Modify a class of user defined properties

On starting the Modify UDC command, the Select class(es) to be modified dialog box with the list of defined classes is displayed.

1 Double click the class you want to modify. The Property Class dialog box appears.
 
2 Type the name of the class in the Name: box, using the following conventions:
  • maximum length 128 characters.
  • first character NOT numerical.
  • the rest of the characters may be letters, numbers or the - (minus), _ (underscore) and $ (dollar) characters.
3 Select the new class type in the Type: drop-down list box:
  • Character: character string class.
  • Integer: integer class.
  • Real: real number class.
4 Add a new class description in the Description: box, if required.
 
5 Modify the assignability of the property by selecting/deselecting the check boxes in the Assignable to: row:
  • Model : When this check box is selected, the property can be assigned to the overall model.
  • Solid : When this check box is selected, the property can be assigned to solids.
  • Entity : When this check box is selected, the property can be assigned to any entity.
6 Modify the class protection by selecting/deselecting the corresponding check boxes in the Class protection: row:
  • Read: When this check box is selected, read-protection is applied.
  • Write: When this check box is selected, write-protection is applied.
  • Delete: When this check box is selected, delete-protection is applied.
7 Modify the property protection by selecting/deselecting the corresponding check boxes in the Property protection: row:
  • Read: When this check box is selected, read-protection is applied.
  • Write: When this check box is selected, write-protection is applied.
  • Delete: When this check box is selected, delete-protection is applied.

If the class is character string (Character):

8 Type the maximum number of characters for the class property strings in the Max: box.
 
9 Select the format of the characters in the Case: drop-down list box:
  • Ignore: uppercase and lowercase permitted.
  • Uppercase: all the characters are converted to uppercase.
  • Uppercase: all the characters are converted to lowercase.
10 To eliminate the spaces at the start and the end of the class property strings, select the Delete blanks check box.
 
11 To limit the type of characters permitted in the class property strings, select the corresponding option in the Allowed: list box:
  • All: all characters.
  • Alpha: letters only.
  • Alpha/Num: letters and numbers.
  • Num: numbers only.
12 To apply the changes to the class, click on Insert. A message indicates that the change has been applied to the selected class.
Click OK to proceed.
To close, click on Close in the Property Class dialog box and then on Close in the Select class(es) to be modified dialog box.
 
13 The Select class(es) to be modified dialog box remains on screen so that another class can be created. To close it, click on Close.
 

If the class is integer (Integer) or real ( Real):

14 Type the new number of class property elements in the Max: box: 0=1=scalar, n>1 to define vectors of n elements.
 
15 Type the new minimum and maximum permitted values in the Min value: and Max value: boxes.
 
16 To apply the class creation, click on Insert. A message indicates that the change has been applied to the selected class.
Click OK to proceed.
To close, click on Close in the Property Class dialog box and then on Close in the Select class(es) to be modified dialog box.
 
17 The Select class(es) to be modified dialog box. dialog box remains on screen so that another class can be created. To close it, click on Close.