Perform Point Hit Test - TABCTRL SENDMSG() Function 32
For BBj-specific information, see Perform Point Hit Test - TABCTRL SENDMSG() Function 32 BBj.
Syntax
HT$=SENDMSG(sysgui,id,32,0,pt${,context{,ERR=lineref}})
Description
This function performs a hit test of a given point.
|
Parameter |
Description |
|
sysgui |
SYSGUI channel. |
|
id |
Tab control ID. |
|
32 |
Number of this SENDMSG() function. |
|
0 |
Always zero. |
|
pt$ |
Four-byte string representing the hit point in pixels, as described using the following template: x:i(2),y:i(2) |