Maya is catching you own exception, raised on the final line,
This line :
fileHandle.readline()[0] == "v"
Evaluates to false so the exception is raised here:
raise Exception( "Please import in a relevant Point Cloud Obj file\n")
Le jeudi 18 septembre 2014 11:55:29 UTC+2, likage a écrit :
>
> I am still having some trouble where my UI just closes when it is hitting
> upon a warning where the UI should still be present for users to go back
> and change some stuff.
>
> In the following are three functions:
>
> - chkBox : when enabled, it will also enables the textfield. So if the
> textfield is blank, it will prompt a warning else it will carry on.
> - readFileIn : the function for the Creation button in my UI, so
> supposedly if everything is working fine and dandy, it should creates the
> locator and group it else it will halt any if the obj parse is wrong.
> - ReadObjCloud : parses the information of the obj file. So if the
> first character is not V, it will prompts and Invalid warning. But this
> portion seems to be the one giving me the most problem, as while it is
> able
> to differentiate whether there are V characters in the first character,
> the
> ui closes on me instead of the user going back to the ui and reimport a
> working obj file...
>
> Even though it seems to be 'working', I have also got the following error
> in my editor:
>
> #
> # Error: Please import in a relevant Point Cloud Obj file
> # Traceback (most recent call last):
> # File "/user_data/test/chan.py", line 202, in readFileIn
> # ReadObjCloud(self.finalObjPath)
> # File "//user_data/test/chan.py", line 261, in __init__
> # raise Exception( "Please import in a relevant Point Cloud Obj
> file\n")
> # Exception: Please import in a relevant Point Cloud Obj file #
>
>
> This is my code, and I think it is happening somewhere in either of the
> three functions but I am unable to figure it out the hell of me.
>
> class CustomNodeTranslator(OpenMayaMPx.MPxFileTranslator):
> ...
> ...
>
> def chkBox(self):
> importCloudCheck = cmds.checkBox(self.cloudCheckbox, query=True,
> value=True)
> finalObjPath = cmds.textField(self.waveFileAddress, query=True,
> text=True)
> if(importCloudCheck == 1):
> if finalObjPath != "":
> ReadObjCloud(finalObjPath)
> return True
> else:
> return False
> else:
> print ("Importing in Camera only")
> return True
>
>
> def readFileIn(self, *args):
> if self.chkBox():
> chanRotationOrder = cmds.optionMenuGrp(self.
> rotationOrderControl, value=True, query=True)
>
> self.importTheChan = ChanFileImporter(chanRotationOrder)
>
> try:
> for line in self.fileHandle:
> self.processLine(line)
> self.fileHandle.close()
>
> self.closeWindow()
>
> except:
> sys.stderr.write( "Failed to read file information\n")
> raise
> else:
> cmds.warning("Input a valid Point Cloud Path or checked off
> the Import option ")
>
>
>
> class ReadObjCloud():
> def __init__(self, objPath):
> fileHandle = open(objPath,"r")
> filePath = os.path.basename(fileHandle.name)
> fileName = os.path.splitext(filePath)[0]
>
> print fileHandle.readline()[0]
>
> if fileHandle.readline()[0] == "v":
> for line in fileHandle:
> brokenString = string.split(line)
> cmds.spaceLocator(name = "camera1_locator", absolute=True,
> position=(\
> float(brokenString[1])*100\
> , float(brokenString[2])*100\
> , float(brokenString[3])*100))
> cmds.CenterPivot()
> cmds.scale(0.5, 0.5, 0.5)
>
> fileHandle.close()
>
> cmds.select("camera1_locator*")
> objGroup = cmds.group(n=("pointCloud_" + fileName))
> cmds.xform(os=True, piv=(0, 0, 0))
> cmds.scale(0.01, 0.01, 0.01)
> cmds.delete(constructionHistory=True)
>
> cmds.select(objGroup, "camera1, add=True)
> cmds.group(n="cameraTrack")
> cmds.scale(10, 10, 10)
>
> else:
> raise Exception( "Please import in a relevant Point Cloud Obj
> file\n")
>
>
>
>
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