bdeSetBlockParametersPreCallback
Sets the script for pre callback for a block, which will happen before showing the parameters dialog box. Works with inline blocks. Super blocks are inlined blocks.
Syntax
bdeSetBlockParametersPostCallback(block, script)
Inputs
- block
 - The block to add a script for.
 - script
 - The script to run before showing a dialog box.
 
Examples
          diagram = bdeGetCurrentDiagram();
          block = bdeGetSelectedBlock(diagram);
          bdeSetBlockParametersPreCallback(block, 'functionToDoBeforeDialogBoxOpens();');