55 lines
1.8 KiB
JavaScript
55 lines
1.8 KiB
JavaScript
define("dijit/form/_ToggleButtonMixin", [
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"dojo/_base/declare", // declare
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"dojo/dom-attr" // domAttr.set
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], function(declare, domAttr){
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// module:
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// dijit/form/_ToggleButtonMixin
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return declare("dijit.form._ToggleButtonMixin", null, {
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// summary:
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// A mixin to provide functionality to allow a button that can be in two states (checked or not).
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// checked: Boolean
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// Corresponds to the native HTML `<input>` element's attribute.
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// In markup, specified as "checked='checked'" or just "checked".
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// True if the button is depressed, or the checkbox is checked,
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// or the radio button is selected, etc.
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checked: false,
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// aria-pressed for toggle buttons, and aria-checked for checkboxes
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_aria_attr: "aria-pressed",
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_onClick: function(/*Event*/ evt){
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var original = this.checked;
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this._set('checked', !original); // partially set the toggled value, assuming the toggle will work, so it can be overridden in the onclick handler
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var ret = this.inherited(arguments); // the user could reset the value here
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this.set('checked', ret ? this.checked : original); // officially set the toggled or user value, or reset it back
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return ret;
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},
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_setCheckedAttr: function(/*Boolean*/ value, /*Boolean?*/ priorityChange){
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this._set("checked", value);
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var node = this.focusNode || this.domNode;
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domAttr.set(node, "checked", !!value); // "mixed" -> true
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if(value){
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node.setAttribute("checked", "");
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}else{
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node.removeAttribute("checked");
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}
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node.setAttribute(this._aria_attr, String(value)); // aria values should be strings
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this._handleOnChange(value, priorityChange);
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},
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reset: function(){
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// summary:
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// Reset the widget's value to what it was at initialization time
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this._hasBeenBlurred = false;
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// set checked state to original setting
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this.set('checked', this.params.checked || false);
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}
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});
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});
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