PerspectiveChooserRenderer (cockpitng 20.05.0-RC3 API)

All Known Implementing Classes:

BreadcrumbPerspectiveChooserRenderer, FlatPerspectiveChooserRenderer
```
public interface PerspectiveChooserRenderer
```
Renderer for possible perspectives on PerspectiveChooserWidgetController's toolbar

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`renderTree(org.zkoss.zk.ui.Component parent, NavigationContext context)`	Renders `PerspectiveChooserWidgetController`'s toolbar
`void`	`updatePerspectiveSelection(org.zkoss.zk.ui.Component parent, NavigationContext context)`	Method informs renderer that selection of perspective has changed from other source then users action on elements rendered by this renderer.

- Method Detail
  - renderTree
```
void renderTree(org.zkoss.zk.ui.Component parent,
                NavigationContext context)
```
    Renders PerspectiveChooserWidgetController's toolbar
    
    Parameters:
    
    parent - toolbar component
    
    context - chooser's context
  - updatePerspectiveSelection
```
void updatePerspectiveSelection(org.zkoss.zk.ui.Component parent,
                                NavigationContext context)
```
    Method informs renderer that selection of perspective has changed from other source then users action on elements rendered by this renderer. Renderer should perform any needed actions so that all elements on PerspectiveChooserWidgetController's toolbar are rendered properly in regards of new selection.
    
    Parameters:
    
    parent - toolbar component
    
    context - chooser's context