jquery.fancytree
Version:
jQuery tree view / tree grid plugin with support for keyboard, inline editing, filtering, checkboxes, drag'n'drop, and lazy loading
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HTML
<html lang="en">
<head>
<title></title>
<meta charset="utf-8" />
<script src="//code.jquery.com/jquery-1.12.1.js"></script>
<script src="//code.jquery.com/ui/1.11.4/jquery-ui.js"></script>
<link href="../src/skin-win8/ui.fancytree.css" rel="stylesheet">
<script src="../src/jquery.fancytree.js"></script>
<script src="../src/jquery.fancytree.dnd.js"></script>
<style type="text/css" media="screen,print">
body,div,h5,h4,h3,h2,h1,p { margin: 0; padding: 0; }
body { padding: 1%; font-family: lucidiagrande, helvetica; }
h1,h2,h3,h4,h5 { margin: 1% 0; }
.column { display: inline-block; width: 45%; margin: 1%; padding: 1%; vertical-align: top; border: 1px solid gray; }
.selected { background-color: #ffff50; outline: 2px solid #008; }
#sortablelist2 { list-style-type: none; list-style-image; none; margin-left: 0; display: inline; }
#sortablelist2 li { margin-left: 0; display: inline; }
/* Only for the TODO list */
li.done {
text-decoration: line-through;
color: gray;
}
/* Current CSS would scale embedded images to 16x16 */
.fancytree-container img {
height: 50px;
width: inherit;
}
/* Current Win8 theme would style 'active' in nearly the same color as 'selected' */
span.fancytree-node.fancytree-active,
span.fancytree-node.fancytree-active:hover {
background-color: inherit;
outline: 1px solid #DEDEDE;
}
.fancytree-container.fancytree-treefocus span.fancytree-node.fancytree-active,
.fancytree-container.fancytree-treefocus span.fancytree-node.fancytree-active:hover {
background-color: inherit;
outline: 1px solid #26A0DA;
}
span.fancytree-node.fancytree-selected,
span.fancytree-node.fancytree-selected:hover {
background-color: #F7F7F7;
border-color: #DEDEDE;
}
.fancytree-container.fancytree-treefocus span.fancytree-node.fancytree-selected,
.fancytree-container.fancytree-treefocus span.fancytree-node.fancytree-selected:hover {
background-color: #CBE8F6;
border-color: #26A0DA;
}
</style>
<script type="text/javascript" charset="utf-8">
function getDropSourceList(sourceNode, mode){
var res = [];
if ( !sourceNode ) {
return res;
}
if( sourceNode.isSelected() ){
res = sourceNode.tree.getSelectedNodes();
if( mode === "after" ){
// res.reverse();
}
} else {
res = [ sourceNode ];
}
return res;
}
$(document).ready(function(){
// fancytree on left
$("#fancytree").fancytree({
extensions: ["dnd"],
source: [
{title: "Folder1", folder: true },
{title: "Folder2", folder: true },
{title: "Folder3", folder: true },
{title: "Lazy1", folder: true, lazy: true }
],
// checkbox: true,
// icon: false,
// activeVisible: true,
dnd: {
preventVoidMoves: true, // Prevent dropping nodes 'before self', etc.
preventRecursiveMoves: true, // Prevent dropping nodes on own descendants
autoExpandMS: 400,
dragStart: function(node, data) {
// Only allow dragging items, but not folders
return !node.folder;
},
dragEnter: function(node, data) {
// Dropping over a folder will always create children,
// but we never create children of items
return node.folder ? ["over"] : ["before", "after"];
},
dragDrop: function(node, data) {
var newNode, srcNodes;
if(data.otherNode){
srcNodes = getDropSourceList(data.otherNode);
if( node.tree === data.otherNode.tree ) {
// moving inside this tree -> sorting
for(i = 0; i < srcNodes.length; i++){
srcNodes[i].moveTo(node, data.hitMode);
}
}else{
// inter-tree drag&drop
for(i = 0; i < srcNodes.length; i++){
newNode = srcNodes[i].copyTo(node, data.hitMode, function(n){
// n.title = "Copy of " + n.title;
n.selected = false;
n.icon = false;
});
}
}
}else{
// dropped a standard draggable (not a tree node)
var title = ui.helper.html();
newNode = node.addNode({title: title}, data.hitMode);
}
// If we dropped s.th. on a folder, expand it
if( newNode && data.hitMode === "over" ) {
// node.setExpanded();
newNode.setActive();
}
}
},
activate: function(event, data) {
// alert("activate " + data.node);
},
lazyLoad: function(event, data) {
// data.result = {url: "fancytree-master/demo/ajax-sub2.json"}
data.result = {url: "unit/ajax-sub2.json"}
}
});
/* Fancytree oin the right, simulating a list */
$("#fancytree2").fancytree({
extensions: ["dnd"],
selectMode: 2, // multi-select
icon: false,
// source: "#sourceItems",
dnd: {
preventVoidMoves: true, // Prevent dropping nodes 'before self', etc.
dragStart: function(node, data) {
return true;
},
dragEnter: function(node, data) {
if ( data.otherNode /*&& data.otherNode.tree === node.tree*/ ) {
return ["before", "after"];
} else{
return false;
}
},
dragDrop: function(node, data) {
var srcNodes;
if(data.otherNode){
srcNodes = getDropSourceList(data.otherNode);
for(i = srcNodes.length - 1; i >= 0; i--){
srcNodes[i].moveTo(node, data.hitMode);
}
// data.otherNode.moveTo(node, data.hitMode);
}
}
},
click: function(event, data) {
// Tree is in multiselect mode, so we have to handle
// deselecting ourselves
var anchor, idx, inc,
tree = data.tree,
node = data.node;
if ( event.shiftKey ) {
// Select contigous region (only inside a common parent)
tree.visit(function(n){
n.setSelected(false);
});
node.setSelected();
anchor = tree.getActiveNode();
if( anchor && anchor.parent === node.parent ) {
// select range up to active node (only if within common parent)
idx = anchor.getIndex();
inc = ( idx <= node.getIndex() ) ? +1 : -1;
do{
anchor.setSelected();
idx += inc;
anchor = node.parent.children[idx];
} while ( anchor && anchor !== node );
}
} else if ( event.ctrlKey || event.altKey || event.metaKey ) {
node.toggleSelected();
} else {
data.tree.visit(function(n){
n.setSelected(false);
});
data.node.setSelected();
}
},
activate: function(event, data) {
// alert("activate " + data.node);
}
});
$("#sortablelist2 li").draggable({
revert: "invalid",
connectToFancytree: true,
cursorAt: { top: -5, left: -5 },
helper: "clone"
});
/*
$("#sortablelist2").sortable({
// revert: true
// cursorAt: { top: -5, left: -5 }
// helper: "clone"
});
*/
// click event for the highlighting of line items, filtered by modifier key
$("#sortablelist2 li").click(function(event){
var ctrl = event.ctrlKey || event.altKey || event.metaKey;
if (ctrl) {
//$("#sortablelist").sortable("option", "helper", 'clone');
$(this).toggleClass('selected');
} else {
$("#sortablelist2 li").removeClass('selected');
$(this).addClass('selected');
}
});
});
</script>
</head>
<body>
<h2>Fancytree Drag & Drop - Advanced Example</h2>
<div class="column">
<h3>Fancytree</h3>
<div id="fancytree"></div>
</div>
<div class="column">
<h3>Source List (realized as tree)</h3>
<div id="fancytree2">
<ul id="sourceItems">
<li><img src="http://24.media.tumblr.com/99157be93c9dcd2b69dcb5968577d72c/tumblr_mnw347ZXUP1r83y3do1_250.jpg" height="50"> Bugatti Atlantic</li>
<li><img src="http://25.media.tumblr.com/0edbf543510b5ad91d6eb3584f3e48c9/tumblr_mnbokkaAHL1r2szepo1_250.jpg" height="50"> Porsche 911 (w/girl)</li>
<li><img src="http://25.media.tumblr.com/7fa5fe7abcf9cceafa1f3fbc5ea6751e/tumblr_mmhjvbFYfc1qzleu4o1_250.jpg" height="50"> Lamborghini Miura</li>
<li><img src="http://24.media.tumblr.com/86172205e20353fe369f66986ee8f67e/tumblr_mnufj449bY1sseamio1_250.jpg" height="100"> Item 4</li>
<li><img src="http://25.media.tumblr.com/14bbabd6fdbcd0208ad77bcc435b6c5d/tumblr_mnbpfmnRrT1rgzuyso8_250.jpg" height="100"> Item 5</li>
</ul>
</div>
</div>
<h4>Photo Gallery List - <ul> list as standard jQuery Draggable (but not Sortable)</h4>
<ul id="sortablelist2" class="sortablelist">
<li><img src="http://24.media.tumblr.com/99157be93c9dcd2b69dcb5968577d72c/tumblr_mnw347ZXUP1r83y3do1_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/06312c3198ed1b0d85f8f2f1620cae1d/tumblr_mnw347ZXUP1r83y3do2_250.jpg" height="100"></li>
<li><img src="http://24.media.tumblr.com/bb105bd6e9623476f0be2f40db2eb170/tumblr_mij3dtodG21r0zreto1_250.jpg" height="100"></li>
<li><img src="http://24.media.tumblr.com/tumblr_lol5ruap5f1qilaalo1_250.png" height="100"></li>
<li><img src="http://25.media.tumblr.com/0edbf543510b5ad91d6eb3584f3e48c9/tumblr_mnbokkaAHL1r2szepo1_250.jpg" height="100"></li>
<li><img src="http://24.media.tumblr.com/d84c049e074b59ec12e50c2c9598a8aa/tumblr_mnxh31gA6c1qm6egko1_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/8881052c0c630915a6f6cfb9a6c379c4/tumblr_mntktonwtd1s5d86co1_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/27febde8cd26656115970904f8dc8057/tumblr_mnmn0gIl9W1sshgazo1_250.jpg" height="100"></li>
<li><img src="http://24.media.tumblr.com/86172205e20353fe369f66986ee8f67e/tumblr_mnufj449bY1sseamio1_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/7fa5fe7abcf9cceafa1f3fbc5ea6751e/tumblr_mmhjvbFYfc1qzleu4o1_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/e2f22d7ffc546dc7c4ca174ec77a3ccf/tumblr_mnbpfmnRrT1rgzuyso3_250.jpg" height="100"></li>
<li><img src="http://25.media.tumblr.com/14bbabd6fdbcd0208ad77bcc435b6c5d/tumblr_mnbpfmnRrT1rgzuyso8_250.jpg" height="100"></li>
</ul>
<h4>Requirements, Questions, and Todos</h4>
<ul>
<li>Question: are nodes moved or copied from right to left?<br>
Should it be possible to drag from left to right?<br>
Should the left tree also support multi-select?
<li>Question: any objections to add this sample to the public repository?
<li class="done">Images inside nodes are scaled to 16x16
<li class="done">Native cross-tree copyTo
<li class="done">Native cross-tree moveTo
<li class="done">Non-contiguous multi-select of sortable list items using modifier key (Ctrl/Opt)
<li class="done">[Req] Click one Sortable list item to highlight it, then Shift Click another
item to select multiple contiguous items in Sortable list [like your OS does]
<li class="done">[Req] Test with lazy nodes and auto-expand
<li class="done">[R]Drag & Drop reorder of single list items
<li>[Req] Drag & Drop reorder of Sortable list items (multi selected) with Ajax update<br>
Question: what does 'with Ajax update' mean?
<li>[Req] Drag & Drop single or multiple selected Sortable list items and
drop them on to the Fancy tree where they belong (including lazy-loading)<br>
Question: what does 'including lazy-loading' mean?
<li class="done">Add Fancytree-like D&D target icons to Sortable list sorts
so they look the same as Fancytree sorts & drops
<li>Native support for multi-node DnD (includes multi-node helper image) (currently implemented using the std. callbacks)<br>
Also sometimes the order is reverted.
<li class="done">Drop target marker should consider the real node height
<li>Native support for multi select with Click + SHIFT and CTRL (currently implemented using the std. callbacks)<br>
Also, Click + Shift could allow to extend a current range.
<li>Optimize CSS for better disambiguation of 'Selcted' vs. 'Active' nodes
<li>Dragging a Draggable over the right tree does not revert, although invalid
</ul>
</body>
</html>