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Code Issues Projects Releases Packages Wiki Activity Actions 4

CURA-5090 speedups by using qtimers on updating mostly visual elements

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This commit is contained in:
Jack Ha 2018-03-14 16:09:59 +01:00
parent f50e78d9bb
commit e3dd7a449d
6 changed files with 62 additions and 12 deletions
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17
cura/ObjectsModel.py
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@ -1,3 +1,8 @@
# Copyright (c) 2018 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from PyQt5.QtCore import QTimer
from UM.Application import Application
from UM.Qt.ListModel import ListModel
from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
@ -14,8 +19,13 @@ class ObjectsModel(ListModel):
def __init__(self):
super().__init__()
Application.getInstance().getController().getScene().sceneChanged.connect(self._update)
Preferences.getInstance().preferenceChanged.connect(self._update)
Application.getInstance().getController().getScene().sceneChanged.connect(self._updateDelayed)
Preferences.getInstance().preferenceChanged.connect(self._updateDelayed)
self._update_timer = QTimer()
self._update_timer.setInterval(100)
self._update_timer.setSingleShot(True)
self._update_timer.timeout.connect(self._update)
self._build_plate_number = -1
@ -23,6 +33,9 @@ class ObjectsModel(ListModel):
self._build_plate_number = nr
self._update()
def _updateDelayed(self, *args):
self._update_timer.start()
def _update(self, *args):
nodes = []
filter_current_build_plate = Preferences.getInstance().getValue("view/filter_current_build_plate")