Function RecoverModifiersStatus

Rendering/UI/vtkWin32RenderWindowInteractor.cxx:136–141

// clang-format on

void RecoverModifiersStatus(int& ctrl, int& shift, int& alt)
{
  ctrl = (GetKeyState(VK_CONTROL) & 0x8000) != 0;
  shift = (GetKeyState(VK_SHIFT) & 0x8000) != 0;
  alt = (GetKeyState(VK_MENU) & 0x8000) != 0;
}

void RecoverKeyEventInformation(
  UINT vCode, UINT nFlags, int& ctrl, int& shift, int& alt, char& keyCode, const char*& keySym)