Description
Unregisters the user defined event that is registered using the RegisterEvent function.
Applies to
WebBrowser controls
Syntax
controlname.UnregisterEvent (string eventname)
Argument |
Description |
---|---|
controlname |
The name of the WebBrowser control. |
eventname |
The name of the user-defined event to be unregistered. |
Return value
Integer.
Returns 1 if it succeeds and -1 if an error occurs.
Examples
The following example triggers an unregistered event in JavaScript and returns an error:
Integer li_Return String ls_JS, ls_Result, ls_Error li_Return = wb_1.UnregisterEvent("ue_getstring") If li_Return = 1 Then ls_JS = "function event1() { return window.webBrowser.ue_getstring('Hi,PB!');} event1();" wb_1.EvaluateJavascriptSync(ls_JS, ls_Result, ls_Error) If Len(ls_Error) > 0 Then MessageBox( "Error", ls_Error ) End If End If
See also