[英]convert c# to vb.net webbrowser
试图将此C#转换为具有webbrowser控件的vb.net,但感到困惑。 该代码在用户控件中。
C#
private void SetupEvents()
{
webBrowser1.Navigated += new WebBrowserNavigatedEventHandler(webBrowser1_Navigated);
webBrowser1.GotFocus += new EventHandler(webBrowser1_GotFocus);
}
[Browsable(true)]
public override Color BackColor
{
get
{
return base.BackColor;
}
set
{
base.BackColor = value;
if (ReadyState == ReadyState.Complete)
{
SetBackgroundColor(value);
}
}
}
public HtmlDocument Document
{
get { return webBrowser1.Document; }
}
错误“已导航公共事件(作为对象发送,作为System.Windows.Forms.WebBrowserNavigatedEventArgs发送)”是一个事件,不能直接调用。 使用“ RaiseEvent”语句引发事件。
请帮忙
假设webBrowser1_Navigated和webBroswer1_GotFocus是同一类中的方法,则在SetupEvents()方法中:
AddHandler WebBrowser1.Navigated, AddressOf webBrowser1_Navigated
AddHandler WebBrowser1.GotFocus, AddressOf webBrowser1_GotFocus
您必须使用AddHandler
关键字而不是+ =来设置事件处理程序。
试试这个代码:
Private Sub SetupEvents()
AddHandler webBrowser1.Navigated, AddressOf Me.webBrowser1_Navigated
AddHandler webBrowser1.GotFocus, AddressOf Me.webBrowser1_GotFocus
End Sub
<Browsable(true)> _
Public Overrides Property BackColor As Color
Get
Return MyBase.BackColor
End Get
Set
MyBase.BackColor = value
If (ReadyState = ReadyState.Complete) Then
SetBackgroundColor(value)
End If
End Set
End Property
Public ReadOnly Property Document As HtmlDocument
Get
Return webBrowser1.Document
End Get
End Property
Private Sub SetupEvents()
AddHandler webBrowser1.Navigated, AddressOf Me.webBrowser1_Navigated
AddHandler webBrowser1.GotFocus, AddressOf Me.webBrowser1_GotFocus
End Sub
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