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public interface ComponentConnector
An interface used by client-side widgets or paintable parts to receive
updates from the corresponding server-side components in the form of
UIDL
.
Updates can be sent back to the server using the
ApplicationConnection#updateVariable()
methods.
Method Summary | |
---|---|
boolean |
delegateCaptionHandling()
Return true if parent handles caption, false if the paintable handles the caption itself. |
LayoutManager |
getLayoutManager()
|
ComponentState |
getState()
Gets the current shared state of the connector. |
TooltipInfo |
getTooltipInfo(com.google.gwt.dom.client.Element element)
Gets the tooltip info for the given element. |
com.google.gwt.user.client.ui.Widget |
getWidget()
Returns the widget for this ComponentConnector |
boolean |
hasEventListener(String eventIdentifier)
|
boolean |
isReadOnly()
Deprecated. This belongs in AbstractFieldConnector, see #8514 |
boolean |
isRelativeHeight()
Returns true if the height of this paintable is currently
relative. |
boolean |
isRelativeWidth()
Returns true if the width of this paintable is currently
relative. |
boolean |
isUndefinedHeight()
Returns true if the height of this paintable is currently
undefined. |
boolean |
isUndefinedWidth()
Returns true if the width of this paintable is currently
undefined. |
void |
setWidgetEnabled(boolean widgetEnabled)
Sets the enabled state of the widget associated to this connector. |
Methods inherited from interface com.vaadin.terminal.gwt.client.ServerConnector |
---|
addStateChangeHandler, doInit, fireEvent, getChildren, getConnection, getParent, getRpcImplementations, isEnabled, onUnregister, setChildren, setParent, updateEnabledState |
Methods inherited from interface com.vaadin.terminal.gwt.client.Connector |
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getConnectorId |
Method Detail |
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ComponentState getState()
Connector
getState
in interface Connector
SharedState
. Never null.com.google.gwt.user.client.ui.Widget getWidget()
ComponentConnector
LayoutManager getLayoutManager()
boolean isUndefinedWidth()
true
if the width of this paintable is currently
undefined. If the width is undefined, the actual width of the paintable
is defined by its contents.
true
if the width is undefined, else
false
boolean isUndefinedHeight()
true
if the height of this paintable is currently
undefined. If the height is undefined, the actual height of the paintable
is defined by its contents.
true
if the height is undefined, else
false
boolean isRelativeWidth()
true
if the width of this paintable is currently
relative. If the width is relative, the actual width of the paintable is
a percentage of the size allocated to it by its parent.
true
if the width is undefined, else
false
boolean isRelativeHeight()
true
if the height of this paintable is currently
relative. If the height is relative, the actual height of the paintable
is a percentage of the size allocated to it by its parent.
true
if the width is undefined, else
false
@Deprecated boolean isReadOnly()
boolean hasEventListener(String eventIdentifier)
boolean delegateCaptionHandling()
This should always return true and all components should let the parent handle the caption and use other attributes for internal texts in the component
void setWidgetEnabled(boolean widgetEnabled)
widgetEnabled
- true if the widget should be enabled, false otherwiseTooltipInfo getTooltipInfo(com.google.gwt.dom.client.Element element)
element
- The element to lookup a tooltip for
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