com.google.gwt.cell.client
Class CheckboxCell

java.lang.Object
  com.google.gwt.cell.client.AbstractCell<java.lang.Boolean>
      com.google.gwt.cell.client.CheckboxCell

All Implemented Interfaces:

Cell<java.lang.Boolean>

public class CheckboxCell
extends AbstractCell<java.lang.Boolean>

A Cell used to render a checkbox.

Note: This class is new and its interface subject to change.

Constructor Summary

CheckboxCell()

Method Summary

boolean	consumesEvents() Returns true if the cell is interested in browser events.
java.lang.Object	onBrowserEvent(Element parent, java.lang.Boolean value, java.lang.Object viewData, NativeEvent event, ValueUpdater<java.lang.Boolean> valueUpdater) Handle a browser event that took place within the cell.
void	render(java.lang.Boolean data, java.lang.Object viewData, java.lang.StringBuilder sb) Render a cell as HTML into a StringBuilder, suitable for passing to Element.setInnerHTML(java.lang.String) on a container element.

Methods inherited from class com.google.gwt.cell.client.AbstractCell

dependsOnSelection, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

CheckboxCell

public CheckboxCell()

Method Detail

consumesEvents

public boolean consumesEvents()

Description copied from interface: Cell

Returns true if the cell is interested in browser events. The default implementation returns false.

Specified by:

consumesEvents in interface Cell<java.lang.Boolean>

Overrides:

consumesEvents in class AbstractCell<java.lang.Boolean>

onBrowserEvent

public java.lang.Object onBrowserEvent(Element parent,
                                       java.lang.Boolean value,
                                       java.lang.Object viewData,
                                       NativeEvent event,
                                       ValueUpdater<java.lang.Boolean> valueUpdater)

Description copied from interface: Cell

Handle a browser event that took place within the cell. The default implementation returns null.

Specified by:

onBrowserEvent in interface Cell<java.lang.Boolean>

Overrides:

onBrowserEvent in class AbstractCell<java.lang.Boolean>

Parameters:

parent - the parent Element

value - the value associated with the cell

viewData - the view data associated with the cell, or null

event - the native browser event

valueUpdater - a ValueUpdater, or null

Returns:

a view data object which may be the one passed in or a new object

render

public void render(java.lang.Boolean data,
                   java.lang.Object viewData,
                   java.lang.StringBuilder sb)

Description copied from interface: Cell

Render a cell as HTML into a StringBuilder, suitable for passing to Element.setInnerHTML(java.lang.String) on a container element.

Specified by:

render in interface Cell<java.lang.Boolean>

Specified by:

render in class AbstractCell<java.lang.Boolean>

Parameters:

data - the cell value to be rendered

viewData - view data associated with the cell

sb - the StringBuilder to be written to