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| ISession::WaitForUpdate |
Wait for screen changes.
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| color | blue |
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| Function WaitForUpdate([duration As Long = 5000]) As Long |
Parameters
| No | Name | Type | Optional | Default | Description |
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1 | duration | Long | Yes | 5000 | Time in milliseconds to wait for the screen to change before returning |
Return Code | Description | ||||
JGS_OK | Specified wait time has expired without any change in the screen or OIA | ||||
JGS_SYSERROR | The function failed due to a system error | ||||
JGS_PSCHANGED | The OIA or screen have been updated | ||||
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The function waits for the specified time for the screen to change. If a change occurs the function returns immediately. The change can occur in the screen itself, or in the OIA (operator information area). This means that the function returns even if the cursor position has changed.
Sample Code
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| Dim timeout as Long Dim result as Long timeout = 60000 result = sess.WaitForUpdate(timeout) If result = JGS_OK then ' not updated ... Else If result = JGS_PSCHANGED ... ' session updated, do something Else ... ' error End If |
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