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#619 : val takes an optional argument to avoid triggering 'change'

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phtrivier 2013-01-30 10:21:40 +01:00
parent d0410144ba
commit cf095d9fee
2 changed files with 53 additions and 7 deletions
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32
select2.js
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@ -1736,7 +1736,7 @@ the specific language governing permissions and limitations under the Apache Lic
// single // single
val: function () { val: function () {
var val, data = null, self = this; var val, triggerChange = true, data = null, self = this;
if (arguments.length === 0) { if (arguments.length === 0) {
return this.opts.element.val(); return this.opts.element.val();
@ -1744,6 +1744,10 @@ the specific language governing permissions and limitations under the Apache Lic
val = arguments[0]; val = arguments[0];
if (arguments.length > 1) {
triggerChange = arguments[1];
}
if (this.select) { if (this.select) {
this.select this.select
.val(val) .val(val)
@ -1753,7 +1757,9 @@ the specific language governing permissions and limitations under the Apache Lic
}); });
this.updateSelection(data); this.updateSelection(data);
this.setPlaceholder(); this.setPlaceholder();
this.triggerChange(); if (triggerChange) {
this.triggerChange();
}
} else { } else {
if (this.opts.initSelection === undefined) { if (this.opts.initSelection === undefined) {
throw new Error("cannot call val() if initSelection() is not defined"); throw new Error("cannot call val() if initSelection() is not defined");
@ -1761,7 +1767,9 @@ the specific language governing permissions and limitations under the Apache Lic
// val is an id. !val is true for [undefined,null,''] // val is an id. !val is true for [undefined,null,'']
if (!val) { if (!val) {
this.clear(); this.clear();
this.triggerChange(); if (triggerChange) {
this.triggerChange();
}
return; return;
} }
this.opts.element.val(val); this.opts.element.val(val);
@ -2278,7 +2286,7 @@ the specific language governing permissions and limitations under the Apache Lic
// multi // multi
val: function () { val: function () {
var val, data = [], self=this; var val, triggerChange = true, data = [], self=this;
if (arguments.length === 0) { if (arguments.length === 0) {
return this.getVal(); return this.getVal();
@ -2286,11 +2294,17 @@ the specific language governing permissions and limitations under the Apache Lic
val = arguments[0]; val = arguments[0];
if (arguments.length > 1) {
triggerChange = arguments[1];
}
if (!val) { if (!val) {
this.opts.element.val(""); this.opts.element.val("");
this.updateSelection([]); this.updateSelection([]);
this.clearSearch(); this.clearSearch();
this.triggerChange(); if (triggerChange) {
this.triggerChange();
}
return; return;
} }
@ -2302,7 +2316,9 @@ the specific language governing permissions and limitations under the Apache Lic
data.push({id: $(this).attr("value"), text: $(this).text()}); data.push({id: $(this).attr("value"), text: $(this).text()});
}); });
this.updateSelection(data); this.updateSelection(data);
this.triggerChange(); if (triggerChange) {
this.triggerChange();
}
} else { } else {
if (this.opts.initSelection === undefined) { if (this.opts.initSelection === undefined) {
throw new Error("val() cannot be called if initSelection() is not defined") throw new Error("val() cannot be called if initSelection() is not defined")
@ -2313,7 +2329,9 @@ the specific language governing permissions and limitations under the Apache Lic
self.setVal(ids); self.setVal(ids);
self.updateSelection(data); self.updateSelection(data);
self.clearSearch(); self.clearSearch();
self.triggerChange(); if (triggerChange) {
self.triggerChange();
}
}); });
} }
this.clearSearch(); this.clearSearch();

28
test-619.html Normal file
View File

@ -0,0 +1,28 @@
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
<link href="select2.css" rel="stylesheet"/>
<script type="text/javascript" src="select2.js"></script>
</head>
<body>
<select id="s1">
<option value="A"></option>
<option value="B"></option>
</select>
<script type="text/javascript">
$(document).ready(function () {
$("#s1").select2({}).on("change", function () {
alert("Changed caused by val()");
}).select2("val", "A");
// This should not trigger a change
$("#s1").select2("val", "B", false);
});
</script>
</body>
</html>