ElementSelectionManager (jmad-gui API)

All Superinterfaces:

GenericObservableManager<ElementSelectionManagerListener>

All Known Implementing Classes:

ElementSelectionManagerImpl
```
public interface ElementSelectionManager
extends GenericObservableManager<ElementSelectionManagerListener>
```
Keeps track of all actually selected elements of a model. Each gui element which wants to change the selected elements can do this with the provide methods. Elements which want to get notified on changes can add a listener to this class.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`cern.accsoft.steering.jmad.domain.elem.Element`	`getSelectedElement()`	Returns the element which was last selected.
`java.util.List<cern.accsoft.steering.jmad.domain.elem.Element>`	`getSelectedElements()`	returns all the selected elements in the order as they appear in the sequence.
`void`	`setSelectedElements(java.util.List<cern.accsoft.steering.jmad.domain.elem.Element> selectedElements, cern.accsoft.steering.jmad.domain.elem.Element mostRecentlySelectedElement)`	Sets the given elements as the actually selected ones

Methods inherited from interface cern.accsoft.steering.jmad.gui.manage.GenericObservableManager
addListener, removeListener

- Method Detail
  - getSelectedElements
```
java.util.List<cern.accsoft.steering.jmad.domain.elem.Element> getSelectedElements()
```
    returns all the selected elements in the order as they appear in the sequence. The order is independent of the time when selecting the individual elements.
    
    Returns:
    
    all the actually selected elements
  - getSelectedElement
```
cern.accsoft.steering.jmad.domain.elem.Element getSelectedElement()
```
    Returns the element which was last selected.
    
    Returns:
    
    the most recently selected element
  - setSelectedElements
```
void setSelectedElements(java.util.List<cern.accsoft.steering.jmad.domain.elem.Element> selectedElements,
                         cern.accsoft.steering.jmad.domain.elem.Element mostRecentlySelectedElement)
```
    Sets the given elements as the actually selected ones
    
    Parameters:
    
    selectedElements - all the selected elements (migth be an empty list)
    
    mostRecentlySelectedElement - the element which was most recently selected. might be null