diff -r 48780e181b38 -r 578be2adaf3e Symbian3/PDK/Source/GUID-2E33854B-5725-55DE-9B03-7A3100F5A5B5.dita --- a/Symbian3/PDK/Source/GUID-2E33854B-5725-55DE-9B03-7A3100F5A5B5.dita Tue Jul 20 12:00:49 2010 +0100 +++ b/Symbian3/PDK/Source/GUID-2E33854B-5725-55DE-9B03-7A3100F5A5B5.dita Fri Aug 13 16:47:46 2010 +0100 @@ -1,102 +1,102 @@ - - - - - -Requesting -Feature Notification How to request notification of changes to a feature using RFeatureControl. -

To request notification -of changes to a feature using RFeatureControl, take the -following steps.

To request notification of change to a single -feature:

- - - -

Step

 -

Action

 - - -

1

 -

Implement the interface MFeatureObserver and -its functions HandleNotifyChange() and HandleNotifyError(),

- - -

2

 -

create an instance of your implementation,

 - - -

3

 -

construct an instance of CFeatureNotifier with -an instance of your observer as argument of the constructor function,

 - - -

4

 -

call its NotifyRequest() function with the Uid -of the feature as argument, and

- - -

5

 -

destroy the CFeatureNotifier object.

- - - -

To request notification of change to a single feature:

- - - -

Step

 -

Action

 - - -

6

 -

Create an instance of RFeatureUidArray,

 - - -

7

 -

append to it the Uids of the features,

- - -

8

 -

create an instance of your implementation of MFeatureObserver,

 - - -

9

 -

construct an instance of CFeatureNotifier with -an instance of your observer as argument of the constructor function,

- - -

10

 -

call its NotifyRequest() function with a reference -to the RFeatureUidArray as argument, and

 - - -

11

 -

destroy the CFeatureNotifier object.

- - - -
 -

NotifyRequest() returns:

    -

  • KErrNone if -the notification request was successfully added,

    • -

  • KAlreadyExists if -the notification request already exists, and

    • -

  • otherwise returns an -error code.

    • -
 - -Handling -feature notification -Cancelling -feature notification -Feature Manager -Collection Overview -Feature Manager -Notification Tutorials + + + + + +Requesting +Feature Notification How to request notification of changes to a feature using RFeatureControl. +

To request notification +of changes to a feature using RFeatureControl, take the +following steps.

To request notification of change to a single +feature:

+ + + +

Step

 +

Action

 + + +

1

 +

Implement the interface MFeatureObserver and +its functions HandleNotifyChange() and HandleNotifyError(),

+ + +

2

 +

create an instance of your implementation,

 + + +

3

 +

construct an instance of CFeatureNotifier with +an instance of your observer as argument of the constructor function,

 + + +

4

 +

call its NotifyRequest() function with the Uid +of the feature as argument, and

+ + +

5

 +

destroy the CFeatureNotifier object.

+ + + +

To request notification of change to a single feature:

+ + + +

Step

 +

Action

 + + +

6

 +

Create an instance of RFeatureUidArray,

 + + +

7

 +

append to it the Uids of the features,

+ + +

8

 +

create an instance of your implementation of MFeatureObserver,

 + + +

9

 +

construct an instance of CFeatureNotifier with +an instance of your observer as argument of the constructor function,

+ + +

10

 +

call its NotifyRequest() function with a reference +to the RFeatureUidArray as argument, and

 + + +

11

 +

destroy the CFeatureNotifier object.

+ + + +
 +

NotifyRequest() returns:

    +

  • KErrNone if +the notification request was successfully added,

    • +

  • KAlreadyExists if +the notification request already exists, and

    • +

  • otherwise returns an +error code.

    • +
 + +Handling +feature notification +Cancelling +feature notification +Feature Manager +Collection Overview +Feature Manager +Notification Tutorials \ No newline at end of file