com.vaadin.client.extensions
Class ResponsiveConnector

java.lang.Object
  com.vaadin.client.ui.AbstractConnector
      com.vaadin.client.extensions.AbstractExtensionConnector
          com.vaadin.client.extensions.ResponsiveConnector

All Implemented Interfaces:

com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ServerConnector, ElementResizeListener, com.vaadin.shared.Connector, java.io.Serializable

public class ResponsiveConnector
extends AbstractExtensionConnector
implements ElementResizeListener

The client side connector for the Responsive extension.

Since:

7.2

Author:

Vaadin Ltd

See Also:

Serialized Form

Field Summary

protected JavaScriptObject	heightBreakpoints All the height breakpoints found for this particular instance
protected static JavaScriptObject	heightRangeCache All height-range breakpoints found from the style sheets on the page.
protected static java.lang.String	parsedTheme The theme that was in use when the width and height range caches were created.
protected AbstractComponentConnector	target The target component which we will monitor for width changes
protected JavaScriptObject	widthBreakpoints All the width breakpoints found for this particular instance
protected static JavaScriptObject	widthRangeCache All width-range breakpoints found from the style sheets on the page.

Constructor Summary

ResponsiveConnector()

Method Summary

protected java.lang.String	constructSelectorsForTarget() Construct the list of selectors that should be matched against in the range selectors
protected void	extend(ServerConnector target) Called when the extension is attached to its parent.
void	onElementResize(ElementResizeEvent event)
void	onStateChanged(StateChangeEvent event) Notifies the event handler that the state has changed.
void	onUnregister() Event called when connector has been unregistered.

Methods inherited from class com.vaadin.client.extensions.AbstractExtensionConnector

setParent

Methods inherited from class com.vaadin.client.ui.AbstractConnector

addStateChangeHandler, addStateChangeHandler, createState, doInit, ensureHandlerManager, fireEvent, forceStateChange, getChildren, getConnection, getConnectorId, getParent, getResourceUrl, getRpcImplementations, getRpcProxy, getState, getStateType, hasEventListener, init, isEnabled, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, unregisterRpc, updateEnabledState

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

target

protected AbstractComponentConnector target

The target component which we will monitor for width changes

widthBreakpoints

protected JavaScriptObject widthBreakpoints

All the width breakpoints found for this particular instance

heightBreakpoints

protected JavaScriptObject heightBreakpoints

All the height breakpoints found for this particular instance

widthRangeCache

protected static JavaScriptObject widthRangeCache

All width-range breakpoints found from the style sheets on the page. Common for all instances.

heightRangeCache

protected static JavaScriptObject heightRangeCache

All height-range breakpoints found from the style sheets on the page. Common for all instances.

parsedTheme

protected static java.lang.String parsedTheme

The theme that was in use when the width and height range caches were created.

Constructor Detail

ResponsiveConnector

public ResponsiveConnector()

Method Detail

extend

protected void extend(ServerConnector target)

Description copied from class: AbstractExtensionConnector

Called when the extension is attached to its parent. This method is only called once as an extension cannot be moved from one parent to another.

Specified by:

extend in class AbstractExtensionConnector

Parameters:

target - The connector this extension extends

constructSelectorsForTarget

protected java.lang.String constructSelectorsForTarget()

Construct the list of selectors that should be matched against in the range selectors

Returns:

The selectors in a comma delimited string.

onUnregister

public void onUnregister()

Description copied from interface: ServerConnector

Event called when connector has been unregistered.

Specified by:

onUnregister in interface ServerConnector

Overrides:

onUnregister in class AbstractConnector

onStateChanged

public void onStateChanged(StateChangeEvent event)

Description copied from interface: StateChangeEvent.StateChangeHandler

Notifies the event handler that the state has changed.

Specified by:

onStateChanged in interface StateChangeEvent.StateChangeHandler

Overrides:

onStateChanged in class AbstractConnector

Parameters:

event - the state change event with details about the change

onElementResize

public void onElementResize(ElementResizeEvent event)

Specified by:

onElementResize in interface ElementResizeListener