Python JobQueue.JobQueue类代码示例

    def __init__(self):
        Resources.addSearchPath(os.path.join(QtApplication.getInstallPrefix(), "share", "cura", "resources"))
        if not hasattr(sys, "frozen"):
            Resources.addSearchPath(os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "resources"))

        self._open_file_queue = []  # Files to open when plug-ins are loaded.

        super().__init__(name = "cura", version = CuraVersion)

        self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png")))

        self.setRequiredPlugins([
            "CuraEngineBackend",
            "MeshView",
            "LayerView",
            "STLReader",
            "SelectionTool",
            "CameraTool",
            "GCodeWriter",
            "LocalFileOutputDevice"
        ])
        self._physics = None
        self._volume = None
        self._platform = None
        self._output_devices = {}
        self._print_information = None
        self._i18n_catalog = None
        self._previous_active_tool = None
        self._platform_activity = False
        self._scene_boundingbox = AxisAlignedBox()
        self._job_name = None
        self._center_after_select = False
        self._camera_animation = None
        self._cura_actions = None

        self.getMachineManager().activeMachineInstanceChanged.connect(self._onActiveMachineChanged)
        self.getMachineManager().addMachineRequested.connect(self._onAddMachineRequested)
        self.getController().getScene().sceneChanged.connect(self.updatePlatformActivity)
        self.getController().toolOperationStopped.connect(self._onToolOperationStopped)

        Resources.addType(self.ResourceTypes.QmlFiles, "qml")
        Resources.addType(self.ResourceTypes.Firmware, "firmware")

        Preferences.getInstance().addPreference("cura/active_machine", "")
        Preferences.getInstance().addPreference("cura/active_mode", "simple")
        Preferences.getInstance().addPreference("cura/recent_files", "")
        Preferences.getInstance().addPreference("cura/categories_expanded", "")
        Preferences.getInstance().addPreference("view/center_on_select", True)
        Preferences.getInstance().addPreference("mesh/scale_to_fit", True)
        Preferences.getInstance().setDefault("local_file/last_used_type", "text/x-gcode")

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

        self._recent_files = []
        files = Preferences.getInstance().getValue("cura/recent_files").split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

    def __init__(self):
        Resources.addSearchPath(os.path.join(QtApplication.getInstallPrefix(), "share", "nk"))
        if not hasattr(sys, "frozen"):
            Resources.addSearchPath(os.path.join(os.path.abspath(os.path.dirname(__file__)), ".."))

        super().__init__(name="nk", version=NinjaVersion)

        self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "nk-icon.png")))

        self.setRequiredPlugins([
            "NinjaKittenBackend",
            "MeshView",
            "STLReader",
            "SelectionTool",
            "CameraTool",
            "TrotecWriter",
            "LocalFileOutputDevice"
        ])
        self._volume = None
        self._platform = None
        self._output_devices = {}
        self._i18n_catalog = None
        self._previous_active_tool = None
        self._platform_activity = False
        self._job_name = None

        self.getController().getScene().sceneChanged.connect(self.updatePlatformActivity)

        Resources.addType(self.ResourceTypes.QmlFiles, "qml")

        Preferences.getInstance().addPreference("nk/active_machine", "")
        Preferences.getInstance().addPreference("nk/active_mode", "simple")
        Preferences.getInstance().addPreference("nk/recent_files", "")
        Preferences.getInstance().addPreference("nk/categories_expanded", "")
        Preferences.getInstance().addPreference("view/center_on_select", True)
        Preferences.getInstance().addPreference("mesh/scale_to_fit", True)

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

        self._recent_files = []
        files = Preferences.getInstance().getValue("nk/recent_files").split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

        self._addAllMachines()

    def __init__(self):
        Resources.addResourcePath(os.path.join(QtApplication.getInstallPrefix(), "share", "cura"))
        if not hasattr(sys, "frozen"):
            Resources.addResourcePath(os.path.join(os.path.abspath(os.path.dirname(__file__)), ".."))

        super().__init__(name = "cura", version = "master")

        self.setWindowIcon(QIcon(Resources.getPath(Resources.ImagesLocation, "cura-icon.png")))

        self.setRequiredPlugins([
            "CuraEngineBackend",
            "MeshView",
            "LayerView",
            "STLReader",
            "SelectionTool",
            "CameraTool",
            "GCodeWriter",
            "LocalFileOutputDevice"
        ])
        self._physics = None
        self._volume = None
        self._platform = None
        self._output_devices = {}
        self._print_information = None
        self._i18n_catalog = None
        self._previous_active_tool = None
        self._platform_activity = False

        self.activeMachineChanged.connect(self._onActiveMachineChanged)
        self.getController().getScene().sceneChanged.connect(self.updatePlatformActivity)

        Preferences.getInstance().addPreference("cura/active_machine", "")
        Preferences.getInstance().addPreference("cura/active_mode", "simple")
        Preferences.getInstance().addPreference("cura/recent_files", "")
        Preferences.getInstance().addPreference("cura/categories_expanded", "")
        Preferences.getInstance().addPreference("view/center_on_select", True)
        Preferences.getInstance().addPreference("mesh/scale_to_fit", True)

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

        self._recent_files = []
        files = Preferences.getInstance().getValue("cura/recent_files").split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

    def test_create(self):
        JobQueue._instance = None
        jq = JobQueue()

        assert len(jq._threads) > 0
        assert jq == JobQueue.getInstance()

        JobQueue._instance = None

        jq = JobQueue(4)
        assert len(jq._threads) == 4

    def __init__(self, parent = None):
        super().__init__(parent)

        jobQueue = JobQueue.getInstance()
        jobQueue.jobStarted.connect(self._onJobStarted)
        jobQueue.jobFinished.connect(self._onJobFinished)

        self._watched_job_indices = {}
        self.addRoleName(self.IdRole, "id")
        self.addRoleName(self.DescriptionRole, "description")
        self.addRoleName(self.ProgressRole, "progress")

    def test_create(self):
        JobQueue._instance = None
        jq = JobQueue()

        self.assertGreater(len(jq._threads), 0)
        self.assertEqual(jq, JobQueue.getInstance())

        JobQueue._instance = None

        jq = JobQueue(4)
        self.assertEqual(len(jq._threads), 4)

    def test_add(self):
        jq = JobQueue.getInstance()

        job = TestJob()
        job.start()

        self.assertIn(job, jq._jobs)

        time.sleep(0.1)

        self.assertEqual(job.isFinished(), True)
        self.assertEqual(job.getResult(), "TestJob")

        job1 = TestJob()
        job2 = TestJob()

        job1.start()
        job2.start()

        time.sleep(0.1)

        self.assertEqual(job1.isFinished(), True)
        self.assertEqual(job1.getResult(), "TestJob")
        self.assertEqual(job2.isFinished(), True)
        self.assertEqual(job2.getResult(), "TestJob")

        job = LongTestJob()
        job.start()

        time.sleep(1)

        self.assertEqual(job.isFinished(), False)
        self.assertEqual(job.getResult(), None)

        time.sleep(1)

        self.assertEqual(job.isFinished(), True)
        self.assertEqual(job.getResult(), "LongTestJob")

        jobs = []
        for i in range(10):
            job = TestJob()
            job.start()
            jobs.append(job)

        time.sleep(0.5)
        for job in jobs:
            self.assertEqual(job.isFinished(), True)
            self.assertEqual(job.getResult(), "TestJob")

 def cancel(self):
     JobQueue.getInstance().remove(self)

 def start(self):
     JobQueue.getInstance().add(self)

#.........这里部分代码省略.........
        empty_variant_container._id = "empty_variant"
        empty_variant_container.addMetaDataEntry("type", "variant")
        ContainerRegistry.getInstance().addContainer(empty_variant_container)
        empty_material_container = copy.deepcopy(empty_container)
        empty_material_container._id = "empty_material"
        empty_material_container.addMetaDataEntry("type", "material")
        ContainerRegistry.getInstance().addContainer(empty_material_container)
        empty_quality_container = copy.deepcopy(empty_container)
        empty_quality_container._id = "empty_quality"
        empty_quality_container.setName("Not supported")
        empty_quality_container.addMetaDataEntry("quality_type", "normal")
        empty_quality_container.addMetaDataEntry("type", "quality")
        ContainerRegistry.getInstance().addContainer(empty_quality_container)
        empty_quality_changes_container = copy.deepcopy(empty_container)
        empty_quality_changes_container._id = "empty_quality_changes"
        empty_quality_changes_container.addMetaDataEntry("type", "quality_changes")
        ContainerRegistry.getInstance().addContainer(empty_quality_changes_container)

        # Set the filename to create if cura is writing in the config dir.
        self._config_lock_filename = os.path.join(Resources.getConfigStoragePath(), CONFIG_LOCK_FILENAME)
        self.waitConfigLockFile()
        ContainerRegistry.getInstance().load()

        Preferences.getInstance().addPreference("cura/active_mode", "simple")
        Preferences.getInstance().addPreference("cura/recent_files", "")
        Preferences.getInstance().addPreference("cura/categories_expanded", "")
        Preferences.getInstance().addPreference("cura/jobname_prefix", True)
        Preferences.getInstance().addPreference("view/center_on_select", True)
        Preferences.getInstance().addPreference("mesh/scale_to_fit", True)
        Preferences.getInstance().addPreference("mesh/scale_tiny_meshes", True)

        for key in [
            "dialog_load_path",  # dialog_save_path is in LocalFileOutputDevicePlugin
            "dialog_profile_path",
            "dialog_material_path"]:

            Preferences.getInstance().addPreference("local_file/%s" % key, os.path.expanduser("~/"))

        Preferences.getInstance().setDefault("local_file/last_used_type", "text/x-gcode")

        Preferences.getInstance().setDefault("general/visible_settings", """
            machine_settings
            resolution
                layer_height
            shell
                wall_thickness
                top_bottom_thickness
            infill
                infill_sparse_density
            material
                material_print_temperature
                material_bed_temperature
                material_diameter
                material_flow
                retraction_enable
            speed
                speed_print
                speed_travel
                acceleration_print
                acceleration_travel
                jerk_print
                jerk_travel
            travel
            cooling
                cool_fan_enabled
            support
                support_enable
                support_extruder_nr
                support_type
                support_interface_density
            platform_adhesion
                adhesion_type
                adhesion_extruder_nr
                brim_width
                raft_airgap
                layer_0_z_overlap
                raft_surface_layers
            dual
                prime_tower_enable
                prime_tower_size
                prime_tower_position_x
                prime_tower_position_y
            meshfix
            blackmagic
                print_sequence
                infill_mesh
            experimental
        """.replace("\n", ";").replace(" ", ""))

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

        self.applicationShuttingDown.connect(self.saveSettings)
        self.engineCreatedSignal.connect(self._onEngineCreated)
        self._recent_files = []
        files = Preferences.getInstance().getValue("cura/recent_files").split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

#.........这里部分代码省略.........
        self._started = False

        self.getController().getScene().sceneChanged.connect(self.updatePlatformActivity)
        self.getController().toolOperationStopped.connect(self._onToolOperationStopped)

        Resources.addType(self.ResourceTypes.QmlFiles, "qml")
        Resources.addType(self.ResourceTypes.Firmware, "firmware")

        ## Add the 4 types of profiles to storage.
        Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality")
        Resources.addStorageType(self.ResourceTypes.VariantInstanceContainer, "variants")
        Resources.addStorageType(self.ResourceTypes.MaterialInstanceContainer, "materials")
        Resources.addStorageType(self.ResourceTypes.UserInstanceContainer, "user")
        Resources.addStorageType(self.ResourceTypes.ExtruderStack, "extruders")
        Resources.addStorageType(self.ResourceTypes.MachineStack, "machine_instances")

        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.QualityInstanceContainer)
        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.VariantInstanceContainer)
        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MaterialInstanceContainer)
        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.UserInstanceContainer)
        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.ExtruderStack)
        ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MachineStack)

        # Add empty variant, material and quality containers.
        # Since they are empty, they should never be serialized and instead just programmatically created.
        # We need them to simplify the switching between materials.
        empty_container = ContainerRegistry.getInstance().getEmptyInstanceContainer()
        empty_variant_container = copy.deepcopy(empty_container)
        empty_variant_container._id = "empty_variant"
        empty_variant_container.addMetaDataEntry("type", "variant")
        ContainerRegistry.getInstance().addContainer(empty_variant_container)
        empty_material_container = copy.deepcopy(empty_container)
        empty_material_container._id = "empty_material"
        empty_material_container.addMetaDataEntry("type", "material")
        ContainerRegistry.getInstance().addContainer(empty_material_container)
        empty_quality_container = copy.deepcopy(empty_container)
        empty_quality_container._id = "empty_quality"
        empty_quality_container.addMetaDataEntry("type", "quality")
        ContainerRegistry.getInstance().addContainer(empty_quality_container)

        ContainerRegistry.getInstance().load()

        Preferences.getInstance().addPreference("cura/active_mode", "simple")
        Preferences.getInstance().addPreference("cura/recent_files", "")
        Preferences.getInstance().addPreference("cura/categories_expanded", "")
        Preferences.getInstance().addPreference("cura/jobname_prefix", True)
        Preferences.getInstance().addPreference("view/center_on_select", True)
        Preferences.getInstance().addPreference("mesh/scale_to_fit", True)
        Preferences.getInstance().addPreference("mesh/scale_tiny_meshes", True)
        Preferences.getInstance().setDefault("local_file/last_used_type", "text/x-gcode")

        Preferences.getInstance().setDefault("general/visible_settings", """
            machine_settings
                resolution
                layer_height
            shell
                wall_thickness
                top_bottom_thickness
            infill
                infill_sparse_density
            material
                material_print_temperature
                material_bed_temperature
                material_diameter
                material_flow
                retraction_enable
            speed
                speed_print
                speed_travel
            travel
            cooling
                cool_fan_enabled
            support
                support_enable
                support_type
                support_roof_density
            platform_adhesion
                adhesion_type
                brim_width
                raft_airgap
                layer_0_z_overlap
                raft_surface_layers
            meshfix
            blackmagic
                print_sequence
                dual
            experimental
        """.replace("\n", ";").replace(" ", ""))

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

        self.applicationShuttingDown.connect(self.saveSettings)

        self._recent_files = []
        files = Preferences.getInstance().getValue("cura/recent_files").split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

    def __init__(self, **kwargs):
        plugin_path = ""
        if sys.platform == "win32":
            if hasattr(sys, "frozen"):
                plugin_path = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), "PyQt5", "plugins")
                Logger.log("i", "Adding QT5 plugin path: %s" % (plugin_path))
                QCoreApplication.addLibraryPath(plugin_path)
            else:
                import site
                for dir in site.getsitepackages():
                    QCoreApplication.addLibraryPath(os.path.join(dir, "PyQt5", "plugins"))
        elif sys.platform == "darwin":
            plugin_path = os.path.join(Application.getInstallPrefix(), "Resources", "plugins")

        if plugin_path:
            Logger.log("i", "Adding QT5 plugin path: %s" % (plugin_path))
            QCoreApplication.addLibraryPath(plugin_path)

        os.environ["QSG_RENDER_LOOP"] = "basic"

        super().__init__(sys.argv, **kwargs)

        self.setAttribute(Qt.AA_UseDesktopOpenGL)
        major_version, minor_version, profile = OpenGLContext.detectBestOpenGLVersion()

        if major_version is None and minor_version is None and profile is None:
            Logger.log("e", "Startup failed because OpenGL version probing has failed: tried to create a 2.0 and 4.1 context. Exiting")
            QMessageBox.critical(None, "Failed to probe OpenGL",
                "Could not probe OpenGL. This program requires OpenGL 2.0 or higher. Please check your video card drivers.")
            sys.exit(1)
        else:
            Logger.log("d", "Detected most suitable OpenGL context version: %s" % (
                OpenGLContext.versionAsText(major_version, minor_version, profile)))
        OpenGLContext.setDefaultFormat(major_version, minor_version, profile = profile)

        self._plugins_loaded = False  # Used to determine when it's safe to use the plug-ins.
        self._main_qml = "main.qml"
        self._engine = None
        self._renderer = None
        self._main_window = None
        self._theme = None

        self._shutting_down = False
        self._qml_import_paths = []
        self._qml_import_paths.append(os.path.join(os.path.dirname(sys.executable), "qml"))
        self._qml_import_paths.append(os.path.join(Application.getInstallPrefix(), "Resources", "qml"))

        try:
            self._splash = self._createSplashScreen()
        except FileNotFoundError:
            self._splash = None
        else:
            self._splash.show()
            self.processEvents()

        signal.signal(signal.SIGINT, signal.SIG_DFL)
        # This is done here as a lot of plugins require a correct gl context. If you want to change the framework,
        # these checks need to be done in your <framework>Application.py class __init__().

        i18n_catalog = i18nCatalog("uranium")

        self.showSplashMessage(i18n_catalog.i18nc("@info:progress", "Loading plugins..."))
        self._loadPlugins()
        self.parseCommandLine()
        Logger.log("i", "Command line arguments: %s", self._parsed_command_line)
        self._plugin_registry.checkRequiredPlugins(self.getRequiredPlugins())

        self.showSplashMessage(i18n_catalog.i18nc("@info:progress", "Updating configuration..."))
        upgraded = UM.VersionUpgradeManager.VersionUpgradeManager.getInstance().upgrade()
        if upgraded:
            # Preferences might have changed. Load them again.
            # Note that the language can't be updated, so that will always revert to English.
            preferences = Preferences.getInstance()
            try:
                preferences.readFromFile(Resources.getPath(Resources.Preferences, self._application_name + ".cfg"))
            except FileNotFoundError:
                pass

        self.showSplashMessage(i18n_catalog.i18nc("@info:progress", "Loading preferences..."))
        try:
            file = Resources.getPath(Resources.Preferences, self.getApplicationName() + ".cfg")
            Preferences.getInstance().readFromFile(file)
        except FileNotFoundError:
            pass

        self.getApplicationName()

        Preferences.getInstance().addPreference("%s/recent_files" % self.getApplicationName(), "")

        self._recent_files = []
        files = Preferences.getInstance().getValue("%s/recent_files" % self.getApplicationName()).split(";")
        for f in files:
            if not os.path.isfile(f):
                continue

            self._recent_files.append(QUrl.fromLocalFile(f))

        JobQueue.getInstance().jobFinished.connect(self._onJobFinished)

 def start(self) -> None:
     JobQueue.getInstance().add(self)