# SCHConstant class

*No description yet.*

```csharp
public class SCHConstant
```

**Namespace:** SCH · **Assembly:** Altium.SDK

## Constructors

```csharp
public SCHConstant();
```

## Fields

| Name | Type | Value |
| --- | --- | --- |
| `SCHMNullMessage` | `int` | 0 |
| `SCHMPrimitiveRegistration` | `int` | 1 |
| `SCHMBeginModify` | `int` | 2 |
| `SCHMEndModify` | `int` | 3 |
| `SCHMYieldToRobots` | `int` | 4 |
| `SCHMCancelModify` | `int` | 5 |
| `SCHMCreate` | `int` | 6 |
| `SCHMDestroy` | `int` | 7 |
| `SCHMProcessStart` | `int` | 8 |
| `SCHMProcessEnd` | `int` | 9 |
| `SCHMProcessCancel` | `int` | 10 |
| `SCHMCycleEnd` | `int` | 11 |
| `SCHMCycleStart` | `int` | 12 |
| `SCHMSystemInvalid` | `int` | 13 |
| `SCHMSystemValid` | `int` | 14 |

## Properties

| Property | Type | Access | Description |
| --- | --- | --- | --- |
| [BroadCast](#broadcast) | `object` | static get; set |  |
| [FromSystem](#fromsystem) | `object` | static get; set |  |
| [NoEventData](#noeventdata) | `object` | static get; set |  |

### BroadCast

*No description yet.*

```csharp
static object BroadCast { get; set; }
```

**Type:** `object` · **Access:** read/write

### FromSystem

*No description yet.*

```csharp
static object FromSystem { get; set; }
```

**Type:** `object` · **Access:** read/write

### NoEventData

*No description yet.*

```csharp
static object NoEventData { get; set; }
```

**Type:** `object` · **Access:** read/write