diff options
| author | Ariel Flesler <aflesler@gmail.com> | 2008-12-30 02:40:04 +0000 |
|---|---|---|
| committer | Ariel Flesler <aflesler@gmail.com> | 2008-12-30 02:40:04 +0000 |
| commit | a09dac440609ac0154b489a647cfe3b93b7d400b (patch) | |
| tree | a422038456f3a21c4b8678cb8fb8454b69a456d0 /src/data.js | |
| parent | 4afa60835146e71c0e57b492a1cca278eaf1ef9c (diff) | |
| download | jquery-a09dac440609ac0154b489a647cfe3b93b7d400b.tar.gz jquery-a09dac440609ac0154b489a647cfe3b93b7d400b.zip | |
jquery data: Oops.. forgot to commit the new data module. This is part of [6010].
Diffstat (limited to 'src/data.js')
| -rw-r--r-- | src/data.js | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/src/data.js b/src/data.js new file mode 100644 index 000000000..45882fda2 --- /dev/null +++ b/src/data.js @@ -0,0 +1,290 @@ +var expando = "jQuery" + now(), uuid = 0, windowData = {};
+
+jQuery.extend({
+ cache: {},
+
+ data: function( elem, name, data ) {
+ elem = elem == window ?
+ windowData :
+ elem;
+
+ var id = elem[ expando ];
+
+ // Compute a unique ID for the element
+ if ( !id )
+ id = elem[ expando ] = ++uuid;
+
+ // Only generate the data cache if we're
+ // trying to access or manipulate it
+ if ( name && !jQuery.cache[ id ] )
+ jQuery.cache[ id ] = {};
+
+ // Prevent overriding the named cache with undefined values
+ if ( data !== undefined )
+ jQuery.cache[ id ][ name ] = data;
+
+ // Return the named cache data, or the ID for the element
+ return name ?
+ jQuery.cache[ id ][ name ] :
+ id;
+ },
+
+ removeData: function( elem, name ) {
+ elem = elem == window ?
+ windowData :
+ elem;
+
+ var id = elem[ expando ];
+
+ // If we want to remove a specific section of the element's data
+ if ( name ) {
+ if ( jQuery.cache[ id ] ) {
+ // Remove the section of cache data
+ delete jQuery.cache[ id ][ name ];
+
+ // If we've removed all the data, remove the element's cache
+ name = "";
+
+ for ( name in jQuery.cache[ id ] )
+ break;
+
+ if ( !name )
+ jQuery.removeData( elem );
+ }
+
+ // Otherwise, we want to remove all of the element's data
+ } else {
+ // Clean up the element expando
+ try {
+ delete elem[ expando ];
+ } catch(e){
+ // IE has trouble directly removing the expando
+ // but it's ok with using removeAttribute
+ if ( elem.removeAttribute )
+ elem.removeAttribute( expando );
+ }
+
+ // Completely remove the data cache
+ delete jQuery.cache[ id ];
+ }
+ },
+ queue: function( elem, type, data ) {
+ if ( elem ){
+
+ type = (type || "fx") + "queue";
+
+ var q = jQuery.data( elem, type );
+
+ if ( !q || jQuery.isArray(data) )
+ q = jQuery.data( elem, type, jQuery.makeArray(data) );
+ else if( data )
+ q.push( data );
+
+ }
+ return q;
+ },
+
+ dequeue: function( elem, type ){
+ var queue = jQuery.queue( elem, type ),
+ fn = queue.shift();
+
+ if( !type || type === "fx" )
+ fn = queue[0];
+
+ if( fn !== undefined )
+ fn.call(elem);
+ }
+});
+
+jQuery.fn.extend({
+ data: function( key, value ){
+ var parts = key.split(".");
+ parts[1] = parts[1] ? "." + parts[1] : "";
+
+ if ( value === undefined ) {
+ var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
+
+ if ( data === undefined && this.length )
+ data = jQuery.data( this[0], key );
+
+ return data === undefined && parts[1] ?
+ this.data( parts[0] ) :
+ data;
+ } else
+ return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
+ jQuery.data( this, key, value );
+ });
+ },
+
+ removeData: function( key ){
+ return this.each(function(){
+ jQuery.removeData( this, key );
+ });
+ },
+ queue: function(type, data){
+ if ( typeof type !== "string" ) {
+ data = type;
+ type = "fx";
+ }
+
+ if ( data === undefined )
+ return jQuery.queue( this[0], type );
+
+ return this.each(function(){
+ var queue = jQuery.queue( this, type, data );
+
+ if( type == "fx" && queue.length == 1 )
+ queue[0].call(this);
+ });
+ },
+ dequeue: function(type){
+ return this.each(function(){
+ jQuery.dequeue( this, type );
+ });
+ }
+});
+var expando = "jQuery" + now(), uuid = 0, windowData = {};
+
+jQuery.extend({
+ cache: {},
+
+ data: function( elem, name, data ) {
+ elem = elem == window ?
+ windowData :
+ elem;
+
+ var id = elem[ expando ];
+
+ // Compute a unique ID for the element
+ if ( !id )
+ id = elem[ expando ] = ++uuid;
+
+ // Only generate the data cache if we're
+ // trying to access or manipulate it
+ if ( name && !jQuery.cache[ id ] )
+ jQuery.cache[ id ] = {};
+
+ // Prevent overriding the named cache with undefined values
+ if ( data !== undefined )
+ jQuery.cache[ id ][ name ] = data;
+
+ // Return the named cache data, or the ID for the element
+ return name ?
+ jQuery.cache[ id ][ name ] :
+ id;
+ },
+
+ removeData: function( elem, name ) {
+ elem = elem == window ?
+ windowData :
+ elem;
+
+ var id = elem[ expando ];
+
+ // If we want to remove a specific section of the element's data
+ if ( name ) {
+ if ( jQuery.cache[ id ] ) {
+ // Remove the section of cache data
+ delete jQuery.cache[ id ][ name ];
+
+ // If we've removed all the data, remove the element's cache
+ name = "";
+
+ for ( name in jQuery.cache[ id ] )
+ break;
+
+ if ( !name )
+ jQuery.removeData( elem );
+ }
+
+ // Otherwise, we want to remove all of the element's data
+ } else {
+ // Clean up the element expando
+ try {
+ delete elem[ expando ];
+ } catch(e){
+ // IE has trouble directly removing the expando
+ // but it's ok with using removeAttribute
+ if ( elem.removeAttribute )
+ elem.removeAttribute( expando );
+ }
+
+ // Completely remove the data cache
+ delete jQuery.cache[ id ];
+ }
+ },
+ queue: function( elem, type, data ) {
+ if ( elem ){
+
+ type = (type || "fx") + "queue";
+
+ var q = jQuery.data( elem, type );
+
+ if ( !q || jQuery.isArray(data) )
+ q = jQuery.data( elem, type, jQuery.makeArray(data) );
+ else if( data )
+ q.push( data );
+
+ }
+ return q;
+ },
+
+ dequeue: function( elem, type ){
+ var queue = jQuery.queue( elem, type ),
+ fn = queue.shift();
+
+ if( !type || type === "fx" )
+ fn = queue[0];
+
+ if( fn !== undefined )
+ fn.call(elem);
+ }
+});
+
+jQuery.fn.extend({
+ data: function( key, value ){
+ var parts = key.split(".");
+ parts[1] = parts[1] ? "." + parts[1] : "";
+
+ if ( value === undefined ) {
+ var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
+
+ if ( data === undefined && this.length )
+ data = jQuery.data( this[0], key );
+
+ return data === undefined && parts[1] ?
+ this.data( parts[0] ) :
+ data;
+ } else
+ return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
+ jQuery.data( this, key, value );
+ });
+ },
+
+ removeData: function( key ){
+ return this.each(function(){
+ jQuery.removeData( this, key );
+ });
+ },
+ queue: function(type, data){
+ if ( typeof type !== "string" ) {
+ data = type;
+ type = "fx";
+ }
+
+ if ( data === undefined )
+ return jQuery.queue( this[0], type );
+
+ return this.each(function(){
+ var queue = jQuery.queue( this, type, data );
+
+ if( type == "fx" && queue.length == 1 )
+ queue[0].call(this);
+ });
+ },
+ dequeue: function(type){
+ return this.each(function(){
+ jQuery.dequeue( this, type );
+ });
+ }
+});
|