DECwindows Motif for OpenVMS Guide to Non-C Bindings

SERVER VENDOR

OpenVMS Format

X$SERVER_VENDOR
(display, vendor_name_return, [len_return])

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
vendor_name_return	char_string	character string	write	descriptor
len_return	word	uns word	write	reference

Arguments

vendor_name_return
The name of the string that identifies the owner of the X server implementation. The vendor_name_return argument is the address of a character string descriptor that points to the string.
len_return
The length of the returned string. This argument is optional.

SET ACCESS CONTROL

OpenVMS Format

X$SET_ACCESS_CONTROL
(display, access_mode)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
access_mode	longword	longword	read	reference

Arguments

access_mode
Specifies whether you want to change the access control mode. The predefined values for access_mode are as follows:
X$C_ENABLE_ACCESS
X$C_DISABLE_ACCESS

SET AFTER FUNCTION

OpenVMS Format

X$SET_AFTER_FUNCTION
(display, func_addr, [prev_func_addr_return])

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
func_addr	procedure	proc entry mask	read	reference
prev_func_addr_return	procedure	proc entry mask	write	reference

Arguments

prev_func_addr_return
The previous synchronization routine is returned.

SET ARC MODE

OpenVMS Format

X$SET_ARC_MODE
(display, gc_id, arc_mode)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
arc_mode	longword	longword	read	reference

Arguments

arc_mode
Specifies how an arc will be filled in a subsequent graphics request. The predefined values for arc_mode are as follows:

Value Description

X$C_ARC_CHORD Only the chord area of the arc is filled.

X$C_ARC_PIE_SLICE The triangular area defined by the arc center and the arc endpoints is filled.

Other values specified in this argument are not valid.

Value	Description
X$C_ARC_CHORD	Only the chord area of the arc is filled.
X$C_ARC_PIE_SLICE	The triangular area defined by the arc center and the arc endpoints is filled.

SET BACKGROUND

OpenVMS

X$SET_BACKGROUND
(display, gc_id, background)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
background	uns longword	uns longword	read	reference

SET CLASS HINT

OpenVMS Format

X$SET_CLASS_HINT
(display, window_id, class_hints_return)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
window_id	identifier	uns longword	read	reference
class_hints_return	record	x$class_hint	write	reference

SET CLIP MASK

OpenVMS Format

X$SET_CLIP_MASK
(display, gc_id, pixmap_id)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
pixmap_id	identifier	uns longword	read	reference

SET CLIP ORIGIN

OpenVMS Format

X$SET_CLIP_ORIGIN
(display, gc_id, clip_x_coord, clip_y_coord)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
clip_x_coord	longword	longword	read	reference
clip_y_coord	longword	longword	read	reference

SET CLIP RECTANGLES

OpenVMS Format

X$SET_CLIP_RECTANGLES
(display, gc_id, clip_x_coord, clip_y_coord, rectangles, num_rectangles, ordering)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
clip_x_coord	longword	longword	read	reference
clip_y_coord	longword	longword	read	reference
rectangles	record	x$rectangle	read	reference
num_rectangles	longword	longword	read	reference
ordering	longword	longword	read	reference

Arguments

ordering
Specifies the ordering relationship of the clip rectangles.
The predefined values for ordering are as follows:
X$C_UN_SORTED
X$C_Y_SORTED
X$C_Y_X_SORTED
X$C_Y_X_BANDED

Other values specified in this argument are not valid.

SET CLOSE DOWN MODE

OpenVMS Format

X$SET_CLOSE_DOWN_MODE
(display, close_mode)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
close_mode	longword	longword	read	reference

Arguments

close_mode
The close-down mode for the client's resources. The predefined values for close_mode are as follows:

Value Description

X$C_DESTROY_ALL All client resources are freed.

X$C_RETAIN_PERMANENT All client resources are marked as permanent.

X$C_RETAIN_TEMPORARY All client resources are marked as temporary.

Value	Description
X$C_DESTROY_ALL	All client resources are freed.
X$C_RETAIN_PERMANENT	All client resources are marked as permanent.
X$C_RETAIN_TEMPORARY	All client resources are marked as temporary.

SET COMMAND

OpenVMS Format

X$SET_COMMAND
(display, window_id, command, num_args)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
window_id	identifier	uns longword	read	reference
command	char_string	character string	read	descriptor
num_args	longword	longword	read	reference

SET DASHES

OpenVMS Format

X$SET_DASHES
(display, gc_id, dash_offset, dash_list, dash_list_len)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
dash_offset	longword	longword	read	reference
dash_list	byte	byte	read	reference
dash_list_len	longword	longword	read	reference

SET ERROR HANDLER

OpenVMS Format

prev_handler_return = X$SET_ERROR_HANDLER
(handler)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
prev_handler_return	procedure	proc entry mask	write	reference
handler	procedure	proc entry mask	read	reference

Arguments

handler
A user-written routine that handles nonfatal errors. The handler argument is the address of the entry mask for the routine. The routine returns an integer value. SET ERROR HANDLER passes the following arguments to the routine:

Argument Decscription

display Pointer to the display structure associated with the display.

error_event Pointer to the error event. The error must be of type X$ERROR_EVENT.

Argument	Decscription
display	Pointer to the display structure associated with the display.
error_event	Pointer to the error event. The error must be of type X$ERROR_EVENT.

SET FILL RULE

OpenVMS Format

X$SET_FILL_RULE
(display, gc_id, fill_rule)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
fill_rule	longword	longword	read	reference

Arguments

fill_rule
The fill rule that you want to set for the specified graphics context. The fill rule specifies which pixels are considered to be inside of a polygon for a FILL POLYGON routine. Those inside the polygon are then displayed, creating the fill. There are two predefined values:
X$C_EVEN_ODD_RULE
X$C_WINDING_RULE

SET FILL STYLE

OpenVMS Format

X$SET_FILL_STYLE
(display, gc_id, fill_style)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
fill_style	longword	longword	read	reference

Arguments

fill_style
The fill style for the space within the bounding box of a line, the even dash of an On Off Dash or Double Dash line, for an odd dash of a Double Dash line, for text lines, and for all fill requests. The predefined values for fill_style are as follows:
X$C_FILL_SOLID
X$C_FILL_TILED
X$C_FILL_OPAQUE_STIPPLED
X$C_FILL_STIPPLED

Other values specified in this argument are not valid.

SET FONT

OpenVMS Format

X$SET_FONT
(display, gc_id, font_id)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
font_id	identifier	uns longword	read	reference

SET FONT PATH

OpenVMS Format

X$SET_FONT_PATH
(display, directory_names)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
directory_names	char_string	character string	read	descriptor

SET FOREGROUND

OpenVMS Format

X$SET_FOREGROUND
(display, gc_id, foreground)

Argument Information

Argument	Usage	Data Type	Access	Mechanism
display	identifier	uns longword	read	reference
gc_id	identifier	uns longword	read	reference
foreground	uns longword	uns longword	read	reference

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