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The effect of a Twitter-like tweet written by Dom in JavaScript

Source: Internet
Author: User
Tags min set time
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The code is as follows Copy Code
<! DOCTYPE html>
<meta charset= "Utf-8" >
<title> Micro Blog Release </title>
<meta name= "Keywords" content= "" >
<meta name= "Description" content= "" >
<style type= "Text/css" >
h1{margin:20px Auto;font-size:30px;width:200px;text-align:center;color:blue;}
#test1 {display:block;width:400px;height:70px;margin:20px auto 10px;}
#test2 {display:block;margin-left:800px;width:60px;height:30px;font-size:20px;}
#test3 {margin:10px auto;border:1px #444 Solid;width:400px;min-height:300px;padding-bottom:10px;overflow:hidden; Color:blue;}
. test{border:1px Blue Solid;width:400px;overflow:hidden;
. Time{margin-left:240px;color: #666; font-size:16px;}
. inf{margin:10px 10px;}
. con{margin:10px;min-height:20px;}
</style>
<body>
<input type= "text" id= "test1" value= ""/>
<input type= "button" id= "Test2" value= "Publish"/>
<div id= "Test3" ></div>
<script type= "Text/javascript" >
<!--
var Test1=document.getelementbyid ("Test1");
var Test2=document.getelementbyid ("Test2");
var Test3=document.getelementbyid ("Test3");
var t,r,i=0;

Click the Publish method
Test2.onclick=move;
function Move () {
var test=document.createelement (' div '); Create a micro-blog box node
if (test1.value== "") {//If the input is blank, re-enter
Alert ("Pro, please input content Oh!") ");
Return
}else{
Test.setattribute ("Class", "test"); CSS style for test
test.innerhtml = ' <p class= ' con ' > ' +test1.value+ ' </p> '; Adding content to a node
Test3.insertbefore (Test,test3.firstchild); Insert the created node into the Temp3 document, and the latest release is placed in the first
Test1.value= ""; When the tweet is posted, the contents of the input box disappear.
Micro-Blog Frame movement
var Child=document.getelementbyid ("Test3"). ChildNodes; Get all child nodes of all TEST3
var n=-test.offsetheight;
function run () {//click button, micro-blog Frame movement method
n++;
test.style.margintop=n+ "px";
if (n>=0) {n=0;return;cleartimeout (t);} Here return?????
T=settimeout (run,20);
}run ();
}
Create a micro-blog time and delete button node
var inf=document.createelement (' div '); Create a div node, the purpose of which is to include time and delete button events
Inf.setattribute ("Class", "INF"); The CSS style of the INF
var d=new Date (); Set time
inf.innerhtml = ' <span class= ' time ' > ' +d.gethours () + "when" +d.getminutes () + "Min" +d.getseconds () + "SEC" + ' </span> ';//binding time between
Test.appendchild (INF); Insert the INF node into test
var del=document.createelement (' input '); Create Delete button node
Del.type= "button"; Type of input is button
del.value= "Delete";
Del.style.float= "Right";
Inf.appendchild (DEL); The DEL node is inserted into test
Delete a button event, delete the animation effect
Del.onclick=dele;
function dele () {
Click on the button and the microblog disappears
var m=test.offsetheight; The value of the height cannot be assigned directly to the variable, so there is no test.style.height here
function run2 () {
m--;
R=settimeout (run2,20);
test.style.height=m+ "px";
if (m<=0)
{m=0;cleartimeout (R); Test3.removechild (test);} Test3.removechild (test)//delete the contents of test
}run2 ();
}
}
-->
</script>
</body>

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Related Keywords:
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