1 line
6.5 KiB
JavaScript
1 line
6.5 KiB
JavaScript
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(function($){var hasTouch="ontouchstart" in document.documentElement,startEvent=hasTouch?"touchstart":"mousedown",moveEvent=hasTouch?"touchmove":"mousemove",endEvent=hasTouch?"touchend":"mouseup";if(hasTouch){$.each("touchstart touchmove touchend".split(" "),function(i,name){jQuery.event.fixHooks[name]=jQuery.event.mouseHooks})}jQuery.tableDnD={currentTable:null,dragObject:null,mouseOffset:null,oldY:0,build:function(options){this.each(function(){this.tableDnDConfig=jQuery.extend({onDragStyle:null,onDropStyle:null,onDragClass:"tDnD_whileDrag",onDrop:null,onDragStart:null,scrollAmount:5,serializeRegexp:/[^\-]*$/,serializeParamName:null,dragHandle:null},options||{});jQuery.tableDnD.makeDraggable(this)});return this},makeDraggable:function(table){var config=table.tableDnDConfig;if(config.dragHandle){var cells=jQuery(table.tableDnDConfig.dragHandle,table);cells.each(function(){jQuery(this).bind(startEvent,function(ev){jQuery.tableDnD.initialiseDrag(jQuery(this).parents("tr")[0],table,this,ev,config);return false})})}else{var rows=jQuery("tr",table);rows.each(function(){var row=jQuery(this);if(!row.hasClass("nodrag")){row.bind(startEvent,function(ev){if(ev.target.tagName=="TD"){jQuery.tableDnD.initialiseDrag(this,table,this,ev,config);return false}}).css("cursor","move")}})}},initialiseDrag:function(dragObject,table,target,evnt,config){jQuery.tableDnD.dragObject=dragObject;jQuery.tableDnD.currentTable=table;jQuery.tableDnD.mouseOffset=jQuery.tableDnD.getMouseOffset(target,evnt);jQuery.tableDnD.originalOrder=jQuery.tableDnD.serialize();jQuery(document).bind(moveEvent,jQuery.tableDnD.mousemove).bind(endEvent,jQuery.tableDnD.mouseup);if(config.onDragStart){config.onDragStart(table,target)}},updateTables:function(){this.each(function(){if(this.tableDnDConfig){jQuery.tableDnD.makeDraggable(this)}})},mouseCoords:function(ev){if(ev.pageX||ev.pageY){return{x:ev.pageX,y:ev.pageY}}return{x:ev.clientX+document.body.scrollLeft-document.body.clientLeft,y:ev.clientY+document.body.scrollTop-document.body.clientTop}},getMouseOffset:function(target,ev){ev=ev||window.event;var docPos=this.getPosition(target);var mousePos=this.mouseCoords(ev);return{x:mousePos.x-docPos.x,y:mousePos.y-docPos.y}},getPosition:function(e){var left=0;var top=0;if(e.offsetHeight==0){e=e.firstChild}while(e.offsetParent){left+=e.offsetLeft;top+=e.offsetTop;e=e.offsetParent}left+=e.offsetLeft;top+=e.offsetTop;return{x:left,y:top}},mousemove:function(ev){if(jQuery.tableDnD.dragObject==null){return}if(ev.type=="touchmove"){event.preventDefault()}var dragObj=jQuery(jQuery.tableDnD.dragObject);var config=jQuery.tableDnD.currentTable.tableDnDConfig;var mousePos=jQuery.tableDnD.mouseCoords(ev);var y=mousePos.y-jQuery.tableDnD.mouseOffset.y;var yOffset=window.pageYOffset;if(document.all){if(typeof document.compatMode!="undefined"&&document.compatMode!="BackCompat"){yOffset=document.documentElement.scrollTop}else{if(typeof document.body!="undefined"){yOffset=document.body.scrollTop}}}if(mousePos.y-yOffset<config.scrollAmount){window.scrollBy(0,-config.scrollAmount)}else{var windowHeight=window.innerHeight?window.innerHeight:document.documentElement.clientHeight?document.documentElement.clientHeight:document.body.clientHeight;if(windowHeight-(mousePos.y-yOffset)<config.scrollAmount){window.scrollBy(0,config.scrollAmount)}}if(y!=jQuery.tableDnD.oldY){var movingDown=y>jQuery.tableDnD.oldY;jQuery.tableDnD.oldY=y;if(config.onDragClass){dragObj.addClass(config.onDragClass)}else{dragObj.css(config.onDragStyle)}var currentRow=jQuery.tableDnD.findDropTargetRow(dragObj,y);if(currentRow){if(movingDown&&jQuery.tableDnD.dragObject!=currentRow){jQuery.tableDnD.dragObject.parentNode.insertBefore(jQuery.tableDnD.dragObject,currentRow.nextSibling)}else{if(!movingDown&&jQuery.tableDnD.dragObject!=currentRow){jQuery.tableDnD.dragObject.parentNode.insertBefore(jQuery.tableDnD.dragObject,currentRow)}}}}return false},findDropTargetRow:function(draggedRow,y){var rows=jQuery.tableDnD.currentTable.rows;for(var i=0;i<rows.length;i++){var row=rows[i];var rowY=this.getPosition(row).y;var rowHeight=parseIn
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