Functions and classes related to scripting, including MelGlobals and Mel
Functions
| callbacks | This command allows you to add callbacks at key times during UI creation so that the Maya UI can be extended. The list | ||
| conditionExists | Returns True if the named condition exists, False otherwise. | ||
| evalEcho | Derived from mel command maya.cmds.evalEcho | ||
| evalNoSelectNotify | Derived from mel command maya.cmds.evalNoSelectNotify | ||
| getLastError | Derived from mel command maya.cmds.getLastError | ||
| getMelGlobal | |||
| getMelType | return the name of the closest MEL type equivalent for the given python object. | ||
| getProcArguments | Derived from mel command maya.cmds.getProcArguments | ||
| isValidMelType |
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| python | Derived from mel command maya.cmds.python | ||
| pythonToMel | convert a python object to a string representing an equivalent value in mel | ||
| pythonToMelCmd | Given a mel command name, and a set of python args / kwargs, return | ||
| resourceManager | List resources matching certain properties. | ||
| scriptJob | This command creates a “script job”, which is a MEL command or script. This job is attached to the named condition, | ||
| setMelGlobal | |||
| stackTrace | Flags: | ||
| waitCursor | This command sets/resets a wait cursor for the entire Maya application. This works as a stack, such that for each |
Classes
| Catch | Reproduces the behavior of the mel command of the same name. |
| Env | A Singleton class to represent Maya current optionVars and settings |
| Mel | This class is a convenience for calling mel scripts from python, but if you are like me, you’ll quickly find that it is a necessity. |
| MelGlobals | A dictionary-like class for getting and setting global variables between mel and python. |
| OptionVarDict | A singleton dictionary-like class for accessing and modifying optionVars. |
| OptionVarList |
Exceptions
| MelArgumentError | The arguments passed to the MEL script are incorrect |
| MelConversionError | MEL cannot process a conversion or cast between data types |
| MelError | Generic MEL error |
| MelSyntaxError | The MEL script has a syntactical error |
| MelUnknownProcedureError | The called MEL procedure does not exist or has not been sourced |