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Common and simple table tab implementation in JavaScript (2)

Source: Internet
Author: User
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Return to original. After the style switch, return the control to the page, that is, table. js only controls the switching style and record operations: CopyCode The Code is as follows: <! Doctype HTML public "-// W3C // dtd html 4.01 transitional // en" "http://www.w3.org/TR/html4/loose.dtd">
<HTML xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = UTF-8"/>
<Title> New web project </title>
<Style type = "text/CSS">
. Sidebar {
Width: 140px;
Background: # c9e4d6;
Min-Height: 600px;
Float: left;
Border-left: solid 1px # c8c8c8;
}
. Sidebar ul {
List-style: none;
Text-align: left;
Padding: 20px 0px 0px 0px;
}
. Sidebar ul Li {
Border-bottom: 1px dotted # c8c8c8;
Font-size: 14px;
Height: 30px;
Line-Height: 30px;
Padding-left: 15px;
Margin-left: 15px;
Cursor: pointer;
}
. Sidebar. Active {
Background: # FFF;
}
. Content {
Height: 600px;
Width: 400px;
Border-Right: 1px solid # CCC;
Margin-left: 140px;
Padding: 20px;
Display: none;
}
</Style>
</Head>
<Body>
<Div class = "sidebar" id = "sidebar">
<Ul>
<Li point = "Table1">
Option 1
</LI>
<Li point = "Table2">
Option 2
</LI>
<Li point = "table3">
Option 3
</LI>
<Li point = "table4">
Option 4
</LI>
<Li point = "table5">
Option 5
</LI>
</Ul>
</Div>
<Div id = "Table1" class = "content">
This is the content of the first tab.
</Div>
<Div id = "Table2" class = "content">
This is the content of the second tab.
</Div>
<Div id = "table3" class = "content">
This is the content of the third tab.
</Div>
<Div id = "table4" class = "content">
This is the content of the fourth tab.
</Div>
<Div id = "table5" class = "content">
This is the content of the fifth tab.
</Div>
</Body>
<SCRIPT type = "text/JavaScript" src = "table. js"> </SCRIPT>
<SCRIPT type = "text/JavaScript">
// Available callback function parameters: obj. lastindex (last option index) obj. Index (current option index) obj. Arr (Tab element array)
VaR back = function (OBJ)
{
VaR lastpoint = obj. Arr [obj. lastindex]. getattribute ("point ");
VaR curentpoint = obj. Arr [obj. Index]. getattribute ("point ");
Document. getelementbyid (lastpoint). style. Display = "NONE ";
Document. getelementbyid (curentpoint). style. Display = "Block ";
}
// The parameters are as follows: The selected style callback function of the Option block ID is selected by default (starts from 0)
Table ("sidebar", "active", back, 0 );
</SCRIPT>
</Html>

Copy codeThe Code is as follows: // available callback function parameters: obj. lastindex (last option index) obj. Index (current option index) obj. Arr (Tab element array)
VaR back = function (OBJ)
{
VaR lastpoint = obj. Arr [obj. lastindex]. getattribute ("point ");
VaR curentpoint = obj. Arr [obj. Index]. getattribute ("point ");
Document. getelementbyid (lastpoint). style. Display = "NONE ";
Document. getelementbyid (curentpoint). style. Display = "Block ";
}
// The parameters are as follows: The selected style callback function of the Option block ID is selected by default (starts from 0)
Table ("sidebar", "active", back, 0 );

The table. js code is as follows: Copy code The Code is as follows :/**
* @ Author sky
*/
VaR table = function (ID, active, callback, index)
{
Table [ID] = new table (ID, active, callback, index );
Table [ID]. BIND ();
}
VaR table = function (ID, active, callback, index)
{
This. Index = parseint (INDEX) | 0; // current index
This. lastindex = This. Index; // last index
This. Callback = callback | function (){};
This. Active = active | "active ";
This. ID = ID;
This. Arr = Document. getelementbyid (ID). getelementsbytagname ("Li ");
}
Table. Prototype = {
BIND: function ()
{
// Initialize the option style
This. settable (this. Index );
// Bind events
VaR _ Self = this;
For (VAR I = 0; I <this. Arr. length; I ++)
{
This. Arr [I]. setattribute ("extatt", I); // hook
This. Arr [I]. onclick = function (E)
{
VaR _ e = Window. Event | E;
VaR _ target = _ E. srcelement | _e.tar get;
_ Self. settable (parseint (_ target. getattribute ("extatt ")));
}
}
},
Settable: function (INDEX)
{
This. lastindex = This. index;
This. Index = index;
// Clear the selected Style
This. Arr [This. lastindex]. classname = "";
// Activate the style of the current option
This. Arr [This. Index]. classname = This. Active;
// Execute the callback function
This. Callback (Table [This. ID]);
}
}

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