TreeViewModel.NodeInfo (GWT Javadoc)

All Known Implementing Classes:: TreeViewModel.DefaultNodeInfo

Enclosing interface:: TreeViewModel

public static interface TreeViewModel.NodeInfo<T>

The info needed to create the children of a tree node.

Method Summary

Modifier and Type

Method

Description

Cell<T>

getCell()

Get the Cell used to render the children of this node.

ProvidesKey<T>

getProvidesKey()

Return the key provider for children of this node.

SelectionModel<? super T>

getSelectionModel()

Get the SelectionModel used for the children of this node.

ValueUpdater<T>

getValueUpdater()

Get the value updater associated with the cell.

void

setDataDisplay(HasData<T> display)

Set the display that is listening to this TreeViewModel.NodeInfo.

void

unsetDataDisplay()

Unset the display from the TreeViewModel.NodeInfo.

Method Details
- getCell
  
  Cell<T> getCell()
  
  Get the Cell used to render the children of this node.
  
  Returns:
  
  the Cell
- getProvidesKey
  
  ProvidesKey<T> getProvidesKey()
  
  Return the key provider for children of this node.
  
  Returns:
  
  the ProvidesKey
- getSelectionModel
  
  SelectionModel<? super T> getSelectionModel()
  
  Get the SelectionModel used for the children of this node. To unify selection across all items of the same type, or across the entire tree, return the same instance of SelectionModel from all TreeViewModel.NodeInfo.
  
  Returns:
  
  the SelectionModel
- getValueUpdater
  
  ValueUpdater<T> getValueUpdater()
  
  Get the value updater associated with the cell.
  
  Returns:
  
  the value updater
- setDataDisplay
  
  void setDataDisplay(HasData<T> display)
  
  Set the display that is listening to this TreeViewModel.NodeInfo. The implementation should attach the display to the source of data.
  
  Parameters:
  
  display - the HasData
- unsetDataDisplay
  
  void unsetDataDisplay()
  
  Unset the display from the TreeViewModel.NodeInfo. The implementation should detach the display from the source of data.