2 * ©2010-2014 SpryMedia Ltd - datatables.net/license
7 * @description Spreadsheet like keyboard navigation for DataTables
9 * @file dataTables.keyTable.js
10 * @author SpryMedia Ltd (www.sprymedia.co.uk)
11 * @contact www.sprymedia.co.uk/contact
12 * @copyright Copyright 2009-2014 SpryMedia Ltd.
14 * This source file is free software, available under the following license:
15 * MIT license - http://datatables.net/license/mit
17 * This source file is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
19 * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
21 * For details please refer to: http://www.datatables.net
24 // Global scope for KeyTable for backwards compatibility. Will be removed in 1.3
28 (function(window, document, undefined) {
31 var factory = function( $, DataTable ) {
34 KeyTable = function ( oInit )
36 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
38 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
42 * Purpose: Flag whether or not KeyTable events should be processed
43 * Scope: KeyTable - public
49 * Purpose: Container for all event application methods
50 * Scope: KeyTable - public
51 * Notes: This object contains all the public methods for adding and removing events - these
52 * are dynamically added later on
59 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
61 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
64 * Function: fnGetCurrentPosition
65 * Purpose: Get the currently focused cell's position
66 * Returns: array int: [ x, y ]
69 this.fnGetCurrentPosition = function ()
71 return [ _iOldX, _iOldY ];
76 * Function: fnGetCurrentData
77 * Purpose: Get the currently focused cell's data (innerHTML)
78 * Returns: string: - data requested
81 this.fnGetCurrentData = function ()
83 return _nOldFocus.innerHTML;
88 * Function: fnGetCurrentTD
89 * Purpose: Get the currently focused cell
90 * Returns: node: - focused element
93 this.fnGetCurrentTD = function ()
100 * Function: fnSetPosition
101 * Purpose: Set the position of the focused cell
103 * Inputs: int:x - x coordinate
104 * int:y - y coordinate
105 * Notes: Thanks to Rohan Daxini for the basis of this function
107 this.fnSetPosition = function( x, y )
109 if ( typeof x == 'object' && x.nodeName )
115 _fnSetFocus( _fnCellFromCoords(x, y) );
122 * Purpose: Blur the current focus
126 this.fnBlur = function()
132 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
134 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
138 * Purpose: Body node of the table - cached for renference
139 * Scope: KeyTable - private
146 * Scope: KeyTable - private
148 var _nOldFocus = null;
151 * Variable: _iOldX and _iOldY
152 * Purpose: X and Y coords of the old elemet that was focused on
153 * Scope: KeyTable - private
160 * Purpose: Scope saving for 'this' after a jQuery event
161 * Scope: KeyTable - private
166 * Variable: sFocusClass
167 * Purpose: Class that should be used for focusing on a cell
168 * Scope: KeyTable - private
170 var _sFocusClass = "focus";
173 * Variable: _bKeyCapture
174 * Purpose: Flag for should KeyTable capture key events or not
175 * Scope: KeyTable - private
177 var _bKeyCapture = false;
180 * Variable: _oaoEvents
181 * Purpose: Event cache object, one array for each supported event for speed of searching
182 * Scope: KeyTable - private
192 * Variable: _oDatatable
193 * Purpose: DataTables settings object for if we are actually using a
195 * Scope: KeyTable - private
197 var _oDatatable = null;
201 var _bInputFocused = false;
204 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
206 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
208 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
213 * Function: _fnEventAddTemplate
214 * Purpose: Create a function (with closure for sKey) event addition API
215 * Returns: function: - template function
216 * Inputs: string:sKey - type of event to detect
218 function _fnEventAddTemplate( sKey )
222 * Purpose: API function for adding event to cache
224 * Inputs: 1. node:x - target node to add event for
225 * 2. function:y - callback function to apply
227 * 1. int:x - x coord. of target cell (can be null for live events)
228 * 2. int:y - y coord. of target cell (can be null for live events)
229 * 3. function:z - callback function to apply
230 * Notes: This function is (interally) overloaded (in as much as javascript allows for
231 * that) - the target cell can be given by either node or coords.
233 return function ( x, y, z ) {
234 if ( (x===null || typeof x == "number") &&
235 (y===null || typeof y == "number") &&
236 typeof z == "function" )
238 _fnEventAdd( sKey, x, y, z );
240 else if ( typeof x == "object" && typeof y == "function" )
242 var aCoords = _fnCoordsFromCell( x );
243 _fnEventAdd( sKey, aCoords[0], aCoords[1], y );
247 alert( "Unhandable event type was added: x" +x+ " y:" +y+ " z:" +z );
254 * Function: _fnEventRemoveTemplate
255 * Purpose: Create a function (with closure for sKey) event removal API
256 * Returns: function: - template function
257 * Inputs: string:sKey - type of event to detect
259 function _fnEventRemoveTemplate( sKey )
263 * Purpose: API function for removing event from cache
264 * Returns: int: - number of events removed
265 * Inputs: 1. node:x - target node to remove event from
266 * 2. function:y - callback function to apply
268 * 1. int:x - x coord. of target cell (can be null for live events)
269 * 2. int:y - y coord. of target cell (can be null for live events)
270 * 3. function:z - callback function to remove - optional
271 * Notes: This function is (interally) overloaded (in as much as javascript allows for
272 * that) - the target cell can be given by either node or coords and the function
273 * to remove is optional
275 return function ( x, y, z ) {
276 if ( (x===null || typeof arguments[0] == "number") &&
277 (y===null || typeof arguments[1] == "number" ) )
279 if ( typeof arguments[2] == "function" )
281 _fnEventRemove( sKey, x, y, z );
285 _fnEventRemove( sKey, x, y );
288 else if ( typeof arguments[0] == "object" )
290 var aCoords = _fnCoordsFromCell( x );
291 if ( typeof arguments[1] == "function" )
293 _fnEventRemove( sKey, aCoords[0], aCoords[1], y );
297 _fnEventRemove( sKey, aCoords[0], aCoords[1] );
302 alert( "Unhandable event type was removed: x" +x+ " y:" +y+ " z:" +z );
307 /* Use the template functions to add the event API functions */
308 for ( var sKey in _oaoEvents )
312 this.event[sKey] = _fnEventAddTemplate( sKey );
313 this.event.remove[sKey] = _fnEventRemoveTemplate( sKey );
319 * Function: _fnEventAdd
320 * Purpose: Add an event to the internal cache
322 * Inputs: string:sType - type of event to add, given by the available elements in _oaoEvents
323 * int:x - x-coords to add event to - can be null for "blanket" event
324 * int:y - y-coords to add event to - can be null for "blanket" event
325 * function:fn - callback function for when triggered
327 function _fnEventAdd( sType, x, y, fn )
329 _oaoEvents[sType].push( {
338 * Function: _fnEventRemove
339 * Purpose: Remove an event from the event cache
340 * Returns: int: - number of matching events removed
341 * Inputs: string:sType - type of event to look for
342 * node:nTarget - target table cell
343 * function:fn - optional - remove this function. If not given all handlers of this
344 * type will be removed
346 function _fnEventRemove( sType, x, y, fn )
350 for ( var i=0, iLen=_oaoEvents[sType].length ; i<iLen-iCorrector ; i++ )
352 if ( typeof fn != 'undefined' )
354 if ( _oaoEvents[sType][i-iCorrector].x == x &&
355 _oaoEvents[sType][i-iCorrector].y == y &&
356 _oaoEvents[sType][i-iCorrector].fn == fn )
358 _oaoEvents[sType].splice( i-iCorrector, 1 );
364 if ( _oaoEvents[sType][i-iCorrector].x == x &&
365 _oaoEvents[sType][i-iCorrector].y == y )
367 _oaoEvents[sType].splice( i, 1 );
377 * Function: _fnEventFire
378 * Purpose: Look thought the events cache and fire off the event of interest
379 * Returns: int:iFired - number of events fired
380 * Inputs: string:sType - type of event to look for
381 * int:x - x coord of cell
382 * int:y - y coord of ell
383 * Notes: It might be more efficient to return after the first event has been tirggered,
384 * but that would mean that only one function of a particular type can be
385 * subscribed to a particular node.
387 function _fnEventFire ( sType, x, y )
390 var aEvents = _oaoEvents[sType];
391 for ( var i=0 ; i<aEvents.length ; i++ )
393 if ( (aEvents[i].x == x && aEvents[i].y == y ) ||
394 (aEvents[i].x === null && aEvents[i].y == y ) ||
395 (aEvents[i].x == x && aEvents[i].y === null ) ||
396 (aEvents[i].x === null && aEvents[i].y === null )
399 aEvents[i].fn( _fnCellFromCoords(x,y), x, y );
408 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
413 * Function: _fnSetFocus
414 * Purpose: Set focus on a node, and remove from an old node if needed
416 * Inputs: node:nTarget - node we want to focus on
417 * bool:bAutoScroll - optional - should we scroll the view port to the display
419 function _fnSetFocus( nTarget, bAutoScroll )
421 /* If node already has focus, just ignore this call */
422 if ( _nOldFocus == nTarget )
427 if ( typeof bAutoScroll == 'undefined' )
432 /* Remove old focus (with blur event if needed) */
433 if ( _nOldFocus !== null )
435 _fnRemoveFocus( _nOldFocus );
438 /* Add the new class to highlight the focused cell */
439 $(nTarget).addClass( _sFocusClass );
440 $(nTarget).parent().addClass( _sFocusClass );
442 /* If it's a DataTable then we need to jump the paging to the relevant page */
446 oSettings = _oDatatable;
447 var iRow = _fnFindDtCell( nTarget )[1];
448 var bKeyCaptureCache = _bKeyCapture;
451 while ( iRow >= oSettings.fnDisplayEnd() )
453 if ( oSettings._iDisplayLength >= 0 )
455 /* Make sure we are not over running the display array */
456 if ( oSettings._iDisplayStart + oSettings._iDisplayLength < oSettings.fnRecordsDisplay() )
458 oSettings._iDisplayStart += oSettings._iDisplayLength;
463 oSettings._iDisplayStart = 0;
465 _oDatatable.oApi._fnCalculateEnd( oSettings );
469 while ( iRow < oSettings._iDisplayStart )
471 oSettings._iDisplayStart = oSettings._iDisplayLength>=0 ?
472 oSettings._iDisplayStart - oSettings._iDisplayLength :
475 if ( oSettings._iDisplayStart < 0 )
477 oSettings._iDisplayStart = 0;
479 _oDatatable.oApi._fnCalculateEnd( oSettings );
482 /* Re-draw the table */
483 _oDatatable.oApi._fnDraw( oSettings );
485 /* Restore the key capture */
486 _bKeyCapture = bKeyCaptureCache;
489 /* Cache the information that we are interested in */
490 var aNewPos = _fnCoordsFromCell( nTarget );
491 _nOldFocus = nTarget;
495 var iViewportHeight, iViewportWidth, iScrollTop, iScrollLeft, iHeight, iWidth, aiPos;
498 /* Scroll the viewport such that the new cell is fully visible in the rendered window */
499 iViewportHeight = $(window).height();
500 iViewportWidth = $(window).width();
501 iScrollTop = $(document).scrollTop();
502 iScrollLeft = $(document).scrollLeft();
503 iHeight = nTarget.offsetHeight;
504 iWidth = nTarget.offsetWidth;
505 aiPos = _fnGetPos( nTarget );
507 /* Take account of scrolling in DataTables 1.7 - remove scrolling since that would add to
508 * the positioning calculation
510 if ( _oDatatable && typeof oSettings.oScroll != 'undefined' &&
511 (oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "") )
513 aiPos[1] -= $(oSettings.nTable.parentNode).scrollTop();
514 aiPos[0] -= $(oSettings.nTable.parentNode).scrollLeft();
517 /* Correct viewport positioning for vertical scrolling */
518 if ( aiPos[1]+iHeight > iScrollTop+iViewportHeight )
520 /* Displayed element if off the bottom of the viewport */
521 _fnSetScrollTop( aiPos[1]+iHeight - iViewportHeight );
523 else if ( aiPos[1] < iScrollTop )
525 /* Displayed element if off the top of the viewport */
526 _fnSetScrollTop( aiPos[1] );
529 /* Correct viewport positioning for horizontal scrolling */
530 if ( aiPos[0]+iWidth > iScrollLeft+iViewportWidth )
532 /* Displayed element is off the bottom of the viewport */
533 _fnSetScrollLeft( aiPos[0]+iWidth - iViewportWidth );
535 else if ( aiPos[0] < iScrollLeft )
537 /* Displayed element if off the Left of the viewport */
538 _fnSetScrollLeft( aiPos[0] );
542 /* Take account of scrolling in DataTables 1.7 */
543 if ( _oDatatable && typeof oSettings.oScroll != 'undefined' &&
544 (oSettings.oScroll.sX !== "" || oSettings.oScroll.sY !== "") )
546 var dtScrollBody = oSettings.nTable.parentNode;
547 iViewportHeight = dtScrollBody.clientHeight;
548 iViewportWidth = dtScrollBody.clientWidth;
549 iScrollTop = dtScrollBody.scrollTop;
550 iScrollLeft = dtScrollBody.scrollLeft;
551 iHeight = nTarget.offsetHeight;
552 iWidth = nTarget.offsetWidth;
554 /* Correct for vertical scrolling */
555 if ( nTarget.offsetTop + iHeight > iViewportHeight+iScrollTop )
557 dtScrollBody.scrollTop = (nTarget.offsetTop + iHeight) - iViewportHeight;
559 else if ( nTarget.offsetTop < iScrollTop )
561 dtScrollBody.scrollTop = nTarget.offsetTop;
564 /* Correct for horizontal scrolling */
565 if ( nTarget.offsetLeft + iWidth > iViewportWidth+iScrollLeft )
567 dtScrollBody.scrollLeft = (nTarget.offsetLeft + iWidth) - iViewportWidth;
569 else if ( nTarget.offsetLeft < iScrollLeft )
571 dtScrollBody.scrollLeft = nTarget.offsetLeft;
575 /* Focused - so we want to capture the keys */
578 /* Fire of the focus event if there is one */
579 _fnEventFire( "focus", _iOldX, _iOldY );
585 * Purpose: Blur focus from the whole table
591 _fnRemoveFocus( _nOldFocus );
600 * Function: _fnRemoveFocus
601 * Purpose: Remove focus from a cell and fire any blur events which are attached
603 * Inputs: node:nTarget - cell of interest
605 function _fnRemoveFocus( nTarget )
607 $(nTarget).removeClass( _sFocusClass );
608 $(nTarget).parent().removeClass( _sFocusClass );
609 _fnEventFire( "blur", _iOldX, _iOldY );
615 * Purpose: Focus on the element that has been clicked on by the user
617 * Inputs: event:e - click event
619 function _fnClick ( e )
622 while ( nTarget.nodeName != "TD" )
624 nTarget = nTarget.parentNode;
627 _fnSetFocus( nTarget );
633 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
639 * Purpose: Deal with a key events, be it moving the focus or return etc.
640 * Returns: bool: - allow browser default action
641 * Inputs: event:e - key event
643 function _fnKey ( e )
645 /* If user or system has blocked KeyTable from doing anything, just ignore this event */
646 if ( _that.block || !_bKeyCapture )
651 /* If a modifier key is pressed (exapct shift), ignore the event */
652 if ( e.metaKey || e.altKey || e.ctrlKey )
658 iTableWidth = _nBody.getElementsByTagName('tr')[0].getElementsByTagName('td').length,
661 /* Get table height and width - done here so as to be dynamic (if table is updated) */
665 * Locate the current node in the DataTable overriding the old positions - the reason for
666 * is is that there might have been some DataTables interaction between the last focus and
669 iTableHeight = _oDatatable.aiDisplay.length;
671 var aDtPos = _fnFindDtCell( _nOldFocus );
672 if ( aDtPos === null )
674 /* If the table has been updated such that the focused cell can't be seen - do nothing */
677 _iOldX = aDtPos[ 0 ];
678 _iOldY = aDtPos[ 1 ];
682 iTableHeight = _nBody.getElementsByTagName('tr').length;
685 /* Capture shift+tab to match the left arrow key */
686 var iKey = (e.keyCode == 9 && e.shiftKey) ? -1 : e.keyCode;
690 case 13: /* return */
693 _fnEventFire( "action", _iOldX, _iOldY );
697 if ( !_fnEventFire( "esc", _iOldX, _iOldY ) )
699 /* Only lose focus if there isn't an escape handler on the cell */
708 case 37: /* left arrow */
712 } else if ( _iOldY > 0 ) {
716 /* at start of table */
717 if ( iKey == -1 && _bForm )
719 /* If we are in a form, return focus to the 'input' element such that tabbing will
720 * follow correctly in the browser
722 _bInputFocused = true;
725 /* This timeout is a little nasty - but IE appears to have some asyhnc behaviour for
728 setTimeout( function(){ _bInputFocused = false; }, 0 );
729 _bKeyCapture = false;
740 case 38: /* up arrow */
754 case 33: /* page up */
763 case 39: /* right arrow */
764 if ( _iOldX < iTableWidth-1 ) {
767 } else if ( _iOldY < iTableHeight-1 ) {
771 /* at end of table */
772 if ( iKey == 9 && _bForm )
774 /* If we are in a form, return focus to the 'input' element such that tabbing will
775 * follow correctly in the browser
777 _bInputFocused = true;
780 /* This timeout is a little nasty - but IE appears to have some asyhnc behaviour for
783 setTimeout( function(){ _bInputFocused = false; }, 0 );
784 _bKeyCapture = false;
795 case 40: /* down arrow */
796 if ( _iOldY < iTableHeight-1 ) {
809 case 34: /* page down */
812 if (y > iTableHeight-1) {
817 default: /* Nothing we are interested in */
821 _fnSetFocus( _fnCellFromCoords(x, y) );
827 * Function: _fnCaptureKeys
828 * Purpose: Start capturing key events for this table
832 function _fnCaptureKeys( )
842 * Function: _fnReleaseKeys
843 * Purpose: Stop capturing key events for this table
847 function _fnReleaseKeys( )
849 _bKeyCapture = false;
854 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
859 * Function: _fnCellFromCoords
860 * Purpose: Calulate the target TD cell from x and y coordinates
861 * Returns: node: - TD target
862 * Inputs: int:x - x coordinate
863 * int:y - y coordinate
865 function _fnCellFromCoords( x, y )
869 if ( typeof _oDatatable.aoData[ _oDatatable.aiDisplay[ y ] ] != 'undefined' )
871 return _oDatatable.aoData[ _oDatatable.aiDisplay[ y ] ].nTr.getElementsByTagName('td')[x];
880 return $('tr:eq('+y+')>td:eq('+x+')', _nBody )[0];
886 * Function: _fnCoordsFromCell
887 * Purpose: Calculate the x and y position in a table from a TD cell
888 * Returns: array[2] int: [x, y]
889 * Inputs: node:n - TD cell of interest
890 * Notes: Not actually interested in this for DataTables since it might go out of date
892 function _fnCoordsFromCell( n )
897 $('td', n.parentNode).index(n),
898 $('tr', n.parentNode.parentNode).index(n.parentNode) + _oDatatable._iDisplayStart
904 $('td', n.parentNode).index(n),
905 $('tr', n.parentNode.parentNode).index(n.parentNode)
912 * Function: _fnSetScrollTop
913 * Purpose: Set the vertical scrolling position
915 * Inputs: int:iPos - scrolltop
916 * Notes: This is so nasty, but without browser detection you can't tell which you should set
917 * So on browsers that support both, the scroll top will be set twice. I can live with
920 function _fnSetScrollTop( iPos )
922 document.documentElement.scrollTop = iPos;
923 document.body.scrollTop = iPos;
928 * Function: _fnSetScrollLeft
929 * Purpose: Set the horizontal scrolling position
931 * Inputs: int:iPos - scrollleft
933 function _fnSetScrollLeft( iPos )
935 document.documentElement.scrollLeft = iPos;
936 document.body.scrollLeft = iPos;
941 * Function: _fnGetPos
942 * Purpose: Get the position of an object on the rendered page
943 * Returns: array[2] int: [left, right]
944 * Inputs: node:obj - element of interest
946 function _fnGetPos ( obj )
951 if (obj.offsetParent)
953 iLeft = obj.offsetLeft;
954 iTop = obj.offsetTop;
955 obj = obj.offsetParent;
958 iLeft += obj.offsetLeft;
959 iTop += obj.offsetTop;
960 obj = obj.offsetParent;
968 * Function: _fnFindDtCell
969 * Purpose: Get the coords. of a cell from the DataTables internal information
970 * Returns: array[2] int: [x, y] coords. or null if not found
971 * Inputs: node:nTarget - the node of interest
973 function _fnFindDtCell( nTarget )
975 for ( var i=0, iLen=_oDatatable.aiDisplay.length ; i<iLen ; i++ )
977 var nTr = _oDatatable.aoData[ _oDatatable.aiDisplay[i] ].nTr;
978 var nTds = nTr.getElementsByTagName('td');
979 for ( var j=0, jLen=nTds.length ; j<jLen ; j++ )
981 if ( nTds[j] == nTarget )
992 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
998 * Purpose: Initialise the KeyTable
1000 * Inputs: object:oInit - optional - Initalisation object with the following parameters:
1001 * array[2] int:focus - x and y coordinates of the initial target
1003 * node:focus - the node to set initial focus on
1004 * node:table - the table to use, if not given, first table with class 'KeyTable' will be used
1005 * string:focusClass - focusing class to give to table elements
1006 * object:that - focus
1007 * bool:initScroll - scroll the view port on load, default true
1008 * int:tabIndex - the tab index to give the hidden input element
1010 function _fnInit( table, datatable, oInit, that )
1015 /* Capture undefined initialisation and apply the defaults */
1016 if ( typeof oInit == 'undefined' ) {
1020 if ( typeof oInit.focus == 'undefined' ) {
1021 oInit.focus = [0,0];
1024 oInit.table = table;
1025 $(oInit.table).addClass('KeyTable');
1027 if ( typeof oInit.focusClass != 'undefined' ) {
1028 _sFocusClass = oInit.focusClass;
1031 if ( typeof datatable != 'undefined' ) {
1032 _oDatatable = datatable;
1035 if ( typeof oInit.initScroll == 'undefined' ) {
1036 oInit.initScroll = true;
1039 if ( typeof oInit.form == 'undefined' ) {
1042 _bForm = oInit.form;
1044 /* Cache the tbody node of interest */
1045 _nBody = oInit.table.getElementsByTagName('tbody')[0];
1047 /* If the table is inside a form, then we need a hidden input box which can be used by the
1048 * browser to catch the browser tabbing for our table
1052 var nDiv = document.createElement('div');
1053 _nInput = document.createElement('input');
1054 nDiv.style.height = "1px"; /* Opera requires a little something */
1055 nDiv.style.width = "0px";
1056 nDiv.style.overflow = "hidden";
1057 if ( typeof oInit.tabIndex != 'undefined' )
1059 _nInput.tabIndex = oInit.tabIndex;
1061 nDiv.appendChild(_nInput);
1062 oInit.table.parentNode.insertBefore( nDiv, oInit.table.nextSibling );
1064 $(_nInput).focus( function () {
1065 /* See if we want to 'tab into' the table or out */
1066 if ( !_bInputFocused )
1068 _bKeyCapture = true;
1069 _bInputFocused = false;
1070 if ( typeof oInit.focus.nodeName != "undefined" )
1072 _fnSetFocus( oInit.focus, oInit.initScroll );
1076 _fnSetFocus( _fnCellFromCoords( oInit.focus[0], oInit.focus[1]), oInit.initScroll );
1079 /* Need to interup the thread for this to work */
1080 setTimeout( function() { _nInput.blur(); }, 0 );
1083 _bKeyCapture = false;
1087 /* Set the initial focus on the table */
1088 if ( typeof oInit.focus.nodeName != "undefined" )
1090 _fnSetFocus( oInit.focus, oInit.initScroll );
1094 _fnSetFocus( _fnCellFromCoords( oInit.focus[0], oInit.focus[1]), oInit.initScroll );
1099 /* Add event listeners */
1100 $(document).bind( "keydown", _fnKey );
1104 $(_oDatatable.nTable).on( 'click', 'td', _fnClick );
1108 $(_nBody).on( 'click', 'td', _fnClick );
1111 /* Loose table focus when click outside the table */
1112 $(document).click( function(e) {
1113 var nTarget = e.target;
1114 var bTableClick = false;
1117 if ( nTarget == oInit.table )
1122 nTarget = nTarget.parentNode;
1131 var table, datatable;
1133 if ( oInit === undefined ) {
1134 table = $('table.KeyTable')[0];
1137 else if ( $.isPlainObject( oInit ) ) {
1138 table = oInit.table;
1139 datatable = oInit.datatable;
1142 datatable = new $.fn.dataTable.Api( oInit ).settings()[0];
1143 table = datatable.nTable;
1145 /* Initialise our new object */
1146 _fnInit( table, datatable, oInit, this );
1150 KeyTable.version = "1.2.1";
1153 $.fn.dataTable.KeyTable = KeyTable;
1154 $.fn.DataTable.KeyTable = KeyTable;
1161 // Define as an AMD module if possible
1162 if ( typeof define === 'function' && define.amd ) {
1163 define( ['jquery', 'datatables'], factory );
1165 else if ( typeof exports === 'object' ) {
1167 factory( require('jquery'), require('datatables') );
1169 else if ( jQuery && !jQuery.fn.dataTable.KeyTable ) {
1170 // Otherwise simply initialise as normal, stopping multiple evaluation
1171 factory( jQuery, jQuery.fn.dataTable );
1175 })(window, document);