h6. [[WindowManager]] h6(. » [[WindowManager SWI Calls|SWI Calls]] h6((. » Wimp_Extend (window information) h2. Wimp_Extend (window information) h5. (SWI &400FB) |_<^. Entry |_<^. | |<^. R0 |<^. 11 (reason code) | |<^. R1 |Pointer to 100 byte block | |>^. +0 |Window handle, or | |>^. |0 to return information based on a generic window with line borders enabled | |_<^. Exit |_<^. | |<^. R0 |<^. Preserved | |<^. R1 |<^. [[Extend Block|Block]] preserved and updated | h4. Use This call with a reason code of 11 is used to return specific information relating to the windows system icons. e.g. widths and heights. h4. Notes The 100 byte block points to the window handle on entry, but is updated on exit. h4. See also * [[Wimp_Extend|Wimp_Extend]] * [[Wimp_Extend (sprite suffix)|Wimp_Extend (sprite suffix)]] * [[Wimp_Extend (stack information)|Wimp_Extend (stack information)]]