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Level (Magic xpa 4.x)

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Created BySalesforce Service User
Approval Process StatusPublished
Objective
Description

Level (Magic xpa 4.x)

Checks the execution level in a task.

Syntax:

Level(generation)

Parameters:

generation: A number that represents the task's hierarchic position in the runtime task tree. 0 represents the current task, 1 its immediate ancestor, and so on.

Returns:

Alpha string containing:

CP_<control name> meaning Control Prefix
CS_<control name> meaning Control Suffix
CV_<control name> meaning Control Verification

GP_<variable name>
meaning the depth of the Group Prefix
GS
_<variable name> meaning the depth of the Group Suffix
HD_<event name> meaning a .NET event
HE_<expression>
meaning a user-defined handler of a defined expression
HI_<internal event name>
meaning a user-defined handler of an internal event
HR_<error name>
meaning a user-defined handler of an error
HS_<key combination>
meaning a user-defined handler of a system event
HT_<timer setting>
meaning a user-defined handler of a defined timer
HU_<user event name>
meaning a user-defined handler of a user-defined event
MP meaning Main Program

RM
meaning Record Main (indicating the interactive level of the task)

RP
meaning Record Prefix

RS
meaning Record Suffix
SUBFORM
- when executing the Level function within a subform task to inquire the level of the parent task: Level(1)

TP
meaning Task Prefix
TS
meaning Task Suffix
VC_<variable name> meaning Variable Change

FRAME - when executing the Level function within a program or task running in a frame to inquire the level of the parent task: Level(1)

Example:

Level(x) where x is 0, 1, and so on.

Level(1)'RP' is True if the current level in the parent task is Record Prefix.

IF(Level(1)=','Parent not found',') outputs the 'Parent not found' message if the current task has no parent.

Note:

ENDTASK: Level (1) <> 'RM' is used in synchronized one-to-many tasks.

See also:

TDepth

The Online and Rich Client Samples projects (program TF03 and RTF03)

Reference
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