src/vs/workbench/contrib/notebook/browser/contrib/find/notebookFindReplaceWidget.ts/NotebookFindFilterActionViewItem/getActions
class NotebookFindFilterActionViewItem:	private getActions(): IAction[] {
		const markdownInput: IAction = {
			checked: this.filters.markupInput,
			class: undefined,
			enabled: !this.filters.markupPreview,
			id: 'findInMarkdownInput',
			label: NOTEBOOK_FIND_IN_MARKUP_INPUT,
			run: async () => {
				this.filters.markupInput = !this.filters.markupInput;
			},
			tooltip: '',
			dispose: () => null
		};

		const markdownPreview: IAction = {
			checked: this.filters.markupPreview,
			class: undefined,
			enabled: true,
			id: 'findInMarkdownInput',
			label: NOTEBOOK_FIND_IN_MARKUP_PREVIEW,
			run: async () => {
				this.filters.markupPreview = !this.filters.markupPreview;
			},
			tooltip: '',
			dispose: () => null
		};

		const codeInput: IAction = {
			checked: this.filters.codeInput,
			class: undefined,
			enabled: true,
			id: 'findInCodeInput',
			label: NOTEBOOK_FIND_IN_CODE_INPUT,
			run: async () => {
				this.filters.codeInput = !this.filters.codeInput;
			},
			tooltip: '',
			dispose: () => null
		};

		const codeOutput = {
			checked: this.filters.codeOutput,
			class: undefined,
			enabled: true,
			id: 'findInCodeOutput',
			label: NOTEBOOK_FIND_IN_CODE_OUTPUT,
			run: async () => {
				this.filters.codeOutput = !this.filters.codeOutput;
			},
			tooltip: '',
			dispose: () => null
		};

		if (isSafari) {
			return [
				markdownInput,
				codeInput
			];
		} else {
			return [
				markdownInput,
				markdownPreview,
				new Separator(),
				codeInput,
				codeOutput,
			];
		}

	}