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com.vaadin.client.ui.menubar.
Class MenuBarConnector
- java.lang.Object
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- com.vaadin.client.ui.AbstractConnector
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- com.vaadin.client.ui.AbstractComponentConnector
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- com.vaadin.client.ui.menubar.MenuBarConnector
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All Implemented Interfaces:
com.google.gwt.event.shared.EventHandler,StateChangeEvent.StateChangeHandler,ComponentConnector,HasWidget,Paintable,ServerConnector,HasErrorIndicator,ManagedLayout,SimpleManagedLayout,Connector,Serializablepublic class MenuBarConnector extends AbstractComponentConnector implements Paintable, SimpleManagedLayoutA connector class for the MenuBar component.
Author:
Vaadin Ltd
See Also:
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Field Summary
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Fields inherited from class com.vaadin.client.ui.AbstractComponentConnector
SIGNIFICANT_MOVE_THRESHOLD
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Constructor Summary
Constructors Constructor Description MenuBarConnector()
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Method Summary
All Methods Modifier and Type Method Description MenuBarStategetState()Returns the shared state object for this connector.
TooltipInfogetTooltipInfo(com.google.gwt.dom.client.Element element)Gets the tooltip info for the given element.
VMenuBargetWidget()Returns the widget associated with this paintable.
booleanhasTooltip()Check whether there might be a tooltip for this component.
voidlayout()voidupdateFromUIDL(UIDL uidl, ApplicationConnection client)This method must be implemented to update the client-side component from UIDL data received from server.
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Methods inherited from class com.vaadin.client.ui.AbstractComponentConnector
createWidget, delegateCaptionHandling, flush, getIcon, getIconUri, getLayoutManager, isErrorIndicatorVisible, isRealUpdate, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, onDragSourceAttached, onDragSourceDetached, onDropTargetAttached, onDropTargetDetached, onStateChanged, onUnregister, registerTouchHandlers, sendContextClickEvent, setWidgetEnabled, setWidgetStyleName, setWidgetStyleNameWithPrefix, shouldHandleLongTap, unregisterTouchHandlers, updateComponentSize, updateComponentSize, updateEnabledState, updateWidgetSize, updateWidgetStyleNames
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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, init, isEnabled, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, setParent, setTag, unregisterRpc
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface com.vaadin.client.ComponentConnector
delegateCaptionHandling, flush, getLayoutManager, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, setWidgetEnabled
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Methods inherited from interface com.vaadin.shared.Connector
getConnectorId
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Methods inherited from interface com.vaadin.client.ServerConnector
addStateChangeHandler, addStateChangeHandler, doInit, fireEvent, getChildren, getConnection, getParent, getRpcImplementations, getTag, hasEventListener, isEnabled, onUnregister, removeStateChangeHandler, removeStateChangeHandler, setChildren, setParent, setTag, updateEnabledState
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Method Detail
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updateFromUIDL
public void updateFromUIDL(UIDL uidl, ApplicationConnection client)This method must be implemented to update the client-side component from UIDL data received from server. This method is called when the page is loaded for the first time, and every time UI changes in the component are received from the server.
Specified by:
updateFromUIDLin interfacePaintable
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getWidget
public VMenuBar getWidget()Description copied from class:
AbstractComponentConnectorReturns the widget associated with this paintable. The widget returned by this method must not changed during the life time of the paintable.
Specified by:
getWidgetin interfaceHasWidgetOverrides:
getWidgetin classAbstractComponentConnectorReturns:
The widget associated with this paintable
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getState
public MenuBarState getState()Description copied from class:
AbstractConnectorReturns the shared state object for this connector. Override this method to define the shared state type for your connector.
Specified by:
getStatein interfaceComponentConnectorSpecified by:
getStatein interfaceServerConnectorOverrides:
getStatein classAbstractComponentConnectorReturns:
the current shared state (never null)
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layout
public void layout()Specified by:
layoutin interfaceSimpleManagedLayout
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getTooltipInfo
public TooltipInfo getTooltipInfo(com.google.gwt.dom.client.Element element)Description copied from interface:
ComponentConnectorGets the tooltip info for the given element.
When overriding this method,
ComponentConnector.hasTooltip()should also be overridden to returntruein all situations where this method might return a non-empty result.Specified by:
getTooltipInfoin interfaceComponentConnectorOverrides:
getTooltipInfoin classAbstractComponentConnectorParameters:
element- The element to lookup a tooltip forReturns:
The tooltip for the element or null if no tooltip is defined for this element.
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hasTooltip
public boolean hasTooltip()Description copied from interface:
ComponentConnectorCheck whether there might be a tooltip for this component. The framework will only add event listeners for automatically handling tooltips (using
ComponentConnector.getTooltipInfo(Element)) if this method returns true.This is only done to optimize performance, so in cases where the status is not known, it's safer to return
trueso that there will be a tooltip handler even though it might not be needed in all cases.Specified by:
hasTooltipin interfaceComponentConnectorOverrides:
hasTooltipin classAbstractComponentConnectorReturns:
trueif some part of the component might have a tooltip, otherwisefalse
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