org.eclipse.jface.viewers
Class ComboBoxCellEditor

java.lang.Object
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  +--org.eclipse.jface.viewers.CellEditor
        |
        +--org.eclipse.jface.viewers.ComboBoxCellEditor

public class ComboBoxCellEditor

extends CellEditor

A cell editor that presents a list of items in a combo box. The cell editor's value is the zero-based index of the selected item.

This class may be instantiated; it is not intended to be subclassed.

Nested Class Summary

Nested classes inherited from class org.eclipse.jface.viewers.CellEditor

CellEditor.LayoutData

Field Summary

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

COPY, CUT, DELETE, FIND, PASTE, REDO, SELECT_ALL, UNDO

Constructor Summary

ComboBoxCellEditor(Composite parent, String[] items)
Creates a new cell editor with a combo containing the given list of choices and parented under the given control.

Method Summary

protected Control	createControl(Composite parent) Creates the control for this cell editor under the given parent control.
protected Object	doGetValue() The ComboBoxCellEditor implementation of this CellEditor framework method returns the zero-based index of the current selection.
protected void	doSetFocus() Sets the focus to the cell editor's control.
protected void	doSetValue(Object value) The ComboBoxCellEditor implementation of this CellEditor framework method accepts a zero-based index of a selection.
CellEditor.LayoutData	getLayoutData() The ComboBoxCellEditor implementation of this CellEditor framework method sets the minimum width of the cell to 30 pixels to make sure the arrow button is visible even when the list contains long strings.

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

activate, addListener, addPropertyChangeListener, deactivate, dispose, fireApplyEditorValue, fireCancelEditor, fireEditorValueChanged, fireEnablementChanged, getControl, getErrorMessage, getValidator, getValue, isActivated, isCopyEnabled, isCorrect, isCutEnabled, isDeleteEnabled, isDirty, isFindEnabled, isPasteEnabled, isRedoEnabled, isSelectAllEnabled, isUndoEnabled, isValueValid, keyReleaseOccured, performCopy, performCut, performDelete, performFind, performPaste, performRedo, performSelectAll, performUndo, removeListener, removePropertyChangeListener, setErrorMessage, setFocus, setValidator, setValue, setValueValid, valueChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

ComboBoxCellEditor

public ComboBoxCellEditor(Composite parent,
                          String[] items)

Creates a new cell editor with a combo containing the given list of choices and parented under the given control. The cell editor value is the zero-based index of the selected item. Initially, the cell editor has no cell validator and the first item in the list is selected.

Parameters:

parent - the parent control

items - the list of strings for the combo box

Method Detail

createControl

protected Control createControl(Composite parent)

Description copied from class: CellEditor

Creates the control for this cell editor under the given parent control.

This framework method must be implemented by concrete subclasses.

Specified by:

createControl in class CellEditor

Parameters:

parent - the parent control

Returns:

the new control, or null if this cell editor has no control

doGetValue

protected Object doGetValue()

The ComboBoxCellEditor implementation of this CellEditor framework method returns the zero-based index of the current selection.

Specified by:

doGetValue in class CellEditor

Returns:

the zero-based index of the current selection wrapped as an Integer

See Also:

CellEditor.getValue()

doSetFocus

protected void doSetFocus()

Description copied from class: CellEditor

Sets the focus to the cell editor's control.

This framework method must be implemented by concrete subclasses.

Specified by:

doSetFocus in class CellEditor

See Also:

CellEditor.setFocus()

getLayoutData

public CellEditor.LayoutData getLayoutData()

The ComboBoxCellEditor implementation of this CellEditor framework method sets the minimum width of the cell to 30 pixels to make sure the arrow button is visible even when the list contains long strings.

Overrides:

getLayoutData in class CellEditor

Returns:

the layout data object

doSetValue

protected void doSetValue(Object value)

The ComboBoxCellEditor implementation of this CellEditor framework method accepts a zero-based index of a selection.

Specified by:

doSetValue in class CellEditor

Parameters:

value - the zero-based index of the selection wrapped as an Integer

See Also:

CellEditor.setValue(java.lang.Object)