/// <summary>
/// Returns the exception resulting from the last method call. This attribute
/// exists only in the scope of the current CEF value object.
/// </summary>
public CefV8Exception GetException()
{
ThrowIfObjectIsInvalid();
return(CefV8Exception.FromOrDefault(
cef_v8value_t.invoke_get_exception(this.ptr)
));
}
/// <summary>
/// Evaluates the specified JavaScript code using this context's global object.
/// On success |retval| will be set to the return value, if any, and the
/// function will return true. On failure |exception| will be set to the
/// exception, if any, and the function will return false.
/// </summary>
public bool Eval(string code, out CefV8Value retval, out CefV8Exception exception)
{
cef_v8value_t * n_retval = null;
cef_v8exception_t *n_exception = null;
fixed(char *code_str = code)
{
var n_code = new cef_string_t(code_str, code != null ? code.Length : 0);
var n_result = cef_v8context_t.invoke_eval(this.ptr, &n_code, &n_retval, &n_exception);
if (n_result != 0)
{
retval = CefV8Value.From(n_retval);
exception = null;
return(true);
}
else
{
retval = null;
exception = CefV8Exception.From(n_exception);
return(false);
}
}
}
/// <summary>
/// Called for global uncaught exceptions. Execution of this callback is
/// disabled by default. To enable set
/// CefSettings.uncaught_exception_stack_size > 0.
/// </summary>
private void on_uncaught_exception(cef_v8context_handler_t *self, cef_browser_t *browser, cef_frame_t *frame, cef_v8context_t *context, cef_v8exception_t *exception, cef_v8stack_trace_t *stackTrace)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_frame = CefFrame.From(frame);
var m_context = CefV8Context.From(context);
var m_exception = CefV8Exception.From(exception);
var m_stackTrace = CefV8StackTrace.From(stackTrace);
this.OnUncaughtException(m_browser, m_frame, m_context, m_exception, m_stackTrace);
}
/// <summary>
/// Evaluates the specified JavaScript code using this context's global object.
/// On success |retval| will be set to the return value, if any, and the
/// function will return true. On failure |exception| will be set to the
/// exception, if any, and the function will return false.
/// </summary>
public bool Eval(string code, out CefV8Value retval, out CefV8Exception exception)
{
cef_v8value_t* n_retval = null;
cef_v8exception_t* n_exception = null;
fixed (char* code_str = code)
{
var n_code = new cef_string_t(code_str, code != null ? code.Length : 0);
var n_result = cef_v8context_t.invoke_eval(this.ptr, &n_code, &n_retval, &n_exception);
if (n_result != 0)
{
retval = CefV8Value.From(n_retval);
exception = null;
return true;
}
else
{
retval = null;
exception = CefV8Exception.From(n_exception);
return false;
}
}
}
/// <summary> /// Called for global uncaught exceptions. Execution of this callback is /// disabled by default. To enable set /// CefSettings.uncaught_exception_stack_size > 0. /// </summary> protected abstract void OnUncaughtException(CefBrowser browser, CefFrame frame, CefV8Context context, CefV8Exception exception, CefV8StackTrace stackTrace);
/// <summary> /// Called for global uncaught exceptions. Execution of this callback is /// disabled by default. To enable set /// CefSettings.uncaught_exception_stack_size > 0. /// </summary> protected abstract void OnUncaughtException(CefBrowser browser, CefFrame frame, CefV8Context context, CefV8Exception exception, CefV8StackTrace stackTrace);