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<< Click to Display Table of Contents >> Navigation: ThinBASIC Modules > UI (User Interface) > DIALOGS > Dialog Commands > DIALOG SEND |
Description
Send a message to a dialog.
Syntax
DIALOG SEND hwnd, Msg, wParam, lParam [ TO Result]
Returns
None
Parameters
Name |
Type |
Optional |
Meaning |
hwnd |
Number |
No |
Handle of the dialog you want to send a message to |
Msg |
Number |
No |
The message you want to send to the dialog |
wParam |
Number |
No |
First parameter. This value is Msg dependant |
lParam |
Number |
No |
Second parameter. This value is Msg dependant |
Result |
Variable |
Yes |
If specified, this variable will contain the return value from the message. |
Remarks
By default, thinBasic passes these parameters BYVAL.
If the target dialog is expected to return or alter the values passed in the wParam and lParam parameters, pass them using VARPTR or the return values will be discarded.
For example:
DIALOG SEND CBHNDL, %WM_USER + 999, VARPTR(Param1&), VARPTR(Param2&)
Restrictions
See also
Examples