wp/nwyj/.svn/pristine/f7/f7716d1dac784d7e6cced09e32216fe5f87e2d2b.svn-base

if (!dojo._hasResource["dojox.wire.TextAdapter"]) { // _hasResource checks added
													// by build. Do not use
													// _hasResource directly in
													// your code.
	dojo._hasResource["dojox.wire.TextAdapter"] = true;
	dojo.provide("dojox.wire.TextAdapter");

	dojo.require("dojox.wire.CompositeWire");

	dojo.declare("dojox.wire.TextAdapter", dojox.wire.CompositeWire, {
				// summary:
				// A composite Wire for a concatenated text
				// description:
				// This class has multiple child Wires for text segment values.
				// Wires in 'segments' property are used to get text segments
				// and
				// values are concatenated with an optional delimiter string
				// specified
				// to 'delimiter' property.

				_wireClass : "dojox.wire.TextAdapter",

				constructor : function(/* Object */args) {
					// summary:
					// Initialize properties
					// description:
					// If array elements specified in 'segments' are not Wires,
					// Wires
					// are created from them as arguments, with 'parent'
					// property set
					// to this Wire instance.
					// args:
					// Arguments to initialize properties
					// segments:
					// An array containing child Wires for text segment values
					// delimiter:
					// A delimiter string
					this._initializeChildren(this.segments);
					if (!this.delimiter) {
						this.delimiter = "";
					}
				},

				_getValue : function(/* Object||Array */object) {
					// summary:
					// Return a concatenated text
					// description:
					// This method calls getValue() method of the child Wires
					// wuth
					// 'object' argument and concatenate the values with
					// 'delimiter'
					// property to return.
					// arg:
					// A root object
					// returns:
					// A concatinated text
					if (!object || !this.segments) {
						return object; // Object||Array
					}

					var text = "";
					for (var i in this.segments) {
						var segment = this.segments[i].getValue(object);
						text = this._addSegment(text, segment);
					}
					return text; // String
				},

				_setValue : function(/* Object||Array */object, /* String */value) {
					// summary:
					// Not supported
					throw new Error("Unsupported API: " + this._wireClass
							+ "._setValue");
				},

				_addSegment : function(/* String */text, /* String */segment) {
					// summary:
					// Return a concatenated text
					// description:
					// This method add a text segment specified to 'segment'
					// argument
					// to a base text specified to 'text', with 'delimiter'
					// property.
					// text:
					// A base text
					// segment:
					// A text segment to add
					// returns:
					// A concatinated text
					if (!segment) {
						return text; // String
					} else if (!text) {
						return segment; // String
					} else {
						return text + this.delimiter + segment; // String
					}
				}
			});

}