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add instance.getValue() and instance.setValue(newVal) #88

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add instance.getValue() and instance.setValue(newVal) #88

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b652c22
add instance.getValue() and instance.setValue(newVal)
amlan-sw Aug 4, 2024
8f1eb28
Update src/js/nice-select2.js
amlan-sw Aug 5, 2024
63b38f4
Update src/js/nice-select2.js
amlan-sw Aug 5, 2024
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62 changes: 61 additions & 1 deletion src/js/nice-select2.js
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Original file line number Diff line number Diff line change
Expand Up @@ -385,7 +385,9 @@ NiceSelect.prototype._onItemClicked = function(option, e) {
if (hasClass(optionEl, "selected")) {
removeClass(optionEl, "selected");
this.selectedOptions.splice(this.selectedOptions.indexOf(option), 1);
this.el.querySelector(`option[value="${optionEl.dataset.value}"]`).removeAttribute('selected');
var opt = this.el.querySelector(`option[value="${optionEl.dataset.value}"]`);
opt.removeAttribute('selected');
opt.selected = false;
}else{
addClass(optionEl, "selected");
this.selectedOptions.push(option);
Expand All @@ -407,6 +409,63 @@ NiceSelect.prototype._onItemClicked = function(option, e) {
}
};

NiceSelect.prototype.setValue = function(value){

var select = this.el,noSelected = true,currentValue;
if(select.multiple){
for(var i = 0; i < value.length; i++){
value[i] = String(value[i]);
}
}

for(var opt of select.options){
if(select.multiple){
if(value.indexOf(opt.value) > -1){ //-- expect Array like [1,2,3]
currentValue = opt.value;
}else{
currentValue = null;
}
}else{
currentValue = value;
}

if(opt.value == currentValue && !opt.disabled){
if(noSelected){
select.value = currentValue;
noSelected = false;
}
opt.setAttribute('selected',true);
opt.selected = true;
}else{
opt.removeAttribute('selected');
delete(opt.selected);
}
}
if(noSelected && !select.multiple){
select.options[0].setAttribute('selected',true);
select.options[0].selected = true;
select.value = select.options[0].value;
}

this.update();
}

NiceSelect.prototype.getValue = function(){
var select = this.el;
if(!select.multiple){
return select.value;
}

//-- multiple
var values = [];
for(var opt of select.options){
if(opt.selected){
values.push(opt.value);
}
}
return values;
}

NiceSelect.prototype.updateSelectValue = function() {
if (this.multiple) {
var select = this.el;
Expand All @@ -429,6 +488,7 @@ NiceSelect.prototype.resetSelectValue = function() {
var el = select.querySelector(`option[value="${item.data.value}"]`);
if (el){
el.removeAttribute("selected");
delete(el.selected);
}
});
} else if (this.selectedOptions.length > 0) {
Expand Down