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Add iteration over extruder manager

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This iteration iterates over the extruders.

Contributes to issues CURA-1278 and CURA-351.
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Ghostkeeper 2016-06-02 13:11:02 +02:00
parent 8369316236
commit 8a8de95969
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1 changed files with 7 additions and 0 deletions
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cura/ExtruderManager.py
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@ -24,6 +24,7 @@ class ExtruderManager:
def __init__(self): def __init__(self):
self._extruders = [] #Extruders for the current machine. self._extruders = [] #Extruders for the current machine.
self._global_container_stack = None self._global_container_stack = None
self._next_item = 0 #For when you use this class as iterator.
UM.Application.getInstance().globalContainerStackChanged.connect(self._reconnectExtruderReload) #When the current machine changes, we need to reload all extruders belonging to the new machine. UM.Application.getInstance().globalContainerStackChanged.connect(self._reconnectExtruderReload) #When the current machine changes, we need to reload all extruders belonging to the new machine.
@ -37,6 +38,12 @@ class ExtruderManager:
cls.__instance = ExtruderManager() cls.__instance = ExtruderManager()
return cls.__instance return cls.__instance
## Creates an iterator over the extruders in this manager.
#
# \return An iterator over the extruders in this manager.
def __iter__(self):
return iter(self._extruders)
## When the global container stack changes, this reconnects to the new ## When the global container stack changes, this reconnects to the new
# signal for containers changing. # signal for containers changing.
def _reconnectExtruderReload(self): def _reconnectExtruderReload(self):