Cura/cura/Machines/Models/GlobalStacksModel.py
2020-05-20 15:08:05 +02:00

87 lines
3.7 KiB
Python

# Copyright (c) 2018 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from PyQt5.QtCore import Qt, QTimer
from UM.Qt.ListModel import ListModel
from UM.i18n import i18nCatalog
from UM.Util import parseBool
from cura.PrinterOutput.PrinterOutputDevice import ConnectionType
from cura.Settings.CuraContainerRegistry import CuraContainerRegistry
from cura.Settings.GlobalStack import GlobalStack
class GlobalStacksModel(ListModel):
NameRole = Qt.UserRole + 1
IdRole = Qt.UserRole + 2
HasRemoteConnectionRole = Qt.UserRole + 3
ConnectionTypeRole = Qt.UserRole + 4
MetaDataRole = Qt.UserRole + 5
DiscoverySourceRole = Qt.UserRole + 6 # For separating local and remote printers in the machine management page
RemovalWarningRole = Qt.UserRole + 7
def __init__(self, parent=None) -> None:
super().__init__(parent)
self._catalog = i18nCatalog("cura")
self.addRoleName(self.NameRole, "name")
self.addRoleName(self.IdRole, "id")
self.addRoleName(self.HasRemoteConnectionRole, "hasRemoteConnection")
self.addRoleName(self.MetaDataRole, "metadata")
self.addRoleName(self.DiscoverySourceRole, "discoverySource")
self._change_timer = QTimer()
self._change_timer.setInterval(200)
self._change_timer.setSingleShot(True)
self._change_timer.timeout.connect(self._update)
# Listen to changes
CuraContainerRegistry.getInstance().containerAdded.connect(self._onContainerChanged)
CuraContainerRegistry.getInstance().containerMetaDataChanged.connect(self._onContainerChanged)
CuraContainerRegistry.getInstance().containerRemoved.connect(self._onContainerChanged)
self._updateDelayed()
## Handler for container added/removed events from registry
def _onContainerChanged(self, container) -> None:
# We only need to update when the added / removed container GlobalStack
if isinstance(container, GlobalStack):
self._updateDelayed()
def _updateDelayed(self) -> None:
self._change_timer.start()
def _update(self) -> None:
items = []
container_stacks = CuraContainerRegistry.getInstance().findContainerStacks(type="machine")
for container_stack in container_stacks:
has_remote_connection = False
for connection_type in container_stack.configuredConnectionTypes:
has_remote_connection |= connection_type in [ConnectionType.NetworkConnection.value,
ConnectionType.CloudConnection.value]
if parseBool(container_stack.getMetaDataEntry("hidden", False)):
continue
device_name = container_stack.getMetaDataEntry("group_name", container_stack.getName())
section_name = "Connected printers" if has_remote_connection else "Preset printers"
section_name = self._catalog.i18nc("@info:title", section_name)
default_removal_warning = self._catalog.i18nc(
"@label ({} is object name)",
"Are you sure you wish to remove {}? This cannot be undone!", device_name
)
removal_warning = container_stack.getMetaDataEntry("removal_warning", default_removal_warning)
items.append({"name": device_name,
"id": container_stack.getId(),
"hasRemoteConnection": has_remote_connection,
"metadata": container_stack.getMetaData().copy(),
"discoverySource": section_name,
"removalWarning": removal_warning})
items.sort(key=lambda i: (not i["hasRemoteConnection"], i["name"]))
self.setItems(items)