Method GetTopLevelWindowHandle

cpp/iedriver/HtmlDialog.cpp:190–207

}

HWND HtmlDialog::GetTopLevelWindowHandle(void) {
  LOG(TRACE) << "Entering HtmlDialog::GetTopLevelWindowHandle";
  HWND parent_handle = ::GetParent(this->window_handle());

  // "Internet Explorer_Hidden\0" == 25
  std::vector<char> parent_class_buffer(25);
  if (::GetClassNameA(parent_handle, &parent_class_buffer[0], 25)) {
    if (strcmp(HIDDEN_PARENT_WINDOW_CLASS, &parent_class_buffer[0]) == 0) {
      // Some versions of Internet Explorer re-parent a closing showModalDialog
      // window to a hidden parent window. If that is what we see happening
      // here, that will be equivalent to the parent window no longer being
      // valid, and we can return an invalid handle, indicating the window is
      // "closed."
      return NULL;
    }
  }
  return parent_handle;
}

HWND HtmlDialog::GetActiveDialogWindowHandle() {
  LOG(TRACE) << "Entering HtmlDialog::GetActiveDialogWindowHandle";