Python DataModelInputBinder.validate_all方法代码示例

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........

            #self.update_osc_total_range_limits()
            #self.update_num_images_limits()

    def osc_start_ledit_changed(self, osc_start):
        """Fixes osc start edit"""
        if "osc_start" not in self.value_changed_list:
            self.value_changed_list.append("osc_start")
        self.update_osc_total_range_limits()
        self.update_num_images_limits()
        self.emit_acq_parameters_changed()

    def update_osc_start_limits(self):
        """In the plate mode sets osc start limits"""
        self.update_osc_total_range_limits()
        self.update_num_images_limits()

    def osc_range_per_frame_ledit_changed(self, new_value):
        self.update_osc_total_range()
        self.update_num_images_limits()
        self.update_exp_time_limits()
        self.emit_acq_parameters_changed()

    def update_osc_range_per_frame_limits(self):
        try:
            max_osc_speed = self._diffractometer_hwobj.get_osc_max_speed()
            top_limit = max_osc_speed * float(self.acq_widget_layout.exp_time_ledit.text())

            self.osc_range_per_frame_validator.setTop(top_limit)
            tool_tip = "Oscillation range per frame limits 0 : " +\
                       "%0.4f\n4 digits precision." % top_limit

            self.acq_widget_layout.osc_range_ledit.setToolTip(tool_tip)
            self._acquisition_mib.validate_all()
        except:
            pass

    def update_osc_total_range(self):
        self.acq_widget_layout.osc_total_range_ledit.blockSignals(True)
        if not self.grid_mode:
            try:
                self.acq_widget_layout.osc_total_range_ledit.setText(str(\
                     float(self.acq_widget_layout.osc_range_ledit.text()) * \
                     float(self.acq_widget_layout.num_images_ledit.text())))
            except:
                pass
        self.acq_widget_layout.osc_total_range_ledit.blockSignals(False)

    def update_total_exp_time(self):
        try:
            self.acq_widget_layout.total_exp_time_ledit.setText("%.2f" % \
                 (float(self.acq_widget_layout.exp_time_ledit.text()) * \
                  float(self.acq_widget_layout.num_images_ledit.text())))
        except:
            pass

    def osc_total_range_ledit_changed(self, new_value):
        if not self.grid_mode:
            try:
                num_images = int(float(new_value) / \
                   float(self.acq_widget_layout.osc_range_ledit.text()))
                self.acq_widget_layout.num_images_ledit.blockSignals(True)
                self.acq_widget_layout.num_images_ledit.setText("%d" % num_images)
                self._acquisition_parameters.num_images = num_images
                self.acq_widget_layout.num_images_ledit.blockSignals(False)
            except:

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........

        # Signals -------------------------------------------------------------

        # Slots ---------------------------------------------------------------

        # Graphic elements ----------------------------------------------------
        _dc_parameters_widget = QWidget(self)
        self._data_path_widget = DataPathWidget(_dc_parameters_widget)
        self._acq_widget = AcquisitionWidget(_dc_parameters_widget,
                                            layout = 'horizontal')

        # Layout --------------------------------------------------------------
        _dc_parameters_widget_layout = QVBoxLayout(_dc_parameters_widget)
        _dc_parameters_widget_layout.addWidget(self._data_path_widget)
        _dc_parameters_widget_layout.addWidget(self._acq_widget)
        _dc_parameters_widget_layout.setSpacing(2)
        _dc_parameters_widget_layout.addStretch(10)
        _dc_parameters_widget_layout.setContentsMargins(0, 0, 0, 0)

        _main_hlayout = QHBoxLayout(self)
        _main_hlayout.addWidget(_dc_parameters_widget)
        _main_hlayout.setSpacing(2)
        _main_hlayout.setContentsMargins(2, 2, 2, 2)
        _main_hlayout.addStretch(0)

        # 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)

        # Ohter ---------------------------------------------------------------
        self._acq_widget.use_osc_start(False)
        self._acq_widget.acq_widget_layout.mad_cbox.hide()
        self._acq_widget.acq_widget_layout.energies_combo.hide()
        self._acq_widget.acq_widget_layout.shutterless_cbx.hide()

    def set_beamline_setup(self, bl_setup):
        self._beamline_setup_hwobj = bl_setup
        self._acq_widget.set_beamline_setup(bl_setup)

    def mad_energy_selected(self, name, energy, state):
        path_template = self._data_collection.acquisitions[0].path_template

        if state:
            path_template.mad_prefix = name
        else:
            path_template.mad_prefix = ''

        run_number = self._beamline_setup_hwobj.queue_model_hwobj.\
          get_next_run_number(path_template)

        self._data_path_widget.set_run_number(run_number)
        self._data_path_widget.set_prefix(path_template.base_prefix)
        model = self._tree_view_item.get_model()
        model.set_name(path_template.get_prefix())
        self._tree_view_item.setText(0, model.get_name())

    def tab_changed(self):
        if self._tree_view_item:
            self.populate_widget(self._tree_view_item)

    def populate_widget(self, tree_view_item, data_collection):
        self._tree_view_item = tree_view_item
        self._data_collection = data_collection

        #if isinstance(tree_view_item, Qt4_queue_item.XrayCenteringQueueItem):
        #    self._data_collection = tree_view_item.get_model().reference_image_collection
        #else:
        #    self._data_collection = tree_view_item.get_model()
        executed = self._data_collection.is_executed()

        self._acq_widget.setEnabled(not executed)
        self._data_path_widget.setEnabled(not executed)

        self._acquisition_mib = DataModelInputBinder(self._data_collection.\
             acquisitions[0].acquisition_parameters)

        # The acq_widget sends a signal to the path_widget, and it relies
        # on that both models upto date, we need to refactor this part
        # so that both models are set before taking ceratin actions.
        # This workaround, works for the time beeing.
        self._data_path_widget._data_model = self._data_collection.\
             acquisitions[0].path_template
        self._data_path_widget.update_data_model(self._data_collection.\
              acquisitions[0].path_template)

        self._acq_widget.update_data_model(\
             self._data_collection.acquisitions[0].acquisition_parameters,
             self._data_collection.acquisitions[0].path_template)
        #self._acq_widget.use_osc_start(False)

        self._acq_widget.acq_widget_layout.num_images_ledit.setDisabled(data_collection.is_mesh())
        invalid = self._acquisition_mib.validate_all()
        if invalid:
            msg = "This data collection has one or more incorrect parameters,"+\
                  " correct the fields marked in red to solve the problem."
            logging.getLogger("GUI").warning(msg)

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........
    def set_energy(self, energy, wav):
        """
        Descript. :
        """
        if not self.acq_widget_layout.energy_ledit.hasFocus():
            self.acq_widget_layout.energy_ledit.setText(\
                 "%.4f" % float(energy))

    def update_transmission(self, transmission):
        """
        Descript. :
        """
        if self.acq_widget_layout.transmission_ledit.hasFocus():
            self.acq_widget_layout.transmission_ledit.setText(\
                 "%.2f" % float(transmission))

    def update_resolution(self, resolution):
        """
        Descript. :
        """
        if not self.acq_widget_layout.resolution_ledit.hasFocus():
            self.acq_widget_layout.resolution_ledit.setText(\
                 "%.3f" % float(resolution))

    def update_energy_limits(self, limits):
        """
        Descript. :
        """
        if limits:
            self.energy_validator.setBottom(limits[0])
            self.energy_validator.setTop(limits[1])
            self.acq_widget_layout.energy_ledit.setToolTip(
               "Energy limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_transmission_limits(self, limits):
        """
        Descript. :
        """
        if limits:
            self.transmission_validator.setBottom(limits[0])
            self.transmission_validator.setTop(limits[1])
            self.acq_widget_layout.transmission_ledit.setToolTip(
               "Transmission limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_resolution_limits(self, limits):
        """
        Descript. :
        """
        if limits:
            self.resolution_validator.setBottom(limits[0])
            self.resolution_validator.setTop(limits[1])
            self.acq_widget_layout.resolution_ledit.setToolTip(
               "Resolution limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_detector_exp_time_limits(self, limits):
        """
        Descript. :
        """
        if limits:
            self.exp_time_validator.setBottom(limits[0])
            self.exp_time_validator.setTop(limits[1])
            self.acq_widget_layout.exp_time_ledit.setToolTip(
               "Exposure time limits %0.3f : %0.3f" %(limits[0], limits[1]))

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........
        if self.acq_widget_layout.mad_cbox.isChecked():
            (name, energy) = self.get_mad_energy()
            if energy != 0:
                self.set_energy(energy, 0)

            self.madEnergySelectedSignal.emit(name, energy, True)

    def set_energy(self, energy, wav):
        """
        Descript. :
        """
        self.acq_widget_layout.energy_ledit.setText("%.4f" % float(energy))

    def update_transmission(self, transmission):
        """
        Descript. :
        """
        if self.enable_parameter_update:
            self.acq_widget_layout.transmission_ledit.setText("%.2f" % float(transmission))

    def update_resolution(self, resolution):
        """
        Descript. :
        """
        if self.enable_parameter_update:
            self.acq_widget_layout.resolution_ledit.setText("%.3f" % float(resolution))

    def update_energy_limits(self, limits):
        if limits:
            self.energy_validator.setBottom(limits[0])
            self.energy_validator.setTop(limits[1])
            self.acq_widget_layout.energy_ledit.setToolTip(\
               "Energy limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_transmission_limits(self, limits):
        if limits:
            self.transmission_validator.setBottom(limits[0])
            self.transmission_validator.setTop(limits[1])
            self.acq_widget_layout.transmission_ledit.setToolTip(\
               "Transmission limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_resolution_limits(self, limits):
        if limits:
            self.resolution_validator.setBottom(limits[0])
            self.resolution_validator.setTop(limits[1])
            self.acq_widget_layout.resolution_ledit.setToolTip(
               "Resolution limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_detector_exp_time_limits(self, limits):
        if limits:
            self.exp_time_validator.setRange(limits[0], limits[1], 4)
            self.acq_widget_layout.exp_time_ledit.setToolTip(
               "Exposure time limits %0.3f : %0.3f" %(limits[0], limits[1]))
            self._acquisition_mib.validate_all()

    def update_osc_range_limits(self, exp_time):
        osc_range = 40.0 * exp_time
        self.osc_range_validator.setRange(0, osc_range, 4)
        self.acq_widget_layout.osc_range_ledit.setToolTip(
              "Oscillation range limits %0.2f : %0.2f" %(0, osc_range))
        self._acquisition_mib.validate_all()

    def update_num_image_limits(self):

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........

    def _prefix_ledit_change(self, new_value):
        prefix = self._data_collection.acquisitions[0].\
                 path_template.get_prefix()
        self._data_collection.set_name(prefix)
        self._tree_view_item.setText(0, self._data_collection.get_name())

    def _run_number_ledit_change(self, new_value):
        if str(new_value).isdigit():
            self._data_collection.set_number(int(new_value))
            self._tree_view_item.setText(0, self._data_collection.get_name())

    def acq_parameters_changed(self):
        if self._tree_view_item is None:
            #TODO fix this
            return 
        dc_tree_widget = self._tree_view_item.listView().parent()
        dc_tree_widget.check_for_path_collisions()
        path_template = self._data_collection.acquisitions[0].path_template
        path_conflict = self.queue_model_hwobj.\
                        check_for_path_collisions(path_template)
        if new_value != '':
            if path_conflict:
                logging.getLogger("user_level_log").\
                    error('The current path settings will overwrite data' +\
                          ' from another task. Correct the problem before collecting')

                widget.setPaletteBackgroundColor(widget_colors.LIGHT_RED)
            else:
                widget.setPaletteBackgroundColor(widget_colors.WHITE)

    def __add_data_collection(self):
        return self.add_dc_cb(self._data_collection, self.collection_type)
    
    def mad_energy_selected(self, name, energy, state):
        path_template = self._data_collection.acquisitions[0].path_template

        if state:
            path_template.mad_prefix = name
        else:
            path_template.mad_prefix = ''

        run_number = self._beamline_setup_hwobj.queue_model_hwobj.\
          get_next_run_number(path_template)

        self._data_path_widget.set_run_number(run_number)
        self._data_path_widget.set_prefix(path_template.base_prefix)
        model = self._tree_view_item.get_model()
        model.set_name(path_template.get_prefix())
        self._tree_view_item.setText(0, model.get_name())
        
    def tab_changed(self):
        if self._tree_view_item:
            self.populate_parameter_widget(self._tree_view_item)

    def set_enabled(self, state):
        self._acq_widget.setEnabled(state)
        self._data_path_widget.setEnabled(state)
        self._processing_widget.setEnabled(state)

    def populate_widget(self, item):
        data_collection = item.get_model()
        self._tree_view_item = item
        self._data_collection = data_collection
        self._acquisition_mib = DataModelInputBinder(self._data_collection.\
                                                         acquisitions[0].acquisition_parameters)

        # The acq_widget sends a signal to the path_widget, and it relies
        # on that both models upto date, we need to refactor this part
        # so that both models are set before taking ceratin actions.
        # This workaround, works for the time beeing.
        self._data_path_widget._data_model = data_collection.acquisitions[0].path_template

        self._acq_widget.set_energies(data_collection.crystal.energy_scan_result)
        self._acq_widget.update_data_model(data_collection.acquisitions[0].\
                                          acquisition_parameters,
                                          data_collection.acquisitions[0].\
                                          path_template)
        self._data_path_widget.update_data_model(data_collection.\
                                           acquisitions[0].path_template)
        
        self._processing_widget.update_data_model(data_collection.\
                                                 processing_parameters)

        if data_collection.acquisitions[0].acquisition_parameters.\
                centred_position.snapshot_image:
            image = data_collection.acquisitions[0].\
                acquisition_parameters.centred_position.snapshot_image
            ration = image.height() / float(image.width())
            image = image.scaled(400, 400 * ration, QtCore.Qt.KeepAspectRatio)
            self.position_widget.svideo.setPixmap(QtGui.QPixmap(image))

        invalid = self._acquisition_mib.validate_all()

        if invalid:
            msg = "This data collection has one or more incorrect parameters,"+\
                " correct the fields marked in red to solve the problem."

            logging.getLogger("user_level_log").\
                warning(msg)

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........
        self._acq_widget.use_osc_start(False)
        self._acq_widget.acq_widget_layout.mad_cbox.hide()
        self._acq_widget.acq_widget_layout.energies_combo.hide()
        self._acq_widget.acq_widget_layout.num_images_ledit.setEnabled(False)
        self._acq_widget.acq_widget_layout.inverse_beam_cbx.hide()
        self._acq_widget.acq_widget_layout.shutterless_cbx.hide()
        self._acq_widget.acq_widget_layout.subwedge_size_label.hide()
        self._acq_widget.acq_widget_layout.subwedge_size_ledit.hide()

    def set_beamline_setup(self, bl_setup):
        self._beamline_setup_hwobj = bl_setup
        self._acq_widget.set_beamline_setup(bl_setup)

    def _prefix_ledit_change(self, new_value):
        prefix = self._data_collection.acquisitions[0].\
                 path_template.get_prefix()
        self._data_collection.set_name(prefix)
        self._tree_view_item.setText(0, self._data_collection.get_name())

    def _run_number_ledit_change(self, new_value):
        if str(new_value).isdigit():
            self._data_collection.set_number(int(new_value))
            self._tree_view_item.setText(0, self._data_collection.get_name())

    def handle_path_conflict(self):
        if self._tree_view_item:
            dc_tree_widget = self._tree_view_item.listView().parent()
            dc_tree_widget.check_for_path_collisions()
            path_template = self._data_collection.acquisitions[0].path_template
            path_conflict = self.queue_model_hwobj.\
                        check_for_path_collisions(path_template)

            if path_conflict:
                logging.getLogger("user_level_log").\
                    error('The current path settings will overwrite data' +\
                          ' from another task. Correct the problem before collecting')
                Qt4_widget_colors.set_widget_color(widget, Qt4_widget_colors.LIGHT_RED)
            else:
                Qt4_widget_colors.set_widget_color(widget, Qt4_widget_colors.LIGHT_WHITE)

    def mad_energy_selected(self, name, energy, state):
        path_template = self._data_collection.acquisitions[0].path_template

        if state:
            path_template.mad_prefix = name
        else:
            path_template.mad_prefix = ''

        run_number = self._beamline_setup_hwobj.queue_model_hwobj.\
          get_next_run_number(path_template)

        self._data_path_widget.set_run_number(run_number)
        self._data_path_widget.set_prefix(path_template.base_prefix)
        model = self._tree_view_item.get_model()
        model.set_name(path_template.get_prefix())
        self._tree_view_item.setText(0, model.get_name())

    def tab_changed(self):
        if self._tree_view_item:
            self.populate_widget(self._tree_view_item)

    def populate_widget(self, tree_view_item):
        self._tree_view_item = tree_view_item
        advanced_model = tree_view_item.get_model()
        self._data_collection = advanced_model.reference_image_collection
        executed = self._data_collection.is_executed()

        self._acq_widget.setEnabled(not executed)
        self._data_path_widget.setEnabled(not executed)


        image = advanced_model.grid_object.get_snapshot()
        try:
           image = image.scaled(427, 320, QtCore.Qt.KeepAspectRatio)
           self.position_widget.svideo.setPixmap(QtGui.QPixmap(image))
        except:
           pass 

        self._acquisition_mib = DataModelInputBinder(self._data_collection.\
             acquisitions[0].acquisition_parameters)

        # The acq_widget sends a signal to the path_widget, and it relies
        # on that both models upto date, we need to refactor this part
        # so that both models are set before taking ceratin actions.
        # This workaround, works for the time beeing.
        self._data_path_widget._data_model = self._data_collection.\
             acquisitions[0].path_template
        self._data_path_widget.update_data_model(self._data_collection.\
              acquisitions[0].path_template)

        self._acq_widget.update_data_model(\
             self._data_collection.acquisitions[0].acquisition_parameters,
             self._data_collection.acquisitions[0].path_template)
        #self._acq_widget.use_osc_start(False)
        invalid = self._acquisition_mib.validate_all()
        if invalid:
            msg = "This data collection has one or more incorrect parameters,"+\
                  " correct the fields marked in red to solve the problem."
            logging.getLogger("user_level_log").\
                warning(msg)

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........
           not self.acq_widget_layout.energy_ledit.hasFocus():
            self.acq_widget_layout.energy_ledit.setText(str(energy))
        self.emit_acq_parameters_changed()

    def transmission_ledit_changed(self, transmission):
        if "transmission" not in self.value_changed_list:
            self.value_changed_list.append("transmission")
        self.emit_acq_parameters_changed()

    def update_transmission(self, transmission):
        if "transmission" not in self.value_changed_list:
            self.acq_widget_layout.transmission_ledit.setText(str(transmission))
        self.emit_acq_parameters_changed()
           
    def resolution_ledit_changed(self, resolution):
        if "resolution" not in self.value_changed_list:
            self.value_changed_list.append("resolution")
        self.emit_acq_parameters_changed()

    def update_resolution(self, resolution):
        if "resolution" not in self.value_changed_list and \
           not self.acq_widget_layout.resolution_ledit.hasFocus():
            self.acq_widget_layout.resolution_ledit.setText(str(resolution))
        self.emit_acq_parameters_changed()

    def update_energy_limits(self, limits):
        if limits:
            self.energy_validator.setBottom(limits[0])
            self.energy_validator.setTop(limits[1])
            self.acq_widget_layout.energy_ledit.setToolTip(\
               "Energy limits %0.4f : %0.4f keV\n" % \
               (limits[0], limits[1]) + \
               "4 digits precision.")
            self._acquisition_mib.validate_all()

    def update_transmission_limits(self, limits):
        if limits:
            self.transmission_validator.setBottom(limits[0])
            self.transmission_validator.setTop(limits[1])
            self.acq_widget_layout.transmission_ledit.setToolTip(\
               "Transmission limits %0.2f : %0.2f %%\n" % \
               (limits[0], limits[1]) + \
               "2 digits precision.")
            self._acquisition_mib.validate_all()

    def update_resolution_limits(self, limits):
        if limits:
            self.resolution_validator.setBottom(limits[0])
            self.resolution_validator.setTop(limits[1])
            self.acq_widget_layout.resolution_ledit.setToolTip(
               "Resolution limits %0.4f : %0.4f %s\n" % \
               (limits[0], limits[1], chr(197)) + 
               "4 digits precision.")
            self._acquisition_mib.validate_all()

    def update_detector_exp_time_limits(self, limits):
        if limits:
            self.exp_time_validator.setRange(limits[0], limits[1], 6)
            self.acq_widget_layout.exp_time_ledit.setToolTip(
               "Exposure time limits %0.6f s : %0.1f s\n" % \
               (limits[0], limits[1]) + \
               "6 digits precision.")
            self._acquisition_mib.validate_all()

    def init_detector_roi_modes(self):
        if self._beamline_setup_hwobj is not None:

# 需要导入模块: from widgets.Qt4_widget_utils import DataModelInputBinder [as 别名]
# 或者: from widgets.Qt4_widget_utils.DataModelInputBinder import validate_all [as 别名]

#.........这里部分代码省略.........
        _main_hlayout.addStretch(0)

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

        # Qt signal/slot connections ------------------------------------------
        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._acq_widget.madEnergySelectedSignal.\
             connect(self.mad_energy_selected)
        self._acq_widget.acqParametersChangedSignal.\
             connect(self.acq_parameters_changed)

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

    def set_beamline_setup(self, bl_setup):
        self._acq_widget.set_beamline_setup(bl_setup)
        self._beamline_setup_hwobj = bl_setup

    def _prefix_ledit_change(self, new_value):
        prefix = self._data_collection.acquisitions[0].\
                 path_template.get_prefix()
        self._data_collection.set_name(prefix)
        self._tree_view_item.setText(0, self._data_collection.get_name())

    def _run_number_ledit_change(self, new_value):
        if str(new_value).isdigit():
            self._data_collection.set_number(int(new_value))
            self._tree_view_item.setText(0, self._data_collection.get_name())

    def acq_parameters_changed(self):
        if self._tree_view_item is None:
            #TODO fix this
            return 
        dc_tree_widget = self._tree_view_item.listView().parent()
        dc_tree_widget.check_for_path_collisions()
        path_template = self._data_collection.acquisitions[0].path_template
        path_conflict = self.queue_model_hwobj.\
                        check_for_path_collisions(path_template)

    def __add_data_collection(self):
        return self.add_dc_cb(self._data_collection, self.collection_type)
    
    def mad_energy_selected(self, name, energy, state):
        path_template = self._data_collection.acquisitions[0].path_template

        if state:
            path_template.mad_prefix = name
        else:
            path_template.mad_prefix = ''

        run_number = self._beamline_setup_hwobj.queue_model_hwobj.\
          get_next_run_number(path_template)

        self._data_path_widget.set_run_number(run_number)
        self._data_path_widget.set_prefix(path_template.base_prefix)
        model = self._tree_view_item.get_model()
        model.set_name(path_template.get_prefix())
        self._tree_view_item.setText(0, model.get_name())
        
    def tab_changed(self):
        if self._tree_view_item:
            self.populate_parameter_widget(self._tree_view_item)

    def set_enabled(self, state):
        self._acq_widget.setEnabled(state)
        self._data_path_widget.setEnabled(state)
        self._processing_widget.setEnabled(state)

    def populate_widget(self, item):
        data_collection = item.get_model()
        self._tree_view_item = item
        self._data_collection = data_collection
        self._acquisition_mib = DataModelInputBinder(self._data_collection.\
                                                         acquisitions[0].acquisition_parameters)

        # The acq_widget sends a signal to the path_widget, and it relies
        # on that both models upto date, we need to refactor this part
        # so that both models are set before taking ceratin actions.
        # This workaround, works for the time beeing.
        self._data_path_widget._data_model = data_collection.acquisitions[0].path_template

        self._acq_widget.set_energies(data_collection.crystal.energy_scan_result)
        self._acq_widget.update_data_model(data_collection.acquisitions[0].\
                                          acquisition_parameters,
                                          data_collection.acquisitions[0].\
                                          path_template)
        self._data_path_widget.update_data_model(data_collection.\
                                           acquisitions[0].path_template)
        self._processing_widget.update_data_model(data_collection.\
                                                 processing_parameters)

        invalid = self._acquisition_mib.validate_all()
        if invalid:
            msg = "This data collection has one or more incorrect parameters,"+\
                " correct the fields marked in red to solve the problem."

            logging.getLogger("GUI").warning(msg)