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WLanguage procedure called by iCloudKeyValueWatch WLanguage procedure ("callback") called by iCloudKeyValueWatch when observing a key. This procedure gets the cause of the change. IF iCloudKeyValueWatch(Callback_Observer) = True THEN
Trace("Start observing")
END
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INTERNAL PROCEDURE Callback_Observer(nEvent, arrKeys)
sEventLabel, sKeyList is string
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SWITCH nEvent
CASE ickvServerChange: sEventLabel = "Server change"
CASE ickvInitialSynchronizationChange: sEventLabel = "Initial synchronization"
CASE ickvQuotaViolation: sEventLabel = "Quota violation"
CASE ickvAccountChange: sEventLabel = "Account change"
CASE ickvSynchronizationFailed: sEventLabel = "Synchronization failed"
OTHER CASE
sEventLabel = "Unknown"
END
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Trace("------------------>>> " + sEventLabel)
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FOR EACH sKey OF arrKeys
Trace(sKey)
sKeyList += [" / "] + sKey
END
gsObserverReport += [CR] + sEventLabel + TAB + sKeyList
END Syntax
iCloudKeyValueWatch_Callback(<Event> , <Keys>)
<Event>: Integer constant Cause de l'événement:
| | | ickvAccountChange | The user has used a different account. | | ickvInitialSynchronizationChange | Initial synchronization with the Apple iCloud server. | | ickvQuotaViolation | The quota has been exceeded (number of keys, storage space, etc.). | | ickvServerChange | The keys have been changed from the Apple iCloud server. | | ickvSynchronizationFailed | Error when attempting to sync between the device and the Apple iCloud server. |
<Keys>: Array Array of keys affected by the problem. This parameter has a value only if the event affects keys. Remarks - The key name must be less than 64 bytes in UTF-8 encoding.
- An application can use up to 1024 keys.
- The total space for key storage cannot exceed 1 MB.
- Keys and values are shared for the same application on devices using the same iCloud account.
- Synchronization between devices can take several minutes.
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