user objects
Download
Skip this Video
Download Presentation
User Objects

Loading in 2 Seconds...

play fullscreen
1 / 12

User Objects - PowerPoint PPT Presentation


  • 148 Views
  • Uploaded on

User Objects. Visual User Objects Class User Objects (Non-visual User Objects). User Objects. Visual User Objects Standard Custom External VBX. User Objects. Standard Visual User Objects Includes all window controls.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' User Objects' - aquila-calhoun


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
user objects

User Objects

Visual User Objects

Class User Objects (Non-visual User Objects)

PowerBuilder Online Courses - by Prasad Bodepudi

user objects1
User Objects
  • Visual User Objects
    • Standard
    • Custom
    • External
    • VBX

PowerBuilder Online Courses

user objects2
User Objects
  • Standard Visual User Objects
    • Includes all window controls.
    • All events that are available at the standard window control are available in this user object.
    • Can be placed in another custom visual user object or on a window.

PowerBuilder Online Courses

user objects3
User Objects
  • Custom Visual User Objects
    • Any window control including standard/ custom/ external visual uo can be placed on this type of user object.
    • Can be placed in another custom visual user object or on a window.
    • Has only constructor, destructor, drag-n-drop events along with rMouseButton and other events.

PowerBuilder Online Courses

user objects4
User Objects
  • External Visual User Objects
    • Allows you to use third-party controls in PowerBuilder.
    • All events that are available for custom visual user objects are available are available.

PowerBuilder Online Courses

user objects5
User Objects
  • VBX Visual User Objects
    • Allows you to use VBX (Visual Basic) controls in PowerBuilder.
    • VBX controls are supported only till v4.0.
    • From v5.0, you can’t create a new VBX user object, however, you can migrate v4.0 applications that are using VBX user objects.

PowerBuilder Online Courses

user objects6

User Objects

Visual User Objects

Class User Objects (Non-visual User Objects)

PowerBuilder Online Courses - by Prasad Bodepudi

user objects7
User Objects
  • Class User Objects (Non-visual uo)
    • Standard
    • Custom
    • C++

PowerBuilder Online Courses

user objects8
User Objects
  • Standard Class User Objects
    • Allows you to create user objects that are inherited from standard classes such as Error, Transaction, etc...
    • Useful you to extend the functionality of standard classes.

PowerBuilder Online Courses

user objects9
User Objects
  • Custom Class User Objects
    • Allows you to create user objects and put business logic.
    • You can auto-instantiate these user objects.
    • Does not have any events other than constructor and destructor.

PowerBuilder Online Courses

user objects10
User Objects
  • C++ Class User Objects
    • Allows you to write the business logic in C++ and use those classes in PowerBuilder.
    • Good when the business logic includes a lot of arithmetical calculations and iterations.
    • The speed benefits are narrowed once PowerBuilder started creating machine code executables from v5.0.

PowerBuilder Online Courses

user objects11

User Objects

Visual User Objects

Class User Objects (Non-visual User Objects)

Questions/Comments? Drop an e-mail at [email protected]

The End

PowerBuilder Online Courses - by Prasad Bodepudi

ad