egroupware/api/js/etemplate/et2_widget_textbox.js
2016-06-06 17:38:20 +02:00

617 lines
15 KiB
JavaScript

/**
* EGroupware eTemplate2 - JS Textbox object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Andreas Stöckel
* @copyright Stylite 2011
* @version $Id$
*/
/*egw:uses
/vendor/bower-asset/jquery/dist/jquery.js;
et2_core_inputWidget;
et2_core_valueWidget;
*/
/**
* Class which implements the "textbox" XET-Tag
*
* @augments et2_inputWidget
*/
var et2_textbox = (function(){ "use strict"; return et2_inputWidget.extend([et2_IResizeable],
{
attributes: {
"multiline": {
"name": "multiline",
"type": "boolean",
"default": false,
"description": "If true, the textbox is a multiline edit field."
},
"size": {
"name": "Size",
"type": "integer",
"default": et2_no_init,
"description": "Field width"
},
"maxlength": {
"name": "Maximum length",
"type": "integer",
"default": et2_no_init,
"description": "Maximum number of characters allowed"
},
"blur": {
"name": "Placeholder",
"type": "string",
"default": "",
"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."
},
// These for multi-line
"rows": {
"name": "Rows",
"type": "integer",
"default": -1,
"description": "Multiline field height - better to use CSS"
},
"cols": {
"name": "Size",
"type": "integer",
"default": -1,
"description": "Multiline field width - better to use CSS"
},
"validator": {
"name": "Validator",
"type": "string",
"default": et2_no_init,
"description": "Perl regular expression eg. '/^[0-9][a-f]{4}$/i'"
},
"autocomplete": {
"name": "Autocomplete",
"type": "string",
"default": "",
"description": "Weither or not browser should autocomplete that field: 'on', 'off', 'default' (use attribute from form). Default value for type password is set to off."
},
onkeypress: {
name: "onKeypress",
type: "js",
default: et2_no_init,
description: "JS code or app.$app.$method called when key is pressed, return false cancels it."
}
},
legacyOptions: ["size", "maxlength", "validator"],
/**
* Constructor
*
* @memberOf et2_textbox
*/
init: function() {
this._super.apply(this, arguments);
this.input = null;
this.createInputWidget();
},
createInputWidget: function() {
if (this.options.multiline || this.options.rows > 1 || this.options.cols > 1)
{
this.input = jQuery(document.createElement("textarea"));
if (this.options.rows > 0)
{
this.input.attr("rows", this.options.rows);
}
if (this.options.cols > 0)
{
this.input.attr("cols", this.options.cols);
}
}
else
{
this.input = jQuery(document.createElement("input"));
switch(this.options.type)
{
case "passwd":
this.input.attr("type", "password");
// Make autocomplete default value off for password field
if (this.options.autocomplete === "") this.options.autocomplete = "off";
break;
case "hidden":
this.input.attr("type", "hidden");
break;
}
if (this.options.autocomplete) this.input.attr("autocomplete", this.options.autocomplete);
}
if(this.options.size) {
this.set_size(this.options.size);
}
if(this.options.blur) {
this.set_blur(this.options.blur);
}
if(this.options.readonly) {
this.set_readonly(true);
}
this.input.addClass("et2_textbox");
this.setDOMNode(this.input[0]);
if(this.options.value)
{
this.set_value(this.options.value);
}
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);
});
}
},
/**
* Override the parent set_id method to manuipulate the input DOM node
*
* @param {type} _value
* @returns {undefined}
*/
set_id: function(_value)
{
this._super.apply(this,arguments);
// Remove the name attribute inorder to affect autocomplete="off"
// for no password save. ATM seems all browsers ignore autocomplete for
// input field inside the form
if (this.options.type === "passwd"
&& this.options.autocomplete === "off") this.input.removeAttr('name');
},
destroy: function() {
var node = this.getInputNode();
if (node) jQuery(node).unbind("keypress");
this._super.apply(this, arguments);
},
getValue: function()
{
if(this.options && this.options.blur && this.input.val() == this.options.blur) return "";
return this._super.apply(this, arguments);
},
/**
* Clientside validation using regular expression in "validator" attribute
*
* @param {array} _messages
*/
isValid: function(_messages)
{
var ok = true;
// Check input is valid
if(this.options && this.options.validator && !this.options.readonly && !this.disabled)
{
if (typeof this.options.validator == 'string')
{
var parts = this.options.validator.split('/');
var flags = parts.pop();
if (parts.length < 2 || parts[0] !== '')
{
_messages.push(this.egw().lang("'%1' has an invalid format !!!", this.options.validator));
return false; // show invalid expression
}
parts.shift();
this.options.validator = new RegExp(parts.join('/'), flags);
}
var value = this.getValue();
if (!(ok = this.options.validator.test(value)))
{
_messages.push(this.egw().lang("'%1' has an invalid format !!!", value));
}
}
return this._super.apply(this, arguments) && ok;
},
/**
* Set input widget size
* @param _size Rather arbitrary size units, approximately characters
*/
set_size: function(_size) {
if (this.options.multiline || this.options.rows > 1 || this.options.cols > 1)
{
this.input.css('width', _size + "em");
}
else if (typeof _size != 'undefined' && _size != this.input.attr("size"))
{
this.size = _size;
this.input.attr("size", this.size);
}
},
/**
* Set maximum characters allowed
* @param _size Max characters allowed
*/
set_maxlength: function(_size) {
if (typeof _size != 'undefined' && _size != this.input.attr("maxlength"))
{
this.maxLength = _size;
this.input.attr("maxLength", this.maxLength);
}
},
/**
* Set HTML readonly attribute.
* Do not confuse this with etemplate readonly, which would use et_textbox_ro instead
* @param _readonly Boolean
*/
set_readonly: function(_readonly) {
this.input.attr("readonly", _readonly);
this.input.toggleClass('et2_textbox_ro', _readonly);
},
set_blur: function(_value) {
if(_value) {
this.input.attr("placeholder", this.egw().lang(_value) + ""); // HTML5
if(!this.input[0].placeholder) {
// Not HTML5
if(this.input.val() == "") this.input.val(this.egw().lang(this.options.blur));
this.input.focus(this,function(e) {
if(e.data.input.val() == e.data.egw().lang(e.data.options.blur)) e.data.input.val("");
}).blur(this, function(e) {
if(e.data.input.val() == "") e.data.input.val(e.data.egw().lang(e.data.options.blur));
});
}
} else {
if (!this.getValue()) this.input.val('');
this.input.removeAttr("placeholder");
}
this.options.blur = _value;
},
set_autocomplete: function(_value) {
this.options.autocomplete = _value;
this.input.attr('autocomplete', _value);
},
resize: function (_height)
{
if (_height && this.options.multiline)
{
// apply the ratio
_height = (this.options.resize_ratio != '')? _height * this.options.resize_ratio: _height;
if (_height != 0)
{
this.input.height(this.input.height() + _height);
// resize parent too, so mailvelope injected into parent inherits its height
this.input.parent().height(this.input.parent().height()+_height);
}
}
}
});}).call(this);
et2_register_widget(et2_textbox, ["textbox", "passwd", "hidden"]);
/**
* et2_textbox_ro is the dummy readonly implementation of the textbox.
*
* @augments et2_valueWidget
*/
var et2_textbox_ro = (function(){ "use strict"; return et2_valueWidget.extend([et2_IDetachedDOM],
{
/**
* Ignore all more advanced attributes.
*/
attributes: {
"multiline": {
"ignore": true
},
"maxlength": {
"ignore": true
},
"onchange": {
"ignore": true
},
"rows": {
"ignore": true
},
"cols": {
"ignore": true
},
"size": {
"ignore": true
},
"needed": {
"ignore": true
}
},
/**
* Constructor
*
* @memberOf et2_textbox_ro
*/
init: function() {
this._super.apply(this, arguments);
this.value = "";
this.span = jQuery(document.createElement("label"))
.addClass("et2_label");
this.value_span = jQuery(document.createElement("span"))
.addClass("et2_textbox_ro")
.appendTo(this.span);
this.setDOMNode(this.span[0]);
},
set_label: function(label)
{
// Remove current label
this.span.contents()
.filter(function(){ return this.nodeType == 3; }).remove();
var parts = et2_csvSplit(label, 2, "%s");
this.span.prepend(parts[0]);
this.span.append(parts[1]);
this.label = label;
// add class if label is empty
this.span.toggleClass('et2_label_empty', !label || !parts[0]);
},
set_value: function(_value)
{
this.value = _value;
if(!_value)
{
_value = "";
}
if (this.label !="")
{
this.span.removeClass('et2_label_empty');
}
else
{
this.span.addClass('et2_label_empty');
}
this.value_span.text(_value);
},
/**
* Code for implementing et2_IDetachedDOM
*
* @param {array} _attrs array to add further attributes to
*/
getDetachedAttributes: function(_attrs)
{
_attrs.push("value", "label");
},
getDetachedNodes: function()
{
return [this.span[0], this.value_span[0]];
},
setDetachedAttributes: function(_nodes, _values)
{
this.span = jQuery(_nodes[0]);
this.value_span = jQuery(_nodes[1]);
if(typeof _values["label"] != 'undefined')
{
this.set_label(_values["label"]);
}
if(typeof _values["value"] != 'undefined')
{
this.set_value(_values["value"]);
}
}
});}).call(this);
et2_register_widget(et2_textbox_ro, ["textbox_ro"]);
/**
* et2_searchbox is a widget which provides a collapsable input search
* with on searching indicator and clear handler regardless of any browser limitation.
*
* @type type
*/
var et2_searchbox = (function(){ "use strict"; return et2_textbox.extend(
{
/**
* Advanced attributes
*/
attributes: {
overlay:{
name:"Overlay searchbox",
type:"boolean",
default:false,
description:"Define wheter the searchbox overlays while it's open (true) or stay as solid box infront of the search button (false). Default is false."
},
fix: {
name:"Fix searchbox",
type:"boolean",
default:true,
description:"Define wheter the searchbox should be a fix input field or flexible search button. Default is true (fix)."
}
},
/**
* Constructor
*
* @memberOf et2_searchbox
*/
init: function() {
this.value = "";
this.div = jQuery(document.createElement('div'))
.addClass('et2_searchbox');
this.flex = jQuery(document.createElement('div'))
.addClass('flex')
.appendTo(this.div);
this._super.apply(this, arguments);
this.setDOMNode(this.div[0]);
this._createWidget();
},
_createWidget:function()
{
var self = this;
if (this.options.overlay) this.flex.addClass('overlay');
// search button indicator
// no need to create search button if it's a fix search field
if (!this.options.fix)
{
this.button = et2_createWidget('button',{image:"search","background_image":"1"},this);
this.button.onclick= function(){
self._show_hide(jQuery(self.flex).hasClass('hide'));
self.search.input.focus();
};
this.div.prepend(this.button.getDOMNode());
}
// input field
this.search = et2_createWidget('textbox',{"blur":egw.lang("search"),
onkeypress:function(event) {
if(event.which == 13)
{
event.preventDefault();
self.getInstanceManager().autocomplete_fixer();
// Use a timeout to make sure we get the autocomplete value,
// if one was chosen, instead of what was actually typed.
// Chrome doesn't need this, but FF does.
window.setTimeout(function() {
self.set_value(self.search.input.val());
self.change();
},0);
}
}},this);
// Autocomplete needs name
this.search.input.attr('name', this.id||'searchbox');
this.search.input.on({
keyup:function(event)
{
self.clear.toggle(self.get_value() !='' || !self.options.fix);
if(event.which == 27) // Escape
{
// Excape clears search
self.set_value('');
}
},
blur: function(event){
if (egwIsMobile()) return;
if (!event.relatedTarget || !jQuery(event.relatedTarget.parentNode).hasClass('et2_searchbox'))
{
self._show_hide((!self.options.overlay && self.get_value()));
}
if (typeof self.oldValue !='undefined' && self._oldValue != self.get_value()) {
self.change();
}
},
mousedown:function(event){
if (event.target.type == 'span') event.stopImmidatePropagation();
}
});
this.flex.append(this.search.getDOMNode());
// clear button implementation
this.clear = jQuery(document.createElement('span'))
.addClass('ui-icon clear')
.toggle(!this.options.fix || (this._oldValue != '' && !jQuery.isEmptyObject(this._oldValue)))
.on('mousedown',function(event){
event.preventDefault();
})
.on('click',function(event) {
if (self.get_value()){
self.search.input.val('');
self.search.input.focus();
self._show_hide(true);
if (self._oldValue) self.change();
}
else
{
self._show_hide(false);
}
if (self.options.fix) self.clear.hide();
})
.appendTo(this.flex);
},
/**
* Show/hide search field
* @param {boolean} _stat true means show and false means hide
*/
_show_hide: function(_stat)
{
// Not applied for fix option
if (this.options.fix) return;
jQuery(this.flex).toggleClass('hide',!_stat);
jQuery(this.getDOMNode()).toggleClass('expanded', _stat);
},
/**
* toggle search button status based on value
*/
_searchToggleState:function()
{
if (this.options.fix || egwIsMobile()) return;
if (!this.get_value())
{
jQuery(this.button.getDOMNode()).removeClass('toolbar_toggled');
this.button.set_statustext('');
}
else
{
jQuery(this.button.getDOMNode()).addClass('toolbar_toggled');
this.button.set_statustext(egw.lang("search for '%1'", this.get_value()));
}
},
/**
* override change function in order to preset the toggle state
*/
change:function()
{
this._searchToggleState();
this._super.apply(this,arguments);
},
get_value:function(){
return this.search.input.val();
},
set_value: function (_value){
this._super.apply(this,arguments);
if (this.search) this.search.input.val(_value);
},
/**
* override doLoadingFinished in order to set initial state
*/
doLoadingFinished: function()
{
this._super.apply(this,arguments);
if (!this.get_value()) {
this._show_hide(false);
}
else{
this._show_hide(!this.options.overlay);
this._searchToggleState();
}
},
/**
* Overrride attachToDOM in order to unbind change handler
*/
attachToDOM: function() {
this._super.apply(this,arguments);
var node = this.getInputNode();
if (node)
{
jQuery(node).off('.et2_inputWidget');
}
},
});}).call(this);
et2_register_widget(et2_searchbox, ["searchbox"]);