PropertyStorage unit

propertystorage.pas contains classes and types used to define a storage container for property values: TCustomPropertyStorage. This is a base class and contains abstract virtual methods which must be implemented in a descendent class. For example: TControlPropertyStorage, TFormPropertyStorage, TIniPropStorage, TJSONPropStorage, and TXMLPropStorage.

propertystorage.pas is part of the Lazarus Component Library (LCL).

Classes and records

TCustomPropertyStorage	class	Defines a container used to Save and Restore property values.
TPropertyStorageLink	class	Links a storage object to a property collection.
TStoredValue	class	A key/value pair representing a property value, with added Save/Restore features.
TStoredValues	class	Implements a collection for TStoredValue collection items.

Types

TPlacementOperation	enumeration	Represents operations performed for a property storage container.
TPropertyStorageSaveExceptionEvent	procedure type
TStoredType	type	Alias to the type used to store a property value.
TStoredValueEvent	procedure type	Type of an TStoredValue.OnSave and OnRestore notification handler.

Uses

• Classes
• SysUtils
• RTLConsts
• RTTIUtils