)
Values for MODE 00h (set or display values) "WINDOW STREAM" opcodes:
Opcodes:args
 00h  display 20h blanks with the default attribute
 01h-1Fh display OPCODE blanks with the default attribute
 20h  display char with default attribute 20h times
	BYTE char to repeat
 21h-3Fh display char with default attribute OPCODE-20h times
	BYTE char to repeat
 40h  display 20h blanks with specified attribute
	BYTE attribute of blanks
 41h-5Fh display OPCODE-40h blanks with specified attribute
	BYTE attribute of blanks
 60h  display next 20h characters
	20h BYTEs characters to display
 61h-7Fh display next OPCODE-60h characters
	N BYTEs characters to display
 80h-87h display N blanks with default attribute
	BYTE low 8 bits of 11-bit count (high 3 in low 3 bits of OPCODE)
		  [000h means 800h]
 88h-8Fh display N copies of the character
	BYTE low 8 bits of 11-bit count (high 3 in low 3 bits of OPCODE)
		  [000h means 800h]
	BYTE character to repeat
 90h-97h display N blanks with specified attribute
	BYTE low 8 bits of 11-bit length (high 3 in low 3 bits of OPCODE)
		  [000h means 800h]
	BYTE attribute
 98h-9Fh display string at logical cursor pos
	BYTE low 8 bits of 11-bit length (high 3 in low 3 bits of OPCODE)
		  [000h means 800h]
	N BYTEs string to display
 A0h  set logical cursor row
	BYTE row number (0 is top)
 A1h  set logical cursor column
	BYTE column number (0 is leftmost)
 A2h  set top edge of scrolling region
	BYTE row
 A3h  set left edge of scrolling region
	BYTE column
 A4h  set row of physical window position
	BYTE line
 A5h  set column of physical window position
	BYTE column
 A6h  set height of physical window
	BYTE number of rows
 A7h  set width of physical window
	BYTE number of columns
 A8h  set viewport row
	BYTE row
 A9h  set viewport column
	BYTE column
 AAh  set virtual screen height [contents of window unpredictable after]
	BYTE rows
 ABh  set virtual screen width [contents of window unpredictable after]
	BYTE columns
 ACh-AEh unused
 AFh  set compatible/preferred video modes
	BYTE compatibility/preference mask
		bit 7	compatible with monochrome
		bit 6	compatible with color text, EGA/VGA graphics
		bit 5	compatible with medium-resolution CGA graphics
		bit 4	compatible with high-resolution CGA graphics
		bit 3	prefer monochrome
		bit 2	prefer color text, EGA/VGA graphics
		bit 1	prefer medium-resolution CGA graphics
		bit 0	prefer high-resolution CGA graphics
 B0h  move logical cursor down
	BYTE number of rows (signed, negative values move up)
		[if rows=0 and hardware cursor owner, update hardware cursor]
 B1h  move logical cursor right
	BYTE number of columns (signed, negative values move left)
		[if cols=0 and hardware cursor owner, update hardware cursor]
 B2h  shift top edge of scrolling region
	BYTE number of rows (signed)
 B3h  shift left edge of scrolling region
	BYTE number of columns (signed)
 B4h  shift physical window down
	BYTE number of lines (signed)
 B5h  shift physical window right
	BYTE number of columns (signed)
 B6h  expand physical window vertically
	BYTE number of lines (signed)
 B7h  expand physical window horizontally
	BYTE number of columns (signed)
 B8h  adjust viewport row
	BYTE number of rows (signed)
 B9h  adjust viewport column
	BYTE number of columns (signed)
 BAh  adjust virtual screen height [contents of window unpredict after]
	BYTE number of rows to increase (signed)
 BBh  adjust virtual screen width [contents of window unpredictbl after]
	BYTE number of columns to increase (signed)
 BCh-BFh reserved (currently unused)
 C0h  set logical cursor position
	BYTE row number (0 is top border)
	BYTE column number (0 is left border)
 C1h  set top left corner of scrolling region
	BYTE row
	BYTE column
 C2h  set physical window pos
	BYTE upper left row (no top border if 0)
	BYTE upper left column (no left border if 0)
 C3h  set current window size
	BYTE number of rows
	BYTE number of columns
 C4h  set upper left corner of viewport (portion of virtual screen displayed
	  in window)
	BYTE row
	BYTE column
 C5h  set size of virtual screen [contents unpredictable afterwards]
	BYTE number of rows
	BYTE number of columns
 C6h  unused
 C7h  unused
 C8h  set logical cursor relative to current position
	BYTE number of rows to move down (signed)
	BYTE number of columns to move right (signed)
		[if rows=cols=0 and hardware cursor owner, update hardw cursor]
 C9h  shift top left corner of scrolling region
	BYTE number of rows (signed)
	BYTE number of columns (signed)
 CAh  set window pos relative to current position
	BYTE number of rows to shift down (signed)
	BYTE number of columns to shift right (signed)
 CBh  set window size relative to current size
	BYTE number of rows to expand (signed)
	BYTE number of cols to expand (signed)
 CCh  shift viewport relative to current position
	BYTE rows to shift (signed)
	BYTE cols to shift (signed)
 CDh  resize virtual screen
	BYTE number of rows to expand (signed)
	BYTE number of columns to expand (signed)
 CEh  scroll text when using E8h-EBh/F8h-FBh opcodes (default)
 CFh  scroll attributes when using  E8h-EBh/F8h-FBh opcodes
 D0h  allow window frame to extend beyond screen
 D1h  always display a complete frame, even if window extends beyond edge of
	  screen
 D2h  allow DV to change logical colors on video mode switch (default)
 D3h  application changes logical attributes
 D4h  window is visible [must redraw to actually make visible]
 D5h  window is hidden [must redraw to actually remove]
 D6h  window has frame (default)
 D7h  window unframed [must redraw to actually remove frame]
 D8h  READ/READN will read characters from window (default)
 D9h  READ/READN will read attributes from window
 DAh  use logical attributes, which may be remapped (see #00441)
 DBh  use physical attributes for characters
 DCh  enable special actions for control characters (default)
 DDh  disable special control char handling, all chars displayable by BIOS TTY
	  call
 DEh  write both character and attribute (default)
 DFh  write character only, leave attribute untouched
 E0h  repeat following commands through E1h opcode
	BYTE number of times to repeat (00h means 256 times)
 E1h  end of commands to repeat, start repeating them
 E2h  set current output color
	BYTE color
 E3h  clear virtual screen from scroll origin to end using current color
 E4h  redraw window
 E5h  select menu style
	BYTE style (normally 18h)
		bits 5,4 = 01 use two-letter menu entries for remainder of
		  this stream
 E5h  (panel file only)
	BYTE modifier
		bits 7,6 = 11 panel stream creates new window
			 = 10 panel defines new field table for existing window
			 = 01 panel stream uses existing window & field table
		bit 5 = 1 stream contains a field table (create kyboard object)
		bit 4 = 1 stream defines input fields (create keyboard object)
		bit 3 = 1 stream defines select fields but not input fields
		bit 2 = 1 stream defines exclusive input window (DV 2.2)
		bit 1 reserved
		bit 0 reserved
 E6h  create new window and perform rest of manipulations in new window
	BYTE number of rows
	BYTE number of columns
	Return: DWORD object handle of new window returned on stack at end
	Note:	the window is created with a physical size of 0x0 at the
		  same position as the window to which this stream was sent
 E7h  no operation
 E8h  scroll area up (top left corner defined by opcode C1h)
	BYTE height
	BYTE width
 E9h  scroll area down (top left corner defined by opcode C1h)
	BYTE height
	BYTE width
 EAh  scroll area left (top left corner defined by opcode C1h)
	BYTE height
	BYTE width
 EBh  scroll area right (top left corner defined by opcode C1h)
	BYTE height
	BYTE width
 ECh  set logical attributes for window contents
	BYTE video modes command applies to
		bit 7	monochrome
		bit 6	color text, EGA/VGA graphics
		bit 5	medium-resolution CGA graphics
		bit 4	high-resolution CGA graphics
	BYTE which attributes to set
		bit 7	if set, copy single following byte to indicated attribs
		bits 4-6  number of first attribute to change - 1
		bits 0-3  number of consecutive attributes to change
	N BYTEs new attributes
 EDh  set logical attributes for window frame
	BYTE video modes command applies to (also see opcode ECh)
	BYTE which attributes to set
		bit 7	if set, copy single following byte to indicated attrs
		bits 4-6  number of first attribute to change - 1
		bits 0-3  number of consecutive attributes to change
	N BYTEs new attributes
		  attributes
		       1 = top left corner
		       2 = top right corner
		       3 = bottom left corner
		       4 = bottom right corner
		       5 = top edge
		       6 = bottom edge
		       7 = left edge
		       8 = right edge
 EEh  set characters for window frame
	BYTE video modes command applies to (also see opcode ECh)
	BYTE which characters to set
		bit 7	if set, copy single following byte to indicated chars
		bits 4-6  number of first character to change - 1
		bits 0-3  number of consecutive characters to change
	N BYTEs new chars (same relative position as attributes above)
 EFh  set window name
	BYTE length of name (should be in range 0 to logical screen width)
	N BYTEs name
 F0h  clear input field to blanks
	BYTE field number
 F1h  fill input field with character
	BYTE field number
	BYTE char
 F2h  set color of input field
	BYTE field number (1-N)
	BYTE attribute
 F3h  set initial contents of input field
	BYTE field number (1-N)
	N BYTEs enough chars to exactly fill field as defined by op FFh
 F4h  position cursor to start of specific input field
	BYTE field number (1-N)
 F5h  change field table entry
	BYTE field number
	7-8 BYTEs field table entry (also see opcode FFh below)
 F6h  set field type
	BYTE field number
	BYTE type
		00h inactive
		40h output field
		80h input field
		C0h deselected field
		C2h selected field
 F7h  "broadcast write"	write data to fields with program output bit set in
	  the field table entry, in field number order
	N BYTEs (total length of all program output fields)
 F8h  scroll field up a line
	BYTE field number
 F9h  scroll field down a line
	BYTE field number
 FAh  scroll field left
	BYTE field number
 FBh  scroll field right
	BYTE field number
 FCh  set field table header
	6 BYTEs	field table header (see #00442)
 FDh  reset modified bit for all fields
 FEh  reset selected and modified bits for all fields
 FFh  set up input fields
	6 BYTEs	table header (see #00442)
	7/8N BYTEs the field table entries, one for each field (see #00444)
	Note:	DESQview uses and updates the actual copy of the information
		  which is contained in the stream.  Thus this info must remain
		  intact until after the data entry is complete.
SeeAlso: #00439,#00446