diff -r 51a74ef9ed63 -r ae94777fff8f Symbian3/SDK/Source/GUID-E455ABFF-3EFF-5396-A52A-A33CDB2EB41A.dita --- a/Symbian3/SDK/Source/GUID-E455ABFF-3EFF-5396-A52A-A33CDB2EB41A.dita Wed Mar 31 11:11:55 2010 +0100 +++ b/Symbian3/SDK/Source/GUID-E455ABFF-3EFF-5396-A52A-A33CDB2EB41A.dita Fri Jun 11 12:39:03 2010 +0100 @@ -1,43 +1,43 @@ - - - - - -Cleanup -utilitiesThe Cleanup utility functions support four types of clean up operation. -

The cleanup utility functions offer easy ways of constructing a TCleanUpItem and -pushing it onto the cleanup stack. They support four types of clean up operation:

- -

The functions have the supporting templated classes:

- -

The way in which these work is best illustrated graphically by taking CleanupClosePushL() as -an example. See the diagram below.

- -Effect of CleanupClosePushL and subsequent pop and destroy - - + + + + + +Cleanup +utilitiesThe Cleanup utility functions support four types of clean up operation. +

The cleanup utility functions offer easy ways of constructing a TCleanUpItem and +pushing it onto the cleanup stack. They support four types of clean up operation:

+
    +

  • where the object is +deleted: template <class T> void CleanupDeletePushL(T*)

    • +

  • where the object's Close() member +function is called: template <class T> void CleanupClosePushL(T&)

    • +

  • where the object's Release() member +function is called: template <class T> void CleanupReleasePushL(T&)

    • +

  • where an array of objects +is deleted: template <class T> void CleanupArrayDeletePushL(T*)

    • +
+

The functions have the supporting templated classes:

+
    +

  • CleanupDelete<class +T>

    • +

  • CleanupClose<class +T>

    • +

  • CleanupRelease<class +T>

    • +

  • CleanupArrayDelete<class +T>

    • +
+

The way in which these work is best illustrated graphically by taking CleanupClosePushL() as +an example. See the diagram below.

+ +Effect of CleanupClosePushL and subsequent pop and destroy + + \ No newline at end of file