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   ► KBDesktop Data...Paradox & Ob...ObjectPAL Co...OPAL: Commands   Print This     

Paradox KB: OPAL: Commands Topic



12 Articles Found in the OPAL: Commands Topic 

  KB Article    

CliffSuttle
1. Cliff's Corner: Improving the Code

Cliff's Corner by Cliff Suttle: Feb/Mar/Apr edition.

16 years ago, and updated 10 years ago

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Mike Prestwood
2. Correct Event To Trap a Key Press As long as a field has focus, key presses do not bubble because the key press is used up by the field. Therefore, the two best choices to trap for key presses are the form's prefilter or on the field itself.
12 years ago, and updated 11 years ago

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Mike Prestwood
3. Debugging ObjectPAL Code Tracinging built-in events, setting breakpoints, compiler options, debugging without the debugger, types of errors, the error event, errorShow, and the try structure.
11 years ago, and updated 11 years ago
(2 Comments , last by Anonymous )

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Mike Prestwood
4. Finding and Listing a Set of Files ObjectPAL example that demonstrates listing a set of files and allowing the user to launch any one of them by double clicking.
11 years ago, and updated 11 years ago
(1 Comments , last by peter_dissing )

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Mike Prestwood
5. Finding the Path of a File ObjectPAL example where user selects a file and you extract the path.
11 years ago, and updated 11 years ago
(1 Comments , last by Uwais.Q )

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Mike Prestwood
6. ObjectPAL setTitle()

This code sets the title of your Paradox application in the application's title bar.

12 years ago, and updated 9 years ago
(3 Comments , last by funny.j )

Code
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Mike Prestwood
7. Paradox and the Internet

Using Paradox internet features. Content from chapter 25 of my "Paradox Power Programming: The Official Guide" book.

12 years ago, and updated 11 years ago
(3 Comments , last by Weyland.m )

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Mike Prestwood
8. Set Your Working Directory With ObjectPAL Use setWorkingDir then trap for MenuChangingWork in menuAction.
11 years ago, and updated 11 years ago

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Mike Prestwood
9. Support - pictures.txt - ObjectPAL Picture Strings Picture strings from the book Paradox 9 Power Programming.
17 years ago, and updated 11 years ago

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Mike Prestwood
10. Testing the Speed of Your code To test the speed of your code, capture the time before and after your code executes and view the milliseconds between the two dates.
11 years ago, and updated 11 years ago

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Mike Prestwood
11. Use a Dialog form with app.Hide() If you wish to show ONLY your form and hide Paradox, use a dialog form and app.hide().
12 years ago, and updated 11 years ago

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Mike Prestwood
12. User ForceRefresh() to Update Calculated Fields If you ever have a calculated field on a form not update when you think it should, then use forceRefresh() to make the calculated field display the correct values.
12 years ago, and updated 11 years ago

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