ALPHA-VISION® Window dependent Actions: Wnd_Dialog

Wnd_Dialog

SUMMARY

Wnd_Dialog - Load Dialog

SYNTAX

WndDialog(<DisplayId>,<VarCount>)

ARGUMENTS

DisplayId

Name of the dialog window.

VarCount

Optional - Number of arguments to be handed over.

DESCRIPTION

Loads a Dialog window and optionally hands over parameters.

Hints:
Example for handing over parameters:

Usr_String(String_1)
Usr_PushArgs()
Usr_String (String_2)
Usr_PushArgs()
Obj_Value(PV_0123)
Usr_PushArgs()
Wnd_Dialog(Dlg_1,3)

In the dialog window “Dlg_1”
- the value of “PV_0123” is available as “$Wnd1”
- the “String_2” is available as “$Wnd2”
- the “String_1” is available as “$Wnd3”

Restrictions:

• a maximum of 99 parameters can be handed over
• the all over definition for parameter hand-over an calling the dialog must not exceed 255 characters.

EXAMPLES

WndDialog(WINDIA,5)
The Dialog Window "WINDIA" is called and 5 parameters are handed over.

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Syntax Notation

[aaa]

aaa is optional (zero or one occurences)

(aaa|bbb)

aaa exclusive or bbb

(aaa)*

aaa may occur indefinitely often or may be omitted

(aaa)+

aaa may occur indefinitely often but at least once

(aaa)m..n

aaa may occur from m to n times