def _clear_current_scene_motionbuilder(self):
"""
Clears the current scene. Does a file -> new.
Motionbuilder implementation.
returns False on cancel, true on success.
"""
from pyfbsdk import FBApplication
status = True
fb_app = FBApplication()
res = QtGui.QMessageBox.question(
self, "Save your scene?",
"Your scene has unsaved changes. Save before proceeding?",
QtGui.QMessageBox.Yes | QtGui.QMessageBox.No
| QtGui.QMessageBox.Cancel)
if res == QtGui.QMessageBox.Cancel:
status = False
elif res == QtGui.QMessageBox.No:
# don't save!
fb_app.FileNew()
else:
# save before!
fb_app.FileSave()
fb_app.FileNew()
return status
def execute(self, operation, file_path, context, parent_action, **kwargs):
"""
Main hook entry point
:operation: String
Scene operation to perform
:file_path: String
File path to use if the operation
requires it (e.g. open)
:context: Context
The context the file operation is being
performed in.
:parent_action: This is the action that this scene operation is
being executed for. This can be one of:
- open_file
- new_file
- save_file_as
- version_up
:returns: Depends on operation:
'current_path' - Return the current scene
file path as a String
'reset' - True if scene was reset to an empty
state, otherwise False
all others - None
"""
fb_app = FBApplication()
if operation == "current_path":
# return the current scene path
return fb_app.FBXFileName
elif operation == "open":
# do new scene as Maya doesn't like opening
# the scene it currently has open!
fb_app.FileOpen(file_path)
elif operation == "save":
# save the current scene:
# Note - have to pass the current scene name to
# avoid showing the save-as dialog
fb_app.FileSave(fb_app.FBXFileName)
elif operation == "save_as":
fb_app.FileSave(file_path)
elif operation == "reset":
"""
Reset the scene to an empty state
"""
while True:
# Note, there doesn't appear to be any way to query if
# there are unsaved changes through the MotionBuilder
# Python API. Therefore we just assume there are and
# prompt the user anyway!
res = QtGui.QMessageBox.question(
None, "Save your scene?",
"Your scene has unsaved changes. Save before proceeding?",
QtGui.QMessageBox.Yes | QtGui.QMessageBox.No
| QtGui.QMessageBox.Cancel)
if res == QtGui.QMessageBox.Cancel:
# stop now!
return False
elif res == QtGui.QMessageBox.No:
break
else:
# save the file first
# Note - have to pass the current scene name to
# avoid showing the save-as dialog
if fb_app.FileSave(fb_app.FBXFileName):
break
# perform file-new
fb_app.FileNew()
return True