Python Qt4_data_path_widget.DataPathWidget类代码示例

    def __init__(self, parent=None, name=None, fl=0):
        CreateTaskBase.__init__(self, parent, name, fl, "Helical")

        if not name:
            self.setObjectName("create_helical_widget")
        self.init_models()

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._lines_map = {}

        # Graphic elements ----------------------------------------------------
        self._lines_widget = uic.loadUi(
            os.path.join(os.path.dirname(__file__), "ui_files/Qt4_helical_line_widget_layout.ui")
        )

        self._acq_widget = AcquisitionWidget(
            self,
            "acquisition_widget",
            layout="vertical",
            acq_params=self._acquisition_parameters,
            path_template=self._path_template,
        )

        self._data_path_widget = DataPathWidget(
            self, "create_dc_path_widget", data_model=self._path_template, layout="vertical"
        )

        self._processing_widget = ProcessingWidget(self, data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _main_vlayout = QtGui.QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(2)
        _main_vlayout.setContentsMargins(0, 0, 0, 0)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._lines_widget.lines_treewidget.itemSelectionChanged.connect(self.lines_treewidget_selection_changed)
        self._lines_widget.create_line_button.clicked.connect(self.create_line_button_clicked)
        self._lines_widget.remove_line_button.clicked.connect(self.remove_line_button_clicked)

        self._data_path_widget.data_path_layout.prefix_ledit.textChanged.connect(self._prefix_ledit_change)
        self._data_path_widget.data_path_layout.run_number_ledit.textChanged.connect(self._run_number_ledit_change)
        self._data_path_widget.pathTemplateChangedSignal.connect(self.handle_path_conflict)

        self._acq_widget.madEnergySelectedSignal.connect(self.mad_energy_selected)
        self._acq_widget.acqParametersChangedSignal.connect(self.handle_path_conflict)

        self._processing_widget.enableProcessingSignal.connect(self._enable_processing_toggled)

        # Other ---------------------------------------------------------------
        for col in range(self._lines_widget.lines_treewidget.columnCount()):
            self._lines_widget.lines_treewidget.resizeColumnToContents(col)

    def __init__(self, parent = None,name = None, fl = 0):
        """
        Descript. :
        """
 
        CreateTaskBase.__init__(self, parent, name, fl, 'Energy scan')

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_widget = DataPathWidget(self, 
             data_model = self._path_template, layout = 'vertical')

        # Layout --------------------------------------------------------------
        self.main_layout = QtGui.QVBoxLayout(self)
        self.main_layout.addWidget(self._periodic_table_widget)
        self.main_layout.addWidget(self._data_path_widget)
        self.main_layout.setContentsMargins(0, 0, 0, 0)
        self.main_layout.setSpacing(6)
        self.main_layout.addStretch(10)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._periodic_table_widget.elementEdgeSelectedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.acq_parameters_changed)

    def __init__(self, parent=None,name=None, fl=0):
        """
        Descript. :
        """
 
        CreateTaskBase.__init__(self, parent, name, fl, 'Energy scan')

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_widget = DataPathWidget(self, 
             data_model = self._path_template, layout = 'vertical')

        _parameters_gbox = QGroupBox('Parameters', self)
        self._adjust_transmission_cbox = QCheckBox(\
             "Adjust transmission", _parameters_gbox)
        self._adjust_transmission_cbox.setChecked(False)
        self._adjust_transmission_cbox.setEnabled(True)
        self._max_transmission_label = QLabel("Maximum transmission:")
        self._max_transmission_ledit = QLineEdit("20", _parameters_gbox)
        self._max_transmission_ledit.setFixedWidth(80)
        self._max_transmission_ledit.setEnabled(False)

        # Layout --------------------------------------------------------------
        _parameters_gbox_hlayout = QGridLayout(_parameters_gbox)
        _parameters_gbox_hlayout.addWidget(self._adjust_transmission_cbox, 0, 0)
        _parameters_gbox_hlayout.addWidget(self._max_transmission_label, 1, 0) 
        _parameters_gbox_hlayout.addWidget(self._max_transmission_ledit, 1, 1)
        _parameters_gbox_hlayout.setColumnStretch(2, 1)
        _parameters_gbox_hlayout.setSpacing(2)

        _main_vlayout = QVBoxLayout(self)
        _main_vlayout.addWidget(self._periodic_table_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(_parameters_gbox)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.setSpacing(6)
        _main_vlayout.addStretch(10)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        #self._periodic_table_widget.elementEdgeSelectedSignal.connect(\
        #     self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.connect(\
             self.path_template_changed)
        self._adjust_transmission_cbox.stateChanged.connect(\
             self.adjust_transmission_state_changed)
        self._max_transmission_ledit.textEdited.connect(\
             self.max_transmission_value_changed)

        self._data_path_widget.data_path_layout.compression_cbox.setVisible(False)

    def __init__(self, parent=None, name=None, fl=0):
        """
        Descript. :
        """

        CreateTaskBase.__init__(self, parent, name, 
            QtCore.Qt.WindowFlags(fl), "Standart")

        if not name:
            self.setObjectName("create_discrete_widget")
        self.init_models()

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.previous_energy = None
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._acq_widget =  AcquisitionWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
            data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)
       
        # Layout --------------------------------------------------------------
        _main_vlayout = QtGui.QVBoxLayout(self)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(2)
        _main_vlayout.setContentsMargins(0,0,0,0)

        # SizePolicies --------------------------------------------------------
        
        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.acq_parameters_changed)

        self._acq_widget.madEnergySelectedSignal.connect(\
             self.mad_energy_selected)
        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

        # Other ---------------------------------------------------------------
        self._processing_widget.processing_widget.\
             run_processing_parallel_cbox.hide()

    def __init__(self, parent = None,name = None, fl = 0):
        """
        Descript. :
        """
 
        CreateTaskBase.__init__(self, parent, name, fl, 'Energy scan')

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_gbox = QtGui.QGroupBox('Data location', self)
        self._data_path_widget = DataPathWidget(self._data_path_gbox,
                                               data_model = self._path_template,
                                               layout = 'vertical')

        # Layout --------------------------------------------------------------
        self._data_path_gbox_vlayout = QtGui.QVBoxLayout(self)
        self._data_path_gbox_vlayout.addWidget(self._data_path_widget)
        self._data_path_gbox_vlayout.setSpacing(0)
        self._data_path_gbox_vlayout.setContentsMargins(0, 0, 0, 0)
        self._data_path_gbox.setLayout(self._data_path_gbox_vlayout)

        self.main_layout = QtGui.QVBoxLayout(self)
        self.main_layout.addWidget(self._periodic_table_widget)
        self.main_layout.addWidget(self._data_path_gbox)
        self.main_layout.addStretch(0)
        self.main_layout.setSpacing(0)
        self.main_layout.setContentsMargins(0, 0, 0, 0)
        self.setLayout(self.main_layout) 

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._data_path_widget.data_path_layout.run_number_ledit.textChanged.\
             connect(self._run_number_ledit_change)

        self.connect(self._data_path_widget,
                     QtCore.SIGNAL("pathTemplateChanged"),
                     self.handle_path_conflict)

    def __init__(self,parent=None, name=None, fl=0):
        CreateTaskBase.__init__(self, parent, name,
            Qt.WindowFlags(fl), "Still")

        if not name:
            self.setObjectName("create_still_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._acq_widget =  AcquisitionStillWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
            data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _main_vlayout = QVBoxLayout(self)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.path_template_changed)
        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

    def __init__(self, parent = None,name = None, fl = 0):
        CreateTaskBase.__init__(self, parent, name, fl, 'Helical')

        if not name:
            self.setObjectName("create_helical_widget")
         
        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()
        self._prev_pos = None
        self._current_pos = None
        self._list_item_map = {}
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._lines_gbox = QtGui.QGroupBox('Lines', self)
        self._lines_list_widget = QtGui.QListWidget(self._lines_gbox)
        self._lines_list_widget.setFixedWidth(300)
        self._lines_list_widget.setFixedHeight(100)
        self._lines_list_widget.setToolTip(\
             "Select the line(s) to perfrom helical scan on")

        add_button = QtGui.QPushButton("+", self._lines_gbox)
        add_button.setFixedWidth(20)
        add_button.setFixedHeight(20)
        remove_button = QtGui.QPushButton("-", self._lines_gbox)
        remove_button.setFixedWidth(20)
        remove_button.setFixedHeight(20)        

        add_button_tool_tip = "Add a line between two saved positions, " \
                              "CTRL click to select more than one position"
        add_button.setToolTip(add_button_tool_tip)
        remove_button_tool_tip = "Remove selected line(s)"
        remove_button.setToolTip(remove_button_tool_tip)

        self._acq_gbox = QtGui.QGroupBox('Acquisition', self)
        self._acq_widget =  AcquisitionWidget(self._acq_gbox,
                              "acquisition_widget",
                              layout='vertical',
                              acq_params=self._acquisition_parameters,
                              path_template=self._path_template)

        self._data_path_gbox = QtGui.QGroupBox('Data location', self)
        self._data_path_widget = \
            DataPathWidget(self._data_path_gbox,
                           'create_dc_path_widget',
                           data_model=self._path_template,
                           layout='vertical')

        self._processing_gbox = QtGui.QGroupBox('Processing', self)
        self._processing_gbox.setObjectName('processing_gbox')
        self._processing_widget = \
            ProcessingWidget(self._processing_gbox,
                             data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _lines_gbox_gridlayout = QtGui.QGridLayout(self)
        _lines_gbox_gridlayout.addWidget(self._lines_list_widget, 0, 0, 2, 1)
        _lines_gbox_gridlayout.addWidget(add_button, 0, 1)
        _lines_gbox_gridlayout.addWidget(remove_button, 1, 1) 
        _lines_gbox_gridlayout.setSpacing(2)
        _lines_gbox_gridlayout.setColumnStretch(2, 10)
        _lines_gbox_gridlayout.setContentsMargins(2, 2, 2, 2)
        self._lines_gbox.setLayout(_lines_gbox_gridlayout)

        _acq_gbox_layout = QtGui.QVBoxLayout(self)
        _acq_gbox_layout.addWidget(self._acq_widget)
        _acq_gbox_layout.setSpacing(0)
        _acq_gbox_layout.setContentsMargins(0,0,0,0)
        self._acq_gbox.setLayout(_acq_gbox_layout)

        _data_path_gbox_layout = QtGui.QVBoxLayout(self)
        _data_path_gbox_layout.addWidget(self._data_path_widget)
        _data_path_gbox_layout.setSpacing(0)
        _data_path_gbox_layout.setContentsMargins(0,0,0,0)
        self._data_path_gbox.setLayout(_data_path_gbox_layout)

        _processing_gbox_layout = QtGui.QVBoxLayout(self)
        _processing_gbox_layout.addWidget(self._processing_widget)
        _processing_gbox_layout.setSpacing(0)
        _processing_gbox_layout.setContentsMargins(0,0,0,0)
        self._processing_gbox.setLayout(_processing_gbox_layout)

        _main_vlayout = QtGui.QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_gbox)
        _main_vlayout.addWidget(self._acq_gbox)
        _main_vlayout.addWidget(self._data_path_gbox)
        _main_vlayout.addWidget(self._processing_gbox)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(2)
        _main_vlayout.setContentsMargins(0,0,0,0)
        self.setLayout(_main_vlayout)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        add_button.clicked.connect(self.add_clicked)

        remove_button.clicked.connect(self.remove_clicked)
#.........这里部分代码省略.........

class CreateEnergyScanWidget(CreateTaskBase):
    """
    Descript. :
    """ 

    def __init__(self, parent = None,name = None, fl = 0):
        """
        Descript. :
        """
 
        CreateTaskBase.__init__(self, parent, name, fl, 'Energy scan')

        if not name:
            self.setObjectName("create_energy_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._periodic_table_widget = PeriodicTableWidget(self)
        self._data_path_widget = DataPathWidget(self, 
             data_model = self._path_template, layout = 'vertical')

        # Layout --------------------------------------------------------------
        self.main_layout = QtGui.QVBoxLayout(self)
        self.main_layout.addWidget(self._periodic_table_widget)
        self.main_layout.addWidget(self._data_path_widget)
        self.main_layout.setContentsMargins(0, 0, 0, 0)
        self.main_layout.setSpacing(6)
        self.main_layout.addStretch(10)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._periodic_table_widget.elementEdgeSelectedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.acq_parameters_changed)

    def init_models(self):
        """
        Descript. :
        """
       
        CreateTaskBase.init_models(self)
        self.enery_scan = queue_model_objects.EnergyScan()
        self._path_template.start_num = 1
        self._path_template.num_files = 1
        self._path_template.suffix = 'raw'

    def set_energy_scan_hwobj(self, energy_scan_hwobj):
        """
        Descript. :
        """
 
        self._periodic_table_widget.set_elements(\
             energy_scan_hwobj.getElements())

    def single_item_selection(self, tree_item):
        """
        Descript. :
        """
        CreateTaskBase.single_item_selection(self, tree_item)
        escan_model = tree_item.get_model()

        if isinstance(tree_item, Qt4_queue_item.EnergyScanQueueItem):
            if tree_item.get_model().is_executed():
                self.setDisabled(True)
            else:
                self.setDisabled(False)

            if escan_model.get_path_template():
                self._path_template = escan_model.get_path_template()

            self._data_path_widget.update_data_model(self._path_template)
        elif not(isinstance(tree_item, Qt4_queue_item.SampleQueueItem) or \
                     isinstance(tree_item, Qt4_queue_item.DataCollectionGroupQueueItem)):
            self.setDisabled(True)

    def approve_creation(self):
        """
        Descript. :
        """
        base_result = CreateTaskBase.approve_creation(self)
        selected_element, selected_edge = self._periodic_table_widget.get_selected_element_edge()
        if not selected_element:
            logging.getLogger("GUI").\
                info("No element selected, please select an element.")

        return base_result and selected_element

    # Called by the owning widget (task_toolbox_widget) to create
    # a collection. When a data collection group is selected.
    def _create_task(self, sample, shape):
        """
        Descript. :
        """
        data_collections = []
#.........这里部分代码省略.........

class CreateStillScanWidget(CreateTaskBase):

    def __init__(self,parent=None, name=None, fl=0):
        CreateTaskBase.__init__(self, parent, name,
            Qt.WindowFlags(fl), "Still")

        if not name:
            self.setObjectName("create_still_scan_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._acq_widget =  AcquisitionStillWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
            data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _main_vlayout = QVBoxLayout(self)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.path_template_changed)
        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

        # Other ---------------------------------------------------------------

    def use_osc_start(self, status):
        pass

    def update_exp_time_limits(self, status):
        pass

    def init_models(self):
        CreateTaskBase.init_models(self)
        self._processing_parameters = queue_model_objects.ProcessingParameters()

        if self._beamline_setup_hwobj is not None:
            has_shutter_less = self._beamline_setup_hwobj.\
                               detector_has_shutterless()
            self._acquisition_parameters.shutterless = has_shutter_less

            self._acquisition_parameters = self._beamline_setup_hwobj.\
                get_default_acquisition_parameters("default_acquisition_values")
            self._acquisition_parameters.num_triggers = 1
            self._acquisition_parameters.num_images_per_trigger = 1
            self._processing_widget.processing_widget.run_processing_parallel_cbox.setChecked(\
                self._beamline_setup_hwobj._get_run_processing_parallel())
 
    def set_tunable_energy(self, state):
        self._acq_widget.set_tunable_energy(state)

    def update_processing_parameters(self, crystal):
        self._processing_parameters.space_group = crystal.space_group
        self._processing_parameters.cell_a = crystal.cell_a
        self._processing_parameters.cell_alpha = crystal.cell_alpha
        self._processing_parameters.cell_b = crystal.cell_b
        self._processing_parameters.cell_beta = crystal.cell_beta
        self._processing_parameters.cell_c = crystal.cell_c
        self._processing_parameters.cell_gamma = crystal.cell_gamma
        self._processing_widget.update_data_model(self._processing_parameters)

    def single_item_selection(self, tree_item):
        """
        Descript. :
        """
        CreateTaskBase.single_item_selection(self, tree_item)

        if isinstance(tree_item, Qt4_queue_item.SampleQueueItem):
            sample_model = tree_item.get_model()
            #self._processing_parameters = copy.deepcopy(self._processing_parameters)
            self._processing_parameters = sample_model.processing_parameters
            self._processing_widget.update_data_model(self._processing_parameters)
        elif isinstance(tree_item, Qt4_queue_item.BasketQueueItem):
            self.setDisabled(False)
        elif isinstance(tree_item, Qt4_queue_item.DataCollectionQueueItem):
            dc = tree_item.get_model()
            self._acq_widget.use_kappa(False)

            if not dc.is_helical():
                if dc.is_executed():
#.........这里部分代码省略.........

class CreateDiscreteWidget(CreateTaskBase):
    """
    Descript. :
    """
    def __init__(self, parent=None, name=None, fl=0):
        """
        Descript. :
        """

        CreateTaskBase.__init__(self, parent, name, 
            QtCore.Qt.WindowFlags(fl), "Standart")

        if not name:
            self.setObjectName("create_discrete_widget")
        self.init_models()

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.previous_energy = None
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._acq_widget =  AcquisitionWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
            data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)
       
        # Layout --------------------------------------------------------------
        _main_vlayout = QtGui.QVBoxLayout(self)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(2)
        _main_vlayout.setContentsMargins(0,0,0,0)

        # SizePolicies --------------------------------------------------------
        
        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.acq_parameters_changed)

        self._acq_widget.madEnergySelectedSignal.connect(\
             self.mad_energy_selected)
        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

        # Other ---------------------------------------------------------------
        self._processing_widget.processing_widget.\
             run_processing_parallel_cbox.hide()

    def init_models(self):
        """
        Descript. :
        """
        CreateTaskBase.init_models(self)
        self._energy_scan_result = queue_model_objects.EnergyScanResult()
        self._processing_parameters = queue_model_objects.ProcessingParameters()

    def set_tunable_energy(self, state):
        """
        Descript. :
        """
        self._acq_widget.set_tunable_energy(state)

    def update_processing_parameters(self, crystal):
        """
        Descript. :
        """
        self._processing_parameters.space_group = crystal.space_group
        self._processing_parameters.cell_a = crystal.cell_a
        self._processing_parameters.cell_alpha = crystal.cell_alpha
        self._processing_parameters.cell_b = crystal.cell_b
        self._processing_parameters.cell_beta = crystal.cell_beta
        self._processing_parameters.cell_c = crystal.cell_c
        self._processing_parameters.cell_gamma = crystal.cell_gamma
        self._processing_widget.update_data_model(self._processing_parameters)

    def single_item_selection(self, tree_item):
        """
        Descript. :
        """
        CreateTaskBase.single_item_selection(self, tree_item)
        if isinstance(tree_item, Qt4_queue_item.SampleQueueItem):
            sample_model = tree_item.get_model()
            #self._processing_parameters = copy.deepcopy(self._processing_parameters)
            self._processing_parameters = sample_model.processing_parameters
            self._processing_widget.update_data_model(self._processing_parameters)
        elif isinstance(tree_item, Qt4_queue_item.BasketQueueItem):
            self.setDisabled(False)
        elif isinstance(tree_item, Qt4_queue_item.DataCollectionQueueItem):
            dc = tree_item.get_model()
#.........这里部分代码省略.........

    def __init__(self, parent = None,name = None, fl = 0):
        CreateTaskBase.__init__(self, parent, name, fl, 'Helical')

        if not name:
            self.setObjectName("create_helical_widget")
        self.init_models() 
         
        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._lines_map = {}

        # Graphic elements ----------------------------------------------------
        self._lines_widget = loadUi(os.path.join(\
            os.path.dirname(__file__), "ui_files/Qt4_helical_line_widget_layout.ui"))

        self._acq_widget =  AcquisitionWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
             data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _main_vlayout = QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_widget)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._lines_widget.lines_treewidget.itemSelectionChanged.connect(\
             self.lines_treewidget_selection_changed)
        self._lines_widget.create_line_button.clicked.connect(\
             self.create_line_button_clicked)
        self._lines_widget.create_auto_line_button.clicked.connect(\
             self.create_auto_line_button_clicked)
        self._lines_widget.remove_line_button.clicked.connect(\
             self.remove_line_button_clicked)  
        self._lines_widget.overlay_cbox.stateChanged.connect(\
             self.overlay_toggled)
        self._lines_widget.overlay_slider.valueChanged.connect(\
             self.overlay_alpha_changed)
        self._lines_widget.swap_points_button.clicked.connect(\
             self.swap_points_clicked)

        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._acq_widget.madEnergySelectedSignal.connect(\
             self.mad_energy_selected)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.path_template_changed)

        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

        # Other ---------------------------------------------------------------
        for col in range(self._lines_widget.lines_treewidget.columnCount()):
            self._lines_widget.lines_treewidget.resizeColumnToContents(col)
        #self._processing_widget.processing_widget.\
        #     run_processing_parallel_cbox.setChecked(False)

        self.enable_widgets(False)

class CreateDiscreteWidget(CreateTaskBase):
    """
    Descript. :
    """
    def __init__(self, parent=None, name=None, fl=0):
        """
        Descript. :
        """

        CreateTaskBase.__init__(self, parent, name, 
            Qt.WindowFlags(fl), "Standard")

        if not name:
            self.setObjectName("create_discrete_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._acq_widget =  AcquisitionWidget(self, "acquisition_widget",
             layout='vertical', acq_params=self._acquisition_parameters,
             path_template=self._path_template)

        self._data_path_widget = DataPathWidget(self, 'create_dc_path_widget',
            data_model=self._path_template, layout='vertical')

        self._processing_widget = ProcessingWidget(self,
             data_model=self._processing_parameters)
       
        # Layout --------------------------------------------------------------
        _main_vlayout = QVBoxLayout(self)
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._processing_widget)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(6)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)

        # SizePolicies --------------------------------------------------------
        
        # Qt signal/slot connections ------------------------------------------
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.path_template_changed)

        self._acq_widget.madEnergySelectedSignal.connect(\
             self.mad_energy_selected)
        self._processing_widget.enableProcessingSignal.connect(\
             self._run_processing_toggled)

        # Other ---------------------------------------------------------------

    def init_models(self):
        """
        Descript. :
        """
        CreateTaskBase.init_models(self)
        #self._energy_scan_result = queue_model_objects.EnergyScanResult()
        self._processing_parameters = queue_model_objects.ProcessingParameters()

        if self._beamline_setup_hwobj is not None:
            has_shutter_less = self._beamline_setup_hwobj.\
                               detector_has_shutterless()
            self._acquisition_parameters.shutterless = has_shutter_less

            self._acquisition_parameters = self._beamline_setup_hwobj.\
                get_default_acquisition_parameters("default_acquisition_values")
            self._processing_widget.processing_widget.run_processing_parallel_cbox.setChecked(\
                self._beamline_setup_hwobj._get_run_processing_parallel())
            
    def set_tunable_energy(self, state):
        """
        Descript. :
        """
        self._acq_widget.set_tunable_energy(state)

    def update_processing_parameters(self, crystal):
        """
        Descript. :
        """
        self._processing_parameters.space_group = crystal.space_group
        self._processing_parameters.cell_a = crystal.cell_a
        self._processing_parameters.cell_alpha = crystal.cell_alpha
        self._processing_parameters.cell_b = crystal.cell_b
        self._processing_parameters.cell_beta = crystal.cell_beta
        self._processing_parameters.cell_c = crystal.cell_c
        self._processing_parameters.cell_gamma = crystal.cell_gamma
        self._processing_widget.update_data_model(self._processing_parameters)

    def single_item_selection(self, tree_item):
        """
        Descript. :
        """
        CreateTaskBase.single_item_selection(self, tree_item)

        if isinstance(tree_item, Qt4_queue_item.SampleQueueItem):
            sample_model = tree_item.get_model()
#.........这里部分代码省略.........

class CreateCharWidget(CreateTaskBase):
    """
    Descript. :
    """

    def __init__(self,parent = None,name = None, fl = 0):
        """
        Descript. :
        """

        CreateTaskBase.__init__(self, parent, name, fl, 'Characterisation')
        self.setObjectName("create_char_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._vertical_dimension_widget = None
        self._current_selected_item = None
        self.init_models()
        self._char_params_mib = DataModelInputBinder(self._char_params)
   
        # Graphic elements ----------------------------------------------------
        self._acq_widget = \
            AcquisitionWidgetSimple(self, acq_params = self._acquisition_parameters,
                                    path_template = self._path_template)

        self._data_path_widget = DataPathWidget(self, 
             data_model = self._path_template, layout = 'vertical')

        self._vertical_dimension_widget = loadUi(os.path.join(os.path.dirname(__file__),
             'ui_files/Qt4_vertical_crystal_dimension_widget_layout.ui'))

        self._char_widget = loadUi(os.path.join(os.path.dirname(__file__),
             'ui_files/Qt4_characterise_simple_widget_vertical_layout.ui')) 

        # Layout --------------------------------------------------------------
        _main_vlayout = QVBoxLayout(self) 
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_widget)
        _main_vlayout.addWidget(self._char_widget)
        _main_vlayout.addWidget(self._vertical_dimension_widget)
        _main_vlayout.setContentsMargins(2, 2, 2, 2)
        _main_vlayout.setSpacing(6)
        _main_vlayout.addStretch(0)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        self._data_path_widget.pathTemplateChangedSignal.\
             connect(self.path_template_changed)
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)

        self._vertical_dimension_widget.space_group_ledit.activated.\
             connect(self._space_group_change)
        #self.connect(induced_burn_cbx, QtCore.SIGNAL("toggled(bool)"),
        #             self.use_induced_burn)

        self._char_widget.characterisation_gbox.toggled.connect(\
             self.characterisation_gbox_toggled)
        self._char_widget.wait_result_cbx.toggled.connect(\
             self.wait_results_cbx_toggled)
        self._char_widget.execute_plan_cbx.toggled.connect(\
             self.run_diffraction_plan_cbx_toggled)

        # Other ---------------------------------------------------------------
        self._char_params_mib.bind_value_update(
             'opt_sad', self._char_widget.optimised_sad_cbx,
             bool, None)

        self._char_params_mib.bind_value_update(
             'account_rad_damage', self._char_widget.account_rad_dmg_cbx,
             bool, None)

        #self._char_params_mib.bind_value_update('determine_rad_params', 
        #                                        induced_burn_cbx,
        #                                        bool, None)

        self._char_params_mib.bind_value_update(
             'strategy_complexity', self._char_widget.start_comp_cbox,
             int, None)

        self._char_params_mib.\
            bind_value_update('max_crystal_vdim',
                              self._vertical_dimension_widget.max_vdim_ledit, float,
                              QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('min_crystal_vdim',
                              self._vertical_dimension_widget.min_vdim_ledit, float,
                              QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('min_crystal_vphi',
                              self._vertical_dimension_widget.min_vphi_ledit, float,
                              QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('max_crystal_vphi',
                              self._vertical_dimension_widget.max_vphi_ledit, float,
#.........这里部分代码省略.........

    def __init__(self,parent = None,name = None, fl = 0):
        """
        Descript. :
        """

        CreateTaskBase.__init__(self, parent, name, fl, 'Characterisation')

        if not name:
            self.setName("create_char_widget")

        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self._current_selected_item = None
        self.init_models()
        self._char_params_mib = DataModelInputBinder(self._char_params)
   
        # Graphic elements ----------------------------------------------------
        self._acq_widget = \
            AcquisitionWidgetSimple(self, acq_params = self._acquisition_parameters,
                                    path_template = self._path_template)

        self._data_path_gbox = QtGui.QGroupBox('Data location', self)
        self._data_path_widget = DataPathWidget(
                               self._data_path_gbox,
                               data_model = self._path_template,
                               layout = 'vertical')

        self._vertical_dimension_widget = uic.loadUi(os.path.join(os.path.dirname(__file__),
             'ui_files/Qt4_vertical_crystal_dimension_widget_layout.ui'))
        
        self._char_widget = uic.loadUi(os.path.join(os.path.dirname(__file__),
             'ui_files/Qt4_characterise_simple_widget_vertical_layout.ui')) 

        gbox =  self._char_widget.findChild(QtGui.QGroupBox, "characterisation_gbox")
        p = gbox.palette();
        p.setColor(QtGui.QPalette.Window, QtCore.Qt.red);
        p.setColor(QtGui.QPalette.Highlight, QtCore.Qt.red);
        gbox.setPalette(p);

        # Layout --------------------------------------------------------------
        _data_path_gbox_layout = QtGui.QVBoxLayout(self)
        _data_path_gbox_layout.addWidget(self._data_path_widget)
        _data_path_gbox_layout.setSpacing(0)
        _data_path_gbox_layout.setContentsMargins(0,0,0,0)
        self._data_path_gbox.setLayout(_data_path_gbox_layout)

        _main_vlayout = QtGui.QVBoxLayout(self) 
        _main_vlayout.addWidget(self._acq_widget)
        _main_vlayout.addWidget(self._data_path_gbox)
        _main_vlayout.addWidget(self._char_widget)
        _main_vlayout.addWidget(self._vertical_dimension_widget)
        _main_vlayout.setSpacing(0)
        _main_vlayout.setContentsMargins(0,0,0,0)
        self.setLayout(_main_vlayout)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------

        # Other ---------------------------------------------------------------
        self._char_params_mib.bind_value_update(
             'opt_sad', self._char_widget.optimised_sad_cbx,
             bool, None)

        self._char_params_mib.bind_value_update(
             'account_rad_damage', self._char_widget.account_rad_dmg_cbx,
             bool, None)

        #self._char_params_mib.bind_value_update('determine_rad_params', 
        #                                        induced_burn_cbx,
        #                                        bool, None)

        self._char_params_mib.bind_value_update(
             'strategy_complexity', self._char_widget.start_comp_cbox,
             int, None)

        self._char_params_mib.\
            bind_value_update('max_crystal_vdim',
                              self._vertical_dimension_widget.max_vdim_ledit, float,
                              QtGui.QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('min_crystal_vdim',
                              self._vertical_dimension_widget.min_vdim_ledit, float,
                              QtGui.QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('min_crystal_vphi',
                              self._vertical_dimension_widget.min_vphi_ledit, float,
                              QtGui.QDoubleValidator(0.0, 1000, 2, self))

        self._char_params_mib.\
            bind_value_update('max_crystal_vphi',
                              self._vertical_dimension_widget.max_vphi_ledit, float,
                              QtGui.QDoubleValidator(0.0, 1000, 2, self))
        
        self._vertical_dimension_widget.space_group_ledit.addItems(XTAL_SPACEGROUPS)

        self._data_path_widget.data_path_layout.prefix_ledit.textChanged.\
#.........这里部分代码省略.........

class CreateHelicalWidget(CreateTaskBase):
    def __init__(self, parent = None,name = None, fl = 0):
        CreateTaskBase.__init__(self, parent, name, fl, 'Helical')

        if not name:
            self.setObjectName("create_helical_widget")
         
        # Hardware objects ----------------------------------------------------

        # Internal variables --------------------------------------------------
        self.init_models()
        self._prev_pos = None
        self._current_pos = None
        self._list_item_map = {}
        self.init_models()

        # Graphic elements ----------------------------------------------------
        self._lines_gbox = QtGui.QGroupBox('Lines', self)
        self._lines_list_widget = QtGui.QListWidget(self._lines_gbox)
        self._lines_list_widget.setFixedWidth(300)
        self._lines_list_widget.setFixedHeight(100)
        self._lines_list_widget.setToolTip(\
             "Select the line(s) to perfrom helical scan on")

        add_button = QtGui.QPushButton("+", self._lines_gbox)
        add_button.setFixedWidth(20)
        add_button.setFixedHeight(20)
        remove_button = QtGui.QPushButton("-", self._lines_gbox)
        remove_button.setFixedWidth(20)
        remove_button.setFixedHeight(20)        

        add_button_tool_tip = "Add a line between two saved positions, " \
                              "CTRL click to select more than one position"
        add_button.setToolTip(add_button_tool_tip)
        remove_button_tool_tip = "Remove selected line(s)"
        remove_button.setToolTip(remove_button_tool_tip)

        self._acq_gbox = QtGui.QGroupBox('Acquisition', self)
        self._acq_widget =  AcquisitionWidget(self._acq_gbox,
                              "acquisition_widget",
                              layout='vertical',
                              acq_params=self._acquisition_parameters,
                              path_template=self._path_template)

        self._data_path_gbox = QtGui.QGroupBox('Data location', self)
        self._data_path_widget = \
            DataPathWidget(self._data_path_gbox,
                           'create_dc_path_widget',
                           data_model=self._path_template,
                           layout='vertical')

        self._processing_gbox = QtGui.QGroupBox('Processing', self)
        self._processing_gbox.setObjectName('processing_gbox')
        self._processing_widget = \
            ProcessingWidget(self._processing_gbox,
                             data_model=self._processing_parameters)

        # Layout --------------------------------------------------------------
        _lines_gbox_gridlayout = QtGui.QGridLayout(self)
        _lines_gbox_gridlayout.addWidget(self._lines_list_widget, 0, 0, 2, 1)
        _lines_gbox_gridlayout.addWidget(add_button, 0, 1)
        _lines_gbox_gridlayout.addWidget(remove_button, 1, 1) 
        _lines_gbox_gridlayout.setSpacing(2)
        _lines_gbox_gridlayout.setColumnStretch(2, 10)
        _lines_gbox_gridlayout.setContentsMargins(2, 2, 2, 2)
        self._lines_gbox.setLayout(_lines_gbox_gridlayout)

        _acq_gbox_layout = QtGui.QVBoxLayout(self)
        _acq_gbox_layout.addWidget(self._acq_widget)
        _acq_gbox_layout.setSpacing(0)
        _acq_gbox_layout.setContentsMargins(0,0,0,0)
        self._acq_gbox.setLayout(_acq_gbox_layout)

        _data_path_gbox_layout = QtGui.QVBoxLayout(self)
        _data_path_gbox_layout.addWidget(self._data_path_widget)
        _data_path_gbox_layout.setSpacing(0)
        _data_path_gbox_layout.setContentsMargins(0,0,0,0)
        self._data_path_gbox.setLayout(_data_path_gbox_layout)

        _processing_gbox_layout = QtGui.QVBoxLayout(self)
        _processing_gbox_layout.addWidget(self._processing_widget)
        _processing_gbox_layout.setSpacing(0)
        _processing_gbox_layout.setContentsMargins(0,0,0,0)
        self._processing_gbox.setLayout(_processing_gbox_layout)

        _main_vlayout = QtGui.QVBoxLayout(self)
        _main_vlayout.addWidget(self._lines_gbox)
        _main_vlayout.addWidget(self._acq_gbox)
        _main_vlayout.addWidget(self._data_path_gbox)
        _main_vlayout.addWidget(self._processing_gbox)
        _main_vlayout.addStretch(0)
        _main_vlayout.setSpacing(2)
        _main_vlayout.setContentsMargins(0,0,0,0)
        self.setLayout(_main_vlayout)

        # SizePolicies --------------------------------------------------------

        # Qt signal/slot connections ------------------------------------------
        add_button.clicked.connect(self.add_clicked)

#.........这里部分代码省略.........