No, It is Immpossible. Windows determines the width of the minimized window using the current system settings, and there is no way to dynamically change this for one application without changing the values throughout the system.
, 160x31. MDI , MDI-, Windows. ( Windows Shell Microsoft) , , , . : 160x31? : , , 160x31? :
iWidth MINIMIZEDMETRICS. SystemParametersInfo. ( SPI_GETMINIMIZEDMETRICS SPI_SETMINIMIZEDMETRICS, .) MinWidth, . , , messing MinWidth , SPI_SETMINIMIZEDMETRICS . , SPI_SETMINIMIZEDMETRICS , , , .
? , " " "". (, SystemParametersInfo, iCaptionHeight NONCLIENTMETRICS.)
, , , P/Invoking SystemParametersInfo function, . , , - . MDI , , . , , , . (TDI), (MDI). ; .