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PidTagImportance Canonical Property

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Contains a value that indicates the message sender's opinion of the importance of a message.

Associated properties:

PR_IMPORTANCE

Identifier:

0x0017

Data type:

PT_LONG

Area:

General messaging

Remarks

This property and the PR_PRIORITY (PidTagPriority) property should not be confused. Importance indicates a value to users, while priority indicates the order or speed at which the message should be sent by the messaging system software. Higher priority usually indicates a higher cost. Higher importance usually is associated with a different display by the user interface.

This property can have exactly one of the following values:

  • IMPORTANCE_LOW
    The message has low importance.

  • IMPORTANCE_HIGH
    The message has high importance.

  • IMPORTANCE_NORMAL
    The message has normal importance.

Protocol Specifications

  • [MS-OXPROPS]
    Provides references to related Exchange Server protocol specifications.

  • [MS-OXCMSG]
    Handles message and attachment objects.

Header Files

  • Mapidefs.h
    Provides data type definitions.

  • Mapitags.h
    Contains definitions of properties listed as alternate names.

See Also

Concepts

MAPI Properties

MAPI Canonical Properties

Mapping Canonical Property Names to MAPI Names

Mapping MAPI Names to Canonical Property Names