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# Copyright (c) 2016 Ultimaker B.V.
# Cura is released under the terms of the AGPLv3 or higher.
from PyQt5.QtCore import QObject, pyqtSlot, pyqtProperty, pyqtSignal, QUrl
from PyQt5.QtQml import QQmlComponent, QQmlContext
from UM.PluginObject import PluginObject
from UM.PluginRegistry import PluginRegistry
from UM.Application import Application
import os
class MachineAction(QObject, PluginObject):
def __init__(self, key, label = ""):
super().__init__()
self._key = key
self._label = label
self._qml_url = ""
self._component = None
self._context = None
self._view = None
self._finished = False
labelChanged = pyqtSignal()
onFinished = pyqtSignal()
def getKey(self):
return self._key
@pyqtProperty(str, notify = labelChanged)
def label(self):
return self._label
def setLabel(self, label):
if self._label != label:
self._label = label
self.labelChanged.emit()
## Reset the action to it's default state.
# This should not be re-implemented by child classes, instead re-implement _reset.
# /sa _reset
@pyqtSlot()
def reset(self):
self._component = None
self._finished = False
self._reset()
## Protected implementation of reset.
# /sa reset()
def _reset(self):
pass
@pyqtSlot()
def setFinished(self):
self._finished = True
self._reset()
self.onFinished.emit()
@pyqtProperty(bool, notify = onFinished)
def finished(self):
return self._finished
def _createViewFromQML(self):
path = QUrl.fromLocalFile(
os.path.join(PluginRegistry.getInstance().getPluginPath(self.getPluginId()), self._qml_url))
self._component = QQmlComponent(Application.getInstance()._engine, path)
self._context = QQmlContext(Application.getInstance()._engine.rootContext())
self._context.setContextProperty("manager", self)
self._view = self._component.create(self._context)
@pyqtProperty(QObject, constant = True)
def displayItem(self):
if not self._component:
self._createViewFromQML()
return self._view
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