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 # Interface ModelCenter::ITradeStudyEvents

 Last update: 16.07.2025 

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**Definition**: `ModelCenter/src/ModelCenter.odl` (line 4956)

Event functions that ModelCenter can send.

## Members

- [EndToolRun](interfaceModelCenter_1_1ITradeStudyEvents.md#interfaceModelCenter_1_1ITradeStudyEvents_1a2fd4f50429de83a6469ff4146c2202eb)
- [ModelXMLExtensionsChanged](interfaceModelCenter_1_1ITradeStudyEvents.md#interfaceModelCenter_1_1ITradeStudyEvents_1a09c0d68be95fb162874e4da3d0965749)
- [StartToolRun](interfaceModelCenter_1_1ITradeStudyEvents.md#interfaceModelCenter_1_1ITradeStudyEvents_1a4bd376f4406023fdb8c562c3e530e32c)
- [ToolClosed](interfaceModelCenter_1_1ITradeStudyEvents.md#interfaceModelCenter_1_1ITradeStudyEvents_1aceebb769e27511c9b87462b8fa9ef16f)

## Public functions

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### Function StartToolRun

![](https://img.shields.io/badge/-public-brightgreen "public")

```
void ModelCenter::ITradeStudyEvents::StartToolRun()

```

Function that is called when a trade study has started its run.

**Return type**: void

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### Function EndToolRun

![](https://img.shields.io/badge/-public-brightgreen "public")

```
void ModelCenter::ITradeStudyEvents::EndToolRun()

```

Function that is called when a trade study has finished running.

**Return type**: void

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### Function ToolClosed

![](https://img.shields.io/badge/-public-brightgreen "public")

```
void ModelCenter::ITradeStudyEvents::ToolClosed(BSTR type)

```

Function that is called when a trade study has closed. **Parameters**:

- **type**: the trade study type that was closed.

**Parameters**:

- BSTR **type**

**Return type**: void

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### Function ModelXMLExtensionsChanged

![](https://img.shields.io/badge/-public-brightgreen "public")

```
void ModelCenter::ITradeStudyEvents::ModelXMLExtensionsChanged()

```

This event is raised whenever the XML extensions for the main model are changed. This may indicate that a trade study tool has saved its favorites.

**Return type**: void