Updated: Bootstrap Tags Input (#1674)

pull/1645/merge
Mitchell Cash 7 years ago committed by Leonardo Galli
parent 42c980c905
commit 295536ae30

@ -11,11 +11,17 @@
itemText: function(item) {
return this.itemValue(item);
},
itemTitle: function(item) {
return null;
},
freeInput: true,
addOnBlur: true,
maxTags: undefined,
maxChars: undefined,
confirmKeys: [13, 44],
delimiter: ',',
delimiterRegex: null,
cancelConfirmKeysOnEmpty: true,
onTagExists: function(item, $tag) {
$tag.hide().fadeIn();
},
@ -41,10 +47,8 @@
this.$container = $('<div class="bootstrap-tagsinput"></div>');
this.$input = $('<input type="text" placeholder="' + this.placeholderText + '"/>').appendTo(this.$container);
this.$element.after(this.$container);
this.$element.before(this.$container);
// var inputWidth = (this.inputSize < 3 ? 3 : this.inputSize) + "em";
// this.$input.get(0).style.cssText = "width: " + inputWidth + " !important;";
this.build(options);
}
@ -55,7 +59,7 @@
* Adds the given item as a new tag. Pass true to dontPushVal to prevent
* updating the elements val()
*/
add: function(item, dontPushVal) {
add: function(item, dontPushVal, options) {
var self = this;
if (self.options.maxTags && self.itemsArray.length >= self.options.maxTags)
@ -83,7 +87,8 @@
self.remove(self.itemsArray[0]);
if (typeof item === "string" && this.$element[0].tagName === 'INPUT') {
var items = item.split(',');
var delimiter = (self.options.delimiterRegex) ? self.options.delimiterRegex : self.options.delimiter;
var items = item.split(delimiter);
if (items.length > 1) {
for (var i = 0; i < items.length; i++) {
this.add(items[i], true);
@ -95,10 +100,10 @@
}
}
/*
var itemValue = self.options.itemValue(item),
itemText = self.options.itemText(item),
tagClass = self.options.tagClass(item);
tagClass = self.options.tagClass(item),
itemTitle = self.options.itemTitle(item);
// Ignore items allready added
var existing = $.grep(self.itemsArray, function(item) { return self.options.itemValue(item) === itemValue; } )[0];
@ -114,56 +119,19 @@
// if length greater than limit
if (self.items().toString().length + item.length + 1 > self.options.maxInputLength)
return;
*/
// raise beforeItemAdd arg
var beforeItemAddEvent = $.Event('beforeItemAdd', { item: item, cancel: false });
var beforeItemAddEvent = $.Event('beforeItemAdd', { item: item, cancel: false, options: options});
self.$element.trigger(beforeItemAddEvent);
if (beforeItemAddEvent.cancel)
return;
// register item in internal array and map
//self.itemsArray.push(item);
// read var beforeItemAddEvent with new value
var item = beforeItemAddEvent.item; // Get text from event (BeforeItemAddEvent)
var itemValue = self.options.itemValue(item),
itemText = self.options.itemText(item),
tagClass = self.options.tagClass(item);
// Ignore items allready added
var existing = $.grep(self.itemsArray, function(item) { return self.options.itemValue(item) === itemValue; } )[0];
if (existing && !self.options.allowDuplicates) {
// Invoke onTagExists
if (self.options.onTagExists) {
var $existingTag = $(".tag", self.$container).filter(function() { return $(this).data("item") === existing; });
self.options.onTagExists(item, $existingTag);
}
return;
}
// if length greater than limit
if (self.items().toString().length + item.length + 1 > self.options.maxInputLength)
return;
// register item in internal array and map
self.itemsArray.push(item);
if (beforeItemAddEvent.tagClass !== undefined){ var tagClass = beforeItemAddEvent.tagClass; }
if (item != undefined){
var items = item.toString().split(',');
if (items.length > 1) {
for (var i = 0; i < items.length; i++) {
this.add(items[i], true);
}
if (!dontPushVal)
self.pushVal(self.options.triggerChange);
return;
}
}
// add a tag element
var $tag = $('<span class="tag ' + htmlEncode(tagClass) + '">' + htmlEncode(itemText) + '<span data-role="remove"></span></span>');
var $tag = $('<span class="tag ' + htmlEncode(tagClass) + (itemTitle !== null ? ('" title="' + itemTitle) : '') + '">' + htmlEncode(itemText) + '<span data-role="remove"></span></span>');
$tag.data('item', item);
self.findInputWrapper().before($tag);
$tag.after(' ');
@ -183,14 +151,14 @@
if (self.options.maxTags === self.itemsArray.length || self.items().toString().length === self.options.maxInputLength)
self.$container.addClass('bootstrap-tagsinput-max');
self.$element.trigger($.Event('itemAdded', { item: item }));
self.$element.trigger($.Event('itemAdded', { item: item, options: options }));
},
/**
* Removes the given item. Pass true to dontPushVal to prevent updating the
* elements val()
*/
remove: function(item, dontPushVal) {
remove: function(item, dontPushVal, options) {
var self = this;
if (self.objectItems) {
@ -203,7 +171,7 @@
}
if (item) {
var beforeItemRemoveEvent = $.Event('beforeItemRemove', { item: item, cancel: false });
var beforeItemRemoveEvent = $.Event('beforeItemRemove', { item: item, cancel: false, options: options });
self.$element.trigger(beforeItemRemoveEvent);
if (beforeItemRemoveEvent.cancel)
return;
@ -221,7 +189,7 @@
if (self.options.maxTags > self.itemsArray.length)
self.$container.removeClass('bootstrap-tagsinput-max');
self.$element.trigger($.Event('itemRemoved', { item: item }));
self.$element.trigger($.Event('itemRemoved', { item: item, options: options }));
},
/**
@ -300,7 +268,7 @@
makeOptionItemFunction(self.options, 'itemValue');
makeOptionItemFunction(self.options, 'itemText');
makeOptionFunction(self.options, 'tagClass');
// Typeahead Bootstrap version 2.3.2
if (self.options.typeahead) {
var typeahead = self.options.typeahead || {};
@ -338,6 +306,7 @@
},
updater: function (text) {
self.add(this.map[text]);
return this.map[text];
},
matcher: function (text) {
return (text.toLowerCase().indexOf(this.query.trim().toLowerCase()) !== -1);
@ -354,11 +323,21 @@
// typeahead.js
if (self.options.typeaheadjs) {
var typeaheadjs = self.options.typeaheadjs || {};
self.$input.typeahead(null, typeaheadjs).on('typeahead:selected', $.proxy(function (obj, datum) {
if (typeaheadjs.valueKey)
self.add(datum[typeaheadjs.valueKey]);
var typeaheadConfig = null;
var typeaheadDatasets = {};
// Determine if main configurations were passed or simply a dataset
var typeaheadjs = self.options.typeaheadjs;
if ($.isArray(typeaheadjs)) {
typeaheadConfig = typeaheadjs[0];
typeaheadDatasets = typeaheadjs[1];
} else {
typeaheadDatasets = typeaheadjs;
}
self.$input.typeahead(typeaheadConfig, typeaheadDatasets).on('typeahead:selected', $.proxy(function (obj, datum) {
if (typeaheadDatasets.valueKey)
self.add(datum[typeaheadDatasets.valueKey]);
else
self.add(datum);
self.$input.typeahead('val', '');
@ -382,7 +361,7 @@
}
}, self));
}
self.$container.on('keydown', 'input', $.proxy(function(event) {
var $input = $(event.target),
@ -398,7 +377,7 @@
case 8:
if (doGetCaretPosition($input[0]) === 0) {
var prev = $inputWrapper.prev();
if (prev) {
if (prev.length) {
self.remove(prev.data('item'));
}
}
@ -408,7 +387,7 @@
case 46:
if (doGetCaretPosition($input[0]) === 0) {
var next = $inputWrapper.next();
if (next) {
if (next.length) {
self.remove(next.data('item'));
}
}
@ -454,9 +433,16 @@
var text = $input.val(),
maxLengthReached = self.options.maxChars && text.length >= self.options.maxChars;
if (self.options.freeInput && (keyCombinationInList(event, self.options.confirmKeys) || maxLengthReached)) {
self.add(maxLengthReached ? text.substr(0, self.options.maxChars) : text);
$input.val('');
event.preventDefault();
// Only attempt to add a tag if there is data in the field
if (text.length !== 0) {
self.add(maxLengthReached ? text.substr(0, self.options.maxChars) : text);
$input.val('');
}
// If the field is empty, let the event triggered fire as usual
if (self.options.cancelConfirmKeysOnEmpty === false) {
event.preventDefault();
}
}
// Reset internal input's size
@ -532,7 +518,7 @@
/**
* Register JQuery plugin
*/
$.fn.tagsinput = function(arg1, arg2) {
$.fn.tagsinput = function(arg1, arg2, arg3) {
var results = [];
this.each(function() {
@ -555,7 +541,11 @@
results.push(tagsinput);
} else if(tagsinput[arg1] !== undefined) {
// Invoke function on existing tags input
var retVal = tagsinput[arg1](arg2);
if(tagsinput[arg1].length === 3 && arg3 !== undefined){
var retVal = tagsinput[arg1](arg2, null, arg3);
}else{
var retVal = tagsinput[arg1](arg2);
}
if (retVal !== undefined)
results.push(retVal);
}
@ -618,7 +608,7 @@
}
/**
* Returns boolean indicates whether user has pressed an expected key combination.
* Returns boolean indicates whether user has pressed an expected key combination.
* @param object keyPressEvent: JavaScript event object, refer
* http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
* @param object lookupList: expected key combinations, as in:

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