Echo.Sync.ArrayContainer

Echo.Sync
ArrayContainer
Abstract

Class Hierarchy:

Abstract base class for column/row peers.

Instance Field Summary
Public, Abstract	`cellElementNodeName` The DOM element name of child container cells.
Public, Virtual	`prevFocusKey` The key code which should move focus to the previous child cell.
Public, Virtual	`prevFocusFlag` The Echo.
Public, Virtual	`nextFocusKey` The key code which should move focus to the next child cell.
Public, Virtual	`nextFocusFlag` The Echo.
Public, Virtual	`invertFocusRtl` Flag indicating whether focus key should be inverted when the component is rendered with an RTL layout direction.
Public, Virtual	`element` The root DOM element of the rendered array container.
Public, Virtual	`containerElement` The DOM element to which child elements should be added.
Public, Virtual	`spacingPrototype` Prototype Element to be cloned and added between cells of the array container.
Public, Virtual	`cellSpacing` Number of pixels to be rendered as spacing between child cells of the container.
Internal, Virtual	`_childIdToElementMap` Mapping between child render ids and child container cell elements.

Instance Method Summary
Public, Abstract	`renderChildLayoutData()` Abstract method which renders layout data on child cell element.
Public	`processKeyPress()` Processes a key press event.
Internal	`_renderAddChild()` Renders the specified child to the containerElement.
Public	`renderAddChildren()` Renders all children.
Public	`renderDispose()`
Internal	`_renderRemoveChild()` Removes a child cell.
Public	`renderUpdate()`

Methods inherited from class Echo.Render.ComponentSync

renderAdd, renderDispose, renderUpdate

renderChildLayoutData

Abstract method which renders layout data on child cell element.

Parameters:: child (Echo.Component) - the child component; the (Element) - DOM element containing the child

processKeyPress

Processes a key press event. Provides support for adjusting focus via arrow keys.

_renderAddChild

Renders the specified child to the containerElement.

Parameters:: the (Echo.Update.ComponentUpdate) - update; the (Echo.Component) - child component; index (Number) - the index of the child within the parent

renderAddChildren

Renders all children. Must be invoked by derived renderAdd() implementations.

renderDispose

_renderRemoveChild

Removes a child cell.

Parameters:: the (Echo.Update.ComponentUpdate) - update; the (Echo.Component) - child to remove

renderUpdate