/**
* Draw the table for the first time, adding all required features
* @param {object} oSettings dataTables settings object
* @memberof DataTable#oApi
*/
function _fnInitialise ( oSettings )
{
var i, iLen, iAjaxStart=oSettings.iInitDisplayStart;
/* Ensure that the table data is fully initialised */
if ( oSettings.bInitialised === false )
{
setTimeout( function(){ _fnInitialise( oSettings ); }, 200 );
return;
}
/* Show the display HTML options */
_fnAddOptionsHtml( oSettings );
/* Build and draw the header / footer for the table */
_fnBuildHead( oSettings );
_fnDrawHead( oSettings, oSettings.aoHeader );
if ( oSettings.nTFoot )
{
_fnDrawHead( oSettings, oSettings.aoFooter );
}
/* Okay to show that something is going on now */
_fnProcessingDisplay( oSettings, true );
/* Calculate sizes for columns */
if ( oSettings.oFeatures.bAutoWidth )
{
_fnCalculateColumnWidths( oSettings );
}
for ( i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
{
if ( oSettings.aoColumns[i].sWidth !== null )
{
oSettings.aoColumns[i].nTh.style.width = _fnStringToCss( oSettings.aoColumns[i].sWidth );
}
}
/* If there is default sorting required - let's do it. The sort function will do the
* drawing for us. Otherwise we draw the table regardless of the Ajax source - this allows
* the table to look initialised for Ajax sourcing data (show 'loading' message possibly)
*/
if ( oSettings.oFeatures.bSort )
{
_fnSort( oSettings );
}
else if ( oSettings.oFeatures.bFilter )
{
_fnFilterComplete( oSettings, oSettings.oPreviousSearch );
}
else
{
oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
}
/* if there is an ajax source load the data */
if ( oSettings.sAjaxSource !== null && !oSettings.oFeatures.bServerSide )
{
var aoData = [];
_fnServerParams( oSettings, aoData );
oSettings.fnServerData.call( oSettings.oInstance, oSettings.sAjaxSource, aoData, function(json) {
var aData = (oSettings.sAjaxDataProp !== "") ?
_fnGetObjectDataFn( oSettings.sAjaxDataProp )(json) : json;
/* Got the data - add it to the table */
for ( i=0 ; i<aData.length ; i++ )
{
_fnAddData( oSettings, aData[i] );
}
/* Reset the init display for cookie saving. We've already done a filter, and
* therefore cleared it before. So we need to make it appear 'fresh'
*/
oSettings.iInitDisplayStart = iAjaxStart;
if ( oSettings.oFeatures.bSort )
{
_fnSort( oSettings );
}
else
{
oSettings.aiDisplay = oSettings.aiDisplayMaster.slice();
_fnCalculateEnd( oSettings );
_fnDraw( oSettings );
}
_fnProcessingDisplay( oSettings, false );
_fnInitComplete( oSettings, json );
}, oSettings );
return;
}
/* Server-side processing initialisation complete is done at the end of _fnDraw */
if ( !oSettings.oFeatures.bServerSide )
{
_fnProcessingDisplay( oSettings, false );
_fnInitComplete( oSettings );
}
}
/**
* Draw the table for the first time, adding all required features
* @param {object} oSettings dataTables settings object
* @param {object} [json] JSON from the server that completed the table, if using Ajax source
* with client-side processing (optional)
* @memberof DataTable#oApi
*/
function _fnInitComplete ( oSettings, json )
{
oSettings._bInitComplete = true;
_fnCallbackFire( oSettings, 'aoInitComplete', 'init', [oSettings, json] );
}
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