xref: /plugin/yuriigantt/3rd/dhtmlxgantt/ext/dhtmlxgantt_keyboard_navigation.js.map

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docElem.scrollLeft || body.scrollLeft;\n\t\tvar clientTop = docElem.clientTop || body.clientTop || 0;\n\t\tvar clientLeft = docElem.clientLeft || body.clientLeft || 0;\n\t\ttop  = box.top +  scrollTop - clientTop;\n\t\tleft = box.left + scrollLeft - clientLeft;\n\n\t\tright = document.body.offsetWidth - box.right;\n\t\tbottom = document.body.offsetHeight - box.bottom;\n\t} else { //fallback to naive approach\n\t\twhile(elem) {\n\t\t\ttop = top + parseInt(elem.offsetTop,10);\n\t\t\tleft = left + parseInt(elem.offsetLeft,10);\n\t\t\telem = elem.offsetParent;\n\t\t}\n\n\t\tright = document.body.offsetWidth - elem.offsetWidth - left;\n\t\tbottom = document.body.offsetHeight - elem.offsetHeight - top;\n\t}\n\treturn { y: Math.round(top), x: Math.round(left), width:elem.offsetWidth, height:elem.offsetHeight, right: Math.round(right), bottom: Math.round(bottom) };\n}\n\nfunction isVisible(node){\n\tvar display = false,\n\t\tvisibility = false;\n\tif(window.getComputedStyle){\n\t\tvar style = window.getComputedStyle(node, null);\n\t\tdisplay = style[\"display\"];\n\t\tvisibility = style[\"visibility\"];\n\t}else if(node.currentStyle){\n\t\tdisplay = node.currentStyle[\"display\"];\n\t\tvisibility = node.currentStyle[\"visibility\"];\n\t}\n\treturn (display != \"none\" && visibility != \"hidden\");\n}\n\nfunction hasNonNegativeTabIndex(node){\n\treturn !isNaN(node.getAttribute(\"tabindex\")) && (node.getAttribute(\"tabindex\")*1 >= 0);\n}\n\nfunction hasHref(node){\n\tvar canHaveHref = {\"a\": true, \"area\": true};\n\tif(canHaveHref[node.nodeName.loLowerCase()]){\n\t\treturn !!node.getAttribute(\"href\");\n\t}\n\treturn true;\n}\n\nfunction isEnabled(node){\n\tvar canDisable = {\"input\":true, \"select\":true, \"textarea\":true, \"button\":true, \"object\":true};\n\tif(canDisable[node.nodeName.toLowerCase()]){\n\t\treturn !node.hasAttribute(\"disabled\");\n\t}\n\n\treturn true;\n}\n\nfunction getFocusableNodes(root){\n\tvar nodes = root.querySelectorAll([\n\t\t\"a[href]\",\n\t\t\"area[href]\",\n\t\t\"input\",\n\t\t\"select\",\n\t\t\"textarea\",\n\t\t\"button\",\n\t\t\"iframe\",\n\t\t\"object\",\n\t\t\"embed\",\n\t\t\"[tabindex]\",\n\t\t\"[contenteditable]\"\n\t].join(\", \"));\n\n\tvar nodesArray = Array.prototype.slice.call(nodes, 0);\n\tfor(var i = 0; i < nodesArray.length; i++){\n\t\tvar node = nodesArray[i];\n\t\tvar isValid = (hasNonNegativeTabIndex(node)  || isEnabled(node) || hasHref(node)) && isVisible(node);\n\t\tif(!isValid){\n\t\t\tnodesArray.splice(i, 1);\n\t\t\ti--;\n\t\t}\n\t}\n\treturn nodesArray;\n}\n\nfunction getScrollSize(){\n\tvar div = document.createElement(\"div\");\n\tdiv.style.cssText=\"visibility:hidden;position:absolute;left:-1000px;width:100px;padding:0px;margin:0px;height:110px;min-height:100px;overflow-y:scroll;\";\n\n\tdocument.body.appendChild(div);\n\tvar width = div.offsetWidth-div.clientWidth;\n\tdocument.body.removeChild(div);\n\n\treturn width;\n}\n\nfunction getClassName(node){\n\tif(!node) return \"\";\n\n\tvar className = node.className || \"\";\n\tif(className.baseVal)//'className' exist but not a string - IE svg element in DOM\n\t\tclassName = className.baseVal;\n\n\tif(!className.indexOf)\n\t\tclassName = \"\";\n\n\treturn _trimString(className);\n}\n\nfunction addClassName(node, className){\n\tif (className && node.className.indexOf(className) === -1) {\n\t\tnode.className += \" \" + className;\n\t}\n}\n\nfunction removeClassName(node, name) {\n\tname = name.split(\" \");\n\tfor (var i = 0; i < name.length; i++) {\n\t\tvar regEx = new RegExp(\"\\\\s?\\\\b\" + name[i] + \"\\\\b(?![-_.])\", \"\");\n\t\tnode.className = node.className.replace(regEx, \"\");\n\t}\n}\n\nfunction hasClass(element, className){\n\tif ('classList' in element) {\n\t\treturn element.classList.contains(className);\n\t} else { \n\t\treturn new RegExp(\"\\\\b\" + className + \"\\\\b\").test(element.className);\n\t}\n}\n\nfunction toNode(node) {\n\tif (typeof node === \"string\") {\n\t\treturn (document.getElementById(node) || document.querySelector(node) || document.body);\n\t}\n\treturn node || document.body;\n}\n\nvar _slave = document.createElement(\"div\");\nfunction insert(node, newone) {\n\t_slave.innerHTML = newone;\n\tvar child = _slave.firstChild;\n\tnode.appendChild(child);\n\treturn child;\n}\n\nfunction remove(node) {\n\tif (node && node.parentNode) {\n\t\tnode.parentNode.removeChild(node);\n\t}\n}\n\nfunction getChildren(node, css) {\n\tvar ch = node.childNodes;\n\tvar len = ch.length;\n\tvar out = [];\n\tfor (var i = 0; i < len; i++) {\n\t\tvar obj = ch[i];\n\t\tif (obj.className && obj.className.indexOf(css) !== -1) {\n\t\t\tout.push(obj);\n\t\t}\n\t}\n\treturn out;\n}\n\nfunction getTargetNode(e){\n\tvar trg;\n\tif (e.tagName)\n\t\ttrg = e;\n\telse {\n\t\te=e||window.event;\n\t\ttrg=e.target||e.srcElement;\n\t}\n\treturn trg;\n}\n\nfunction locateAttribute(e, attribute) {\n\tif(!attribute) return;\n\n\tvar trg = getTargetNode(e);\n\n\twhile (trg){\n\t\tif (trg.getAttribute){\t//text nodes has not getAttribute\n\t\t\tvar test = trg.getAttribute(attribute);\n\t\t\tif (test) return trg;\n\t\t}\n\t\ttrg=trg.parentNode;\n\t}\n\treturn null;\n}\n\nfunction _trimString(str){\n\tvar func = String.prototype.trim || function(){ return this.replace(/^\\s+|\\s+$/g, \"\"); };\n\treturn func.apply(str);\n}\n\nfunction locateClassName(e, classname, strict){\n\tvar trg = getTargetNode(e);\n\tvar css = \"\";\n\n\tif(strict === undefined)\n\t\tstrict = true;\n\n\twhile (trg){\n\t\tcss = getClassName(trg);\n\t\tif(css){\n\t\t\tvar ind = css.indexOf(classname);\n\t\t\tif (ind >= 0){\n\t\t\t\tif (!strict)\n\t\t\t\t\treturn trg;\n\n\t\t\t\t//check that we have exact match\n\t\t\t\tvar left = (ind === 0) || (!_trimString(css.charAt(ind - 1)));\n\t\t\t\tvar right = ((ind + classname.length >= css.length)) || (!_trimString(css.charAt(ind + classname.length)));\n\n\t\t\t\tif (left && right)\n\t\t\t\t\treturn trg;\n\t\t\t}\n\t\t}\n\t\ttrg=trg.parentNode;\n\t}\n\treturn null;\n}\n\n/*\nevent position relatively to DOM element\n */\nfunction getRelativeEventPosition(ev, node){\n\tvar d = document.documentElement;\n\tvar box = elementPosition(node);\n\n\treturn {\n\t\tx: ev.clientX + d.scrollLeft - d.clientLeft - box.x + node.scrollLeft,\n\t\ty: ev.clientY + d.scrollTop - d.clientTop - box.y + node.scrollTop\n\t};\n}\n\nfunction isChildOf(child, parent){\n\tif(!child || !parent){\n\t\treturn false;\n\t}\n\n\twhile(child && child != parent) {\n\t\tchild = child.parentNode;\n\t}\n\n\treturn child === parent;\n}\n\nfunction closest(element, selector){\n\tif(element.closest){\n\t\treturn element.closest(selector);\n\t}else if(element.matches || element.msMatchesSelector || element.webkitMatchesSelector){\n\t\tvar el = element;\n\t\tif (!document.documentElement.contains(el)) return null;\n\t\tdo {\n\t\t\tvar method = el.matches || el.msMatchesSelector || el.webkitMatchesSelector;\n\n\t\t\tif (method.call(el, selector)) return el;\n\t\t\tel = el.parentElement || el.parentNode;\n\t\t} while (el !== null && el.nodeType === 1); \n\t\treturn null;\n\t}else{\n\t\t// eslint-disable-next-line no-console\n\t\tconsole.error(\"Your browser is not supported\");\n\t\treturn null;\n\t}\n}\n\nmodule.exports = {\n\tgetNodePosition: elementPosition,\n\tgetFocusableNodes: getFocusableNodes,\n\tgetScrollSize: getScrollSize,\n\tgetClassName: getClassName,\n\taddClassName: addClassName,\n\tremoveClassName: removeClassName,\n\tinsertNode: insert,\n\tremoveNode: remove,\n\tgetChildNodes: getChildren,\n\ttoNode: toNode,\n\tlocateClassName:locateClassName,\n\tlocateAttribute: locateAttribute,\n\tgetTargetNode: getTargetNode,\n\tgetRelativeEventPosition: getRelativeEventPosition,\n\tisChildOf: isChildOf,\n\thasClass: hasClass,\n\tclosest: closest\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.dispatcher = {\n\t\tisActive: false,\n\t\tactiveNode: null,\n\t\tglobalNode: new gantt.$keyboardNavigation.GanttNode(),\n\n\t\tenable: function () {\n\t\t\tthis.isActive = true;\n\t\t\tthis.globalNode.enable();\n\t\t\tthis.setActiveNode(this.getActiveNode());\n\t\t},\n\n\t\tdisable: function () {\n\t\t\tthis.isActive = false;\n\t\t\tthis.globalNode.disable();\n\t\t},\n\n\t\tisEnabled: function () {\n\t\t\treturn !!this.isActive;\n\t\t},\n\n\t\tgetDefaultNode: function () {\n\t\t\tvar node;\n\t\t\tif (gantt.config.keyboard_navigation_cells) {\n\t\t\t\tnode = new gantt.$keyboardNavigation.TaskCell();\n\t\t\t} else {\n\t\t\t\tnode = new gantt.$keyboardNavigation.TaskRow();\n\t\t\t}\n\n\t\t\tif (!node.isValid()) {\n\t\t\t\tnode = node.fallback();\n\t\t\t}\n\t\t\treturn node;\n\t\t},\n\n\t\tsetDefaultNode: function () {\n\t\t\tthis.setActiveNode(this.getDefaultNode());\n\t\t},\n\n\t\tgetActiveNode: function () {\n\t\t\tvar node = this.activeNode;\n\t\t\tif (node && !node.isValid()) {\n\t\t\t\tnode = node.fallback();\n\t\t\t}\n\t\t\treturn node;\n\t\t},\n\n\t\tfromDomElement: function(e){\n\t\t\tvar inputs = [\n\t\t\t\tgantt.$keyboardNavigation.TaskRow,\n\t\t\t\tgantt.$keyboardNavigation.TaskCell,\n\t\t\t\tgantt.$keyboardNavigation.HeaderCell\n\t\t\t];\n\t\t\tfor(var i = 0; i < inputs.length; i++){\n\t\t\t\tif(inputs[i].prototype.fromDomElement){\n\t\t\t\t\tvar node = inputs[i].prototype.fromDomElement(e);\n\t\t\t\t\tif(node) return node;\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn null;\n\t\t},\n\n\t\tfocusGlobalNode: function () {\n\t\t\tthis.blurNode(this.globalNode);\n\t\t\tthis.focusNode(this.globalNode);\n\t\t},\n\n\t\tsetActiveNode: function (el) {\n\t\t\t//console.trace()\n\t\t\tvar focusChanged = true;\n\t\t\tif (this.activeNode) {\n\t\t\t\tif (this.activeNode.compareTo(el)) {\n\t\t\t\t\tfocusChanged = false;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (this.isEnabled()) {\n\t\t\t\tif(focusChanged)\n\t\t\t\t\tthis.blurNode(this.activeNode);\n\n\t\t\t\tthis.activeNode = el;\n\t\t\t\tthis.focusNode(this.activeNode, !focusChanged);\n\t\t\t}\n\t\t},\n\n\t\tfocusNode: function (el, keptFocus) {\n\t\t\tif (el && el.focus) {\n\t\t\t\tel.focus(keptFocus);\n\t\t\t}\n\t\t},\n\t\tblurNode: function (el) {\n\t\t\tif (el && el.blur) {\n\t\t\t\tel.blur();\n\t\t\t}\n\t\t},\n\n\t\tkeyDownHandler: function (e) {\n\n\t\t\tif (gantt.$keyboardNavigation.isModal())\n\t\t\t\treturn;\n\n\t\t\tif (!this.isEnabled())\n\t\t\t\treturn;\n\n\t\t\te = e || window.event;\n\n\n\t\t\tif(e.defaultPrevented){\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tvar ganttNode = this.globalNode;\n\n\t\t\tvar command = gantt.$keyboardNavigation.shortcuts.getCommandFromEvent(e);\n\n\t\t\tvar activeElement = this.getActiveNode();\n\t\t\tvar eventFacade = gantt.$keyboardNavigation.facade;\n\t\t\tif(eventFacade.callEvent(\"onKeyDown\", [command, e]) === false){\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif (!activeElement) {\n\t\t\t\tthis.setDefaultNode();\n\t\t\t} else if (activeElement.findHandler(command)) {\n\t\t\t\tactiveElement.doAction(command, e);\n\t\t\t} else if (ganttNode.findHandler(command)) {\n\t\t\t\tganttNode.doAction(command, e);\n\t\t\t}\n\n\t\t},\n\t\t_timeout: null,\n\t\tawaitsFocus: function(){\n\t\t\treturn this._timeout !== null;\n\t\t},\n\t\tdelay: function(callback, delay){\n\n\t\t\tclearTimeout(this._timeout);\n\t\t\tthis._timeout = setTimeout(gantt.bind(function(){\n\t\t\t\tthis._timeout = null;\n\t\t\t\tcallback();\n\t\t\t}, this)  , delay || 1);\n\n\t\t},\n\t\tclearDelay: function(){\n\t\t\tclearTimeout(this._timeout);\n\t\t}\n\t};\n\n};","module.exports = function(gantt) {\n\n\t(function () {\n\t\tvar modalsStack = [];\n\n\t\tfunction isModal() {\n\t\t\treturn !!modalsStack.length;\n\t\t}\n\n\t\tfunction afterPopup(box) {\n\t\t\tsetTimeout(function () {\n\t\t\t\tif (!isModal())\n\t\t\t\t\tgantt.focus();\n\t\t\t}, 1);\n\t\t}\n\n\t\tfunction startModal(box) {\n\t\t\tgantt.eventRemove(box, \"keydown\", trapFocus);\n\t\t\tgantt.event(box, \"keydown\", trapFocus);\n\t\t\tmodalsStack.push(box);\n\t\t\t//gantt.$keyboardNavigation.dispatcher.disable();\n\t\t}\n\n\t\tfunction endModal() {\n\t\t\tvar box = modalsStack.pop();\n\t\t\tif (box) {\n\t\t\t\tgantt.eventRemove(box, \"keydown\", trapFocus);\n\t\t\t}\n\t\t\tafterPopup(box);\n\n\t\t}\n\n\n\t\tfunction isTopModal(box) {\n\t\t\treturn box == modalsStack[modalsStack.length - 1];\n\t\t}\n\n\t\tfunction trapFocus(event) {\n\t\t\tvar event = event || window.event;\n\t\t\tvar target = event.currentTarget;\n\t\t\tif (!isTopModal(target)) return;\n\n\t\t\tgantt.$keyboardNavigation.trapFocus(target, event);\n\t\t}\n\n\t\tfunction traceLightbox() {\n\t\t\tstartModal(gantt.getLightbox());\n\t\t}\n\n\t\tgantt.attachEvent(\"onLightbox\", traceLightbox);\n\t\tgantt.attachEvent(\"onAfterLightbox\", endModal);\n\t\tgantt.attachEvent(\"onLightboxChange\", function () {\n\t\t\tendModal();\n\t\t\ttraceLightbox();\n\t\t});\n\n\n\t\tgantt.attachEvent(\"onAfterQuickInfo\", function () {\n\t\t\tafterPopup();\n\t\t});\n\n\t\tgantt.attachEvent(\"onMessagePopup\", function (box) {\n\t\t\tsaveFocus();\n\t\t\tstartModal(box);\n\t\t});\n\t\tgantt.attachEvent(\"onAfterMessagePopup\", function () {\n\t\t\tendModal();\n\t\t\trestoreFocus();\n\t\t});\n\n\t\tvar focusElement = null;\n\n\t\tfunction saveFocus() {\n\t\t\tfocusElement = document.activeElement;\n\t\t}\n\n\t\tfunction restoreFocus() {\n\t\t\tsetTimeout(function () {\n\t\t\t\tif (focusElement) {\n\t\t\t\t\tfocusElement.focus();\n\t\t\t\t\tfocusElement = null;\n\t\t\t\t}\n\t\t\t}, 1);\n\t\t}\n\n\t\tgantt.$keyboardNavigation.isModal = isModal;\n\n\n\t})();\n\n};","module.exports = function(gantt) {\n\tvar domHelpers = require(\"../../../utils/dom_helpers\");\n\n\tgantt.$keyboardNavigation.TaskCell = function (taskId, index) {\n\t\tif (!taskId) {\n\t\t\tvar rootLevel = gantt.getChildren(gantt.config.root_id);\n\t\t\tif (rootLevel[0]) {\n\t\t\t\ttaskId = rootLevel[0];\n\t\t\t}\n\t\t}\n\t\tthis.taskId = taskId;\n\t\tthis.columnIndex = index || 0;\n\t\t// provided task may not exist, in this case node will be detectes as invalid\n\t\tif (gantt.isTaskExists(this.taskId)) {\n\t\t\tthis.index = gantt.getTaskIndex(this.taskId);\n\t\t}\n\t};\n\n\tgantt.$keyboardNavigation.TaskCell.prototype = gantt._compose(\n\t\tgantt.$keyboardNavigation.TaskRow,\n\t\t{\n\t\t\t_handlers: null,\n\t\t\tisValid: function () {\n\n\t\t\t\treturn gantt.$keyboardNavigation.TaskRow.prototype.isValid.call(this) && !!gantt.getGridColumns()[this.columnIndex];\n\t\t\t},\n\t\t\tfallback: function () {\n\n\t\t\t\tvar node = gantt.$keyboardNavigation.TaskRow.prototype.fallback.call(this);\n\t\t\t\tvar result = node;\n\t\t\t\tif (node instanceof gantt.$keyboardNavigation.TaskRow) {\n\t\t\t\t\tvar visibleColumns = gantt.getGridColumns();\n\t\t\t\t\tvar index = this.columnIndex;\n\t\t\t\t\twhile (index >= 0) {\n\t\t\t\t\t\tif (visibleColumns[index])\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tindex--;\n\t\t\t\t\t}\n\t\t\t\t\tif (visibleColumns[index]) {\n\t\t\t\t\t\tresult = new gantt.$keyboardNavigation.TaskCell(node.taskId, index);\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\treturn result;\n\t\t\t},\n\n\t\t\tfromDomElement: function(el){\n\t\t\t\tif(!gantt.config.keyboard_navigation_cells){\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\n\t\t\t\tvar taskId = gantt.locate(el);\n\t\t\t\tif(gantt.isTaskExists(taskId)){\n\t\t\t\t\tvar index = 0;\n\t\t\t\t\tvar cellElement = domHelpers.locateAttribute(el, \"data-column-index\");\n\n\t\t\t\t\tif(cellElement){\n\t\t\t\t\t\tindex = cellElement.getAttribute(\"data-column-index\")*1;\n\t\t\t\t\t}\n\n\t\t\t\t\treturn new gantt.$keyboardNavigation.TaskCell(taskId, index);\n\t\t\t\t}else{\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tgetNode: function () {\n\t\t\t\tif (gantt.isTaskExists(this.taskId) && gantt.isTaskVisible(this.taskId)) {\n\t\t\t\t\tif (gantt.config.show_grid) {\n\t\t\t\t\t\tvar row = gantt.$grid.querySelector(\".gantt_row[\" + gantt.config.task_attribute + \"='\" + this.taskId + \"']\");\n\t\t\t\t\t\tif(!row)\n\t\t\t\t\t\t\treturn null;\n\t\t\t\t\t\treturn row.querySelector(\"[data-column-index='\"+this.columnIndex+\"']\");\n\t\t\t\t\t} else {\n\t\t\t\t\t\treturn gantt.getTaskNode(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tkeys: {\n\t\t\t\t\"up\": function () {\n\n\t\t\t\t\tvar nextElement = null;\n\t\t\t\t\tvar prevTask = gantt.getPrev(this.taskId);\n\t\t\t\t\tif (!prevTask) {\n\t\t\t\t\t\tnextElement = new gantt.$keyboardNavigation.HeaderCell(this.columnIndex);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tnextElement = new gantt.$keyboardNavigation.TaskCell(prevTask, this.columnIndex);\n\t\t\t\t\t}\n\t\t\t\t\tthis.moveTo(nextElement);\n\t\t\t\t},\n\t\t\t\t\"down\": function () {\n\t\t\t\t\tvar nextTask = gantt.getNext(this.taskId);\n\t\t\t\t\tif (nextTask) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(nextTask, this.columnIndex));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"left\": function () {\n\t\t\t\t\tif (this.columnIndex > 0) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(this.taskId, this.columnIndex - 1));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"right\": function () {\n\t\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\t\tif (this.columnIndex < columns.length - 1) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(this.taskId, this.columnIndex + 1));\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\t\"end\": function () {\n\t\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(this.taskId, columns.length - 1));\n\t\t\t\t},\n\t\t\t\t\"home\": function () {\n\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(this.taskId, 0));\n\t\t\t\t},\n\t\t\t\t\"pagedown\": function () {\n\t\t\t\t\tif (gantt.getVisibleTaskCount()) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(gantt.getTaskByIndex(gantt.getVisibleTaskCount() - 1).id, this.columnIndex));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"pageup\": function () {\n\t\t\t\t\tif (gantt.getVisibleTaskCount()) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(gantt.getTaskByIndex(0).id, this.columnIndex));\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t);\n\n\n\tgantt.$keyboardNavigation.TaskCell.prototype.bindAll(gantt.$keyboardNavigation.TaskRow.prototype.keys);\n\tgantt.$keyboardNavigation.TaskCell.prototype.bindAll(gantt.$keyboardNavigation.TaskCell.prototype.keys);\n\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.TaskRow = function (taskId) {\n\t\tif (!taskId) {\n\t\t\tvar rootLevel = gantt.getChildren(gantt.config.root_id);\n\t\t\tif (rootLevel[0]) {\n\t\t\t\ttaskId = rootLevel[0];\n\t\t\t}\n\t\t}\n\t\tthis.taskId = taskId;\n\t\tif (gantt.isTaskExists(this.taskId)) {\n\t\t\tthis.index = gantt.getTaskIndex(this.taskId);\n\t\t}\n\t};\n\n\tgantt.$keyboardNavigation.TaskRow.prototype = gantt._compose(\n\t\tgantt.$keyboardNavigation.KeyNavNode,\n\t\t{\n\t\t\t_handlers: null,\n\t\t\tisValid: function () {\n\t\t\t\treturn gantt.isTaskExists(this.taskId) && (gantt.getTaskIndex(this.taskId) > -1);\n\t\t\t},\n\t\t\tfallback: function () {\n\t\t\t\tif (!gantt.getVisibleTaskCount()) {\n\t\t\t\t\tvar header = new gantt.$keyboardNavigation.HeaderCell();\n\t\t\t\t\tif (!header.isValid()) return null;\n\t\t\t\t\telse return header;\n\t\t\t\t} else {\n\n\t\t\t\t\tvar nextIndex = -1;\n\t\t\t\t\tif (gantt.getTaskByIndex(this.index - 1)) {\n\t\t\t\t\t\tnextIndex = this.index - 1;\n\t\t\t\t\t} else if (gantt.getTaskByIndex(this.index + 1)) {\n\t\t\t\t\t\tnextIndex = this.index + 1;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tvar index = this.index;\n\t\t\t\t\t\twhile (index >= 0) {\n\t\t\t\t\t\t\tif (gantt.getTaskByIndex(index)) {\n\t\t\t\t\t\t\t\tnextIndex = index;\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tindex--;\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\t\t\t\t\tif (nextIndex > -1) {\n\t\t\t\t\t\treturn new gantt.$keyboardNavigation.TaskRow(gantt.getTaskByIndex(nextIndex).id);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tfromDomElement: function(el){\n\t\t\t\tif(gantt.config.keyboard_navigation_cells){\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\n\t\t\t\tvar taskId = gantt.locate(el);\n\t\t\t\tif(gantt.isTaskExists(taskId)){\n\t\t\t\t\treturn new gantt.$keyboardNavigation.TaskRow(taskId);\n\t\t\t\t}else{\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tgetNode: function () {\n\t\t\t\tif (gantt.isTaskExists(this.taskId) && gantt.isTaskVisible(this.taskId)) {\n\t\t\t\t\tif (gantt.config.show_grid) {\n\t\t\t\t\t\treturn gantt.$grid.querySelector(\".gantt_row[\" + gantt.config.task_attribute + \"='\" + this.taskId + \"']\");\n\t\t\t\t\t} else {\n\t\t\t\t\t\treturn gantt.getTaskNode(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tfocus: function (keptFocus) {\n\t\t\t\tif(!keptFocus) {\n\t\t\t\t\tvar pos = gantt.getTaskPosition(gantt.getTask(this.taskId));\n\t\t\t\t\tvar height = gantt.config.row_height;\n\t\t\t\t\tvar scroll = gantt.getScrollState();\n\n\t\t\t\t\tvar viewWidth;\n\t\t\t\t\tif(gantt.$task){\n\t\t\t\t\t\tviewWidth = gantt.$task.offsetWidth;\n\t\t\t\t\t}else{\n\t\t\t\t\t\tviewWidth = scroll.inner_width;\n\t\t\t\t\t}\n\n\t\t\t\t\tvar viewHeight;\n\t\t\t\t\tif(gantt.$grid_data || gantt.$task_data){\n\t\t\t\t\t\tviewHeight = (gantt.$grid_data || gantt.$task_data).offsetHeight;\n\t\t\t\t\t}else{\n\t\t\t\t\t\tviewHeight = scroll.inner_height;\n\t\t\t\t\t}\n\n\t\t\t\t\tif (pos.top < scroll.y || pos.top + height > (scroll.y + viewHeight)) {\n\n\t\t\t\t\t\tgantt.scrollTo(null, pos.top - height * 5);\n\n\t\t\t\t\t} else if (gantt.config.show_chart && (pos.left < scroll.x || pos.left > (scroll.x + viewWidth))) {\n\t\t\t\t\t\tgantt.scrollTo(pos.left - gantt.config.task_scroll_offset);\n\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tgantt.$keyboardNavigation.KeyNavNode.prototype.focus.apply(this, [keptFocus]);\n\t\t\t},\n\n\t\t\tkeys: {\n\t\t\t\t\"pagedown\": function () {\n\t\t\t\t\tif (gantt.getVisibleTaskCount()) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskRow(gantt.getTaskByIndex(gantt.getVisibleTaskCount() - 1).id));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"pageup\": function () {\n\t\t\t\t\tif (gantt.getVisibleTaskCount()) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskRow(gantt.getTaskByIndex(0).id));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"up\": function () {\n\t\t\t\t\tvar nextElement = null;\n\t\t\t\t\tvar prevTask = gantt.getPrev(this.taskId);\n\t\t\t\t\tif (!prevTask) {\n\t\t\t\t\t\tnextElement = new gantt.$keyboardNavigation.HeaderCell();\n\t\t\t\t\t} else {\n\t\t\t\t\t\tnextElement = new gantt.$keyboardNavigation.TaskRow(prevTask);\n\t\t\t\t\t}\n\t\t\t\t\tthis.moveTo(nextElement);\n\t\t\t\t},\n\t\t\t\t\"down\": function () {\n\t\t\t\t\tvar nextTask = gantt.getNext(this.taskId);\n\t\t\t\t\tif (nextTask) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskRow(nextTask));\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\t\"shift+down\": function(){\n\t\t\t\t\tif(gantt.hasChild(this.taskId) && !gantt.getTask(this.taskId).$open){\n\t\t\t\t\t\tgantt.open(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"shift+up\": function(){\n\t\t\t\t\tif(gantt.hasChild(this.taskId) && gantt.getTask(this.taskId).$open){\n\t\t\t\t\t\tgantt.close(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"shift+right\": function() {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tvar prevId = gantt.getPrevSibling(this.taskId);\n\t\t\t\t\tif(gantt.isTaskExists(prevId) && !gantt.isChildOf(this.taskId, prevId)){\n\t\t\t\t\t\tvar parent = gantt.getTask(prevId);\n\t\t\t\t\t\tparent.$open = true;\n\t\t\t\t\t\tvar result = gantt.moveTask(this.taskId, -1, prevId);\n\t\t\t\t\t\tif(result !== false)\n\t\t\t\t\t\t\tgantt.updateTask(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"shift+left\": function() {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tvar parent = gantt.getParent(this.taskId);\n\t\t\t\t\tif(gantt.isTaskExists(parent)){\n\t\t\t\t\t\tvar result =  gantt.moveTask(this.taskId, gantt.getTaskIndex(parent) + 1, gantt.getParent(parent));\n\t\t\t\t\t\tif(result !== false)\n\t\t\t\t\t\t\tgantt.updateTask(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\t// select\n\t\t\t\t\"space\": function (e) {\n\t\t\t\t\tif (!gantt.isSelectedTask(this.taskId)) {\n\t\t\t\t\t\tgantt.selectTask(this.taskId);\n\t\t\t\t\t} else {\n\t\t\t\t\t\tgantt.unselectTask(this.taskId);\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\t// collapse\n\t\t\t\t\"ctrl+left\": function (e) {\n\t\t\t\t\tgantt.close(this.taskId);\n\t\t\t\t},\n\t\t\t\t// expand\n\t\t\t\t\"ctrl+right\": function (e) {\n\t\t\t\t\tgantt.open(this.taskId);\n\t\t\t\t},\n\n\t\t\t\t// delete task\n\t\t\t\t\"delete\": function (e) {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tgantt.$click.buttons[\"delete\"](this.taskId);\n\t\t\t\t},\n\n\t\t\t\t// open lightbox\n\t\t\t\t\"enter\": function () {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tgantt.showLightbox(this.taskId);\n\t\t\t\t},\n\n\t\t\t\t// add subtask\n\t\t\t\t\"ctrl+enter\": function () {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tgantt.createTask({}, this.taskId);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t);\n\tgantt.$keyboardNavigation.TaskRow.prototype.bindAll(gantt.$keyboardNavigation.TaskRow.prototype.keys);\n\n};","module.exports = function(gantt) {\n\tvar domHelpers = require(\"../../../utils/dom_helpers\");\n\n\tgantt.$keyboardNavigation.HeaderCell = function (index) {\n\t\tthis.index = index || 0;\n\t};\n\n\tgantt.$keyboardNavigation.HeaderCell.prototype = gantt._compose(\n\t\tgantt.$keyboardNavigation.KeyNavNode,\n\t\t{\n\t\t\t_handlers: null,\n\n\t\t\tisValid: function () {\n\t\t\t\tif (!gantt.config.show_grid) {\n\t\t\t\t\tif (gantt.getVisibleTaskCount())\n\t\t\t\t\t\treturn false;\n\t\t\t\t}\n\t\t\t\treturn !!gantt.getGridColumns()[this.index] || !gantt.getVisibleTaskCount();\n\t\t\t},\n\t\t\tfallback: function () {\n\t\t\t\tif (!gantt.config.show_grid) {\n\t\t\t\t\tif (gantt.getVisibleTaskCount()) {\n\t\t\t\t\t\treturn new gantt.$keyboardNavigation.TaskRow();\n\t\t\t\t\t}\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t\tvar visibleColumns = gantt.getGridColumns();\n\t\t\t\tvar index = this.index;\n\t\t\t\twhile (index >= 0) {\n\t\t\t\t\tif (visibleColumns[index])\n\t\t\t\t\t\tbreak;\n\t\t\t\t\tindex--;\n\t\t\t\t}\n\t\t\t\tif (visibleColumns[index]) {\n\t\t\t\t\treturn new gantt.$keyboardNavigation.HeaderCell(index);\n\t\t\t\t} else {\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tfromDomElement: function(el){\n\t\t\t\tvar cellElement = domHelpers.locateClassName(el, \"gantt_grid_head_cell\");\n\t\t\t\tif(cellElement){\n\t\t\t\t\tvar index = 0;\n\t\t\t\t\twhile(cellElement && cellElement.previousSibling){\n\t\t\t\t\t\tcellElement = cellElement.previousSibling;\n\t\t\t\t\t\tindex += 1;\n\t\t\t\t\t}\n\t\t\t\t\treturn new gantt.$keyboardNavigation.HeaderCell(index);\n\t\t\t\t}else{\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t},\n\n\t\t\tgetNode: function () {\n\t\t\t\tvar cells = gantt.$grid_scale.childNodes;\n\t\t\t\treturn cells[this.index];\n\t\t\t},\n\n\n\t\t\tkeys: {\n\n\t\t\t\t\"left\": function () {\n\t\t\t\t\tif (this.index > 0) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.HeaderCell(this.index - 1));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"right\": function () {\n\t\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\t\tif (this.index < columns.length - 1) {\n\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.HeaderCell(this.index + 1));\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\t\"down\": function () {\n\t\t\t\t\tvar taskRow;\n\t\t\t\t\tvar rootLevel = gantt.getChildren(gantt.config.root_id);\n\t\t\t\t\tif (rootLevel[0]) {\n\t\t\t\t\t\ttaskRow = rootLevel[0];\n\t\t\t\t\t}\n\t\t\t\t\tif (taskRow) {\n\t\t\t\t\t\tif (gantt.config.keyboard_navigation_cells) {\n\t\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskCell(taskRow, this.index));\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.TaskRow(taskRow));\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t},\n\n\t\t\t\t\"end\": function () {\n\t\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.HeaderCell(columns.length - 1));\n\t\t\t\t},\n\t\t\t\t\"home\": function () {\n\t\t\t\t\tthis.moveTo(new gantt.$keyboardNavigation.HeaderCell(0));\n\t\t\t\t},\n\n\n\t\t\t\t// press header button\n\t\t\t\t\"enter, space\": function () {\n\t\t\t\t\tvar node = document.activeElement;\n\t\t\t\t\tnode.click();\n\t\t\t\t},\n\n\t\t\t\t// add new task\n\t\t\t\t\"ctrl+enter\": function () {\n\t\t\t\t\tif (gantt.isReadonly(this)) {\n\t\t\t\t\t\treturn;\n\t\t\t\t\t}\n\t\t\t\t\tgantt.createTask({}, this.taskId);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t);\n\n\tgantt.$keyboardNavigation.HeaderCell.prototype.bindAll(gantt.$keyboardNavigation.HeaderCell.prototype.keys);\n\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.KeyNavNode = function () {\n\t};\n\n\tgantt.$keyboardNavigation.KeyNavNode.prototype = gantt._compose(\n\t\tgantt.$keyboardNavigation.EventHandler,\n\t\t{\n\t\t\tisValid: function () {\n\t\t\t\treturn true;\n\t\t\t},\n\t\t\tfallback: function () {\n\t\t\t\treturn null;\n\t\t\t},\n\n\t\t\tmoveTo: function (element) {\n\t\t\t\tgantt.$keyboardNavigation.dispatcher.setActiveNode(element);\n\t\t\t},\n\n\t\t\tcompareTo: function (b) {\n\t\t\t\t// good enough comparison of two random objects\n\t\t\t\tif (!b) return false;\n\t\t\t\tfor (var i in this) {\n\t\t\t\t\tif (!!this[i] != !!b[i]) return false;\n\n\t\t\t\t\tvar canStringifyThis = !!(this[i] && this[i].toString);\n\t\t\t\t\tvar canStringifyThat = !!(b[i] && b[i].toString);\n\t\t\t\t\tif (canStringifyThat != canStringifyThis) return false;\n\t\t\t\t\tif (!(canStringifyThat && canStringifyThis)) {\n\t\t\t\t\t\tif (b[i] != this[i]) return false;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tif (b[i].toString() != this[i].toString())\n\t\t\t\t\t\t\treturn false;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn true;\n\t\t\t},\n\n\t\t\tgetNode: function () {\n\t\t\t},\n\t\t\tfocus: function () {\n\t\t\t\tvar node = this.getNode();\n\t\t\t\tif(!node)\n\t\t\t\t\treturn;\n\n\t\t\t\tvar eventFacade = gantt.$keyboardNavigation.facade;\n\n\t\t\t\tif(eventFacade.callEvent(\"onBeforeFocus\", [node]) === false){\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\tif (node) {\n\t\t\t\t\tnode.setAttribute(\"tabindex\", \"-1\");\n\t\t\t\t\tif(!node.$eventAttached){\n\t\t\t\t\t\tnode.$eventAttached = true;\n\t\t\t\t\t\tgantt.event(node, \"focus\",function(e){\n\t\t\t\t\t\t\te = e || event;\n\t\t\t\t\t\t\te.preventDefault();\n\t\t\t\t\t\t\treturn false;\n\t\t\t\t\t\t}, false);\n\t\t\t\t\t}\n\t\t\t\t\t//node.className += \" gantt_focused\";\n\t\t\t\t\tif (node.focus) node.focus();\n\n\t\t\t\t\teventFacade.callEvent(\"onFocus\", [this.getNode()]);\n\t\t\t\t}\n\n\t\t\t},\n\t\t\tblur: function () {\n\t\t\t\tvar node = this.getNode();\n\t\t\t\tif (node) {\n\t\t\t\t\tvar eventFacade = gantt.$keyboardNavigation.facade;\n\t\t\t\t\teventFacade.callEvent(\"onBlur\", [node]);\n\t\t\t\t\tnode.setAttribute(\"tabindex\", \"-1\");\n\t\t\t\t\t//node.className = (node.className || \"\").replace(/ ?gantt_focused/g, \"\");\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t);\n\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.GanttNode = function () {\n\t};\n\n\tgantt.$keyboardNavigation.GanttNode.prototype = gantt._compose(\n\t\tgantt.$keyboardNavigation.EventHandler,\n\t\t{\n\n\t\t\tfocus: function () {\n\t\t\t\tgantt.focus();\n\t\t\t},\n\n\t\t\tblur: function () {\n\n\t\t\t},\n\n\t\t\tdisable: function () {\n\t\t\t\tgantt.$container.setAttribute(\"tabindex\", \"0\");\n\t\t\t},\n\t\t\tenable: function () {\n\t\t\t\tif (gantt.$container)\n\t\t\t\t\tgantt.$container.removeAttribute(\"tabindex\");\n\t\t\t},\n\t\t\tisEnabled: function () {\n\t\t\t\treturn gantt.$container.hasAttribute(\"tabindex\");\n\t\t\t},\n\n\t\t\tscrollHorizontal: function scrollHorizontal(dir) {\n\t\t\t\tvar date = gantt.dateFromPos(gantt.getScrollState().x);\n\t\t\t\tvar scale = gantt.getScale();\n\t\t\t\tvar step = dir < 0 ? -scale.step : scale.step;\n\t\t\t\tdate = gantt.date.add(date, step, scale.unit);\n\t\t\t\tgantt.scrollTo(gantt.posFromDate(date));\n\t\t\t},\n\n\t\t\tscrollVertical: function scrollVertical(dir) {\n\t\t\t\tvar top = gantt.getScrollState().y;\n\t\t\t\tvar step = gantt.config.row_height;\n\t\t\t\tgantt.scrollTo(null, top + (dir < 0 ? -1 : 1) * step);\n\t\t\t},\n\n\t\t\tkeys: {\n\t\t\t\t\"alt+left\": function (e) {\n\t\t\t\t\tthis.scrollHorizontal(-1);\n\t\t\t\t},\n\t\t\t\t\"alt+right\": function (e) {\n\t\t\t\t\tthis.scrollHorizontal(1);\n\t\t\t\t},\n\t\t\t\t\"alt+up\": function (e) {\n\t\t\t\t\tthis.scrollVertical(-1);\n\t\t\t\t},\n\t\t\t\t\"alt+down\": function (e) {\n\t\t\t\t\tthis.scrollVertical(1);\n\t\t\t\t},\n\n\t\t\t\t// undo\n\t\t\t\t\"ctrl+z\": function () {\n\t\t\t\t\tif (gantt.undo) gantt.undo();\n\t\t\t\t},\n\n\t\t\t\t// redo\n\t\t\t\t\"ctrl+r\": function () {\n\t\t\t\t\tif (gantt.redo) gantt.redo();\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t);\n\n\tgantt.$keyboardNavigation.GanttNode.prototype.bindAll(gantt.$keyboardNavigation.GanttNode.prototype.keys);\n\n};","module.exports = function(gantt) {\n\n\t(function () {\n\t\tvar domHelpers = require(\"../../../utils/dom_helpers\");\n\t\tgantt.$keyboardNavigation.getFocusableNodes = domHelpers.getFocusableNodes;\n\n\t\tgantt.$keyboardNavigation.trapFocus = function trapFocus(root, e) {\n\t\t\tif (e.keyCode != 9) return false;\n\n\t\t\tvar focusable = gantt.$keyboardNavigation.getFocusableNodes(root);\n\t\t\tvar currentFocus = document.activeElement;\n\t\t\tvar currentIndex = -1;\n\t\t\tfor (var i = 0; i < focusable.length; i++) {\n\t\t\t\tif (focusable[i] == currentFocus) {\n\t\t\t\t\tcurrentIndex = i;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif (e.shiftKey) {\n\t\t\t\t// back tab\n\t\t\t\tif (currentIndex <= 0) {\n\t\t\t\t\t// go to the last element if we focused on the first\n\t\t\t\t\tvar lastItem = focusable[focusable.length - 1];\n\t\t\t\t\tif (lastItem) {\n\t\t\t\t\t\tlastItem.focus();\n\t\t\t\t\t\te.preventDefault();\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t} else {\n\t\t\t\t// forward tab\n\t\t\t\tif (currentIndex >= focusable.length - 1) {\n\t\t\t\t\t// forward tab from last element should go back to the first element\n\t\t\t\t\tvar firstItem = focusable[0];\n\t\t\t\t\tif (firstItem) {\n\t\t\t\t\t\tfirstItem.focus();\n\t\t\t\t\t\te.preventDefault();\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\treturn false;\n\t\t};\n\t})();\n\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.EventHandler = {\n\t\t_handlers: null,\n\t\tfindHandler: function (command) {\n\t\t\tif (!this._handlers) this._handlers = {};\n\t\t\tvar shortcuts = gantt.$keyboardNavigation.shortcuts;\n\t\t\tvar hash = shortcuts.getHash(command);\n\n\t\t\treturn this._handlers[hash];\n\t\t},\n\n\t\tdoAction: function (command, e) {\n\t\t\tvar handler = this.findHandler(command);\n\t\t\tif (handler) {\n\t\t\t\tvar eventFacade = gantt.$keyboardNavigation.facade;\n\n\t\t\t\tif(eventFacade.callEvent(\"onBeforeAction\", [command, e]) === false){\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\thandler.call(this, e);\n\n\t\t\t\tif (e.preventDefault) e.preventDefault();\n\t\t\t\telse e.returnValue = false;\n\n\t\t\t}\n\t\t},\n\t\tbind: function (shortcut, handler) {\n\t\t\tif (!this._handlers) this._handlers = {};\n\n\t\t\tvar shortcuts = gantt.$keyboardNavigation.shortcuts;\n\n\t\t\tvar commands = shortcuts.parse(shortcut);\n\t\t\tfor (var i = 0; i < commands.length; i++) {\n\t\t\t\tthis._handlers[shortcuts.getHash(commands[i])] = handler;\n\t\t\t}\n\t\t},\n\t\tunbind: function (shortcut) {\n\t\t\tvar shortcuts = gantt.$keyboardNavigation.shortcuts;\n\n\t\t\tvar commands = shortcuts.parse(shortcut);\n\t\t\tfor (var i = 0; i < commands.length; i++) {\n\t\t\t\tif (this._handlers[shortcuts.getHash(commands[i])]) {\n\t\t\t\t\tdelete this._handlers[shortcuts.getHash(commands[i])];\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\tbindAll: function (map) {\n\t\t\tfor (var i in map) {\n\t\t\t\tthis.bind(i, map[i]);\n\t\t\t}\n\t\t},\n\t\tinitKeys: function () {\n\t\t\tif (!this._handlers)\n\t\t\t\tthis._handlers = {};\n\t\t\tif (this.keys) {\n\t\t\t\tthis.bindAll(this.keys);\n\t\t\t}\n\t\t}\n\t};\n\n};","module.exports = function(gantt) {\n\n\tgantt.$keyboardNavigation.shortcuts = {\n\t\tcreateCommand: function () {\n\t\t\treturn {\n\t\t\t\tmodifiers: {\n\t\t\t\t\t\"shift\": false,\n\t\t\t\t\t\"alt\": false,\n\t\t\t\t\t\"ctrl\": false,\n\t\t\t\t\t\"meta\": false\n\t\t\t\t},\n\t\t\t\tkeyCode: null\n\t\t\t};\n\t\t},\n\t\tparse: function (shortcut) {\n\t\t\tvar commands = [];\n\n\t\t\tvar expr = this.getExpressions(this.trim(shortcut));\n\t\t\tfor (var i = 0; i < expr.length; i++) {\n\t\t\t\tvar words = this.getWords(expr[i]);\n\n\t\t\t\tvar command = this.createCommand();\n\n\t\t\t\tfor (var j = 0; j < words.length; j++) {\n\t\t\t\t\tif (this.commandKeys[words[j]]) {\n\t\t\t\t\t\tcommand.modifiers[words[j]] = true;\n\t\t\t\t\t} else if (this.specialKeys[words[j]]) {\n\t\t\t\t\t\tcommand.keyCode = this.specialKeys[words[j]];\n\t\t\t\t\t} else {\n\t\t\t\t\t\tcommand.keyCode = words[j].charCodeAt(0);\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tcommands.push(command);\n\t\t\t}\n\t\t\treturn commands;\n\t\t},\n\n\t\tgetCommandFromEvent: function (domEvent) {\n\t\t\tvar command = this.createCommand();\n\t\t\tcommand.modifiers.shift = !!domEvent.shiftKey;\n\t\t\tcommand.modifiers.alt = !!domEvent.altKey;\n\t\t\tcommand.modifiers.ctrl = !!domEvent.ctrlKey;\n\t\t\tcommand.modifiers.meta = !!domEvent.metaKey;\n\t\t\tcommand.keyCode = domEvent.which || domEvent.keyCode;\n\n\t\t\tif(command.keyCode >= 96 && command.keyCode <= 105){\n\t\t\t\t// numpad keys 96-105 -> 48-57\n\t\t\t\tcommand.keyCode -= 48;//convert numpad  number code to regular number code\n\t\t\t}\n\n\t\t\tvar printableKey = String.fromCharCode(command.keyCode);\n\t\t\tif (printableKey) {\n\t\t\t\tcommand.keyCode = printableKey.toLowerCase().charCodeAt(0);\n\t\t\t}\n\t\t\treturn command;\n\t\t},\n\n\t\tgetHashFromEvent: function (domEvent) {\n\t\t\treturn this.getHash(this.getCommandFromEvent(domEvent));\n\t\t},\n\n\t\tgetHash: function (command) {\n\t\t\tvar parts = [];\n\t\t\tfor (var i in command.modifiers) {\n\t\t\t\tif (command.modifiers[i]) {\n\t\t\t\t\tparts.push(i);\n\t\t\t\t}\n\t\t\t}\n\t\t\tparts.push(command.keyCode);\n\n\t\t\treturn parts.join(this.junctionChar);\n\t\t},\n\n\t\tgetExpressions: function (shortcut) {\n\t\t\treturn shortcut.split(this.junctionChar);\n\t\t},\n\t\tgetWords: function (term) {\n\t\t\treturn term.split(this.combinationChar);\n\t\t},\n\t\ttrim: function (shortcut) {\n\t\t\treturn shortcut.replace(/\\s/g, \"\");\n\t\t},\n\t\tjunctionChar: \",\",\n\t\tcombinationChar: \"+\",\n\t\tcommandKeys: {\n\t\t\t\"shift\": 16,\n\t\t\t\"alt\": 18,\n\t\t\t\"ctrl\": 17,\n\t\t\t\"meta\": true\n\t\t},\n\t\tspecialKeys: {\n\t\t\t\"backspace\": 8,\n\t\t\t\"tab\": 9,\n\t\t\t\"enter\": 13,\n\t\t\t\"esc\": 27,\n\t\t\t\"space\": 32,\n\t\t\t\"up\": 38,\n\t\t\t\"down\": 40,\n\t\t\t\"left\": 37,\n\t\t\t\"right\": 39,\n\t\t\t\"home\": 36,\n\t\t\t\"end\": 35,\n\t\t\t\"pageup\": 33,\n\t\t\t\"pagedown\": 34,\n\t\t\t\"delete\": 46,\n\t\t\t\"insert\": 45,\n\t\t\t\"plus\": 107,\n\t\t\t\"f1\": 112,\n\t\t\t\"f2\": 113,\n\t\t\t\"f3\": 114,\n\t\t\t\"f4\": 115,\n\t\t\t\"f5\": 116,\n\t\t\t\"f6\": 117,\n\t\t\t\"f7\": 118,\n\t\t\t\"f8\": 119,\n\t\t\t\"f9\": 120,\n\t\t\t\"f10\": 121,\n\t\t\t\"f11\": 122,\n\t\t\t\"f12\": 123\n\t\t}\n\t};\n};","(function(){\n\tvar eventable = require(\"../utils/eventable\");\n\tfunction setupKeyNav(gantt){\n\t\tgantt.config.keyboard_navigation = true;\n\t\tgantt.config.keyboard_navigation_cells = false;\n\n\t\tgantt.$keyboardNavigation = {};\n\n\t\tgantt._compose = function(){\n\t\t\tvar parts = Array.prototype.slice.call(arguments, 0);\n\t\t\tvar res = {};\n\t\t\tfor(var i = 0; i < parts.length; i++){\n\t\t\t\tvar obj = parts[i];\n\t\t\t\tif(typeof obj == \"function\"){\n\t\t\t\t\tobj = new obj();\n\t\t\t\t}\n\n\t\t\t\tfor(var p in obj){\n\t\t\t\t\tres[p] = obj[p];\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn res;\n\t\t};\n\n\t\trequire (\"./keyboard_navigation/common/keyboard_shortcuts\")(gantt);\n\t\trequire (\"./keyboard_navigation/common/eventhandler\")(gantt);\n\t\trequire (\"./keyboard_navigation/common/trap_modal_focus\")(gantt);\n\t\trequire (\"./keyboard_navigation/elements/gantt_node\")(gantt);\n\t\trequire (\"./keyboard_navigation/elements/nav_node\")(gantt);\n\t\trequire (\"./keyboard_navigation/elements/header_cell\")(gantt);\n\t\trequire (\"./keyboard_navigation/elements/task_row\")(gantt);\n\t\trequire (\"./keyboard_navigation/elements/task_cell\")(gantt);\n\t\trequire (\"./keyboard_navigation/modals\")(gantt);\n\t\trequire (\"./keyboard_navigation/core\")(gantt);\n\n\t\tvar domHelpers = require(\"../utils/dom_helpers\");\n\n\t\t(function(){\n\t\t\tvar dispatcher = gantt.$keyboardNavigation.dispatcher;\n\n\t\t\tdispatcher.isTaskFocused = function(id){\n\t\t\t\tvar node = dispatcher.activeNode;\n\t\t\t\tif(node instanceof gantt.$keyboardNavigation.TaskRow || node instanceof gantt.$keyboardNavigation.TaskCell) {\n\t\t\t\t\tif (node.taskId == id) {\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn false;\n\t\t\t};\n\n\t\t\tvar keyDownHandler = function(e){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return;\n\n\t\t\t\treturn dispatcher.keyDownHandler(e);\n\t\t\t};\n\n\t\t\tvar focusHandler = function(e){\n\t\t\t\tif(dispatcher.$preventDefault){\n\t\t\t\t\te.preventDefault();\n\t\t\t\t\tgantt.$container.blur();\n\t\t\t\t\treturn false;\n\t\t\t\t// do nothing if key-nav focus is already planned\n\t\t\t\t} else if (!dispatcher.awaitsFocus()) {\n\t\t\t\t\t// otherwise - re-focus key-nav element on gantt focus\n\t\t\t\t\tdispatcher.focusGlobalNode();\n\t\t\t\t}\n\n\t\t\t};\n\n\t\t\tvar reFocusActiveNode = function(){\n\t\t\t\tif(!dispatcher.isEnabled())\n\t\t\t\t\treturn;\n\n\t\t\t\tvar activeNode = dispatcher.getActiveNode();\n\t\t\t\tif(!activeNode)\n\t\t\t\t\treturn;\n\n\t\t\t\tvar domElement = activeNode.getNode();\n\t\t\t\tvar top, left;\n\t\t\t\tif(domElement && domElement.parentNode){\n\t\t\t\t\ttop = domElement.parentNode.scrollTop;\n\t\t\t\t\tleft = domElement.parentNode.scrollLeft;\n\n\t\t\t\t}\n\n\t\t\t\tactiveNode.focus(true);\n\n\t\t\t\tif(domElement && domElement.parentNode){\n\t\t\t\t\tdomElement.parentNode.scrollTop = top;\n\t\t\t\t\tdomElement.parentNode.scrollLeft = left;\n\t\t\t\t}\n\t\t\t};\n\n\n\t\t\tgantt.attachEvent(\"onDataRender\", function(){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return;\n\t\t\t\treFocusActiveNode();\n\t\t\t});\n\n\t\t\tgantt.attachEvent(\"onGanttRender\", function(){\n\t\t\t\tgantt.eventRemove(document, \"keydown\", keyDownHandler);\n\t\t\t\tgantt.eventRemove(gantt.$container, \"focus\", focusHandler);\n\t\t\t\tgantt.eventRemove(gantt.$container, \"mousedown\", mousedownHandler);\n\n\t\t\t\tif(gantt.config.keyboard_navigation){\n\n\t\t\t\t\tgantt.event(document, \"keydown\", keyDownHandler);\n\t\t\t\t\tgantt.event(gantt.$container, \"focus\", focusHandler);\n\t\t\t\t\tgantt.event(gantt.$container, \"mousedown\", mousedownHandler);\n\t\t\t\t\tgantt.$container.setAttribute(\"tabindex\", \"0\");\n\n\t\t\t\t}else{\n\t\t\t\t\tgantt.$container.removeAttribute(\"tabindex\");\n\t\t\t\t}\n\t\t\t});\n\n\t\t\tfunction getTaskNodeConstructor(){\n\t\t\t\tif (gantt.config.keyboard_navigation_cells) {\n\t\t\t\t\treturn gantt.$keyboardNavigation.TaskCell;\n\t\t\t\t} else {\n\t\t\t\t\treturn gantt.$keyboardNavigation.TaskRow;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfunction mousedownHandler(e){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return true;\n\n\t\t\t\tvar focusNode;\n\t\t\t\tvar locateTask = dispatcher.fromDomElement(e);\n\t\t\t\tif(locateTask){\n\t\t\t\t\t//var node = getTaskNodeConstructor();\n\t\t\t\t\tif(dispatcher.activeNode instanceof gantt.$keyboardNavigation.TaskCell && domHelpers.isChildOf(e.target, gantt.$task)){\n\t\t\t\t\t\tlocateTask = new gantt.$keyboardNavigation.TaskCell(locateTask.taskId, dispatcher.activeNode.columnIndex);\n\t\t\t\t\t}\n\t\t\t\t\tfocusNode = locateTask;\n\t\t\t\t}\n\t\t\t\tif (focusNode) {\n\t\t\t\t\tif (!dispatcher.isEnabled()) {\n\t\t\t\t\t\tdispatcher.activeNode = focusNode;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tdispatcher.delay(function () {\n\t\t\t\t\t\t\tdispatcher.setActiveNode(focusNode);\n\t\t\t\t\t\t});\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\t// empty click should drop focus from gantt, insert of reselecting default node\n\t\t\t\t\tdispatcher.$preventDefault = true;\n\t\t\t\t\tsetTimeout(function(){\n\t\t\t\t\t\tdispatcher.$preventDefault = false;\n\t\t\t\t\t}, 300);\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tvar onReady = gantt.attachEvent(\"onGanttReady\", function(){\n\t\t\t\t// restore focus on repainted tasks\n\t\t\t\tgantt.detachEvent(onReady);\n\n\t\t\t\tgantt.$data.tasksStore.attachEvent(\"onStoreUpdated\", function(id){\n\t\t\t\t\tif (gantt.config.keyboard_navigation && dispatcher.isEnabled()) {\n\t\t\t\t\t\tvar currentNode = dispatcher.getActiveNode();\n\t\t\t\t\t\tif(currentNode && currentNode.taskId == id){\n\t\t\t\t\t\t\treFocusActiveNode();\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t});\n\n\t\t\t\tif(gantt._smart_render){\n\t\t\t\t\tvar updateRender = gantt._smart_render._redrawTasks;\n\t\t\t\t\tgantt._smart_render._redrawTasks = function(renderers, items){\n\t\t\t\t\t\tif(gantt.config.keyboard_navigation && dispatcher.isEnabled()){\n\t\t\t\t\t\t\tvar currentNode = dispatcher.getActiveNode();\n\t\t\t\t\t\t\tif(currentNode && currentNode.taskId !== undefined){\n\t\t\t\t\t\t\t\tvar focusedItemVisible = false;\n\t\t\t\t\t\t\t\tfor(var i = 0; i < items.length; i++){\n\t\t\t\t\t\t\t\t\tif(items[i].id == currentNode.taskId && items[i].start_date){\n\t\t\t\t\t\t\t\t\t\tfocusedItemVisible = true;\n\t\t\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tif(!focusedItemVisible){\n\t\t\t\t\t\t\t\t\titems.push(gantt.getTask(currentNode.taskId));\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\tvar res = updateRender.apply(this, arguments);\n\n\t\t\t\t\t\treturn res;\n\t\t\t\t\t};\n\t\t\t\t}\n\t\t\t});\n\n\n\n\t\t\tgantt.attachEvent(\"onAfterTaskAdd\", function(id,item){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return true;\n\t\t\t\tif(dispatcher.isEnabled()){\n\n\t\t\t\t\tvar columnIndex = 0;\n\t\t\t\t\tvar node = dispatcher.activeNode;\n\t\t\t\t\tif(node instanceof gantt.$keyboardNavigation.TaskCell){\n\t\t\t\t\t\tcolumnIndex = node.columnIndex;\n\t\t\t\t\t}\n\t\t\t\t\tvar nodeConstructor = getTaskNodeConstructor();\n\n\t\t\t\t\tdispatcher.setActiveNode(new nodeConstructor(id, columnIndex));\n\n\n\t\t\t\t}\n\t\t\t});\n\n\t\t\tgantt.attachEvent(\"onTaskIdChange\", function(oldId, newId){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return true;\n\n\t\t\t\tvar node = dispatcher.activeNode;\n\t\t\t\tif(dispatcher.isTaskFocused(oldId)){\n\t\t\t\t\tnode.taskId = newId;\n\t\t\t\t}\n\n\t\t\t\treturn true;\n\t\t\t});\n\n\t\t\tfunction getActiveNode(){\n\n\t\t\t\tvar activeElement = document.activeElement;\n\t\t\t\tif(activeElement === document.body && document.getSelection){\n\t\t\t\t\tactiveElement = document.getSelection().focusNode || document.body;\n\t\t\t\t}\n\n\t\t\t\treturn activeElement;\n\t\t\t}\n\n\t\t\tvar interval = setInterval(function(){\n\t\t\t\tif(!gantt.config.keyboard_navigation) return;\n\n\t\t\t\tvar enable;\n\t\t\t\tvar focusElement = getActiveNode();\n\n\t\t\t\tvar parent = gantt.$container;\n\t\t\t\t// halt key nav when focus is outside gantt or in quick info popup\n\t\t\t\tif(!focusElement || gantt._locate_css(focusElement, \"gantt_cal_quick_info\")){\n\t\t\t\t\tenable = false;\n\t\t\t\t}else{\n\t\t\t\t\twhile(focusElement != parent &&  focusElement){\n\t\t\t\t\t\tfocusElement = focusElement.parentNode;\n\t\t\t\t\t}\n\n\t\t\t\t\tif(focusElement == parent){\n\t\t\t\t\t\tenable = true;\n\t\t\t\t\t}else{\n\t\t\t\t\t\tenable = false;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif(enable && !dispatcher.isEnabled()){\n\t\t\t\t\tdispatcher.enable();\n\t\t\t\t}else if(!enable && dispatcher.isEnabled()){\n\t\t\t\t\tdispatcher.disable();\n\t\t\t\t}\n\n\t\t\t}, 500);\n\n\t\t\tgantt.attachEvent(\"onDestroy\", function(){\n\t\t\t\tclearInterval(interval);\n\t\t\t});\n\n\t\t\tfunction getScopeName(obj){\n\t\t\t\tif(obj instanceof gantt.$keyboardNavigation.GanttNode){\n\t\t\t\t\treturn \"gantt\";\n\t\t\t\t}else if(obj instanceof gantt.$keyboardNavigation.HeaderCell){\n\t\t\t\t\treturn \"headerCell\";\n\t\t\t\t}else if(obj instanceof gantt.$keyboardNavigation.TaskRow){\n\t\t\t\t\treturn \"taskRow\";\n\t\t\t\t}else if(obj instanceof gantt.$keyboardNavigation.TaskCell){\n\t\t\t\t\treturn \"taskCell\";\n\t\t\t\t}\n\t\t\t\treturn null;\n\t\t\t}\n\n\t\t\tfunction getScope(mode){\n\t\t\t\tvar scopes = {\n\t\t\t\t\t\"gantt\":gantt.$keyboardNavigation.GanttNode,\n\t\t\t\t\t\"headerCell\": gantt.$keyboardNavigation.HeaderCell,\n\t\t\t\t\t\"taskRow\": gantt.$keyboardNavigation.TaskRow,\n\t\t\t\t\t\"taskCell\": gantt.$keyboardNavigation.TaskCell\n\t\t\t\t};\n\n\t\t\t\treturn scopes[mode] || scopes.gantt;\n\t\t\t}\n\n\t\t\tfunction findVisibleColumnIndex(columnName) {\n\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\tfor (var i = 0; i < columns.length; i++){\n\t\t\t\t\tif(columns[i].name == columnName){\n\t\t\t\t\t\treturn i;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\treturn 0;\n\t\t\t}\n\n\t\t\tvar keyNavFacade = {};\n\t\t\teventable(keyNavFacade);\n\t\t\tgantt.mixin(keyNavFacade, {\n\t\t\t\taddShortcut: function(shortcut, handler, scope){\n\t\t\t\t\tvar scopeObject = getScope(scope);\n\t\t\t\t\tif(scopeObject){\n\t\t\t\t\t\tscopeObject.prototype.bind(shortcut, handler);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\tgetShortcutHandler: function(shortcut, scope){\n\t\t\t\t\tvar commands = gantt.$keyboardNavigation.shortcuts.parse(shortcut);\n\t\t\t\t\tif(commands.length){\n\t\t\t\t\t\treturn this.getCommandHandler(commands[0], scope);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\tgetCommandHandler: function(command, scope){\n\t\t\t\t\tvar scopeObject = getScope(scope);\n\t\t\t\t\tif(scopeObject){\n\t\t\t\t\t\tif(command){\n\t\t\t\t\t\t\treturn scopeObject.prototype.findHandler(command);\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\tremoveShortcut: function(shortcut, scope){\n\t\t\t\t\tvar scopeObject = getScope(scope);\n\t\t\t\t\tif(scopeObject){\n\t\t\t\t\t\tscopeObject.prototype.unbind(shortcut);\n\t\t\t\t\t}\n\t\t\t\t},\n\t\t\t\tfocus: function(config){\n\t\t\t\t\tvar type = config ? config.type : null;\n\t\t\t\t\tvar constructor = getScope(type);\n\t\t\t\t\tvar node;\n\t\t\t\t\tswitch (type){\n\t\t\t\t\t\tcase \"taskCell\":\n\t\t\t\t\t\t\tnode = new constructor(config.id, findVisibleColumnIndex(config.column));\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase \"taskRow\":\n\t\t\t\t\t\t\tnode = new constructor(config.id);\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase \"headerCell\":\n\t\t\t\t\t\t\tnode = new constructor(findVisibleColumnIndex(config.column));\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tdefault:\n\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t\tdispatcher.delay(function(){\n\t\t\t\t\t\tif(node){\n\t\t\t\t\t\t\tdispatcher.setActiveNode(node);\n\t\t\t\t\t\t}else{\n\t\t\t\t\t\t\tdispatcher.enable();\n\t\t\t\t\t\t\tif(!dispatcher.getActiveNode()){\n\n\t\t\t\t\t\t\t\tdispatcher.setDefaultNode();\n\t\t\t\t\t\t\t}else{\n\n\t\t\t\t\t\t\t\tif(!dispatcher.awaitsFocus()){\n\t\t\t\t\t\t\t\t\tdispatcher.enable();\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\n\t\t\t\t\t});\n\t\t\t\t},\n\n\t\t\t\tgetActiveNode: function(){\n\t\t\t\t\tif(dispatcher.isEnabled()){\n\t\t\t\t\t\tvar node = dispatcher.getActiveNode();\n\t\t\t\t\t\tvar scope = getScopeName(node);\n\t\t\t\t\t\tvar columns = gantt.getGridColumns();\n\t\t\t\t\t\tswitch (scope){\n\t\t\t\t\t\t\tcase \"taskCell\":\n\t\t\t\t\t\t\t\treturn {type:\"taskCell\", id:node.taskId, column:columns[node.columnIndex].name};\n\t\t\t\t\t\t\tcase \"taskRow\":\n\t\t\t\t\t\t\t\treturn {type:\"taskRow\", id:node.taskId};\n\t\t\t\t\t\t\tcase \"headerCell\":\n\t\t\t\t\t\t\t\treturn {type:\"headerCell\", column:columns[node.index].name};\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\treturn null;\n\t\t\t\t}\n\t\t\t});\n\n\t\t\tgantt.$keyboardNavigation.facade = keyNavFacade;\n\n\t\t\tgantt.ext.keyboardNavigation = keyNavFacade;\n\t\t\tgantt.focus = function(){\n\t\t\t\tkeyNavFacade.focus();\n\t\t\t};\n\t\t\tgantt.addShortcut = keyNavFacade.addShortcut;\n\t\t\tgantt.getShortcutHandler = keyNavFacade.getShortcutHandler;\n\t\t\tgantt.removeShortcut = keyNavFacade.removeShortcut;\n\t\t})();\n\n\n\t}\n\n\tsetupKeyNav(gantt);\n\n\n\n})();","var EventHost = function(){\n\tthis._connected = [];\n\tthis._silent_mode = false;\n};\n\nEventHost.prototype = {\n\t_silentStart: function() {\n\t\tthis._silent_mode = true;\n\t},\n\t_silentEnd: function() {\n\t\tthis._silent_mode = false;\n\t}\n};\n\nvar\tcreateEventStorage = function(obj) {\n\tvar dhx_catch = [];\n\tvar z = function(){\n\t\tvar res = true;\n\t\tfor (var i = 0; i < dhx_catch.length; i++){\n\t\t\tif (dhx_catch[i]){\n\t\t\t\tvar zr = dhx_catch[i].apply(obj, arguments);\n\t\t\t\tres=res&&zr;\n\t\t\t}\n\t\t}\n\t\treturn res;\n\t};\n\tz.addEvent=function(ev){\n\t\tif (typeof (ev) == \"function\")\n\t\t\treturn dhx_catch.push(ev)-1;\n\t\treturn false;\n\t};\n\tz.removeEvent=function(id){\n\t\tdhx_catch[id]=null;\n\t};\n\treturn z;\n};\n\nfunction makeEventable(obj){\n\n\tvar eventHost = new EventHost();\n\tobj.attachEvent=function(name, catcher, callObj){\n\t\tname='ev_'+name.toLowerCase();\n\t\tif (!eventHost[name])\n\t\t\teventHost[name] = createEventStorage(callObj||this);\n\n\t\treturn(name+':'+eventHost[name].addEvent(catcher)); //return ID (event name & event ID)\n\t};\n\tobj.attachAll = function(callback, callObj){\n\t\tthis.attachEvent('listen_all', callback, callObj);\n\t};\n\n\tobj.callEvent=function(name, arg0, callObj){\n\t\tif (eventHost._silent_mode) return true;\n\n\t\tvar handlerName = 'ev_'+name.toLowerCase();\n\n\t\tif (eventHost['ev_listen_all']){\n\t\t\teventHost['ev_listen_all'].apply(callObj || this, [name].concat(arg0));\n\t\t}\n\n\t\tif (eventHost[handlerName])\n\t\t\treturn eventHost[handlerName].apply(callObj || this, arg0);\n\t\treturn true;\n\t};\n\tobj.checkEvent=function(name){\n\t\treturn (!!eventHost['ev_'+name.toLowerCase()]);\n\t};\n\tobj.detachEvent=function(id){\n\t\tif (id){\n\t\t\tvar list = id.split(':');//get EventName and ID\n\t\t\tvar eventName = list[0];\n\t\t\tvar eventId = list[1];\n\n\t\t\tif(eventHost[eventName]){\n\t\t\t\teventHost[eventName].removeEvent(eventId); //remove event\n\t\t\t}\n\t\t}\n\t};\n\tobj.detachAllEvents = function(){\n\t\tfor (var name in eventHost){\n\t\t\tif (name.indexOf(\"ev_\") === 0)\n\t\t\t\tdelete eventHost[name];\n\t\t}\n\t};\n\n}\n\nmodule.exports = makeEventable;"],"sourceRoot":""}