X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/2e847cf21b8ab9d15fa167b315ca5b2fa92638fc..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/data/DataField.js diff --git a/src/data/DataField.js b/src/data/DataField.js deleted file mode 100644 index 4437dfb5..00000000 --- a/src/data/DataField.js +++ /dev/null @@ -1,251 +0,0 @@ -/*! - * Ext JS Library 3.1.1 - * Copyright(c) 2006-2010 Ext JS, LLC - * licensing@extjs.com - * http://www.extjs.com/license - */ -/** - * @class Ext.data.Field - *

This class encapsulates the field definition information specified in the field definition objects - * passed to {@link Ext.data.Record#create}.

- *

Developers do not need to instantiate this class. Instances are created by {@link Ext.data.Record.create} - * and cached in the {@link Ext.data.Record#fields fields} property of the created Record constructor's prototype.

- */ -Ext.data.Field = function(config){ - if(typeof config == "string"){ - config = {name: config}; - } - Ext.apply(this, config); - - if(!this.type){ - this.type = "auto"; - } - - var st = Ext.data.SortTypes; - // named sortTypes are supported, here we look them up - if(typeof this.sortType == "string"){ - this.sortType = st[this.sortType]; - } - - // set default sortType for strings and dates - if(!this.sortType){ - switch(this.type){ - case "string": - this.sortType = st.asUCString; - break; - case "date": - this.sortType = st.asDate; - break; - default: - this.sortType = st.none; - } - } - - // define once - var stripRe = /[\$,%]/g; - - // prebuilt conversion function for this field, instead of - // switching every time we're reading a value - if(!this.convert){ - var cv, dateFormat = this.dateFormat; - switch(this.type){ - case "": - case "auto": - case undefined: - cv = function(v){ return v; }; - break; - case "string": - cv = function(v){ return (v === undefined || v === null) ? '' : String(v); }; - break; - case "int": - cv = function(v){ - return v !== undefined && v !== null && v !== '' ? - parseInt(String(v).replace(stripRe, ""), 10) : ''; - }; - break; - case "float": - cv = function(v){ - return v !== undefined && v !== null && v !== '' ? - parseFloat(String(v).replace(stripRe, ""), 10) : ''; - }; - break; - case "bool": - cv = function(v){ return v === true || v === "true" || v == 1; }; - break; - case "date": - cv = function(v){ - if(!v){ - return ''; - } - if(Ext.isDate(v)){ - return v; - } - if(dateFormat){ - if(dateFormat == "timestamp"){ - return new Date(v*1000); - } - if(dateFormat == "time"){ - return new Date(parseInt(v, 10)); - } - return Date.parseDate(v, dateFormat); - } - var parsed = Date.parse(v); - return parsed ? new Date(parsed) : null; - }; - break; - default: - cv = function(v){ return v; }; - break; - - } - this.convert = cv; - } -}; - -Ext.data.Field.prototype = { - /** - * @cfg {String} name - * The name by which the field is referenced within the Record. This is referenced by, for example, - * the dataIndex property in column definition objects passed to {@link Ext.grid.ColumnModel}. - *

Note: In the simplest case, if no properties other than name are required, a field - * definition may consist of just a String for the field name.

- */ - /** - * @cfg {String} type - * (Optional) The data type for conversion to displayable value if {@link Ext.data.Field#convert convert} - * has not been specified. Possible values are - *
- */ - /** - * @cfg {Function} convert - * (Optional) A function which converts the value provided by the Reader into an object that will be stored - * in the Record. It is passed the following parameters:
- *

-// example of convert function
-function fullName(v, record){
-    return record.name.last + ', ' + record.name.first;
-}
-
-function location(v, record){
-    return !record.city ? '' : (record.city + ', ' + record.state);
-}
-
-var Dude = Ext.data.Record.create([
-    {name: 'fullname',  convert: fullName},
-    {name: 'firstname', mapping: 'name.first'},
-    {name: 'lastname',  mapping: 'name.last'},
-    {name: 'city', defaultValue: 'homeless'},
-    'state',
-    {name: 'location',  convert: location}
-]);
-
-// create the data store
-var store = new Ext.data.Store({
-    reader: new Ext.data.JsonReader(
-        {
-            idProperty: 'key',
-            root: 'daRoot',
-            totalProperty: 'total'
-        },
-        Dude  // recordType
-    )
-});
-
-var myData = [
-    { key: 1,
-      name: { first: 'Fat',    last:  'Albert' }
-      // notice no city, state provided in data object
-    },
-    { key: 2,
-      name: { first: 'Barney', last:  'Rubble' },
-      city: 'Bedrock', state: 'Stoneridge'
-    },
-    { key: 3,
-      name: { first: 'Cliff',  last:  'Claven' },
-      city: 'Boston',  state: 'MA'
-    }
-];
-     * 
- */ - /** - * @cfg {String} dateFormat - * (Optional) A format string for the {@link Date#parseDate Date.parseDate} function, or "timestamp" if the - * value provided by the Reader is a UNIX timestamp, or "time" if the value provided by the Reader is a - * javascript millisecond timestamp. - */ - dateFormat: null, - /** - * @cfg {Mixed} defaultValue - * (Optional) The default value used when a Record is being created by a {@link Ext.data.Reader Reader} - * when the item referenced by the {@link Ext.data.Field#mapping mapping} does not exist in the data - * object (i.e. undefined). (defaults to "") - */ - defaultValue: "", - /** - * @cfg {String/Number} mapping - *

(Optional) A path expression for use by the {@link Ext.data.DataReader} implementation - * that is creating the {@link Ext.data.Record Record} to extract the Field value from the data object. - * If the path expression is the same as the field name, the mapping may be omitted.

- *

The form of the mapping expression depends on the Reader being used.

- *
- *

If a more complex value extraction strategy is required, then configure the Field with a {@link #convert} - * function. This is passed the whole row object, and may interrogate it in whatever way is necessary in order to - * return the desired data.

- */ - mapping: null, - /** - * @cfg {Function} sortType - * (Optional) A function which converts a Field's value to a comparable value in order to ensure - * correct sort ordering. Predefined functions are provided in {@link Ext.data.SortTypes}. A custom - * sort example:

-// current sort     after sort we want
-// +-+------+          +-+------+
-// |1|First |          |1|First |
-// |2|Last  |          |3|Second|
-// |3|Second|          |2|Last  |
-// +-+------+          +-+------+
-
-sortType: function(value) {
-   switch (value.toLowerCase()) // native toLowerCase():
-   {
-      case 'first': return 1;
-      case 'second': return 2;
-      default: return 3;
-   }
-}
-     * 
- */ - sortType : null, - /** - * @cfg {String} sortDir - * (Optional) Initial direction to sort ("ASC" or "DESC"). Defaults to - * "ASC". - */ - sortDir : "ASC", - /** - * @cfg {Boolean} allowBlank - * (Optional) Used for validating a {@link Ext.data.Record record}, defaults to true. - * An empty value here will cause {@link Ext.data.Record}.{@link Ext.data.Record#isValid isValid} - * to evaluate to false. - */ - allowBlank : true -}; \ No newline at end of file