```
public class HopPerspectiveManager
extends Object
```
This class helps the perspective plugins to keep track of their visualisation. The main principle is that a perspective has it's own composite and draws on it. It's shown or not depending on what is selected.

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addPerspective(IHopPerspective perspective)`
`void`	`addPerspectiveListener(IHopPerspectiveListener listener)`
`IHopFileType`	`findFileTypeHandler(IHasFilename fileMetadata)`	Loop over all perspectives and see if any one of them recognises the object
`IHopPerspective`	`findPerspective(Class<? extends IHopPerspective> perspectiveClass)`
`IHopPerspective`	`getComposite(Class<? extends IHopPerspective> perspectiveClass)`
`List<IHopPerspective>`	`getPerspectives()`	Get a copy of all the handled/registered perspectives
`void`	`notifyPerspectiveActiviated(IHopPerspective perspective)`
`void`	`removePerspectiveListener(IHopPerspectiveListener listener)`
`void`	`showNextPerspective(IHopPerspective currentPerspective)`
`void`	`showPerspective(Class<? extends IHopPerspective> perspectiveClass)`
`void`	`showPreviousPerspective(IHopPerspective currentPerspective)`

public HopPerspectiveManager(HopGui hopGui)

public void addPerspective(IHopPerspective perspective)

public IHopPerspective getComposite(Class<? extends IHopPerspective> perspectiveClass)

public void showPerspective(Class<? extends IHopPerspective> perspectiveClass)

public IHopPerspective findPerspective(Class<? extends IHopPerspective> perspectiveClass)

public void addPerspectiveListener(IHopPerspectiveListener listener)

public void removePerspectiveListener(IHopPerspectiveListener listener)

public void notifyPerspectiveActiviated(IHopPerspective perspective)

public void showPreviousPerspective(IHopPerspective currentPerspective)

public void showNextPerspective(IHopPerspective currentPerspective)

Class HopPerspectiveManager