Ifigenia Administrator: New page: / Attach (or remove) an Event to a specific object ******** * Cross-browser event attachment (John Resig) * http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html * ...

2008-10-07T23:12:28Z

New page: /** Attach (or remove) an Event to a specific object ********** * Cross-browser event attachment (John Resig) * http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html * ...

New page

/** Attach (or remove) an Event to a specific object **********
* Cross-browser event attachment (John Resig)
* http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
*
* obj : DOM tree object to attach the event to
* type : String, event type ("click", "mouseover", "submit", etc.)
* fn : Function to be called when the event is triggered (the ''this''
* keyword points to ''obj'' inside ''fn'' when the event is triggered)
*
* Local Maintainer: [[meta:User:Dschwen]]
*/

function addEvent( obj, type, fn )
{
if (obj.addEventListener)
obj.addEventListener( type, fn, false );
else if (obj.attachEvent)
{
obj["e"+type+fn] = fn;
obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
obj.attachEvent( "on"+type, obj[type+fn] );
}
}

function removeEvent( obj, type, fn )
{
if (obj.removeEventListener)
obj.removeEventListener( type, fn, false );
else if (obj.detachEvent)
{
obj.detachEvent( "on"+type, obj[type+fn] );
obj[type+fn] = null;
obj["e"+type+fn] = null;
}
}

/** JSconfig ************
* (copied from [[meta:MediaWiki:Common.js]])
*
* Global configuration options to enable/disable and configure
* specific script features from [[MediaWiki:Common.js]] and
* [[MediaWiki:Monobook.js]]
* This framework adds config options (saved as cookies) to [[Special:Preferences]]
* For a more permanent change you can override the default settings in your
* [[Special:Mypage/monobook.js]]
* for Example: JSconfig.keys[loadAutoInformationTemplate] = false;
*
* Maintainer: [[meta:User:Dschwen]]
*/

var JSconfig =
{
prefix : 'jsconfig_',
keys : {},
meta : {},

//
// Register a new configuration item
// * name : String, internal name
// * default_value : String or Boolean (type determines configuration widget)
// * description : String, text appearing next to the widget in the preferences
// * prefpage : Integer (optional), section in the preferences to insert the widget:
// 0 : User profile
// 1 : Skin
// 2 : Math
// 3 : Files
// 4 : Date and time
// 5 : Editing
// 6 : Recent changes
// 7 : Watchlist
// 8 : Search
// 9 : Misc
//
// Access keys through JSconfig.keys[name]
//
registerKey : function( name, default_value, description, prefpage )
{
if( typeof(JSconfig.keys[name]) == 'undefined' )
JSconfig.keys[name] = default_value;
else {

// all cookies are read as strings,
// convert to the type of the default value
switch( typeof(default_value) )
{
case 'boolean' : JSconfig.keys[name] = ( JSconfig.keys[name] == 'true' ); break;
case 'number' : JSconfig.keys[name] = JSconfig.keys[name]/1; break;
}

}

JSconfig.meta[name] = { 'description' : description, 'page' : prefpage || 0, 'default_value' : default_value };
},

readCookies : function()
{
var cookies = document.cookie.split("; ");
var p =JSconfig.prefix.length;
var i;

for( var key in cookies )
{
if( cookies[key].substring(0,p) == JSconfig.prefix )
{
i = cookies[key].indexOf('=');
//alert( cookies[key] + ',' + key + ',' + cookies[key].substring(p,i) );
JSconfig.keys[cookies[key].substring(p,i)] = cookies[key].substring(i+1);
}
}
},

writeCookies : function()
{
for( var key in JSconfig.keys )
document.cookie = JSconfig.prefix + key + '=' + JSconfig.keys[key] + '; path=/; expires=Thu, 2 Aug 2009 10:10:10 UTC';
},

evaluateForm : function()
{
var w_ctrl,wt;
//alert('about to save JSconfig');
for( var key in JSconfig.meta ) {
w_ctrl = document.getElementById( JSconfig.prefix + key )
if( w_ctrl )
{
wt = typeof( JSconfig.meta[key].default_value );
switch( wt ) {
case 'boolean' : JSconfig.keys[key] = w_ctrl.checked; break;
case 'string' : JSconfig.keys[key] = w_ctrl.value; break;
}
}
}

JSconfig.writeCookies();
return true;
},

setUpForm : function()
{
var prefChild = document.getElementById('preferences');
if( !prefChild ) return;
prefChild = prefChild.childNodes;

//
// make a list of all preferences sections
//
var tabs = new Array;
var len = prefChild.length;
for( var key = 0; key < len; key++ ) {
if( prefChild[key].tagName &&
prefChild[key].tagName.toLowerCase() == 'fieldset' )
tabs.push(prefChild[key]);
}

//
// Create Widgets for all registered config keys
//
var w_div, w_label, w_ctrl, wt;
for( var key in JSconfig.meta ) {
w_div = document.createElement( 'DIV' );

w_label = document.createElement( 'LABEL' );
w_label.appendChild( document.createTextNode( JSconfig.meta[key].description ) )
w_label.htmlFor = JSconfig.prefix + key;

wt = typeof( JSconfig.meta[key].default_value );

w_ctrl = document.createElement( 'INPUT' );
w_ctrl.id = JSconfig.prefix + key;

// before insertion into the DOM tree
switch( wt ) {
case 'boolean' : w_ctrl.type = 'checkbox'; break;
case 'string' : w_ctrl.type = 'text'; break;
}

w_div.appendChild( w_label );
w_div.appendChild( w_ctrl );
tabs[JSconfig.meta[key].page].appendChild( w_div );

// after insertion into the DOM tree
switch( wt ) {
case 'boolean' : w_ctrl.defaultChecked = w_ctrl.checked = JSconfig.keys[key]; break;
case 'string' : w_ctrl.defaultValue = w_ctrl.value = JSconfig.keys[key]; break;
}

}
addEvent(document.getElementById('preferences').parentNode, 'submit', JSconfig.evaluateForm );
}
}

JSconfig.readCookies();
addOnloadHook(JSconfig.setUpForm);

MediaWiki:JSconfig.js - Revision history

Ifigenia Administrator: New page: /** Attach (or remove) an Event to a specific object ********** * Cross-browser event attachment (John Resig) * http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html * ...

Ifigenia Administrator: New page: / Attach (or remove) an Event to a specific object ******** * Cross-browser event attachment (John Resig) * http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html * ...