com.vaadin.client.connectors.
Class ImageRendererConnector
- java.lang.Object
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- com.vaadin.client.ui.AbstractConnector
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- com.vaadin.client.extensions.AbstractExtensionConnector
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- com.vaadin.client.connectors.AbstractRendererConnector<T>
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- com.vaadin.client.connectors.grid.AbstractGridRendererConnector<T>
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- com.vaadin.client.connectors.ClickableRendererConnector<String>
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- com.vaadin.client.connectors.ImageRendererConnector
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All Implemented Interfaces:
com.google.gwt.event.shared.EventHandler
,StateChangeEvent.StateChangeHandler
,ServerConnector
,Connector
,Serializable
public class ImageRendererConnector extends ClickableRendererConnector<String>
A connector for
ImageRenderer
.Since:
7.4
Author:
Vaadin Ltd
See Also:
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Constructor Summary
Constructors Constructor Description ImageRendererConnector()
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Method Summary
All Methods Modifier and Type Method Description protected com.google.gwt.event.shared.HandlerRegistration
addClickHandler(ClickableRenderer.RendererClickHandler<elemental.json.JsonObject> handler)
String
decode(elemental.json.JsonValue value)
Decodes the given JSON value into a value of type T so it can be passed to the
renderer
.ImageRenderer
getRenderer()
Returns the renderer associated with this renderer connector.
ImageRendererState
getState()
Returns the shared state object for this connector.
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Methods inherited from class com.vaadin.client.connectors.ClickableRendererConnector
init, onUnregister
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Methods inherited from class com.vaadin.client.connectors.grid.AbstractGridRendererConnector
getColumnId, getGridConnector, getRowKey
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Methods inherited from class com.vaadin.client.connectors.AbstractRendererConnector
createRenderer, extend
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Methods inherited from class com.vaadin.client.extensions.AbstractExtensionConnector
setParent
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Methods inherited from class com.vaadin.client.ui.AbstractConnector
addStateChangeHandler, addStateChangeHandler, createState, doInit, ensureHandlerManager, fireEvent, forceStateChange, getChildren, getConnection, getConnectorId, getParent, getResourceUrl, getRpcImplementations, getRpcProxy, getStateType, getTag, hasEventListener, isEnabled, onStateChanged, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, setTag, unregisterRpc, updateEnabledState
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Method Detail
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getRenderer
public ImageRenderer getRenderer()
Description copied from class:
AbstractRendererConnector
Returns the renderer associated with this renderer connector.
A subclass of AbstractRendererConnector should override this method as shown below. The framework uses
GWT.create(Class)
to create a renderer based on the return type of the overridden method, but only ifAbstractRendererConnector.createRenderer()
is not overridden as well:public MyRenderer getRenderer() { return (MyRenderer) super.getRenderer(); }
Overrides:
getRenderer
in classAbstractRendererConnector<String>
Returns:
the renderer bound to this connector
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decode
public String decode(elemental.json.JsonValue value)
Description copied from class:
AbstractRendererConnector
Decodes the given JSON value into a value of type T so it can be passed to the
renderer
.Overrides:
decode
in classAbstractRendererConnector<String>
Parameters:
value
- the value to decodeReturns:
the decoded value of
value
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addClickHandler
protected com.google.gwt.event.shared.HandlerRegistration addClickHandler(ClickableRenderer.RendererClickHandler<elemental.json.JsonObject> handler)
Specified by:
addClickHandler
in classClickableRendererConnector<String>
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getState
public ImageRendererState getState()
Description copied from class:
AbstractConnector
Returns the shared state object for this connector. Override this method to define the shared state type for your connector.
Specified by:
getState
in interfaceServerConnector
Overrides:
getState
in classClickableRendererConnector<String>
Returns:
the current shared state (never null)
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