| Interface | Description | 
|---|---|
| IMultipleModelElementAction | 
 Actions should implement this interface, so correct element provider is set when action used in browser and diagram. 
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| ISingleModelElementAction | 
 Base class for actions to work with one model element. 
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| Class | Description | 
|---|---|
| MultipleModelElementAction | 
 Base class for actions to work with multiple model elements. 
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| SingleModelElementAction | 
 Base class for actions to work with one model element selection. 
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