Recent content by wrockleberry

After thinking about your original post, I pulled the ADO connection object out of the data module and created the constructor and the deconstructor in code, and the calls to the DLL are working correctly. I think now I will go back and try putting the code in the events you mentioned in your...

Thanks for the insight. I added the ActiveX module to the uses clause, however, I am unsure about the contructor and destructor. I created a datamodule and use the ado connection and ado dataset from the ADO tab in the IDE. I don't know where to find a contructor/destuctor. I tried viewing...

I am trying to create a DLL that can be called to update a SQL server. I am able to pass the correct parameters to the routine, but when I get to the first line refencing either the ADO connection, or the ADO dataset, even just to set the command text The program stops with the message: Project...

You might try using 'parameters' on the RAVE designer page for all of the data fields, then in a program loop fill the parameters from your database with the eight records for each view, execute the page and do it all over again. I found to do special things that manually programming the report...

I have found that any Date manipulation functions require "dateutils" but the IDE does not automatically add the dateutils unit to the USES clause. Whenever I use a new function, I check the help file to see what unit the function is contained in, then cross check to see that the unit is in the...

After working on a project for some time in the IDE with Delphi Enterprise 7.0, I close all files in the project, then exit Delphi IDE. Most of the time I get the following error message: The instruction at "0x034c9ebc" referenced memory at "0x034c9ebc". The memory could not be read. The...

If have a string grid on two forms. I open the second form modal to display detail lines from the source grid. I want to allow the user to select lines from the grid on the modal form, and move them to the grid on the original form. How do I handle the modal aspects of the second form to be...