# Class TConditionalEventDefinition OptimaJet.Workflow.BpmnPlugin.Model.TConditionalEventDefinition Namespace: [OptimaJet.Workflow.BpmnPlugin.Model](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/) ```csharp public class TConditionalEventDefinition : TEventDefinition ``` ## Type Hierarchy - [TBaseElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TBaseElement/) - [TRootElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TRootElement/) - [TEventDefinition](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TEventDefinition/) - TConditionalEventDefinition Current type ## Properties `public TExpression Condition { get; set; }` [Previous TComplexGateway](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TComplexGateway/) [Next TConversation](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TConversation/)