src/vs/workbench/browser/codeeditor.ts/OpenWorkspaceButtonContribution/createOpenWorkspaceWidgetRenderer
class OpenWorkspaceButtonContribution:	private createOpenWorkspaceWidgetRenderer(): void {
		if (!this.openWorkspaceButton) {
			this.openWorkspaceButton = this.instantiationService.createInstance(FloatingClickWidget, this.editor, localize('openWorkspace', "Open Workspace"), null);
			this._register(this.openWorkspaceButton.onClick(() => {
				const model = this.editor.getModel();
				if (model) {
					this.hostService.openWindow([{ workspaceUri: model.uri }]);
				}
			}));

			this.openWorkspaceButton.render();
		}
	}