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combined jQuery.bind() and jQuery.one() to make them more DRY

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Karl Swedberg 2009-12-10 14:44:30 -08:00 committed by John Resig
parent 0ab118ae0d
commit 1bac61655b
1 changed files with 12 additions and 32 deletions
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42
src/event.js
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@ -697,13 +697,12 @@ jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ){
} }
jQuery.fn.extend({ jQuery.each(["bind", "one"], function(i, name) {
// TODO: make bind(), unbind() and one() DRY! jQuery.fn[ name ] = function( type, data, fn, thisObject ) {
bind: function( type, data, fn, thisObject ) {
// Handle object literals // Handle object literals
if ( typeof type === "object" ) { if ( typeof type === "object" ) {
for ( var key in type ) { for ( var key in type ) {
this.bind(key, data, type[key], fn); this[ name ](key, data, type[key], fn);
} }
return this; return this;
} }
@ -714,35 +713,17 @@ jQuery.fn.extend({
data = undefined; data = undefined;
} }
fn = thisObject === undefined ? fn : jQuery.event.proxy( fn, thisObject ); fn = thisObject === undefined ? fn : jQuery.event.proxy( fn, thisObject );
return type === "unload" ? this.one(type, data, fn, thisObject) : this.each(function() { var handler = name == "one" ? jQuery.event.proxy( fn, function( event ) {
jQuery.event.add( this, type, fn, data ); jQuery( this ).unbind( event, handler );
});
},
one: function( type, data, fn, thisObject ) {
// Handle object literals
if ( typeof type === "object" ) {
for ( var key in type ) {
this.one(key, data, type[key], fn);
}
return this;
}
if ( jQuery.isFunction( data ) ) {
thisObject = fn;
fn = data;
data = undefined;
}
fn = thisObject === undefined ? fn : jQuery.event.proxy( fn, thisObject );
var one = jQuery.event.proxy( fn, function( event ) {
jQuery( this ).unbind( event, one );
return fn.apply( this, arguments ); return fn.apply( this, arguments );
}) : fn;
return type === "unload" ? this.one(type, data, handler, thisObject) : this.each(function() {
jQuery.event.add( this, type, handler, data );
}); });
return this.each(function() { };
jQuery.event.add( this, type, one, data ); });
});
},
jQuery.fn.extend({
unbind: function( type, fn ) { unbind: function( type, fn ) {
// Handle object literals // Handle object literals
if ( typeof type === "object" && !type.preventDefault ) { if ( typeof type === "object" && !type.preventDefault ) {
@ -756,7 +737,6 @@ jQuery.fn.extend({
jQuery.event.remove( this, type, fn ); jQuery.event.remove( this, type, fn );
}); });
}, },
trigger: function( type, data ) { trigger: function( type, data ) {
return this.each(function() { return this.each(function() {
jQuery.event.trigger( type, data, this ); jQuery.event.trigger( type, data, this );