ILayout2.layout method

Performs a layout pass.

Syntax

var object = iLayout2.layout(tree, changedRange, modifiedItems, modifiedGroups);

Parameters

• tree
  Type: Object

  A structure representing the layout tree that is returned from the ListView.

• changedRange
  Type: Object

  An object that lists the index of the first item in the changed item range. This object has these properties:

Term	Description
startIndex	The index of the first item in the change range.

 

• modifiedItems
  Type: Object

  An object that contains the old and new indexes of the items that have been modified in the tree.

• modifiedGroups
  Type: Object

  An object that contains the old and new indexes of the group elements that have been modified in the tree.

Return value

Type: Object

A Promise that executes after layout is complete, or an object that contains two Promise objects:

Property	Description
realizedRangeComplete	A Promise that executes after the realized range is complete.
layoutComplete	A Promise that executes after layout is complete.

 

Requirements

Minimum WinJS version	WinJS 3.0
Namespace	WinJS.UI

See also

ILayout2