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     15 [![Build status](https://travis-ci.org/PolymerElements/iron-resizable-behavior.svg?branch=master)](https://travis-ci.org/PolymerElements/iron-resizable-behavior)
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     17 _[Demo and API docs](https://elements.polymer-project.org/elements/iron-resizable-behavior)_
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     19 
     20 ##Polymer.IronResizableBehavior
     21 
     22 `IronResizableBehavior` is a behavior that can be used in Polymer elements to
     23 coordinate the flow of resize events between "resizers" (elements that control the
     24 size or hidden state of their children) and "resizables" (elements that need to be
     25 notified when they are resized or un-hidden by their parents in order to take
     26 action on their new measurements).
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     28 Elements that perform measurement should add the `IronResizableBehavior` behavior to
     29 their element definition and listen for the `iron-resize` event on themselves.
     30 This event will be fired when they become showing after having been hidden,
     31 when they are resized explicitly by another resizable, or when the window has been
     32 resized.
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     34 Note, the `iron-resize` event is non-bubbling.
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