private void WebBrowser_LoadingStateChanged(object sender, LoadingStateChangedEventArgs e)
{
if (e.IsLoading == false)
{
WebBrowser.EvaluateScriptAsync(AssetResources.SimplifyOnlineMatch);
}
}
/// <summary>
/// 调用页面js方法
/// </summary>
/// <param name="funcName">函数名</param>
/// <param name="obj">参数列表</param>
/// <returns>返回值</returns>
public string InvokeScript(string funcName, object[] obj)
{
try
{
string func = JointMethodStr(funcName, obj);
ThreadQueue tq = new ThreadQueue(
new Task <Task <JavascriptResponse> >(funcEval => {
return(WebBrowser.EvaluateScriptAsync(funcEval.ToString()));
}, func), this);
tq.Start();
tq.Wait();
if (null != tq.Result)
{
if (null != tq.Result.Result)
{
if (null != tq.Result.Result.Result)
{
return(tq.Result.Result.Result.ToString());
}
}
}
return(null);
}
catch (Exception ex)
{
throw ex;
}
}
private async void EvaluateJavaScript(string s)
{
try
{
var response = await WebBrowser.EvaluateScriptAsync(s);
if (response.Success && response.Result is IJavascriptCallback)
{
response = await((IJavascriptCallback)response.Result).ExecuteAsync("This is a callback from EvaluateJavaScript");
}
EvaluateJavaScriptResult = response.Success ? (response.Result ?? "null") : response.Message;
}
catch (Exception e)
{
MessageBox.Show("Error while evaluating Javascript: " + e.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
