Package org.eclipse.jface.viewers

Class TreeViewerFocusCellManager

java.lang.Object

org.eclipse.jface.viewers.TreeViewerFocusCellManager

public class TreeViewerFocusCellManager
extends Object

This class is responsible to provide the concept of cells for Tree. This concept is needed to provide features like editor activation with the keyboard

Since:

3.3

Constructor Summary

Constructors

Constructor	Description
TreeViewerFocusCellManager(TreeViewer viewer, FocusCellHighlighter focusDrawingDelegate)	Create a new manager using a default navigation strategy: SWT.ARROW_UP: navigate to cell above SWT.ARROW_DOWN: navigate to cell below SWT.ARROW_RIGHT: on first column (collapses if item is expanded) else navigate to next visible cell on the right SWT.ARROW_LEFT: on first column (expands if item is collapsed) else navigate to next visible cell on the left
TreeViewerFocusCellManager(TreeViewer viewer, FocusCellHighlighter focusDrawingDelegate, CellNavigationStrategy navigationStrategy)	Create a new manager with a custom navigation strategy

Method Summary

Modifier and Type	Method	Description
ViewerCell	getFocusCell()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TreeViewerFocusCellManager

public TreeViewerFocusCellManager(TreeViewer viewer,
                                  FocusCellHighlighter focusDrawingDelegate)

Create a new manager using a default navigation strategy:

• SWT.ARROW_UP: navigate to cell above
• SWT.ARROW_DOWN: navigate to cell below
• SWT.ARROW_RIGHT: on first column (collapses if item is expanded) else navigate to next visible cell on the right
• SWT.ARROW_LEFT: on first column (expands if item is collapsed) else navigate to next visible cell on the left

Parameters:

viewer - the viewer the manager is bound to

focusDrawingDelegate - the delegate responsible to highlight selected cell

TreeViewerFocusCellManager

public TreeViewerFocusCellManager(TreeViewer viewer,
                                  FocusCellHighlighter focusDrawingDelegate,
                                  CellNavigationStrategy navigationStrategy)

Create a new manager with a custom navigation strategy

Parameters:

viewer - the viewer the manager is bound to

focusDrawingDelegate - the delegate responsible to highlight selected cell

navigationStrategy - the strategy used to navigate the cells

Since:

3.4

Method Detail

getFocusCell

public ViewerCell getFocusCell()

Returns:

the cell with the focus