StartVisibleRange (Property)

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StartVisibleRange (Property)

In french: DébutEtendueVisible

The property StartVisibleExtent property allows you to:

know the first visible date or time:
- in a Scheduler control.
- in a TimeLine control.
change the first visible time in a TimeLine control.

Note: The first visible date or time corresponds to the position of the scrollbar in the.

Example

// Champ TimeLine sur 2 minutes au total
TimelineChangeMode(TL_TimeLine, schModeSecond, 120)

// équivalent à :
TL_TimeLine.DébutEtendueTotale = 0  // commence à 0 sec
TL_TimeLine.FinEtendueTotale = 120 // fin à 120 sec 

// Rendre visible les 30 premières secondes 
TL_TimeLine.DébutEtendueVisible = 0 // commence à 0 sec
TL_TimeLine.FinEtendueVisible = 30 // taille à 30 sec

Syntax

Getting the first visible date or time Hide the details

<Result> = <Control used>.StartVisibleRange

<Result>: Integer or character string in Date/Time format

First visible value in the control. This value corresponds to:
to an integer for:
a TimeLine control,
a Scheduler control in second, millisecond or microsecond mode.
a date in YYYYMMDDHHSSCC format for a Scheduler control in day, week or month mode.

<Control used>: Control name

Name of the control to be used. This field can correspond to:
a Scheduler control.
a TimeLine control.

Changing the value of the first visible time Hide the details

<TimeLine control>.StartVisibleRange = <New value>

<TimeLine control>: Control name

Name of the TimeLine control to be used.

<New value>: Integer

First value to be displayed in the TimeLine control

Remarks

All the events represented in the control are between StartTotalRange and EndTotalRange. This corresponds to the total range of the scrollbar or range slider associated with the control.
All the events visible in the control are between StartVisibleRange and EndVisibleRange. This corresponds to the size of the scroll bar cursor or range slider associated with the control.