literyzjs-treeview/bbtreeviewnode.js

function BBTreeviewNode(treeview){const a=this;a.Treeview=treeview,a.initialise()}BBTreeviewNode.prototype.Load=function(node){const a=this;a.ID=node.getAttribute("data-bbtv-id"),a.Node=node,a.Container=node.querySelectorAll("div.li")[0],a.Label=node.querySelectorAll("span")[0],a.Value=node.getAttribute("data-bbtv-value"),a.Name=a.Label.textContent,a.Hint=a.Label.getAttribute("title"),a.ParentID=a.GetParentID(),a.Checked=a.IsChecked(),a.Highlighted=a.IsHighlighted(),a.Tag=a.GetTag()},BBTreeviewNode.prototype.Check=function(value){const a=this;if(a.setCheckbox(a.Node,value),a.Node.querySelectorAll("li").forEach((function(e){a.setCheckbox(e,value)})),null!=a.GetParentNode()){let uncheckedCount=0;a.GetParentNode().querySelectorAll("li").forEach((function(e){e.classList.contains("x")||uncheckedCount++})),a.setCheckbox(a.GetParentNode(),uncheckedCount<=0)}},BBTreeviewNode.prototype.Collapse=function(){const a=this;a.Node.classList.contains("e")&&(a.Node.classList.remove("e"),a.Node.classList.add("c")),a.GetChildNodes().forEach((function(e){e.classList.add("hidden")}))},BBTreeviewNode.prototype.Expand=function(){const a=this;a.Node.classList.contains("c")&&(a.Node.classList.remove("c"),a.Node.classList.add("e")),a.GetChildNodes().forEach((function(e){e.classList.remove("hidden")}))},BBTreeviewNode.prototype.GetCheckbox=function(){const a=this;if(!a.Treeview.Options.ShowCheckbox)return null;const checkboxes=a.Node.querySelectorAll("div.icon.checkbox");return void 0===checkboxes?null:checkboxes[0]},BBTreeviewNode.prototype.GetChildNode=function(){const a=undefined;let result=this.Node.querySelectorAll("ul");return result.length<=0?null:result[0]},BBTreeviewNode.prototype.GetChildNodes=function(){const a=undefined,childNode=this.GetChildNode();if(null==childNode)return[];let nodes=childNode.querySelectorAll("li");if(nodes.length<=0)return[];let result=[];return nodes.forEach((function(e){void 0!==e.parentNode&&e.parentNode==childNode&&result.push(e)})),result},BBTreeviewNode.prototype.GetTag=function(){const a=this;let tag=a.Node.getAttribute("data-bbtv-tag");return a.Treeview.isNullOrWhitespace(tag)?null:JSON.parse(decodeURIComponent(tag))},BBTreeviewNode.prototype.GetParentID=function(){const a=undefined,parentNode=this.GetParentNode();return null==parentNode?null:parentNode.getAttribute("data-bbtv-id")},BBTreeviewNode.prototype.GetParentNode=function(){const a=this;return a.parentsUntilTagName(a.Node,"li")},BBTreeviewNode.prototype.IsChecked=function(){const a=this;return!!a.Treeview.Options.ShowCheckbox&&a.Node.classList.contains("x")},BBTreeviewNode.prototype.IsExpanded=function(){const a=this;return!!a.Node.classList.contains("e")||!a.Node.classList.contains("c")&&null},BBTreeviewNode.prototype.IsHighlighted=function(){const a=undefined;return this.Container.classList.contains("highlighted")},BBTreeviewNode.prototype.Remove=function(){const a=this;null!=a.GetParentNode()&&(a.GetParentNode().classList.contains("e")&&a.GetParentNode().classList.remove("e"),a.GetParentNode().classList.contains("c")&&a.GetParentNode().classList.remove("c")),a.Node.parentNode.removeChild(a.Node)},BBTreeviewNode.prototype.SetupEvents=function(){const a=this;a.Node.addEventListener("click",(function(e){if(e.stopPropagation(),e.preventDefault(),!a.isTag(e.target,"li"))return;if(e.offsetX<0||e.offsetX>16||e.offsetY<0||e.offsetY>16)return;const myNode=a.Treeview.getNode(e.target);null!=myNode&&myNode.Toggle()})),a.Container.addEventListener("dblclick",(function(e){e.stopPropagation(),e.preventDefault();const myNode=a.Treeview.getNode(e.target);null!=myNode&&myNode.Toggle()})),a.Treeview.Options.ShowCheckbox&&(a.GetCheckbox().addEventListener("mousedown",(function(e){e.stopPropagation(),e.preventDefault(),a.Check(!a.IsChecked())})),a.GetCheckbox().addEventListener("click",(function(e){e.stopPropagation(),e.preventDefault()})),a.GetCheckbox().addEventListener("dblclick",(function(e){e.stopPropagation(),e.preventDefault()}))),a.Container.addEventListener("mousedown",(function(e){e.stopPropagation(),e.preventDefault();const myNode=a.Treeview.getNode(e.target);null!=myNode&&(a.Treeview.Container.querySelectorAll("div.highlighted").forEach((function(e){e.classList.remove("highlighted")})),a.Treeview.Options.ShowSelection&&myNode.Container.classList.add("highlighted"))})),a.invalidateCollapsible()},BBTreeviewNode.prototype.Toggle=function(){const a=this;switch(a.IsExpanded()){case!0:a.Collapse();break;case!1:a.Expand()}},BBTreeviewNode.prototype.initialise=function(){const a=this},BBTreeviewNode.prototype.invalidateCollapsible=function(){const a=this;null!=a.GetParentNode()&&(a.GetParentNode().classList.contains("c")?a.Node.classList.add("hidden"):(a.GetParentNode().classList.contains("e")||a.GetParentNode().classList.add("e"),a.Node.classList.remove("hidden")))},BBTreeviewNode.prototype.isTag=function(el,tagName){return el.tagName.toLowerCase()==tagName},BBTreeviewNode.prototype.parentsUntilTagName=function(el,tagName){const a=this;let node=el;for(;void 0!==node.parentNode&&(node=node.parentNode,void 0!==node);){if(a.isTag(node,"ul")&&node.classList.contains("bbtreeview"))return null;if(a.isTag(node,tagName))break}return node},BBTreeviewNode.prototype.setCheckbox=function(el,value){value?el.classList.contains("x")||el.classList.add("x"):el.classList.contains("x")&&el.classList.remove("x")};