source: public/vendors/dataTable/AutoFill-2.3.4/js/dataTables.autoFill.js@ 1c25bcf

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1/*! AutoFill 2.3.4
2 * ©2008-2019 SpryMedia Ltd - datatables.net/license
3 */
4
5/**
6 * @summary AutoFill
7 * @description Add Excel like click and drag auto-fill options to DataTables
8 * @version 2.3.4
9 * @file dataTables.autoFill.js
10 * @author SpryMedia Ltd (www.sprymedia.co.uk)
11 * @contact www.sprymedia.co.uk/contact
12 * @copyright Copyright 2010-2019 SpryMedia Ltd.
13 *
14 * This source file is free software, available under the following license:
15 * MIT license - http://datatables.net/license/mit
16 *
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.
20 *
21 * For details please refer to: http://www.datatables.net
22 */
23(function( factory ){
24 if ( typeof define === 'function' && define.amd ) {
25 // AMD
26 define( ['jquery', 'datatables.net'], function ( $ ) {
27 return factory( $, window, document );
28 } );
29 }
30 else if ( typeof exports === 'object' ) {
31 // CommonJS
32 module.exports = function (root, $) {
33 if ( ! root ) {
34 root = window;
35 }
36
37 if ( ! $ || ! $.fn.dataTable ) {
38 $ = require('datatables.net')(root, $).$;
39 }
40
41 return factory( $, root, root.document );
42 };
43 }
44 else {
45 // Browser
46 factory( jQuery, window, document );
47 }
48}(function( $, window, document, undefined ) {
49'use strict';
50var DataTable = $.fn.dataTable;
51
52
53var _instance = 0;
54
55/**
56 * AutoFill provides Excel like auto-fill features for a DataTable
57 *
58 * @class AutoFill
59 * @constructor
60 * @param {object} oTD DataTables settings object
61 * @param {object} oConfig Configuration object for AutoFill
62 */
63var AutoFill = function( dt, opts )
64{
65 if ( ! DataTable.versionCheck || ! DataTable.versionCheck( '1.10.8' ) ) {
66 throw( "Warning: AutoFill requires DataTables 1.10.8 or greater");
67 }
68
69 // User and defaults configuration object
70 this.c = $.extend( true, {},
71 DataTable.defaults.autoFill,
72 AutoFill.defaults,
73 opts
74 );
75
76 /**
77 * @namespace Settings object which contains customisable information for AutoFill instance
78 */
79 this.s = {
80 /** @type {DataTable.Api} DataTables' API instance */
81 dt: new DataTable.Api( dt ),
82
83 /** @type {String} Unique namespace for events attached to the document */
84 namespace: '.autoFill'+(_instance++),
85
86 /** @type {Object} Cached dimension information for use in the mouse move event handler */
87 scroll: {},
88
89 /** @type {integer} Interval object used for smooth scrolling */
90 scrollInterval: null,
91
92 handle: {
93 height: 0,
94 width: 0
95 },
96
97 /**
98 * Enabled setting
99 * @type {Boolean}
100 */
101 enabled: false
102 };
103
104
105 /**
106 * @namespace Common and useful DOM elements for the class instance
107 */
108 this.dom = {
109 /** @type {jQuery} AutoFill handle */
110 handle: $('<div class="dt-autofill-handle"/>'),
111
112 /**
113 * @type {Object} Selected cells outline - Need to use 4 elements,
114 * otherwise the mouse over if you back into the selected rectangle
115 * will be over that element, rather than the cells!
116 */
117 select: {
118 top: $('<div class="dt-autofill-select top"/>'),
119 right: $('<div class="dt-autofill-select right"/>'),
120 bottom: $('<div class="dt-autofill-select bottom"/>'),
121 left: $('<div class="dt-autofill-select left"/>')
122 },
123
124 /** @type {jQuery} Fill type chooser background */
125 background: $('<div class="dt-autofill-background"/>'),
126
127 /** @type {jQuery} Fill type chooser */
128 list: $('<div class="dt-autofill-list">'+this.s.dt.i18n('autoFill.info', '')+'<ul/></div>'),
129
130 /** @type {jQuery} DataTables scrolling container */
131 dtScroll: null,
132
133 /** @type {jQuery} Offset parent element */
134 offsetParent: null
135 };
136
137
138 /* Constructor logic */
139 this._constructor();
140};
141
142
143
144$.extend( AutoFill.prototype, {
145 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
146 * Public methods (exposed via the DataTables API below)
147 */
148 enabled: function ()
149 {
150 return this.s.enabled;
151 },
152
153
154 enable: function ( flag )
155 {
156 var that = this;
157
158 if ( flag === false ) {
159 return this.disable();
160 }
161
162 this.s.enabled = true;
163
164 this._focusListener();
165
166 this.dom.handle.on( 'mousedown', function (e) {
167 that._mousedown( e );
168 return false;
169 } );
170
171 return this;
172 },
173
174 disable: function ()
175 {
176 this.s.enabled = false;
177
178 this._focusListenerRemove();
179
180 return this;
181 },
182
183
184 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
185 * Constructor
186 */
187
188 /**
189 * Initialise the RowReorder instance
190 *
191 * @private
192 */
193 _constructor: function ()
194 {
195 var that = this;
196 var dt = this.s.dt;
197 var dtScroll = $('div.dataTables_scrollBody', this.s.dt.table().container());
198
199 // Make the instance accessible to the API
200 dt.settings()[0].autoFill = this;
201
202 if ( dtScroll.length ) {
203 this.dom.dtScroll = dtScroll;
204
205 // Need to scroll container to be the offset parent
206 if ( dtScroll.css('position') === 'static' ) {
207 dtScroll.css( 'position', 'relative' );
208 }
209 }
210
211 if ( this.c.enable !== false ) {
212 this.enable();
213 }
214
215 dt.on( 'destroy.autoFill', function () {
216 that._focusListenerRemove();
217 } );
218 },
219
220
221 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
222 * Private methods
223 */
224
225 /**
226 * Display the AutoFill drag handle by appending it to a table cell. This
227 * is the opposite of the _detach method.
228 *
229 * @param {node} node TD/TH cell to insert the handle into
230 * @private
231 */
232 _attach: function ( node )
233 {
234 var dt = this.s.dt;
235 var idx = dt.cell( node ).index();
236 var handle = this.dom.handle;
237 var handleDim = this.s.handle;
238
239 if ( ! idx || dt.columns( this.c.columns ).indexes().indexOf( idx.column ) === -1 ) {
240 this._detach();
241 return;
242 }
243
244 if ( ! this.dom.offsetParent ) {
245 // We attach to the table's offset parent
246 this.dom.offsetParent = $( dt.table().node() ).offsetParent();
247 }
248
249 if ( ! handleDim.height || ! handleDim.width ) {
250 // Append to document so we can get its size. Not expecting it to
251 // change during the life time of the page
252 handle.appendTo( 'body' );
253 handleDim.height = handle.outerHeight();
254 handleDim.width = handle.outerWidth();
255 }
256
257 // Might need to go through multiple offset parents
258 var offset = this._getPosition( node, this.dom.offsetParent );
259
260 this.dom.attachedTo = node;
261 handle
262 .css( {
263 top: offset.top + node.offsetHeight - handleDim.height,
264 left: offset.left + node.offsetWidth - handleDim.width
265 } )
266 .appendTo( this.dom.offsetParent );
267 },
268
269
270 /**
271 * Determine can the fill type should be. This can be automatic, or ask the
272 * end user.
273 *
274 * @param {array} cells Information about the selected cells from the key
275 * up function
276 * @private
277 */
278 _actionSelector: function ( cells )
279 {
280 var that = this;
281 var dt = this.s.dt;
282 var actions = AutoFill.actions;
283 var available = [];
284
285 // "Ask" each plug-in if it wants to handle this data
286 $.each( actions, function ( key, action ) {
287 if ( action.available( dt, cells ) ) {
288 available.push( key );
289 }
290 } );
291
292 if ( available.length === 1 && this.c.alwaysAsk === false ) {
293 // Only one action available - enact it immediately
294 var result = actions[ available[0] ].execute( dt, cells );
295 this._update( result, cells );
296 }
297 else {
298 // Multiple actions available - ask the end user what they want to do
299 var list = this.dom.list.children('ul').empty();
300
301 // Add a cancel option
302 available.push( 'cancel' );
303
304 $.each( available, function ( i, name ) {
305 list.append( $('<li/>')
306 .append(
307 '<div class="dt-autofill-question">'+
308 actions[ name ].option( dt, cells )+
309 '<div>'
310 )
311 .append( $('<div class="dt-autofill-button">' )
312 .append( $('<button class="'+AutoFill.classes.btn+'">'+dt.i18n('autoFill.button', '&gt;')+'</button>')
313 .on( 'click', function () {
314 var result = actions[ name ].execute(
315 dt, cells, $(this).closest('li')
316 );
317 that._update( result, cells );
318
319 that.dom.background.remove();
320 that.dom.list.remove();
321 } )
322 )
323 )
324 );
325 } );
326
327 this.dom.background.appendTo( 'body' );
328 this.dom.list.appendTo( 'body' );
329
330 this.dom.list.css( 'margin-top', this.dom.list.outerHeight()/2 * -1 );
331 }
332 },
333
334
335 /**
336 * Remove the AutoFill handle from the document
337 *
338 * @private
339 */
340 _detach: function ()
341 {
342 this.dom.attachedTo = null;
343 this.dom.handle.detach();
344 },
345
346
347 /**
348 * Draw the selection outline by calculating the range between the start
349 * and end cells, then placing the highlighting elements to draw a rectangle
350 *
351 * @param {node} target End cell
352 * @param {object} e Originating event
353 * @private
354 */
355 _drawSelection: function ( target, e )
356 {
357 // Calculate boundary for start cell to this one
358 var dt = this.s.dt;
359 var start = this.s.start;
360 var startCell = $(this.dom.start);
361 var end = {
362 row: this.c.vertical ?
363 dt.rows( { page: 'current' } ).nodes().indexOf( target.parentNode ) :
364 start.row,
365 column: this.c.horizontal ?
366 $(target).index() :
367 start.column
368 };
369 var colIndx = dt.column.index( 'toData', end.column );
370 var endRow = dt.row( ':eq('+end.row+')', { page: 'current' } ); // Workaround for M581
371 var endCell = $( dt.cell( endRow.index(), colIndx ).node() );
372
373 // Be sure that is a DataTables controlled cell
374 if ( ! dt.cell( endCell ).any() ) {
375 return;
376 }
377
378 // if target is not in the columns available - do nothing
379 if ( dt.columns( this.c.columns ).indexes().indexOf( colIndx ) === -1 ) {
380 return;
381 }
382
383 this.s.end = end;
384
385 var top, bottom, left, right, height, width;
386
387 top = start.row < end.row ? startCell : endCell;
388 bottom = start.row < end.row ? endCell : startCell;
389 left = start.column < end.column ? startCell : endCell;
390 right = start.column < end.column ? endCell : startCell;
391
392 top = this._getPosition( top.get(0) ).top;
393 left = this._getPosition( left.get(0) ).left;
394 height = this._getPosition( bottom.get(0) ).top + bottom.outerHeight() - top;
395 width = this._getPosition( right.get(0) ).left + right.outerWidth() - left;
396
397 var select = this.dom.select;
398 select.top.css( {
399 top: top,
400 left: left,
401 width: width
402 } );
403
404 select.left.css( {
405 top: top,
406 left: left,
407 height: height
408 } );
409
410 select.bottom.css( {
411 top: top + height,
412 left: left,
413 width: width
414 } );
415
416 select.right.css( {
417 top: top,
418 left: left + width,
419 height: height
420 } );
421 },
422
423
424 /**
425 * Use the Editor API to perform an update based on the new data for the
426 * cells
427 *
428 * @param {array} cells Information about the selected cells from the key
429 * up function
430 * @private
431 */
432 _editor: function ( cells )
433 {
434 var dt = this.s.dt;
435 var editor = this.c.editor;
436
437 if ( ! editor ) {
438 return;
439 }
440
441 // Build the object structure for Editor's multi-row editing
442 var idValues = {};
443 var nodes = [];
444 var fields = editor.fields();
445
446 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
447 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
448 var cell = cells[i][j];
449
450 // Determine the field name for the cell being edited
451 var col = dt.settings()[0].aoColumns[ cell.index.column ];
452 var fieldName = col.editField;
453
454 if ( fieldName === undefined ) {
455 var dataSrc = col.mData;
456
457 // dataSrc is the `field.data` property, but we need to set
458 // using the field name, so we need to translate from the
459 // data to the name
460 for ( var k=0, ken=fields.length ; k<ken ; k++ ) {
461 var field = editor.field( fields[k] );
462
463 if ( field.dataSrc() === dataSrc ) {
464 fieldName = field.name();
465 break;
466 }
467 }
468 }
469
470 if ( ! fieldName ) {
471 throw 'Could not automatically determine field data. '+
472 'Please see https://datatables.net/tn/11';
473 }
474
475 if ( ! idValues[ fieldName ] ) {
476 idValues[ fieldName ] = {};
477 }
478
479 var id = dt.row( cell.index.row ).id();
480 idValues[ fieldName ][ id ] = cell.set;
481
482 // Keep a list of cells so we can activate the bubble editing
483 // with them
484 nodes.push( cell.index );
485 }
486 }
487
488 // Perform the edit using bubble editing as it allows us to specify
489 // the cells to be edited, rather than using full rows
490 editor
491 .bubble( nodes, false )
492 .multiSet( idValues )
493 .submit();
494 },
495
496
497 /**
498 * Emit an event on the DataTable for listeners
499 *
500 * @param {string} name Event name
501 * @param {array} args Event arguments
502 * @private
503 */
504 _emitEvent: function ( name, args )
505 {
506 this.s.dt.iterator( 'table', function ( ctx, i ) {
507 $(ctx.nTable).triggerHandler( name+'.dt', args );
508 } );
509 },
510
511
512 /**
513 * Attach suitable listeners (based on the configuration) that will attach
514 * and detach the AutoFill handle in the document.
515 *
516 * @private
517 */
518 _focusListener: function ()
519 {
520 var that = this;
521 var dt = this.s.dt;
522 var namespace = this.s.namespace;
523 var focus = this.c.focus !== null ?
524 this.c.focus :
525 dt.init().keys || dt.settings()[0].keytable ?
526 'focus' :
527 'hover';
528
529 // All event listeners attached here are removed in the `destroy`
530 // callback in the constructor
531 if ( focus === 'focus' ) {
532 dt
533 .on( 'key-focus.autoFill', function ( e, dt, cell ) {
534 that._attach( cell.node() );
535 } )
536 .on( 'key-blur.autoFill', function ( e, dt, cell ) {
537 that._detach();
538 } );
539 }
540 else if ( focus === 'click' ) {
541 $(dt.table().body()).on( 'click'+namespace, 'td, th', function (e) {
542 that._attach( this );
543 } );
544
545 $(document.body).on( 'click'+namespace, function (e) {
546 if ( ! $(e.target).parents().filter( dt.table().body() ).length ) {
547 that._detach();
548 }
549 } );
550 }
551 else {
552 $(dt.table().body())
553 .on( 'mouseenter'+namespace, 'td, th', function (e) {
554 that._attach( this );
555 } )
556 .on( 'mouseleave'+namespace, function (e) {
557 if ( $(e.relatedTarget).hasClass('dt-autofill-handle') ) {
558 return;
559 }
560
561 that._detach();
562 } );
563 }
564 },
565
566
567 _focusListenerRemove: function ()
568 {
569 var dt = this.s.dt;
570
571 dt.off( '.autoFill' );
572 $(dt.table().body()).off( this.s.namespace );
573 $(document.body).off( this.s.namespace );
574 },
575
576
577 /**
578 * Get the position of a node, relative to another, including any scrolling
579 * offsets.
580 * @param {Node} node Node to get the position of
581 * @param {jQuery} targetParent Node to use as the parent
582 * @return {object} Offset calculation
583 * @private
584 */
585 _getPosition: function ( node, targetParent )
586 {
587 var
588 currNode = node,
589 currOffsetParent,
590 top = 0,
591 left = 0;
592
593 if ( ! targetParent ) {
594 targetParent = $( $( this.s.dt.table().node() )[0].offsetParent );
595 }
596
597 do {
598 // Don't use jQuery().position() the behaviour changes between 1.x and 3.x for
599 // tables
600 var positionTop = currNode.offsetTop;
601 var positionLeft = currNode.offsetLeft;
602
603 // jQuery doesn't give a `table` as the offset parent oddly, so use DOM directly
604 currOffsetParent = $( currNode.offsetParent );
605
606 top += positionTop + parseInt( currOffsetParent.css('border-top-width') ) * 1;
607 left += positionLeft + parseInt( currOffsetParent.css('border-left-width') ) * 1;
608
609 // Emergency fall back. Shouldn't happen, but just in case!
610 if ( currNode.nodeName.toLowerCase() === 'body' ) {
611 break;
612 }
613
614 currNode = currOffsetParent.get(0); // for next loop
615 }
616 while ( currOffsetParent.get(0) !== targetParent.get(0) )
617
618 return {
619 top: top,
620 left: left
621 };
622 },
623
624
625 /**
626 * Start mouse drag - selects the start cell
627 *
628 * @param {object} e Mouse down event
629 * @private
630 */
631 _mousedown: function ( e )
632 {
633 var that = this;
634 var dt = this.s.dt;
635
636 this.dom.start = this.dom.attachedTo;
637 this.s.start = {
638 row: dt.rows( { page: 'current' } ).nodes().indexOf( $(this.dom.start).parent()[0] ),
639 column: $(this.dom.start).index()
640 };
641
642 $(document.body)
643 .on( 'mousemove.autoFill', function (e) {
644 that._mousemove( e );
645 } )
646 .on( 'mouseup.autoFill', function (e) {
647 that._mouseup( e );
648 } );
649
650 var select = this.dom.select;
651 var offsetParent = $( dt.table().node() ).offsetParent();
652 select.top.appendTo( offsetParent );
653 select.left.appendTo( offsetParent );
654 select.right.appendTo( offsetParent );
655 select.bottom.appendTo( offsetParent );
656
657 this._drawSelection( this.dom.start, e );
658
659 this.dom.handle.css( 'display', 'none' );
660
661 // Cache scrolling information so mouse move doesn't need to read.
662 // This assumes that the window and DT scroller will not change size
663 // during an AutoFill drag, which I think is a fair assumption
664 var scrollWrapper = this.dom.dtScroll;
665 this.s.scroll = {
666 windowHeight: $(window).height(),
667 windowWidth: $(window).width(),
668 dtTop: scrollWrapper ? scrollWrapper.offset().top : null,
669 dtLeft: scrollWrapper ? scrollWrapper.offset().left : null,
670 dtHeight: scrollWrapper ? scrollWrapper.outerHeight() : null,
671 dtWidth: scrollWrapper ? scrollWrapper.outerWidth() : null
672 };
673 },
674
675
676 /**
677 * Mouse drag - selects the end cell and update the selection display for
678 * the end user
679 *
680 * @param {object} e Mouse move event
681 * @private
682 */
683 _mousemove: function ( e )
684 {
685 var that = this;
686 var dt = this.s.dt;
687 var name = e.target.nodeName.toLowerCase();
688 if ( name !== 'td' && name !== 'th' ) {
689 return;
690 }
691
692 this._drawSelection( e.target, e );
693 this._shiftScroll( e );
694 },
695
696
697 /**
698 * End mouse drag - perform the update actions
699 *
700 * @param {object} e Mouse up event
701 * @private
702 */
703 _mouseup: function ( e )
704 {
705 $(document.body).off( '.autoFill' );
706
707 var that = this;
708 var dt = this.s.dt;
709 var select = this.dom.select;
710 select.top.remove();
711 select.left.remove();
712 select.right.remove();
713 select.bottom.remove();
714
715 this.dom.handle.css( 'display', 'block' );
716
717 // Display complete - now do something useful with the selection!
718 var start = this.s.start;
719 var end = this.s.end;
720
721 // Haven't selected multiple cells, so nothing to do
722 if ( start.row === end.row && start.column === end.column ) {
723 return;
724 }
725
726 var startDt = dt.cell( ':eq('+start.row+')', start.column+':visible', {page:'current'} );
727
728 // If Editor is active inside this cell (inline editing) we need to wait for Editor to
729 // submit and then we can loop back and trigger the fill.
730 if ( $('div.DTE', startDt.node()).length ) {
731 var editor = dt.editor();
732
733 editor
734 .on( 'submitSuccess.dtaf close.dtaf', function () {
735 editor.off( '.dtaf');
736
737 setTimeout( function () {
738 that._mouseup( e );
739 }, 100 );
740 } )
741 .on( 'submitComplete.dtaf preSubmitCancelled.dtaf close.dtaf', function () {
742 editor.off( '.dtaf');
743 } );
744
745 // Make the current input submit
746 editor.submit();
747
748 return;
749 }
750
751 // Build a matrix representation of the selected rows
752 var rows = this._range( start.row, end.row );
753 var columns = this._range( start.column, end.column );
754 var selected = [];
755 var dtSettings = dt.settings()[0];
756 var dtColumns = dtSettings.aoColumns;
757 var enabledColumns = dt.columns( this.c.columns ).indexes();
758
759 // Can't use Array.prototype.map as IE8 doesn't support it
760 // Can't use $.map as jQuery flattens 2D arrays
761 // Need to use a good old fashioned for loop
762 for ( var rowIdx=0 ; rowIdx<rows.length ; rowIdx++ ) {
763 selected.push(
764 $.map( columns, function (column) {
765 var row = dt.row( ':eq('+rows[rowIdx]+')', {page:'current'} ); // Workaround for M581
766 var cell = dt.cell( row.index(), column+':visible' );
767 var data = cell.data();
768 var cellIndex = cell.index();
769 var editField = dtColumns[ cellIndex.column ].editField;
770
771 if ( editField !== undefined ) {
772 data = dtSettings.oApi._fnGetObjectDataFn( editField )( dt.row( cellIndex.row ).data() );
773 }
774
775 if ( enabledColumns.indexOf(cellIndex.column) === -1 ) {
776 return;
777 }
778
779 return {
780 cell: cell,
781 data: data,
782 label: cell.data(),
783 index: cellIndex
784 };
785 } )
786 );
787 }
788
789 this._actionSelector( selected );
790
791 // Stop shiftScroll
792 clearInterval( this.s.scrollInterval );
793 this.s.scrollInterval = null;
794 },
795
796
797 /**
798 * Create an array with a range of numbers defined by the start and end
799 * parameters passed in (inclusive!).
800 *
801 * @param {integer} start Start
802 * @param {integer} end End
803 * @private
804 */
805 _range: function ( start, end )
806 {
807 var out = [];
808 var i;
809
810 if ( start <= end ) {
811 for ( i=start ; i<=end ; i++ ) {
812 out.push( i );
813 }
814 }
815 else {
816 for ( i=start ; i>=end ; i-- ) {
817 out.push( i );
818 }
819 }
820
821 return out;
822 },
823
824
825 /**
826 * Move the window and DataTables scrolling during a drag to scroll new
827 * content into view. This is done by proximity to the edge of the scrolling
828 * container of the mouse - for example near the top edge of the window
829 * should scroll up. This is a little complicated as there are two elements
830 * that can be scrolled - the window and the DataTables scrolling view port
831 * (if scrollX and / or scrollY is enabled).
832 *
833 * @param {object} e Mouse move event object
834 * @private
835 */
836 _shiftScroll: function ( e )
837 {
838 var that = this;
839 var dt = this.s.dt;
840 var scroll = this.s.scroll;
841 var runInterval = false;
842 var scrollSpeed = 5;
843 var buffer = 65;
844 var
845 windowY = e.pageY - document.body.scrollTop,
846 windowX = e.pageX - document.body.scrollLeft,
847 windowVert, windowHoriz,
848 dtVert, dtHoriz;
849
850 // Window calculations - based on the mouse position in the window,
851 // regardless of scrolling
852 if ( windowY < buffer ) {
853 windowVert = scrollSpeed * -1;
854 }
855 else if ( windowY > scroll.windowHeight - buffer ) {
856 windowVert = scrollSpeed;
857 }
858
859 if ( windowX < buffer ) {
860 windowHoriz = scrollSpeed * -1;
861 }
862 else if ( windowX > scroll.windowWidth - buffer ) {
863 windowHoriz = scrollSpeed;
864 }
865
866 // DataTables scrolling calculations - based on the table's position in
867 // the document and the mouse position on the page
868 if ( scroll.dtTop !== null && e.pageY < scroll.dtTop + buffer ) {
869 dtVert = scrollSpeed * -1;
870 }
871 else if ( scroll.dtTop !== null && e.pageY > scroll.dtTop + scroll.dtHeight - buffer ) {
872 dtVert = scrollSpeed;
873 }
874
875 if ( scroll.dtLeft !== null && e.pageX < scroll.dtLeft + buffer ) {
876 dtHoriz = scrollSpeed * -1;
877 }
878 else if ( scroll.dtLeft !== null && e.pageX > scroll.dtLeft + scroll.dtWidth - buffer ) {
879 dtHoriz = scrollSpeed;
880 }
881
882 // This is where it gets interesting. We want to continue scrolling
883 // without requiring a mouse move, so we need an interval to be
884 // triggered. The interval should continue until it is no longer needed,
885 // but it must also use the latest scroll commands (for example consider
886 // that the mouse might move from scrolling up to scrolling left, all
887 // with the same interval running. We use the `scroll` object to "pass"
888 // this information to the interval. Can't use local variables as they
889 // wouldn't be the ones that are used by an already existing interval!
890 if ( windowVert || windowHoriz || dtVert || dtHoriz ) {
891 scroll.windowVert = windowVert;
892 scroll.windowHoriz = windowHoriz;
893 scroll.dtVert = dtVert;
894 scroll.dtHoriz = dtHoriz;
895 runInterval = true;
896 }
897 else if ( this.s.scrollInterval ) {
898 // Don't need to scroll - remove any existing timer
899 clearInterval( this.s.scrollInterval );
900 this.s.scrollInterval = null;
901 }
902
903 // If we need to run the interval to scroll and there is no existing
904 // interval (if there is an existing one, it will continue to run)
905 if ( ! this.s.scrollInterval && runInterval ) {
906 this.s.scrollInterval = setInterval( function () {
907 // Don't need to worry about setting scroll <0 or beyond the
908 // scroll bound as the browser will just reject that.
909 if ( scroll.windowVert ) {
910 document.body.scrollTop += scroll.windowVert;
911 }
912 if ( scroll.windowHoriz ) {
913 document.body.scrollLeft += scroll.windowHoriz;
914 }
915
916 // DataTables scrolling
917 if ( scroll.dtVert || scroll.dtHoriz ) {
918 var scroller = that.dom.dtScroll[0];
919
920 if ( scroll.dtVert ) {
921 scroller.scrollTop += scroll.dtVert;
922 }
923 if ( scroll.dtHoriz ) {
924 scroller.scrollLeft += scroll.dtHoriz;
925 }
926 }
927 }, 20 );
928 }
929 },
930
931
932 /**
933 * Update the DataTable after the user has selected what they want to do
934 *
935 * @param {false|undefined} result Return from the `execute` method - can
936 * be false internally to do nothing. This is not documented for plug-ins
937 * and is used only by the cancel option.
938 * @param {array} cells Information about the selected cells from the key
939 * up function, argumented with the set values
940 * @private
941 */
942 _update: function ( result, cells )
943 {
944 // Do nothing on `false` return from an execute function
945 if ( result === false ) {
946 return;
947 }
948
949 var dt = this.s.dt;
950 var cell;
951 var columns = dt.columns( this.c.columns ).indexes();
952
953 // Potentially allow modifications to the cells matrix
954 this._emitEvent( 'preAutoFill', [ dt, cells ] );
955
956 this._editor( cells );
957
958 // Automatic updates are not performed if `update` is null and the
959 // `editor` parameter is passed in - the reason being that Editor will
960 // update the data once submitted
961 var update = this.c.update !== null ?
962 this.c.update :
963 this.c.editor ?
964 false :
965 true;
966
967 if ( update ) {
968 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
969 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
970 cell = cells[i][j];
971
972 if ( columns.indexOf(cell.index.column) !== -1 ) {
973 cell.cell.data( cell.set );
974 }
975 }
976 }
977
978 dt.draw(false);
979 }
980
981 this._emitEvent( 'autoFill', [ dt, cells ] );
982 }
983} );
984
985
986/**
987 * AutoFill actions. The options here determine how AutoFill will fill the data
988 * in the table when the user has selected a range of cells. Please see the
989 * documentation on the DataTables site for full details on how to create plug-
990 * ins.
991 *
992 * @type {Object}
993 */
994AutoFill.actions = {
995 increment: {
996 available: function ( dt, cells ) {
997 var d = cells[0][0].label;
998
999 // is numeric test based on jQuery's old `isNumeric` function
1000 return !isNaN( d - parseFloat( d ) );
1001 },
1002
1003 option: function ( dt, cells ) {
1004 return dt.i18n(
1005 'autoFill.increment',
1006 'Increment / decrement each cell by: <input type="number" value="1">'
1007 );
1008 },
1009
1010 execute: function ( dt, cells, node ) {
1011 var value = cells[0][0].data * 1;
1012 var increment = $('input', node).val() * 1;
1013
1014 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
1015 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
1016 cells[i][j].set = value;
1017
1018 value += increment;
1019 }
1020 }
1021 }
1022 },
1023
1024 fill: {
1025 available: function ( dt, cells ) {
1026 return true;
1027 },
1028
1029 option: function ( dt, cells ) {
1030 return dt.i18n('autoFill.fill', 'Fill all cells with <i>'+cells[0][0].label+'</i>' );
1031 },
1032
1033 execute: function ( dt, cells, node ) {
1034 var value = cells[0][0].data;
1035
1036 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
1037 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
1038 cells[i][j].set = value;
1039 }
1040 }
1041 }
1042 },
1043
1044 fillHorizontal: {
1045 available: function ( dt, cells ) {
1046 return cells.length > 1 && cells[0].length > 1;
1047 },
1048
1049 option: function ( dt, cells ) {
1050 return dt.i18n('autoFill.fillHorizontal', 'Fill cells horizontally' );
1051 },
1052
1053 execute: function ( dt, cells, node ) {
1054 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
1055 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
1056 cells[i][j].set = cells[i][0].data;
1057 }
1058 }
1059 }
1060 },
1061
1062 fillVertical: {
1063 available: function ( dt, cells ) {
1064 return cells.length > 1 && cells[0].length > 1;
1065 },
1066
1067 option: function ( dt, cells ) {
1068 return dt.i18n('autoFill.fillVertical', 'Fill cells vertically' );
1069 },
1070
1071 execute: function ( dt, cells, node ) {
1072 for ( var i=0, ien=cells.length ; i<ien ; i++ ) {
1073 for ( var j=0, jen=cells[i].length ; j<jen ; j++ ) {
1074 cells[i][j].set = cells[0][j].data;
1075 }
1076 }
1077 }
1078 },
1079
1080 // Special type that does not make itself available, but is added
1081 // automatically by AutoFill if a multi-choice list is shown. This allows
1082 // sensible code reuse
1083 cancel: {
1084 available: function () {
1085 return false;
1086 },
1087
1088 option: function ( dt ) {
1089 return dt.i18n('autoFill.cancel', 'Cancel' );
1090 },
1091
1092 execute: function () {
1093 return false;
1094 }
1095 }
1096};
1097
1098
1099/**
1100 * AutoFill version
1101 *
1102 * @static
1103 * @type String
1104 */
1105AutoFill.version = '2.3.4';
1106
1107
1108/**
1109 * AutoFill defaults
1110 *
1111 * @namespace
1112 */
1113AutoFill.defaults = {
1114 /** @type {Boolean} Ask user what they want to do, even for a single option */
1115 alwaysAsk: false,
1116
1117 /** @type {string|null} What will trigger a focus */
1118 focus: null, // focus, click, hover
1119
1120 /** @type {column-selector} Columns to provide auto fill for */
1121 columns: '', // all
1122
1123 /** @type {Boolean} Enable AutoFill on load */
1124 enable: true,
1125
1126 /** @type {boolean|null} Update the cells after a drag */
1127 update: null, // false is editor given, true otherwise
1128
1129 /** @type {DataTable.Editor} Editor instance for automatic submission */
1130 editor: null,
1131
1132 /** @type {boolean} Enable vertical fill */
1133 vertical: true,
1134
1135 /** @type {boolean} Enable horizontal fill */
1136 horizontal: true
1137};
1138
1139
1140/**
1141 * Classes used by AutoFill that are configurable
1142 *
1143 * @namespace
1144 */
1145AutoFill.classes = {
1146 /** @type {String} Class used by the selection button */
1147 btn: 'btn'
1148};
1149
1150
1151/*
1152 * API
1153 */
1154var Api = $.fn.dataTable.Api;
1155
1156// Doesn't do anything - Not documented
1157Api.register( 'autoFill()', function () {
1158 return this;
1159} );
1160
1161Api.register( 'autoFill().enabled()', function () {
1162 var ctx = this.context[0];
1163
1164 return ctx.autoFill ?
1165 ctx.autoFill.enabled() :
1166 false;
1167} );
1168
1169Api.register( 'autoFill().enable()', function ( flag ) {
1170 return this.iterator( 'table', function ( ctx ) {
1171 if ( ctx.autoFill ) {
1172 ctx.autoFill.enable( flag );
1173 }
1174 } );
1175} );
1176
1177Api.register( 'autoFill().disable()', function () {
1178 return this.iterator( 'table', function ( ctx ) {
1179 if ( ctx.autoFill ) {
1180 ctx.autoFill.disable();
1181 }
1182 } );
1183} );
1184
1185
1186// Attach a listener to the document which listens for DataTables initialisation
1187// events so we can automatically initialise
1188$(document).on( 'preInit.dt.autofill', function (e, settings, json) {
1189 if ( e.namespace !== 'dt' ) {
1190 return;
1191 }
1192
1193 var init = settings.oInit.autoFill;
1194 var defaults = DataTable.defaults.autoFill;
1195
1196 if ( init || defaults ) {
1197 var opts = $.extend( {}, init, defaults );
1198
1199 if ( init !== false ) {
1200 new AutoFill( settings, opts );
1201 }
1202 }
1203} );
1204
1205
1206// Alias for access
1207DataTable.AutoFill = AutoFill;
1208DataTable.AutoFill = AutoFill;
1209
1210
1211return AutoFill;
1212}));
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