Thursday, October 13, 2011

ArcGIS 10: Change Default Editor for ToolValidator

Unfortunately, ArcCatalog does not respect the Editor and Debugger Geoprocessing Options when you edit a ToolValidator.Make a registry change (Windows 7) to change the default editor (for me it was IDLE) for the ToolValidator class.

Add an edit key to the shell key for Python.File:
HKEY_CLASSES_ROOT\Python.File\shell\edit\command

Create a new string value, and in the value put the path for your editor, for example if you set Notepad++:
C:\Program Files (x86)\Notepad++\notepad++.exe "%1"

Geoprocessing Options are ignored when editing the ToolValidator class:


It is possible to change the default editor for the ToolValidator class:

A new registry entry is required:

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