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java.lang.Objectcom.google.gwt.cell.client.AbstractCell<C>
com.google.gwt.cell.client.ActionCell<C>
C - the type that this Cell representspublic class ActionCell<C>
A cell that renders a button and takes a delegate to perform actions on mouseUp.
| Nested Class Summary | |
|---|---|
static interface |
ActionCell.Delegate<T>
The delegate that will handle events from the cell. |
| Nested classes/interfaces inherited from interface com.google.gwt.cell.client.Cell |
|---|
Cell.Context |
| Constructor Summary | |
|---|---|
ActionCell(SafeHtml message,
ActionCell.Delegate<C> delegate)
Construct a new ActionCell. |
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ActionCell(java.lang.String text,
ActionCell.Delegate<C> delegate)
Construct a new ActionCell with a text String that does not contain
HTML markup. |
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| Method Summary | |
|---|---|
void |
onBrowserEvent(Cell.Context context,
Element parent,
C value,
NativeEvent event,
ValueUpdater<C> valueUpdater)
Handle a browser event that took place within the cell. |
protected void |
onEnterKeyDown(Cell.Context context,
Element parent,
C value,
NativeEvent event,
ValueUpdater<C> valueUpdater)
Called when the user triggers a keydown event with the ENTER
key while focused on the cell. |
void |
render(Cell.Context context,
C value,
SafeHtmlBuilder sb)
Render a cell as HTML into a SafeHtmlBuilder, suitable for passing
to Element.setInnerHTML(String) on a container element. |
| Methods inherited from class com.google.gwt.cell.client.AbstractCell |
|---|
dependsOnSelection, getConsumedEvents, handlesSelection, isEditing, resetFocus, setValue |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public ActionCell(SafeHtml message,
ActionCell.Delegate<C> delegate)
ActionCell.
message - the message to display on the buttondelegate - the delegate that will handle events
public ActionCell(java.lang.String text,
ActionCell.Delegate<C> delegate)
ActionCell with a text String that does not contain
HTML markup.
text - the text to display on the buttondelegate - the delegate that will handle events| Method Detail |
|---|
public void onBrowserEvent(Cell.Context context,
Element parent,
C value,
NativeEvent event,
ValueUpdater<C> valueUpdater)
AbstractCellIf you override this method to add support for events, remember to pass the event types that the cell expects into the constructor.
onBrowserEvent in interface Cell<C>onBrowserEvent in class AbstractCell<C>context - the Cell.Context of the cellparent - the parent Elementvalue - the value associated with the cellevent - the native browser eventvalueUpdater - a ValueUpdater, or null if not specified
public void render(Cell.Context context,
C value,
SafeHtmlBuilder sb)
CellSafeHtmlBuilder, suitable for passing
to Element.setInnerHTML(String) on a container element.
Note: If your cell contains natively focusable elements, such as buttons or input elements, be sure to set the tabIndex to -1 so that they do not steal focus away from the containing widget.
render in interface Cell<C>render in class AbstractCell<C>context - the Cell.Context of the cellvalue - the cell value to be renderedsb - the SafeHtmlBuilder to be written to
protected void onEnterKeyDown(Cell.Context context,
Element parent,
C value,
NativeEvent event,
ValueUpdater<C> valueUpdater)
AbstractCellkeydown event with the ENTER
key while focused on the cell. If your cell interacts with the user, you
should override this method to provide a consistent user experience. Your
widget must consume keydown events for this method to be
called.
onEnterKeyDown in class AbstractCell<C>context - the Context of the cellparent - the parent Elementvalue - the value associated with the cellevent - the native browser eventvalueUpdater - a ValueUpdater, or null if not specified
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