open source

Conch/source/domsupport/LayaDOMSupport.ts

@@ -0,0 +1,62 @@
+///<reference path="LayaConchRuntime.d.ts" />
+/**
+ * 这个是模拟多重继承的函数
+ */
+function applyMixins(derivedCtor: any, baseCtors: any[]) {
+    baseCtors.forEach(baseCtor => {
+        Object.getOwnPropertyNames(baseCtor.prototype).forEach(name => {
+             if (name !== 'constructor') {
+                derivedCtor.prototype[name] = baseCtor.prototype[name];
+            }
+        });
+    }); 
+}
+
+class IDBEnvironment implements IDBEnvironment{}
+
+/**
+ * 因为有些局部变量不希望直接暴露到全局环境下，所以做一个封装用的全局类
+ */
+class _Window extends EventTarget {
+    crypto: Crypto;
+    onerror: ErrorEventHandler;
+    Audio:HTMLAudioElement;
+    private timer = new WindowTimers();
+    clearInterval:(handle: number)=>void=this.timer.clearInterval;
+    clearTimeout:(handle: number)=>void = this.timer.clearTimeout;
+    setInterval:(handler: any, timeout?: any/*, ...args: any[]*/)=>number=this.timer.setInterval;
+    setTimeout:(handler: any, timeout?: any/*, ...args: any[]*/)=>number=this.timer.setTimeout;
+    _removeEventListener:(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean)=>void;
+    constructor(){
+        super();
+        this._removeEventListener=this.removeEventListener;
+        this.removeEventListener=this.removeEventListenernew;
+    }
+    document:Document;
+    //clearImmediate:(handle: number)=>void;
+     addEventListener (type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void {
+         if(type=="devicemotion"||type=="deviceorientation"){
+             conch.setSensorAble(true);
+         }
+         super.addEventListener(type,listener,useCapture);
+     }
+     
+    removeEventListenernew(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void
+    {
+        this._removeEventListener(type, listener, useCapture);
+        if(type=="devicemotion"||type=="deviceorientation")
+        {
+           var de= this._evtMaps.get("devicemotion");
+           var deo=this._evtMaps.get("deviceorientation");       
+           if((!de||de.length==0)&&(!deo||deo.length==0))
+           {
+              conch.setSensorAble(false);
+           }
+        }
+        
+    }
+    
+}
+
+//applyMixins(_Window,[EventTarget,WindowTimers,WindowSessionStorage, WindowLocalStorage,GlobalEventHandlers,IDBEnvironment,WindowBase64]);
+