我用的是Angularjs 在button里面写的ng-click绑定的事件和在img里的ng-click一样,
$scope.showWindow = function(){
var Img = new Image();
Img.onload = function ()
{
document.getElementById('loading').innerHTML = '';
document.getElementById('loading').appendChild(Img);
dosomething...
}
Img.src = "img/loading.png";
}
事件是
ng-click="showWindow()"