mframe_get_prop -

       Copyright (C) 2001 Information-technology Promotion Agency (IPA)
       Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
       Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free
       Documentation License <http://www.gnu.org/licenses/fdl.html>.

Version 1.8.4                                    Mon Sep 25 2023                          mframe_get_prop(3m17n)

       @brief Return property value of frame.

       The mframe_get_prop() function returns a value of property @b key
       of frame @b frame.  The valid keys and the corresponding return
       values are as follows.

               key             type of value   meaning of value
               ---             -------------   ----------------
               Mface           MFace *         The default face.

               Mfont           MFont *         The default font.

               Mfont_width     int             Width of the default font.

               Mfont_ascent    int             Ascent of the default font.

               Mfont_descent   int             Descent of the default font.

       In the m17n-X library, the followings are also accepted.

               key             type of value   meaning of value
               ---             -------------   ----------------
               Mdisplay        Display *       Display associated with the frame.

               Mscreen         int             Screen number of a screen associated
                                               with the frame.

               Mcolormap       Colormap        Colormap of the frame.

               Mdepth          unsigned        Depth of the frame.

       mframe_get_prop -

       void* mframe_get_prop (MFrame * frame, MSymbol key)