select2: show placeholder when value is empty
This commit is contained in:
vitalets
98
src/inputs/select2/select2.js
vendored
98
src/inputs/select2/select2.js
vendored
@@ -38,7 +38,11 @@ $(function(){
|
||||
});
|
||||
//remote source (simple)
|
||||
$('#country').editable({
|
||||
source: '/getCountries'
|
||||
source: '/getCountries',
|
||||
select2: {
|
||||
placeholder: 'Select Country',
|
||||
minimumInputLength: 1
|
||||
}
|
||||
});
|
||||
//remote source (advanced)
|
||||
$('#country').editable({
|
||||
@@ -114,14 +118,14 @@ $(function(){
|
||||
options.select2.data = this.sourceData;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//overriding objects in config (as by default jQuery extend() is not recursive)
|
||||
this.options.select2 = $.extend({}, Constructor.defaults.select2, options.select2);
|
||||
|
||||
|
||||
//detect whether it is multi-valued
|
||||
this.isMultiple = this.options.select2.tags || this.options.select2.multiple;
|
||||
this.isRemote = ('ajax' in this.options.select2);
|
||||
|
||||
|
||||
//store function returning ID of item
|
||||
//should be here as used inautotext for local source
|
||||
this.idFunc = this.options.select2.id;
|
||||
@@ -129,12 +133,12 @@ $(function(){
|
||||
var idKey = this.idFunc || 'id';
|
||||
this.idFunc = function (e) { return e[idKey]; };
|
||||
}
|
||||
|
||||
|
||||
//store function that renders text in select2
|
||||
this.formatSelection = this.options.select2.formatSelection;
|
||||
this.formatSelection = this.options.select2.formatSelection;
|
||||
if (typeof(this.formatSelection) !== "function") {
|
||||
this.formatSelection = function (e) { return e.text; };
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
$.fn.editableutils.inherit(Constructor, $.fn.editabletypes.abstractinput);
|
||||
@@ -156,49 +160,49 @@ $(function(){
|
||||
}, this));
|
||||
}
|
||||
|
||||
//trigger resize of editableform to re-position container in multi-valued mode
|
||||
//trigger resize of editableform to re-position container in multi-valued mode
|
||||
if(this.isMultiple) {
|
||||
this.$input.on('change', function() {
|
||||
$(this).closest('form').parent().triggerHandler('resize');
|
||||
});
|
||||
});
|
||||
}
|
||||
},
|
||||
|
||||
|
||||
value2html: function(value, element) {
|
||||
var text = '', data,
|
||||
that = this;
|
||||
|
||||
|
||||
if(this.options.select2.tags) { //in tags mode just assign value
|
||||
data = value;
|
||||
//data = $.fn.editableutils.itemsByValue(value, this.options.select2.tags, this.idFunc);
|
||||
//data = $.fn.editableutils.itemsByValue(value, this.options.select2.tags, this.idFunc);
|
||||
} else if(this.sourceData) {
|
||||
data = $.fn.editableutils.itemsByValue(value, this.sourceData, this.idFunc);
|
||||
} else {
|
||||
//can not get list of possible values
|
||||
//(e.g. autotext for select2 with ajax source)
|
||||
//(e.g. autotext for select2 with ajax source)
|
||||
}
|
||||
|
||||
//data may be array (when multiple values allowed)
|
||||
|
||||
//data may be array (when multiple values allowed)
|
||||
if($.isArray(data)) {
|
||||
//collect selected data and show with separator
|
||||
text = [];
|
||||
$.each(data, function(k, v){
|
||||
text.push(v && typeof v === 'object' ? that.formatSelection(v) : v);
|
||||
});
|
||||
text.push(v && typeof v === 'object' ? that.formatSelection(v) : v);
|
||||
});
|
||||
} else if(data) {
|
||||
text = that.formatSelection(data);
|
||||
text = that.formatSelection(data);
|
||||
}
|
||||
|
||||
text = $.isArray(text) ? text.join(this.options.viewseparator) : text;
|
||||
|
||||
//$(element).text(text);
|
||||
Constructor.superclass.value2html.call(this, text, element);
|
||||
},
|
||||
|
||||
},
|
||||
|
||||
html2value: function(html) {
|
||||
return this.options.select2.tags ? this.str2value(html, this.options.viewseparator) : null;
|
||||
},
|
||||
|
||||
},
|
||||
|
||||
value2input: function(value) {
|
||||
// if value array => join it anyway
|
||||
if($.isArray(value)) {
|
||||
@@ -216,19 +220,23 @@ $(function(){
|
||||
//Uncaught Error: cannot call val() if initSelection() is not defined
|
||||
//this.$input.select2('val', value);
|
||||
}
|
||||
|
||||
|
||||
// if defined remote source AND no multiple mode AND no user's initSelection provided -->
|
||||
// we should somehow get text for provided id.
|
||||
// The solution is to use element's text as text for that id
|
||||
// The solution is to use element's text as text for that id (exclude empty)
|
||||
if(this.isRemote && !this.isMultiple && !this.options.select2.initSelection) {
|
||||
// customId and customText are methods to extract `id` and `text` from data object
|
||||
// we can use this workaround only if user did not define these methods
|
||||
// otherwise we cant construct data object
|
||||
var customId = this.options.select2.id,
|
||||
customText = this.options.select2.formatSelection;
|
||||
if(!customId && !customText) {
|
||||
var data = {id: value, text: $(this.options.scope).text()};
|
||||
this.$input.select2('data', data);
|
||||
|
||||
if(!customId && !customText) {
|
||||
var $el = $(this.options.scope);
|
||||
if (!$el.data('editable').isEmpty) {
|
||||
var data = {id: value, text: $el.text()};
|
||||
this.$input.select2('data', data);
|
||||
}
|
||||
}
|
||||
}
|
||||
},
|
||||
@@ -241,11 +249,11 @@ $(function(){
|
||||
if(typeof str !== 'string' || !this.isMultiple) {
|
||||
return str;
|
||||
}
|
||||
|
||||
|
||||
separator = separator || this.getSeparator();
|
||||
|
||||
|
||||
var val, i, l;
|
||||
|
||||
|
||||
if (str === null || str.length < 1) {
|
||||
return null;
|
||||
}
|
||||
@@ -253,10 +261,10 @@ $(function(){
|
||||
for (i = 0, l = val.length; i < l; i = i + 1) {
|
||||
val[i] = $.trim(val[i]);
|
||||
}
|
||||
|
||||
|
||||
return val;
|
||||
},
|
||||
|
||||
|
||||
autosubmit: function() {
|
||||
this.$input.on('change', function(e, isInitial){
|
||||
if(!isInitial) {
|
||||
@@ -268,7 +276,7 @@ $(function(){
|
||||
getSeparator: function() {
|
||||
return this.options.select2.separator || $.fn.select2.defaults.separator;
|
||||
},
|
||||
|
||||
|
||||
/*
|
||||
Converts source from x-editable format: {value: 1, text: "1"} to
|
||||
select2 format: {id: 1, text: "1"}
|
||||
@@ -282,26 +290,26 @@ $(function(){
|
||||
}
|
||||
}
|
||||
}
|
||||
return source;
|
||||
return source;
|
||||
},
|
||||
|
||||
destroy: function() {
|
||||
if(this.$input.data('select2')) {
|
||||
this.$input.select2('destroy');
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
});
|
||||
});
|
||||
|
||||
Constructor.defaults = $.extend({}, $.fn.editabletypes.abstractinput.defaults, {
|
||||
/**
|
||||
@property tpl
|
||||
@default <input type="hidden">
|
||||
**/
|
||||
**/
|
||||
tpl:'<input type="hidden">',
|
||||
/**
|
||||
Configuration of select2. [Full list of options](http://ivaynberg.github.com/select2).
|
||||
|
||||
|
||||
@property select2
|
||||
@type object
|
||||
@default null
|
||||
@@ -313,21 +321,21 @@ $(function(){
|
||||
@property placeholder
|
||||
@type string
|
||||
@default null
|
||||
**/
|
||||
**/
|
||||
placeholder: null,
|
||||
/**
|
||||
Source data for select. It will be assigned to select2 `data` property and kept here just for convenience.
|
||||
Please note, that format is different from simple `select` input: use 'id' instead of 'value'.
|
||||
E.g. `[{id: 1, text: "text1"}, {id: 2, text: "text2"}, ...]`.
|
||||
|
||||
E.g. `[{id: 1, text: "text1"}, {id: 2, text: "text2"}, ...]`.
|
||||
|
||||
@property source
|
||||
@type array|string|function
|
||||
@default null
|
||||
**/
|
||||
source: null,
|
||||
/**
|
||||
Separator used to display tags.
|
||||
|
||||
Separator used to display tags.
|
||||
|
||||
@property viewseparator
|
||||
@type string
|
||||
@default ', '
|
||||
@@ -335,6 +343,6 @@ $(function(){
|
||||
viewseparator: ', '
|
||||
});
|
||||
|
||||
$.fn.editabletypes.select2 = Constructor;
|
||||
|
||||
$.fn.editabletypes.select2 = Constructor;
|
||||
|
||||
}(window.jQuery));
|
||||
|
||||
Reference in New Issue
Block a user