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iMES.WebApi/wwwroot/BiManage/JS/chosen/docsupport/event.simulate.js

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+/**
+ * Event.simulate(@element, eventName[, options]) -> Element
+ * 
+ * - @element: element to fire event on
+ * - eventName: name of event to fire (only MouseEvents and HTMLEvents interfaces are supported)
+ * - options: optional object to fine-tune event properties - pointerX, pointerY, ctrlKey, etc.
+ *
+ *    $('foo').simulate('click'); // => fires "click" event on an element with id=foo
+ *
+ **/
+(function(){
+  
+  var eventMatchers = {
+    'HTMLEvents': /^(?:load|unload|abort|error|select|change|submit|reset|focus|blur|resize|scroll)$/,
+    'MouseEvents': /^(?:click|dblclick|mouse(?:down|up|over|move|out))$/
+  }
+  var defaultOptions = {
+    pointerX: 0,
+    pointerY: 0,
+    button: 0,
+    ctrlKey: false,
+    altKey: false,
+    shiftKey: false,
+    metaKey: false,
+    bubbles: true,
+    cancelable: true
+  }
+  
+  Event.simulate = function(element, eventName) {
+    var options = Object.extend(Object.clone(defaultOptions), arguments[2] || { });
+    var oEvent, eventType = null;
+    
+    element = $(element);
+    
+    for (var name in eventMatchers) {
+      if (eventMatchers[name].test(eventName)) { eventType = name; break; }
+    }
+
+    if (!eventType)
+      throw new SyntaxError('Only HTMLEvents and MouseEvents interfaces are supported');
+
+    if (document.createEvent) {
+      oEvent = document.createEvent(eventType);
+      if (eventType == 'HTMLEvents') {
+        oEvent.initEvent(eventName, options.bubbles, options.cancelable);
+      }
+      else {
+        oEvent.initMouseEvent(eventName, options.bubbles, options.cancelable, document.defaultView, 
+          options.button, options.pointerX, options.pointerY, options.pointerX, options.pointerY,
+          options.ctrlKey, options.altKey, options.shiftKey, options.metaKey, options.button, element);
+      }
+      element.dispatchEvent(oEvent);
+    }
+    else {
+      options.clientX = options.pointerX;
+      options.clientY = options.pointerY;
+      oEvent = Object.extend(document.createEventObject(), options);
+      element.fireEvent('on' + eventName, oEvent);
+    }
+    return element;
+  }
+  
+  Element.addMethods({ simulate: Event.simulate });
+})();