forked from extern/egroupware
360 lines
8.1 KiB
JavaScript
360 lines
8.1 KiB
JavaScript
/**
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* EGroupware eTemplate2 - JS Textbox object
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link http://www.egroupware.org
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* @author Andreas Stöckel
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* @copyright Stylite 2011
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* @version $Id$
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*/
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"use strict";
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/*egw:uses
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jquery.jquery;
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et2_core_inputWidget;
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et2_core_valueWidget;
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*/
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/**
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* Class which implements the "textbox" XET-Tag
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*
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* @augments et2_inputWidget
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*/
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var et2_textbox = et2_inputWidget.extend([et2_IResizeable],
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{
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attributes: {
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"multiline": {
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"name": "multiline",
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"type": "boolean",
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"default": false,
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"description": "If true, the textbox is a multiline edit field."
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},
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"size": {
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"name": "Size",
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"type": "integer",
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"default": et2_no_init,
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"description": "Field width"
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},
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"maxlength": {
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"name": "Maximum length",
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"type": "integer",
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"default": et2_no_init,
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"description": "Maximum number of characters allowed"
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},
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"blur": {
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"name": "Placeholder",
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"type": "string",
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"default": "",
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"description": "This text get displayed if an input-field is empty and does not have the input-focus (blur). It can be used to show a default value or a kind of help-text."
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},
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// These for multi-line
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"rows": {
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"name": "Rows",
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"type": "integer",
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"default": -1,
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"description": "Multiline field height - better to use CSS"
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},
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"cols": {
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"name": "Size",
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"type": "integer",
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"default": -1,
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"description": "Multiline field width - better to use CSS"
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},
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"validator": {
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"name": "Validator",
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"type": "string",
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"default": et2_no_init,
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"description": "Perl regular expression eg. '/^[0-9][a-f]{4}$/i'"
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},
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"autocomplete": {
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"name": "Autocomplete",
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"type": "string",
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"default": "",
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"description": "Weither or not browser should autocomplete that field: 'on', 'off', 'default' (use attribute from form)"
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}
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},
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legacyOptions: ["size", "maxlength", "validator"],
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/**
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* Constructor
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*
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* @memberOf et2_textbox
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*/
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init: function() {
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this._super.apply(this, arguments);
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this.input = null;
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this.createInputWidget();
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},
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createInputWidget: function() {
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if (this.options.multiline || this.options.rows > 1 || this.options.cols > 1)
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{
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this.input = $j(document.createElement("textarea"));
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if (this.options.rows > 0)
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{
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this.input.attr("rows", this.options.rows);
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}
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if (this.options.cols > 0)
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{
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this.input.attr("cols", this.options.cols);
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}
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}
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else
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{
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this.input = $j(document.createElement("input"));
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switch(this.options.type)
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{
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case "passwd":
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this.input.attr("type", "password");
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break;
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case "hidden":
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this.input.attr("type", "hidden");
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break;
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}
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if (this.options.autocomplete) this.input.attr("autocomplete", this.options.autocomplete);
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}
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if(this.options.size) {
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this.set_size(this.options.size);
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}
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if(this.options.blur) {
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this.set_blur(this.options.blur);
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}
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if(this.options.readonly) {
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this.set_readonly(true);
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}
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this.input.addClass("et2_textbox");
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this.setDOMNode(this.input[0]);
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if(this.options.value)
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{
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this.set_value(this.options.value);
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}
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},
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getValue: function()
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{
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if(this.options && this.options.blur && this.input.val() == this.options.blur) return "";
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return this._super.apply(this, arguments);
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},
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/**
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* Clientside validation using regular expression in "validator" attribute
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*
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* @param {array} _messages
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*/
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isValid: function(_messages)
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{
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var ok = true;
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// Check input is valid
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if(this.options && this.options.validator && !this.options.readonly)
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{
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if (typeof this.options.validator == 'string')
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{
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var parts = this.options.validator.split('/');
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var flags = parts.pop();
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if (parts.length < 2 || parts[0] !== '')
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{
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_messages.push(this.egw().lang("'%1' has an invalid format !!!", this.options.validator));
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return false; // show invalid expression
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}
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parts.shift();
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this.options.validator = new RegExp(parts.join('/'), flags);
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}
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var value = this.getValue();
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if (!(ok = this.options.validator.test(value)))
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{
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_messages.push(this.egw().lang("'%1' has an invalid format !!!", value));
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}
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}
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return this._super.apply(this, arguments) && ok;
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},
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/**
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* Set input widget size
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* @param _size Rather arbitrary size units, approximately characters
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*/
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set_size: function(_size) {
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if (this.options.multiline || this.options.rows > 1 || this.options.cols > 1)
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{
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this.input.css('width', _size + "em");
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}
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else if (typeof _size != 'undefined' && _size != this.input.attr("size"))
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{
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this.size = _size;
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this.input.attr("size", this.size);
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}
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},
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/**
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* Set maximum characters allowed
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* @param _size Max characters allowed
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*/
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set_maxlength: function(_size) {
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if (typeof _size != 'undefined' && _size != this.input.attr("maxlength"))
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{
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this.maxLength = _size;
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this.input.attr("maxLength", this.maxLength);
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}
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},
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/**
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* Set HTML readonly attribute.
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* Do not confuse this with etemplate readonly, which would use et_textbox_ro instead
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* @param _readonly Boolean
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*/
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set_readonly: function(_readonly) {
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this.input.attr("readonly", _readonly);
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},
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set_blur: function(_value) {
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if(_value) {
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this.input.attr("placeholder", this.egw().lang(_value) + ""); // HTML5
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if(!this.input[0].placeholder) {
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// Not HTML5
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if(this.input.val() == "") this.input.val(this.egw().lang(this.options.blur));
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this.input.focus(this,function(e) {
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if(e.data.input.val() == e.data.egw().lang(e.data.options.blur)) e.data.input.val("");
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}).blur(this, function(e) {
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if(e.data.input.val() == "") e.data.input.val(e.data.egw().lang(e.data.options.blur));
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});
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}
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} else {
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if (!this.getValue()) this.input.val('');
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this.input.removeAttr("placeholder");
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}
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this.options.blur = _value;
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},
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resize: function (_height)
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{
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if (_height && this.options.multiline)
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{
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// apply the ratio
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_height = (this.options.resize_ratio != '')? _height * this.options.resize_ratio: _height;
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if (_height != 0) this.input.height(this.input.height() + _height);
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}
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}
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});
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et2_register_widget(et2_textbox, ["textbox", "passwd", "hidden"]);
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/**
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* et2_textbox_ro is the dummy readonly implementation of the textbox.
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*
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* @augments et2_valueWidget
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*/
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var et2_textbox_ro = et2_valueWidget.extend([et2_IDetachedDOM],
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{
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/**
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* Ignore all more advanced attributes.
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*/
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attributes: {
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"multiline": {
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"ignore": true
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},
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"maxlength": {
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"ignore": true
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},
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"onchange": {
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"ignore": true
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},
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"rows": {
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"ignore": true
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},
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"cols": {
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"ignore": true
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},
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"size": {
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"ignore": true
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},
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"needed": {
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"ignore": true
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}
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},
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/**
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* Constructor
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*
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* @memberOf et2_textbox_ro
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*/
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init: function() {
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this._super.apply(this, arguments);
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this.value = "";
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this.span = $j(document.createElement("label"))
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.addClass("et2_label");
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this.value_span = $j(document.createElement("span"))
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.addClass("et2_textbox_ro")
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.appendTo(this.span);
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this.setDOMNode(this.span[0]);
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},
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set_label: function(label)
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{
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// Remove current label
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this.span.contents()
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.filter(function(){ return this.nodeType == 3; }).remove();
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var parts = et2_csvSplit(label, 2, "%s");
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this.span.prepend(parts[0]);
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this.span.append(parts[1]);
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this.label = label;
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},
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set_value: function(_value)
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{
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this.value = _value;
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if(!_value)
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{
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_value = "";
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}
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if (this.label !="")
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{
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this.span.removeClass('et2_label_empty');
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}
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else
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{
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this.span.addClass('et2_label_empty');
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}
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this.value_span.text(_value);
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},
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/**
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* Code for implementing et2_IDetachedDOM
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*
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* @param {array} _attrs array to add further attributes to
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*/
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getDetachedAttributes: function(_attrs)
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{
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_attrs.push("value", "label");
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},
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getDetachedNodes: function()
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{
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return [this.span[0], this.value_span[0]];
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},
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setDetachedAttributes: function(_nodes, _values)
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{
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this.span = jQuery(_nodes[0]);
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this.value_span = jQuery(_nodes[1]);
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if(typeof _values["label"] != 'undefined')
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{
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this.set_label(_values["label"]);
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}
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if(typeof _values["value"] != 'undefined')
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{
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this.set_value(_values["value"]);
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}
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}
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});
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et2_register_widget(et2_textbox_ro, ["textbox_ro"]);
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