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我正在嘗試使用DynaTree創建樹視圖。然後將複選框值保存到數據庫。將dynatree的值保存到數據庫中
任何人都有關於將複選框的值保存到數據庫以瞭解以下代碼的知識。此代碼來自dynatree。
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<title>User Access Details</title>
<script src="jquery/jquery.js" type="text/javascript"></script>
<script src="jquery/jquery-ui.custom.js" type="text/javascript"></script>
<script src="jquery/jquery.cookie.js" type="text/javascript"></script>
<link href="src/skin/ui.dynatree.css" rel="stylesheet" type="text/css" id="skinSheet">
<script src="src/jquery.dynatree.js" type="text/javascript"></script>
<!-- (Irrelevant source removed.) -->
<script type="text/javascript">
var treeData = [
{title: "Authorised Access", key: "id3",
children: [
{title: "POS",select: true,
children: [
{title: "Read", key: "id3.1.1" },
{title: "Write", key: "id3.1.2" }
]
},
{title: "MATE",
children: [
{title: "Read", key: "id3.2.1" },
{title: "Write", key: "id3.2.2" }
]
}
]
},
{title: "Unauthorised Access", key: "id4",
children: [
{title: "Logical Access", activate: true,
children: [
{title: "Email", key: "id4.1.1" },
{title: "Internate", key: "id4.1.2" }
]
},
]
}
];
$(function(){
// --- Initialize sample trees
$("#tree1").dynatree({
checkbox: true,
// Override class name for checkbox icon:
classNames: {checkbox: "dynatree-radio"},
selectMode: 1,
children: treeData,
onActivate: function(node) {
$("#echoActive1").text(node.data.title);
},
onSelect: function(select, node) {
// Display list of selected nodes
var s = node.tree.getSelectedNodes().join(", ");
$("#echoSelection1").text(s);
},
onDblClick: function(node, event) {
node.toggleSelect();
},
onKeydown: function(node, event) {
if(event.which == 32) {
node.toggleSelect();
return false;
}
},
// The following options are only required, if we have more than one tree on one page:
// initId: "treeData",
cookieId: "dynatree-Cb1",
idPrefix: "dynatree-Cb1-"
});
$("#tree2").dynatree({
checkbox: true,
selectMode: 2,
children: treeData,
onSelect: function(select, node) {
// Display list of selected nodes
var selNodes = node.tree.getSelectedNodes();
// convert to title/key array
var selKeys = $.map(selNodes, function(node){
return "[" + node.data.key + "]: '" + node.data.title + "'";
});
$("#echoSelection2").text(selKeys.join(", "));
},
onClick: function(node, event) {
// We should not toggle, if target was "checkbox", because this
// would result in double-toggle (i.e. no toggle)
if(node.getEventTargetType(event) == "title")
node.toggleSelect();
},
onKeydown: function(node, event) {
if(event.which == 32) {
node.toggleSelect();
return false;
}
},
// The following options are only required, if we have more than one tree on one page:
cookieId: "dynatree-Cb2",
idPrefix: "dynatree-Cb2-"
});
$("#tree3").dynatree({
checkbox: true,
selectMode: 3,
children: treeData,
onSelect: function(select, node) {
// Get a list of all selected nodes, and convert to a key array:
var selKeys = $.map(node.tree.getSelectedNodes(), function(node){
return node.data.key;
});
$("#echoSelection3").text(selKeys.join(", "));
// Get a list of all selected TOP nodes
var selRootNodes = node.tree.getSelectedNodes(true);
// ... and convert to a key array:
var selRootKeys = $.map(selRootNodes, function(node){
return node.data.key;
});
$("#echoSelectionRootKeys3").text(selRootKeys.join(", "));
$("#echoSelectionRoots3").text(selRootNodes.join(", "));
},
onDblClick: function(node, event) {
node.toggleSelect();
},
onKeydown: function(node, event) {
if(event.which == 32) {
node.toggleSelect();
return false;
}
},
// The following options are only required, if we have more than one tree on one page:
// initId: "treeData",
cookieId: "dynatree-Cb3",
idPrefix: "dynatree-Cb3-"
});
$("#tree4").dynatree({
checkbox: false,
selectMode: 2,
children: treeData,
onQuerySelect: function(select, node) {
if(node.data.isFolder)
return false;
},
onSelect: function(select, node) {
// Display list of selected nodes
var selNodes = node.tree.getSelectedNodes();
// convert to title/key array
var selKeys = $.map(selNodes, function(node){
return "[" + node.data.key + "]: '" + node.data.title + "'";
});
$("#echoSelection4").text(selKeys.join(", "));
},
onClick: function(node, event) {
if(! node.data.isFolder)
node.toggleSelect();
},
onDblClick: function(node, event) {
node.toggleExpand();
},
onKeydown: function(node, event) {
if(event.which == 32) {
node.toggleSelect();
return false;
}
},
// The following options are only required, if we have more than one tree on one page:
// initId: "treeData",
cookieId: "dynatree-Cb4",
idPrefix: "dynatree-Cb4-"
});
$("#btnToggleSelect").click(function(){
$("#tree2").dynatree("getRoot").visit(function(node){
node.toggleSelect();
});
return false;
});
$("#btnDeselectAll").click(function(){
$("#tree2").dynatree("getRoot").visit(function(node){
node.select(false);
});
return false;
});
$("#btnSelectAll").click(function(){
$("#tree2").dynatree("getRoot").visit(function(node){
node.select(true);
});
return false;
});
<!-- (Irrelevant source removed.) -->
});
$("form").submit(function() {
// Serialize standard form fields:
var formData = $(this).serializeArray();
// then append Dynatree selected 'checkboxes':
var tree = $("#tree").dynatree("getTree");
formData = formData.concat(tree.serializeArray());
// and/or add the active node as 'radio button':
if(tree.getActiveNode()){
formData.push({name: "activeNode", value: tree.getActiveNode().data.key});
}
alert("POSTing this:\n" + jQuery.param(formData));
$.post("http://127.0.0.1:8001/submit_data",
formData,
function(response, textStatus, xhr){
alert("POST returned " + response + ", " + textStatus);
}
);
return false;
});
</script>
</head>
<body class="example">
<form>
<div id="tree3"></div>
<div id="tree" name="selNodes">
</div>
<input type="submit" value="Send data">
</form>
</body>
</html>