[Overview][Types][Classes][Index] |
Ensures that the storage mechanism for the container is available.
Source position: propertystorage.pas line 149
public procedure TCustomPropertyStorage.StorageNeeded( |
ReadOnly: Boolean |
); virtual; |
StorageNeeded is a method used to ensure that the underlying storage mechanism for the container has been allocated and configured. StorageNeeded has an empty implementation in TCustomPropertyStorage. It must be overridden in a descendent class to use the format and access mechanism needed.
The ReadOnly argument indicates whether write access is enabled for the storage. In general, the Save method requires write access and the Restore method does not.
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Frees resources allocated for the underlying storage mechanism. |
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Saves all linked property collections. |
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Restores all linked property collections. |