globalmapper.SelectFile
=======================

.. currentmodule:: globalmapper
.. py:function:: SelectFile (str aFilterStr, str aInitialDir, HWND aParentWnd) -> GM_Error_t32, str

    Displays a file dialog that allows the user to select a file to load. After the user selects a valid file, the
    function will return a Python list of two items: the error code of the operation (generally will be 0) and the name
    of the selected file.

    :param str aFilterStr: filter str for open dialog (None for default)
    :param str aInitialDir: initial directory to start in (None for current)
    :param HWND aParentWnd: handle to parent window for file selection dialog
    :returns: Error Code
    :rtype: GM_Error_t32
    :returns: The selected file's path/name
    :rtype: str