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java.lang.Objectcom.google.gwt.cell.client.AbstractCell<java.lang.String>
com.google.gwt.cell.client.ImageLoadingCell
public class ImageLoadingCell
An AbstractCell used to render an image. A loading indicator is used
until the image is fully loaded. The String value is the url of the image.
| Nested Class Summary | |
|---|---|
static class |
ImageLoadingCell.DefaultRenderers
The default SafeHtmlRenderers. |
static interface |
ImageLoadingCell.Renderers
The renderers used by this cell. |
(package private) static interface |
ImageLoadingCell.Resources
The images used by the ImageLoadingCell.DefaultRenderers. |
(package private) static interface |
ImageLoadingCell.Template
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| Nested classes/interfaces inherited from interface com.google.gwt.cell.client.Cell |
|---|
Cell.Context |
| Constructor Summary | |
|---|---|
ImageLoadingCell()
Construct an ImageResourceCell using the ImageLoadingCell.DefaultRenderers. |
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ImageLoadingCell(ImageLoadingCell.Renderers renderers)
Construct an ImageResourceCell using the specified
SafeHtmlRenderers. |
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| Method Summary | |
|---|---|
void |
onBrowserEvent(Cell.Context context,
Element parent,
java.lang.String value,
NativeEvent event,
ValueUpdater<java.lang.String> valueUpdater)
Handle a browser event that took place within the cell. |
void |
render(Cell.Context context,
java.lang.String 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 |
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dependsOnSelection, getConsumedEvents, handlesSelection, isEditing, onEnterKeyDown, resetFocus, setValue |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public ImageLoadingCell()
Construct an ImageResourceCell using the ImageLoadingCell.DefaultRenderers.
The ImageLoadingCell.DefaultRenderers will be constructed using
GWT.create(Class), which allows you to replace the class using a
deferred binding.
public ImageLoadingCell(ImageLoadingCell.Renderers renderers)
ImageResourceCell using the specified
SafeHtmlRenderers.
renderers - an instance of Renderers| Method Detail |
|---|
public void onBrowserEvent(Cell.Context context,
Element parent,
java.lang.String value,
NativeEvent event,
ValueUpdater<java.lang.String> 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<java.lang.String>onBrowserEvent in class AbstractCell<java.lang.String>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,
java.lang.String 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<java.lang.String>render in class AbstractCell<java.lang.String>context - the Cell.Context of the cellvalue - the cell value to be renderedsb - the SafeHtmlBuilder to be written to
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