Package org.eclipse.jface.viewers
Class TreeViewerFocusCellManager
java.lang.Object
org.eclipse.jface.viewers.TreeViewerFocusCellManager
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
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Constructor Summary
ConstructorDescriptionTreeViewerFocusCellManager
(TreeViewer viewer, FocusCellHighlighter focusDrawingDelegate) Create a new manager using a default navigation strategy:SWT.ARROW_UP
: navigate to cell aboveSWT.ARROW_DOWN
: navigate to cell belowSWT.ARROW_RIGHT
: on first column (collapses if item is expanded) else navigate to next visible cell on the rightSWT.ARROW_LEFT
: on first column (expands if item is collapsed) else navigate to next visible cell on the leftTreeViewerFocusCellManager
(TreeViewer viewer, FocusCellHighlighter focusDrawingDelegate, CellNavigationStrategy navigationStrategy) Create a new manager with a custom navigation strategy -
Method Summary
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Constructor Details
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TreeViewerFocusCellManager
Create a new manager using a default navigation strategy:SWT.ARROW_UP
: navigate to cell aboveSWT.ARROW_DOWN
: navigate to cell belowSWT.ARROW_RIGHT
: on first column (collapses if item is expanded) else navigate to next visible cell on the rightSWT.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 tofocusDrawingDelegate
- the delegate responsible to highlight selected cell
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Method Details
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getFocusCell
- Returns:
- the cell with the focus
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