⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 advanced.htm

📁 这个是关于树的代码
💻 HTM
字号:
<html>
	<head>
		<title>ECOTree Advanced Sample</title>
		<script type="text/javascript" src="ECOTree.js"></script>
		<link type="text/css" rel="stylesheet" href="ECOTree.css" />
		<xml:namespace ns="urn:schemas-microsoft-com:vml" prefix="v"/>
		<style>v\:*{ behavior:url(#default#VML);}</style> 
		<style>
			label, select, option, input, a {
				font-family : "Verdana";				
				font-size : 10px;				
				color : black;
			}
			.copy {
				font-family : "Verdana";				
				font-size : 10px;
				color : #CCCCCC;
			}
		</style>
		<script>
			var t = null;
			
			function CreateTree() {
				t = new ECOTree('t','sample1');										
				t.add('O',-1,'Root O'); //Node ID's could be Number or String or mix... look!			
				t.add('E','O','Node E');
				t.add(3,'O','Node F');
				t.add(4,'O','Node N');
				t.add(5,'E','A - The CodeProject',null,null,null,null,'http://www.codeproject.com','Source code and resources for IT professionals');
				t.add(6,'E','D - VML');
				t.add(7,4,'Node G - Sized',60,70);
				t.add('eight',4,'Node M');
				t.add(9,6,'Node B');
				t.add(10,6,'Node C');
				t.add(11,'eight','H - Color',null,null,"green","black",null,"This node has it's own colors");
				t.add(12,'eight','Node I');
				t.add(13,'eight','Node J');
				t.add(14,'eight','Node K - No target',null,null,null,null,null,'This node has no target');
				t.add(15,'eight','Node L');				
				t.UpdateTree();
			}			
			
			function ChangePosition() {
				var pos = parseInt(document.forms[0].rootPosition.value);				
				t.config.iRootOrientation = pos;
				switch (pos)
				{
					case ECOTree.RO_TOP:
						t.config.topXAdjustment = 20;
						t.config.topYAdjustment = -20;
						break;
					case ECOTree.RO_BOTTOM:						
						t.config.topXAdjustment = 20;
						t.config.topYAdjustment = -500;					
						break;
					case ECOTree.RO_RIGHT:
						t.config.topXAdjustment = 20;
						t.config.topYAdjustment = -500;										
						break;
					case ECOTree.RO_LEFT:
						t.config.topXAdjustment = 20;
						t.config.topYAdjustment = -20;															
						break;
				}
				t.UpdateTree();
			}
			
			function ChangeLinkType() {				
				t.config.linkType = document.forms[0].linktype.value;
				t.UpdateTree();
			}
			
			function ChangeNodeAlign() {
				t.config.iNodeJustification = parseInt(document.forms[0].nodealign.value);
				t.UpdateTree();
			}
			
			function Modify(what, inp, val) {
				var q = parseInt(document.forms[0][inp].value) + val;
				document.forms[0][inp].value = q;
				t.config[what] = q;
				t.UpdateTree();	
			}
			
			function IncreaseSubtreeSep() { Modify("iSubtreeSeparation","stsep",5); }
			function DecreaseSubtreeSep() { Modify("iSubtreeSeparation","stsep",-5); }
			function IncreaseSiblingSep() { Modify("iSiblingSeparation","sbsep",5); }
			function DecreaseSiblingSep() { Modify("iSiblingSeparation","sbsep",-5); }
			function IncreaseLevelSep() { Modify("iLevelSeparation","lvsep",5); }
			function DecreaseLevelSep() { Modify("iLevelSeparation","lvsep",-5); }
			
			function ChangeColors() {
				var nodes = ['O','E',3,4,5,6,7,'eight',9,10,11,12,13,14,15];
				var color = document.forms[0].colorSet.value;
				var c = "";
				t.config.linkColor = color;
				switch (color)
				{
					case "red":
						c = "#FFCCCC";
						t.config.levelColors = t.config.levelBorderColors = ["#FF5555","#FF8888","#FFAAAA","#FFCCCC"];
						break;
					case "green":
						c = "#CCFFCC";
						t.config.levelColors = t.config.levelBorderColors = ["#55FF55","#88FF88","#AAFFAA","#CCFFCC"];
						break;
					case "blue":
						c = "#CCCCFF";
						t.config.levelColors = t.config.levelBorderColors = ["#5555FF","#8888FF","#AAAAFF","#CCCCFF"];
						break;
				}			
				for (var n = 0; n < nodes.length; n++) {
					t.setNodeColors(nodes[n], c, color, false);
				}	
				t.UpdateTree();
			}				
			
			function ChangeSearchMode() {
				var mode = parseInt(document.forms[0].searchMode.value);
				t.config.searchMode = mode;
			}
			
			function SearchTree() {
				var txt = document.forms[0].search.value;
				t.searchNodes(txt);
			}		
			
			function ChangeSelMode() {				
				var mode = parseInt(document.forms[0].selMode.value);
				t.config.selectMode = mode;				
				t.unselectAll();				
			}
			
			function ChangeNodeFill() {				
				var mode = parseInt(document.forms[0].nodefill.value);
				t.config.nodeFill = mode;				
				t.UpdateTree();				
			}
			
			function ChangeColorStyle() {				
				var mode = parseInt(document.forms[0].colorstyle.value);
				t.config.colorStyle = mode;				
				t.UpdateTree();				
			}						
			
			function ChangeUseTarget() {				
				var flag = (document.forms[0].usetarget.value == "true");
				t.config.useTarget = flag;
				t.UpdateTree();
			}
			
			function selectedNodes() {
				var selnodes = t.getSelectedNodes();
				var s = [];
				for (var n = 0; n < selnodes.length; n++)
				{
					s.push('' + n + ': Id=' + selnodes[n].id + ', Title='+ selnodes[n].dsc + ', Metadata='+ selnodes[n].meta + '\n');
				}
				alert('The selected nodes are:\n\n' + ((selnodes.length >0) ? s.join(''): 'None.'));
			}
						
		</script>
	</head>
	<body onload="CreateTree();">
		<h4>ECOTree Advanced Sample&nbsp;<span class="copy">&copy;2006 Emilio Cortegoso Lobato</span></h4>
		<form id="mainform">
			<div>
			<label>Root position:</label>
			<select id="rootPosition" onchange="ChangePosition();" >				
				<option value="0" selected>Top</option>
				<option value="1">Bottom</option>
				<option value="2">Right</option>
				<option value="3">Left</option>
			</select>
			<label>Link type:</label>
			<select id="linktype" onchange="ChangeLinkType();" >				
				<option value="M" selected>Manhattan</option>
				<option value="B">B閦ier</option>
			</select>
			<label>Node Alignment:</label>
			<select id="nodealign" onchange="ChangeNodeAlign();" >				
				<option value="0" selected>Top</option>
				<option value="1">Center</option>
				<option value="2">Bottom</option>
			</select>	
			<label>Subtree Sep.:</label>

			<a href="javascript:DecreaseSubtreeSep();"><img border=0 alt="" src="./img/less.gif"></a>
			<input id="stsep" value=80 size="3" maxlength="3" readonly></input>
			<a href="javascript:IncreaseSubtreeSep();"><img border=0 alt="" src="./img/plus.gif"></a>
			<label>Sibling Sep.:</label>
			<a href="javascript:DecreaseSiblingSep();"><img border=0 alt="" src="./img/less.gif"></a>
			<input id="sbsep" value=40 size="3" maxlength="3" readonly></input>
			<a href="javascript:IncreaseSiblingSep();"><img border=0 alt="" src="./img/plus.gif"></a>
			<label>Level Sep.:</label>
			<a href="javascript:DecreaseLevelSep();"><img border=0 alt="" src="./img/less.gif"></a>
			<input id="lvsep" value=40 size="3" maxlength="3" readonly></input>
			<a href="javascript:IncreaseLevelSep();"><img border=0 alt="" src="./img/plus.gif"></a>
			</div>
			<div>
			<label>Color combination:</label>
			<select id="colorSet" onchange="ChangeColors();" >				
				<option value="red">Red</option>
				<option value="green">Green</option>
				<option value="blue" selected>Blue</option>				
			</select>			
			&nbsp;							
			<label>Selection mode:</label>
			<select id="selMode" onchange="ChangeSelMode();" >				
				<option value=0 selected>Multiple</option>
				<option value=1>Single</option>	
				<option value=2>None</option>	
			</select>			
			&nbsp;				
			<label>Hyperlinks:</label>
			<select id="usetarget" onchange="ChangeUseTarget();" >				
				<option value="true" selected>Yes</option>
				<option value="false">No</option>					
			</select>					
			&nbsp;				
			<label>Search mode:</label>
			<select id="searchMode" onchange="ChangeSearchMode();" >				
				<option value=0 selected>Title</option>
				<option value=1>Metadata</option>
				<option value=2>Both</option>				
			</select>			
			&nbsp;
			<label>Search:</label>
			<input id="search" value="" size="10" maxlength="20"></input>
			<a href="javascript:SearchTree();"><img border=0 align="absbottom" alt="" src="./img/search.gif"></a>						
			</div>
			<div>
			&nbsp;				
			<label>Node fill:</label>
			<select id="nodefill" onchange="ChangeNodeFill();" >				
				<option value=0 selected>Gradient</option>
				<option value=1>Solid</option>					
			</select>					
			&nbsp;				
			<label>Color style:</label>
			<select id="colorstyle" onchange="ChangeColorStyle();" >				
				<option value=0 selected>Node colors</option>
				<option value=1>Level colors</option>					
			</select>					
			
			<a href="javascript:t.collapseAll();">Collapse All</a>
			<a href="javascript:t.expandAll();">Expand All</a>
			<a href="javascript:t.selectAll();">Select All</a>
			<a href="javascript:t.unselectAll();">Unselect All</a>
			<a href="javascript:selectedNodes();">Show selected</a>				
			</div>
		</form>
		<div id="sample1">
		</div>
	</body>
</html>

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -