Package org.eclipse.nebula.widgets.grid

Class GridEditor

java.lang.Object

org.eclipse.swt.custom.ControlEditor

org.eclipse.nebula.widgets.grid.GridEditor

public class GridEditor
extends ControlEditor

A GridEditor is a manager for a Control that appears above a cell in a Grid and tracks with the moving and resizing of that cell. It can be used to display a text widget above a cell in a Grid so that the user can edit the contents of that cell. It can also be used to display a button that can launch a dialog for modifying the contents of the associated cell.

See Also:

• TableEditor

Field Summary

Fields inherited from class org.eclipse.swt.custom.ControlEditor

grabHorizontal, grabVertical, horizontalAlignment, minimumHeight, minimumWidth, verticalAlignment

Constructor Summary

Constructors

Constructor	Description
GridEditor(Grid table)	Creates a TableEditor for the specified Table.

Method Summary

Modifier and Type	Method	Description
protected Rectangle	computeBounds()	Returns the bounds of the editor.
void	dispose()	Removes all associations between the TableEditor and the cell in the table.
int	getColumn()	Returns the zero based index of the column of the cell being tracked by this editor.
GridItem	getItem()	Returns the TableItem for the row of the cell being tracked by this editor.
void	layout()	Lays out the control within the underlying composite.
void	setColumn(int column)	Sets the zero based index of the column of the cell being tracked by this editor.
void	setEditor(Control editor, GridItem item, int column)	Specify the Control that is to be displayed and the cell in the table that it is to be positioned above.
void	setItem(GridItem item)	Sets the item that this editor will function over.

Methods inherited from class org.eclipse.swt.custom.ControlEditor

getEditor, setEditor

Methods inherited from class java.lang.Object

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

Constructor Details

GridEditor

public GridEditor(Grid table)

Creates a TableEditor for the specified Table.

Parameters:

table - the Table Control above which this editor will be displayed

Method Details

computeBounds

protected Rectangle computeBounds()

Returns the bounds of the editor.

Returns:

bounds of the editor.

dispose

public void dispose()

Removes all associations between the TableEditor and the cell in the table. The Table and the editor Control are not disposed.

Overrides:

dispose in class ControlEditor

getColumn

public int getColumn()

Returns the zero based index of the column of the cell being tracked by this editor.

Returns:

the zero based index of the column of the cell being tracked by this editor

getItem

public GridItem getItem()

Returns the TableItem for the row of the cell being tracked by this editor.

Returns:

the TableItem for the row of the cell being tracked by this editor

setColumn

public void setColumn(int column)

Sets the zero based index of the column of the cell being tracked by this editor.

Parameters:

column - the zero based index of the column of the cell being tracked by this editor

setItem

public void setItem(GridItem item)

Sets the item that this editor will function over.

Parameters:

item - editing item.

setEditor

public void setEditor(Control editor,
 GridItem item,
 int column)

Specify the Control that is to be displayed and the cell in the table that it is to be positioned above.

Note: The Control provided as the editor must be created with its parent being the Table control specified in the TableEditor constructor.

Parameters:

editor - the Control that is displayed above the cell being edited

item - the TableItem for the row of the cell being tracked by this editor

column - the zero based index of the column of the cell being tracked by this editor

layout

public void layout()

Lays out the control within the underlying composite. This method should be called after changing one or more fields to force the Editor to resize.

Overrides:

layout in class ControlEditor