Imports CefSharp
Imports CefSharp.OffScreen
Public Class offscreen
Private browser As ChromiumWebBrowser
Public Sub New()
InitializeComponent()
CheckForIllegalCrossThreadCalls = False
Dim settings As New CefSettings() With {
.Locale = "zh-CN"
CefSharp.Cef.Initialize(settings)
End Sub
Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
browser = New ChromiumWebBrowser("mail.qq.com")
AddHandler browser.LoadingStateChanged, AddressOf doneLoad
Catch ex As Exception
TextBox1.Text = ex.Message
End Try
End Sub
Private Async Sub doneLoad(ByVal sender As Object, ByVal e As LoadingStateChangedEventArgs)
If Not e.IsLoading Then
RemoveHandler browser.LoadingStateChanged, AddressOf doneLoad
Threading.Thread.Sleep(1000)
Dim html As String = Await browser.GetSourceAsync()
TextBox1.Text = html
End If
End Sub
End Class
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在使用WebDriver时,总是会遇到官方的检测,官方时不允许这样做的,那么如何规避掉呢
我使用的Cefsharp的版本时79.0 ,那么在处理的时候需要添加这样一句话
string script = "if(navigator.webdriver){ Object.defineProperty(navigator, 'webdriver', {get: () => undefined});}";
chromiumWebBrowser.ExecuteScr
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