Package org.eclipse.jface.viewers

Class TreeViewerEditor

java.lang.Object

org.eclipse.jface.viewers.ColumnViewerEditor

org.eclipse.jface.viewers.TreeViewerEditor

public class TreeViewerEditor
extends ColumnViewerEditor

This is an editor implementation for Tree

Since:

3.3

Field Summary

Fields inherited from class org.eclipse.jface.viewers.ColumnViewerEditor

DEFAULT, KEEP_EDITOR_ON_DOUBLE_CLICK, KEYBOARD_ACTIVATION, TABBING_CYCLE_IN_ROW, TABBING_CYCLE_IN_VIEWER, TABBING_HORIZONTAL, TABBING_MOVE_TO_ROW_NEIGHBOR, TABBING_VERTICAL

Method Summary

Modifier and Type	Method	Description
static void	create(TreeViewer viewer, ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature)	Create a customized editor whose activation process is customized
static void	create(TreeViewer viewer, org.eclipse.jface.viewers.SWTFocusCellManager focusCellManager, ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature)	Create a customized editor with focusable cells
ViewerCell	getFocusCell()
protected void	setEditor(Control w, Item item, int fColumnNumber)	Position the editor inside the control
protected void	setLayoutData(CellEditor.LayoutData layoutData)	set the layout data for the editor
protected void	updateFocusCell(ViewerCell focusCell, ColumnViewerEditorActivationEvent event)

Methods inherited from class org.eclipse.jface.viewers.ColumnViewerEditor

addEditorActivationListener, getViewer, processTraverseEvent, removeEditorActivationListener

Methods inherited from class java.lang.Object

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

Method Details

create

public static void create(TreeViewer viewer,
 org.eclipse.jface.viewers.SWTFocusCellManager focusCellManager,
 ColumnViewerEditorActivationStrategy editorActivationStrategy,
 int feature)

Create a customized editor with focusable cells

Parameters:

viewer - the viewer the editor is created for

focusCellManager - the cell focus manager if one needed else null

editorActivationStrategy - activation strategy to control if an editor activated

feature - bit mask controlling the editor

• ColumnViewerEditor.DEFAULT
• ColumnViewerEditor.TABBING_CYCLE_IN_ROW
• ColumnViewerEditor.TABBING_HORIZONTAL
• ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
• ColumnViewerEditor.TABBING_VERTICAL

See Also:

• create(TreeViewer, ColumnViewerEditorActivationStrategy, int)

create

public static void create(TreeViewer viewer,
 ColumnViewerEditorActivationStrategy editorActivationStrategy,
 int feature)

Create a customized editor whose activation process is customized

Parameters:

viewer - the viewer the editor is created for

editorActivationStrategy - activation strategy to control if an editor activated

feature - bit mask controlling the editor

• ColumnViewerEditor.DEFAULT
• ColumnViewerEditor.TABBING_CYCLE_IN_ROW
• ColumnViewerEditor.TABBING_HORIZONTAL
• ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
• ColumnViewerEditor.TABBING_VERTICAL

setEditor

protected void setEditor(Control w,
 Item item,
 int fColumnNumber)

Description copied from class: ColumnViewerEditor

Position the editor inside the control

Specified by:

setEditor in class ColumnViewerEditor

Parameters:

w - the editor control

item - the item (row) in which the editor is drawn in

fColumnNumber - the column number in which the editor is shown

setLayoutData

protected void setLayoutData(CellEditor.LayoutData layoutData)

Description copied from class: ColumnViewerEditor

set the layout data for the editor

Specified by:

setLayoutData in class ColumnViewerEditor

Parameters:

layoutData - the layout data used when editor is displayed

getFocusCell

public ViewerCell getFocusCell()

Overrides:

getFocusCell in class ColumnViewerEditor

Returns:

the cell currently holding the focus if no cell has the focus or the viewer implementation doesn't support null is returned

updateFocusCell

protected void updateFocusCell(ViewerCell focusCell,
 ColumnViewerEditorActivationEvent event)

Specified by:

updateFocusCell in class ColumnViewerEditor

Parameters:

focusCell - updates the cell with the current input focus

event - the event requesting to update the focusCell