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egroupware_official/etemplate/js/et2_widget_number.js
2015-03-19 21:21:03 +00:00

178 lines
4.1 KiB
JavaScript

/**
* EGroupware eTemplate2 - JS Number object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray 2011
* @version $Id$
*/
"use strict";
/*egw:uses
et2_widget_textbox;
*/
/**
* Class which implements the "int" and textbox type=float XET-Tags
*
* @augments et2_textbox
*/
var et2_number = et2_textbox.extend(
{
attributes: {
"value": {
"type": "float"
},
// Override default width, numbers are usually shorter
"size": {
"default": 5
},
"min": {
"name": "Minimum",
"type": "integer",
"default": et2_no_init,
"description": "Minimum allowed value"
},
"max": {
"name": "Maximum",
"type": "integer",
"default": et2_no_init,
"description": "Maximum allowed value"
},
"precision": {
// TODO: Implement this in some nice way other than HTML5's step attribute
"name": "Precision",
"type": "integer",
"default": et2_no_init,
"description": "Allowed precision - # of decimal places",
"ignore": true
}
},
/**
* Constructor
*
* @memberOf et2_number
*/
init: function() {
this._super.apply(this, arguments);
},
transformAttributes: function(_attrs) {
this._super.apply(this, arguments);
if (typeof _attrs.validator == 'undefined')
{
_attrs.validator = _attrs.type == 'float' ? '/^-?[0-9]*[,.]?[0-9]*$/' : '/^-?[0-9]*$/';
}
},
/**
* Clientside validation using regular expression in "validator" attribute
*
* @param {array} _messages
*/
isValid: function(_messages)
{
var ok = true;
// if we have a html5 validation error, show it, as this.input.val() will be empty!
if (this.input && this.input[0] && this.input[0].validationMessage && !this.input[0].validity.stepMismatch)
{
_messages.push(this.input[0].validationMessage);
ok = false;
}
return this._super.apply(this, arguments) && ok;
},
createInputWidget: function() {
this.input = $j(document.createElement("input"));
this.input.attr("type", "number");
this.input.addClass("et2_textbox");
// bind invalid event to change, to trigger our validation
this.input.on('invalid', jQuery.proxy(this.change, this));
if (this.options.onkeypress && typeof this.options.onkeypress == 'function')
{
var self = this;
this.input.keypress(function(_ev)
{
return self.options.onkeypress.call(this, _ev, self);
});
}
this.setDOMNode(this.input[0]);
},
/**
* Set input widget size
*
* Overwritten from et2_textbox as input type=number seems to ignore size,
* therefore we set width in em instead, if not et2_fullWidth given.
*
* @param _size Rather arbitrary size units, approximately characters
*/
set_size: function(_size) {
if (typeof _size != 'undefined' && _size != this.input.attr("size"))
{
this.size = _size;
this.input.attr("size", this.size);
if (typeof this.options.class == 'undefined' || this.options.class.search('et2_fullWidth') == -1)
{
this.input.css('width', _size+'em');
}
}
},
set_min: function(_value) {
this.min = _value;
if(this.min == null) {
this.input.removeAttr("min");
} else {
this.input.attr("min",this.min);
}
},
set_max: function(_value) {
this.max = _value;
if(this.max == null) {
this.input.removeAttr("max");
} else {
this.input.attr("max",this.max);
}
}
});
et2_register_widget(et2_number, ["int", "integer", "float"]);
/**
* Extend read-only to tell it to ignore special attributes, which
* would cause warnings otherwise
* @augments et2_textbox_ro
* @class
*/
var et2_number_ro = et2_textbox_ro.extend(
{
attributes: {
min: { ignore: true},
max: { ignore: true},
precision: {
name: "Precision",
type: "integer",
default: et2_no_init,
description: "Allowed precision - # of decimal places",
ignore: true
},
value: { type: "float" }
},
set_value: function(_value)
{
if (typeof this.options.precision != 'undefined' && ""+_value != "")
{
_value = parseFloat(_value).toFixed(this.options.precision);
}
this._super.call(this, _value);
}
});
et2_register_widget(et2_number_ro, ["int_ro", "integer_ro", "float_ro"]);