• openWindow ?-name str? ?-attributes num? ?-encoding name? ?-geom {l b w h}? ?-text str? ?-bar token? ?-adjust (0|1)? ?-wrap (0|1)?
Open a new window not related to a file on disk. The -name option specifies the title of the window.
The -geom option specifies the position and size of the window: its value is a list of four numbers corresponding respectively to the x-coord and y-coord of the bottom left corner in screen coordinates and the width and height.
The -adjust option is used to automatically adjust the geometry of the window to the screen dimensions. The default value is given by the global preference Force Main Screen.
The -bar option specifies the token of a toolbar to insert at the top of the window (see the [toolbar] command).
The -wrap option is used to specify soft wrapping: by default, a document is opened without text wrapping.
The -encoding option specifies the encoding of the new window: this is the encoding which will be used when the window is saved. Its default value is given by the outputEncoding preference.
The -attributes option controls window and text properties. Its value is a sum of flags with the following meaning:

Description	Decimal value	Power of 2
No Toolbar	1	(1 << 0)
No Dirty State	2	(1 << 1)
No Vcs Popup	4	(1 << 2)
No Parse Popup	8	(1 << 3)
No Marks Popup	16	(1 << 4)
No Split Popup	32	(1 << 5)
No Info Popup	64	(1 << 6)
No Mode Popup	128	(1 << 7)
No Message Bar	256	(1 << 8)
No Vertical Scrollbar	512	(1 << 9)
No Horizontal Scrollbar	1024	(1 << 10)
No Close Button	2048	(1 << 11)
No Collapse Button	4096	(1 << 12)
No Zoom Button	8192	(1 << 13)
Not Resizable	16384	(1 << 14)
No Path Control	32768	(1 << 15)
No Line Numbers	65536	(1 << 16)
No Coloring	131072	(1 << 17)
Show Invisibles	262144	(1 << 18)
Link Detection	524288	(1 << 19)
Dash Substitution	1048576	(1 << 20)
Data Detection	2097152	(1 << 21)
Quote Substitution	4194304	(1 << 22)
Text Replacement	8388608	(1 << 23)
Spelling Correction	16777216	(1 << 24)
Continuous Spell Checking	33554432	(1 << 25)
Grammar Checking	67108864	(1 << 26)
Incremental Searching	134217728	(1 << 27)
Smart Insert Delete	268435456	(1 << 28)

By default, the attributes are set to 0.