| Term | Topic | Meaning | See Also |
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Makesis Guide |
A UID is a globally unique 32-bit number used in a compound identifier to uniquely identify an object (see UIDs and Requesting UIDs from Symbian). When users refer to “UID” they often mean UID3, the identifier for a particular program. |
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Makesis Guide |
The first UID in a compound identifier; identifies the general type of an EPOC object and can be thought of as a system level identifier; for example executables, DLLs, and file stores are all distinguished by UID1 |
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Makesis Guide |
The second UID in a compound identifier; distinguishes within a type(i.e. within a UID1); can be thought of as an interface identifier, for example static interface (shared library) and polymorphic interface (application or plug-in framework) DLLs are distinguished by UID2 |
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Makesis Guide |
The third UID in a compound identifier; identifies a particular subtype and can be thought of as a project identifier (for example UID3 might be shared by all objects belonging to a given program, including library DLLs if any, framework DLLs, and all documents) |