- };
+ return arg.prevState;
  }
 
  export function updateStatus(