diff -r ebc84c812384 -r 46218c8b8afa Symbian3/PDK/Source/GUID-C705B0D5-055A-5DAA-9C6E-2FC3519FA50C.dita --- a/Symbian3/PDK/Source/GUID-C705B0D5-055A-5DAA-9C6E-2FC3519FA50C.dita Thu Mar 11 15:24:26 2010 +0000 +++ b/Symbian3/PDK/Source/GUID-C705B0D5-055A-5DAA-9C6E-2FC3519FA50C.dita Thu Mar 11 18:02:22 2010 +0000 @@ -1,28 +1,28 @@ - - - - - -Publish -and Subscribe OverviewThis topic explains the overview of publish and subscribe. -
Purpose

Allows global variables to be set and retrieved, -and allows subscribers to be notified that variables have changed. Note that -you may find such global variables referred to as properties.

-
Architectural relationships

Publish and Subscribe -is implemented on the Kernel side and is accessed from the user side through -the RProperty handle.

-
Description

Publish and Subscribe has three main -components: properties, publishers and subscribers.

Properties

A property is a single data value, that can be either a single 32-bit -value or a variable length set of bytes referred to as a byte array. A byte -array has a maximum size defined by RProperty::KMaxPropertySize.

Publishers

Publishers are threads that define and update a -property.

Subscribers

Subscribers -are threads that listen for changes to a property, and can get the current -value of a property. Typically, a thread gets the value of a property when -notified of changes.

+ + + + + +Publish +and Subscribe OverviewThis topic explains the overview of publish and subscribe. +
Purpose

Allows global variables to be set and retrieved, +and allows subscribers to be notified that variables have changed. Note that +you may find such global variables referred to as properties.

+
Architectural relationships

Publish and Subscribe +is implemented on the Kernel side and is accessed from the user side through +the RProperty handle.

+
Description

Publish and Subscribe has three main +components: properties, publishers and subscribers.

Properties

A property is a single data value, that can be either a single 32-bit +value or a variable length set of bytes referred to as a byte array. A byte +array has a maximum size defined by RProperty::KMaxPropertySize.

Publishers

Publishers are threads that define and update a +property.

Subscribers

Subscribers +are threads that listen for changes to a property, and can get the current +value of a property. Typically, a thread gets the value of a property when +notified of changes.

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