'
'Class description:
'
!short:UpDBrowse class structure:
Class UpDBrowse:
~~~~~~~~~~~~~~~~
Its the same as the class Browse, but can exist as only one active task.
The atempt to background switching causes finishing of the task.


Common use:
~~~~~~~~~~~
LOCAL OBJECT Db OF UpDBrowse                //object creation
NET USE Personal                            //database is opened
Db:Init()                                   //object is initialised
Db:AddBlock(,"Meno",,FieldBlock("Name"))    //ads field for editation
Db:AddBlock(,"Plat",,FieldBlock("Salary"))  //ads field for editation

Db:Process()                                //editation
Db:Done()                                   //task finishing

Source code is in C_UpDBro.prg

!seealso: c_dbrows.ngo:DBrowse c_abrows.ngo:ABrowse c_browse.ngo:Browse c_task.ngo:Task c_box.ngo:Box c_color.ngo:Color ob_class.ngo:"Class hierarchy"

!short:~~~~~~~~~~~~~~~~~~~~~~~~~~
!short:create class UpDBrowse from DBrowse
!short:  export:
!short:  method New=UpDBrowseNew  //o:New() --> self
^BUpDBrowse:New()^N: public: return self
  Object is filled with default values, predcessor variable modified:

  ^UUpDBrowse:UpFlag^N: override: public: logical
    Default value of herited instvar variable is redefined on new value true.

!short:  endclass