dragonbones-runtime/.cache/egret-core-5.1.0/src/extension/eui/events/PropertyEvent.ts

the tools to build dragonbones file for diffrent framework

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namespace eui {

    /**
     * The PropertyChangeEvent class represents the event object
     * passed to the event listener when one of the properties of
     * an object has changed, and provides information about the change.
     *
     * @version Egret 2.4
     * @version eui 1.0
     * @platform Web,Native
     * @includeExample  extension/eui/events/PropertyEventExample.ts
     * @language en_US
     */
    /**
     * 对象的一个属性发生更改时传递到事件侦听器的事件。
     *
     * @version Egret 2.4
     * @version eui 1.0
     * @platform Web,Native
     * @includeExample  extension/eui/events/PropertyEventExample.ts
     * @language zh_CN
     */
    export class PropertyEvent extends egret.Event {
        /**
         * Dispatch when a property changed.
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language en_US
         */
        /**
         * 属性改变。
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language zh_CN
         */
        public static PROPERTY_CHANGE:string = "propertyChange";

        /**
         * Constructor.
         *
         * @param type The event type; indicates the action that triggered the event.
         * @param bubbles Specifies whether the event can bubble
         * up the display list hierarchy.
         * @param cancelable Specifies whether the behavior
         * associated with the event can be prevented.
         * @param property Name of the property that changed.
         *
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language en_US
         */
        /**
         * 创建一个属性改变事件。
         *
         * @param type 事件类型；指示触发事件的动作。
         * @param bubbles 指定该事件是否可以在显示列表层次结构得到冒泡处理。
         * @param cancelable 指定是否可以防止与事件相关联的行为。
         * @param property 发生改变的属性名称。
         *
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language zh_CN
         */
        public constructor(type:string, bubbles?:boolean, cancelable?:boolean, property?:string) {
            super(type, bubbles, cancelable);
            this.property = property;
        }

        /**
         * Name of the property that changed.
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language en_US
         */
        /**
         * 发生改变的属性名称。
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language zh_CN
         */
        public property:string;

        /**
         * Dispatch an event with specified EventDispatcher. The dispatched event will be cached in the object pool,
         * for the next cycle of reuse.
         *
         * @param target the target of event dispatcher.
         * @param eventType The event type; indicates the action that triggered the event.
         * @param property Name of the property that changed.
         *
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language en_US
         */
        /**
         * 使用指定的 EventDispatcher 对象来抛出事件对象。抛出的对象将会缓存在对象池上，供下次循环复用。
         *
         * @param target 事件派发目标
         * @param eventType 事件类型；指示触发事件的动作。
         * @param property 发生改变的属性名称。
         *
         * @version Egret 2.4
         * @version eui 1.0
         * @platform Web,Native
         * @language zh_CN
         */
        public static dispatchPropertyEvent(target:egret.IEventDispatcher, eventType:string, property?:string):boolean {
            if (!target.hasEventListener(eventType)) {
                return true;
            }
            let event = egret.Event.create(PropertyEvent, eventType);
            event.property = property;
            let result = target.dispatchEvent(event);
            egret.Event.release(event);
            return result;
        }
    }

}