> When sent to an edit control, get_value and _set_value don't use > e.g OpenProcess, VirtualAllocEx, SendMessageTimeout, ReadProcessMemory. Very > curious, as a pointer is getting sent across process boundaries and working. > > If I do OpenProcess, VirtualAllocEx, SendMessageTimeout, the last > fails and sets last error to "access denied").
WM_G/SETTEXT are treated specially by Windows for backwards compatability with Win16. Windows handles the movement of text between processes for you. I think WM_COPYDATA is the only other one where this happens.
