如何定义一个getter和seter设置的属性可以被绑定
摘要：//DefineprivatevariableformaxFontSize.publicvar_maxFontSize:Number=15;...
// Define private variable for maxFontSize.
public var _maxFontSize:Number = 15;
// Define public getter method, mark the property
// as usable for the source of data binding,
// and specify the name of the binding event.
[Bindable("maxFontSizeChanged")]
public function get maxFontSize():Number {
return _maxFontSize;
}
// Define public setter method.
public function set maxFontSize(value:Number):void {
if (value <= 30) {
_maxFontSize = value;
} else _maxFontSize = 30;
// Dispatch the event to trigger data binding.
dispatchEvent(new Event("maxFontSizeChanged"));
}
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