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org.eclipse.jface.viewers
Class ComboBoxCellEditor
java.lang.Object
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.
-
Restriction:
- This class is not intended to be subclassed by clients.
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Constructor Summary
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ComboBoxCellEditor
()
Creates a new cell editor with no control and no st of choices. |
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. |
ComboBoxCellEditor
(
Composite parent,
String[] items,
int style)
Creates a new cell editor with a combo containing the given list of
choices and parented under the given control. |
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Method Summary
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void
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activate
(
ColumnViewerEditorActivationEvent activationEvent)
Activate the editor but also inform the editor which event triggered its
activation. |
protected
Control
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createControl
(
Composite parent)
Creates the control for this cell editor under the given parent control. |
protected
Object
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doGetValue
()
The ComboBoxCellEditor implementation of this
CellEditor framework method returns the zero-based index
of the current selection. |
protected void
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doSetFocus
()
Sets the focus to the cell editor's control. |
protected void
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doSetValue
(
Object value)
The ComboBoxCellEditor implementation of this
CellEditor framework method accepts a zero-based index of
a selection. |
protected void
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focusLost
()
Processes a focus lost event that occurred in this cell editor. |
String[]
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getItems
()
Returns the list of choices for the combo box |
CellEditor.LayoutData
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getLayoutData
()
The ComboBoxCellEditor implementation of this
CellEditor framework method sets the minimum width of the
cell. |
protected void
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keyReleaseOccured
(
KeyEvent keyEvent)
Processes a key release event that occurred in this cell editor. |
void
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setActivationStyle
(int activationStyle)
This method allows to control how the combo reacts when activated |
void
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setItems
(
String[] items)
Sets the list of choices for the combo box |
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Methods inherited from class org.eclipse.jface.viewers.
CellEditor
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activate,
addListener,
addPropertyChangeListener,
create,
deactivate,
deactivate,
dependsOnExternalFocusListener,
dispose,
fireApplyEditorValue,
fireCancelEditor,
fireEditorValueChanged,
fireEnablementChanged,
getControl,
getDoubleClickTimeout,
getErrorMessage,
getStyle,
getValidator,
getValue,
isActivated,
isCopyEnabled,
isCorrect,
isCutEnabled,
isDeleteEnabled,
isDirty,
isFindEnabled,
isPasteEnabled,
isRedoEnabled,
isSelectAllEnabled,
isUndoEnabled,
isValueValid,
markDirty,
performCopy,
performCut,
performDelete,
performFind,
performPaste,
performRedo,
performSelectAll,
performUndo,
removeListener,
removePropertyChangeListener,
setErrorMessage,
setFocus,
setStyle,
setValidator,
setValue,
setValueValid,
valueChanged
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Methods inherited from class java.lang.
Object
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clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait
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DROP_DOWN_ON_MOUSE_ACTIVATION
public static final int DROP_DOWN_ON_MOUSE_ACTIVATION
- The list is dropped down when the activation is done through the mouse
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See Also:
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Constant Field Values
DROP_DOWN_ON_KEY_ACTIVATION
public static final int DROP_DOWN_ON_KEY_ACTIVATION
- The list is dropped down when the activation is done through the keyboard
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See Also:
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Constant Field Values
DROP_DOWN_ON_PROGRAMMATIC_ACTIVATION
public static final int DROP_DOWN_ON_PROGRAMMATIC_ACTIVATION
- The list is dropped down when the activation is done without
ui-interaction
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See Also:
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Constant Field Values
DROP_DOWN_ON_TRAVERSE_ACTIVATION
public static final int DROP_DOWN_ON_TRAVERSE_ACTIVATION
- The list is dropped down when the activation is done by traversing from
cell to cell
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See Also:
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Constant Field Values
ComboBoxCellEditor
public ComboBoxCellEditor()
- Creates a new cell editor with no control and no st of choices.
Initially, the cell editor has no cell validator.
-
Since:
- 2.1
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See Also:
-
CellEditor.setStyle(int),
CellEditor.create(org.eclipse.swt.widgets.Composite),
setItems(java.lang.String[]),
CellEditor.dispose()
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
ComboBoxCellEditor
public ComboBoxCellEditor(
Composite parent,
String[] items,
int style)
- 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 -
style - the style bits -
Since:
- 2.1
getItems
public
String[] getItems()
- Returns the list of choices for the combo box
-
-
Returns:
- the list of choices for the combo box
setItems
public void setItems(
String[] items)
- Sets the list of choices for the combo box
-
-
Parameters:
-
items - the list of choices for the combo box
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.
-
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Specified by:
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createControl
in class
CellEditor
-
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Parameters:
-
parent - the parent control
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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.
-
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Specified by:
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doGetValue
in class
CellEditor
-
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Returns:
- the zero-based index of the current selection wrapped as an
Integer
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See Also:
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CellEditor.getValue()
doSetFocus
protected void doSetFocus()
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Description copied from class:
CellEditor
- Sets the focus to the cell editor's control.
This framework method must be implemented by concrete subclasses.
-
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Specified by:
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doSetFocus
in class
CellEditor
-
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See Also:
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CellEditor.setFocus()
getLayoutData
public
CellEditor.LayoutData getLayoutData()
- The
ComboBoxCellEditor implementation of this
CellEditor framework method sets the minimum width of the
cell. The minimum width is 10 characters if comboBox is
not null or disposed else it is 60 pixels
to make sure the arrow button and some text is visible. The list of
CCombo will be wide enough to show its longest item.
-
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Overrides:
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getLayoutData
in class
CellEditor
-
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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
-
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Parameters:
-
value - the zero-based index of the selection wrapped as an
Integer
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See Also:
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CellEditor.setValue(java.lang.Object)
focusLost
protected void focusLost()
-
Description copied from class:
CellEditor
- Processes a focus lost event that occurred in this cell editor.
The default implementation of this framework method applies the current
value and deactivates the cell editor. Subclasses should call this method
at appropriate times. Subclasses may also extend or reimplement.
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Overrides:
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focusLost
in class
CellEditor
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keyReleaseOccured
protected void keyReleaseOccured(
KeyEvent keyEvent)
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Description copied from class:
CellEditor
- Processes a key release event that occurred in this cell editor.
The default implementation of this framework method cancels editing when
the ESC key is pressed. When the RETURN key is pressed the current value
is applied and the cell editor deactivates. Subclasses should call this
method at appropriate times. Subclasses may also extend or reimplement.
-
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Overrides:
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keyReleaseOccured
in class
CellEditor
-
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Parameters:
-
keyEvent - the key event
activate
public void activate(
ColumnViewerEditorActivationEvent activationEvent)
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Description copied from class:
CellEditor
- Activate the editor but also inform the editor which event triggered its
activation. The default implementation simply calls
CellEditor.activate()
-
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Overrides:
-
activate
in class
CellEditor
-
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Parameters:
-
activationEvent - the editor activation event
setActivationStyle
public void setActivationStyle(int activationStyle)
- This method allows to control how the combo reacts when activated
-
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Parameters:
-
activationStyle - the style used
Guidelines for using Eclipse APIs.
Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.
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