IMutableActivityManager (Eclipse Platform API Specification)

All Superinterfaces:

IActivityManager
```
public interface IMutableActivityManager
extends IActivityManager
```
An instance of this interface allows clients to manage activities, as defined by the extension point org.eclipse.ui.activities.
This interface extends IActivityManager by granting the ability to alter the set of currently enabled activities.

This interface is not intended to be extended or implemented by clients.

Since:

3.0

Restriction:

This interface is not intended to be implemented by clients.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`setEnabledActivityIds(Set<String> enabledActivityIds)`	Sets the set of identifiers to enabled activities.

Methods inherited from interface org.eclipse.ui.activities.IActivityManager
addActivityManagerListener, getActivity, getCategory, getDefinedActivityIds, getDefinedCategoryIds, getEnabledActivityIds, getIdentifier, removeActivityManagerListener

- Method Detail
  - setEnabledActivityIds
```
void setEnabledActivityIds(Set<String> enabledActivityIds)
```
    Sets the set of identifiers to enabled activities.
    
    Parameters:
    
    enabledActivityIds - the set of identifiers to enabled activities. This set may be empty, but it must not be null. If this set is not empty, it must only contain instances of String.