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+define("dijit/_FocusMixin", [
+ "./focus",
+ "./_WidgetBase",
+ "dojo/_base/declare", // declare
+ "dojo/_base/lang" // lang.extend
+], function(focus, _WidgetBase, declare, lang){
+
+ // module:
+ // dijit/_FocusMixin
+
+ // We don't know where _FocusMixin will occur in the inheritance chain, but we need the _onFocus()/_onBlur() below
+ // to be last in the inheritance chain, so mixin to _WidgetBase.
+ lang.extend(_WidgetBase, {
+ // focused: [readonly] Boolean
+ // This widget or a widget it contains has focus, or is "active" because
+ // it was recently clicked.
+ focused: false,
+
+ onFocus: function(){
+ // summary:
+ // Called when the widget becomes "active" because
+ // it or a widget inside of it either has focus, or has recently
+ // been clicked.
+ // tags:
+ // callback
+ },
+
+ onBlur: function(){
+ // summary:
+ // Called when the widget stops being "active" because
+ // focus moved to something outside of it, or the user
+ // clicked somewhere outside of it, or the widget was
+ // hidden.
+ // tags:
+ // callback
+ },
+
+ _onFocus: function(){
+ // summary:
+ // This is where widgets do processing for when they are active,
+ // such as changing CSS classes. See onFocus() for more details.
+ // tags:
+ // protected
+ this.onFocus();
+ },
+
+ _onBlur: function(){
+ // summary:
+ // This is where widgets do processing for when they stop being active,
+ // such as changing CSS classes. See onBlur() for more details.
+ // tags:
+ // protected
+ this.onBlur();
+ }
+ });
+
+ return declare("dijit._FocusMixin", null, {
+ // summary:
+ // Mixin to widget to provide _onFocus() and _onBlur() methods that
+ // fire when a widget or its descendants get/lose focus
+
+ // flag that I want _onFocus()/_onBlur() notifications from focus manager
+ _focusManager: focus
+ });
+
+});