| 1 | """ |
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| 2 | This module provides a GUI for the file converter |
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| 3 | """ |
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| 4 | |
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| 5 | import wx |
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| 6 | import sys |
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| 7 | import numpy as np |
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| 8 | from wx.lib.scrolledpanel import ScrolledPanel |
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| 9 | from sas.sasgui.guiframe.panel_base import PanelBase |
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| 10 | from sas.sasgui.perspectives.calculator import calculator_widgets as widget |
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| 11 | from sas.sasgui.perspectives.file_converter.converter_widgets import VectorInput |
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| 12 | from sas.sasgui.perspectives.file_converter.meta_panels import MetadataWindow |
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| 13 | from sas.sasgui.perspectives.file_converter.meta_panels import DetectorPanel |
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| 14 | from sas.sasgui.perspectives.file_converter.meta_panels import SamplePanel |
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| 15 | from sas.sasgui.perspectives.file_converter.meta_panels import SourcePanel |
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| 16 | from sas.sasgui.guiframe.events import StatusEvent |
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| 17 | from sas.sasgui.guiframe.documentation_window import DocumentationWindow |
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| 18 | from sas.sasgui.guiframe.dataFitting import Data1D |
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| 19 | from sas.sasgui.guiframe.utils import check_float |
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| 20 | from sas.sascalc.dataloader.readers.cansas_reader import Reader as CansasReader |
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| 21 | from sas.sasgui.perspectives.file_converter.bsl_loader import BSLLoader |
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| 22 | from sas.sascalc.dataloader.data_info import Detector |
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| 23 | from sas.sascalc.dataloader.data_info import Sample |
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| 24 | from sas.sascalc.dataloader.data_info import Source |
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| 25 | from sas.sascalc.dataloader.data_info import Vector |
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| 26 | |
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| 27 | # Panel size |
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| 28 | if sys.platform.count("win32") > 0: |
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| 29 | PANEL_TOP = 0 |
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| 30 | _STATICBOX_WIDTH = 410 |
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| 31 | _BOX_WIDTH = 200 |
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| 32 | PANEL_SIZE = 480 |
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| 33 | FONT_VARIANT = 0 |
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| 34 | else: |
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| 35 | PANEL_TOP = 60 |
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| 36 | _STATICBOX_WIDTH = 430 |
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| 37 | _BOX_WIDTH = 200 |
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| 38 | PANEL_SIZE = 500 |
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| 39 | FONT_VARIANT = 1 |
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| 40 | |
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| 41 | class ConverterPanel(ScrolledPanel, PanelBase): |
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| 42 | |
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| 43 | def __init__(self, parent, base=None, *args, **kwargs): |
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| 44 | ScrolledPanel.__init__(self, parent, *args, **kwargs) |
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| 45 | PanelBase.__init__(self) |
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| 46 | self.SetupScrolling() |
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| 47 | self.SetWindowVariant(variant=FONT_VARIANT) |
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| 48 | |
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| 49 | self.base = base |
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| 50 | self.parent = parent |
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| 51 | self.meta_frames = [] |
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| 52 | |
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| 53 | self.q_input = None |
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| 54 | self.iq_input = None |
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| 55 | self.output = None |
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| 56 | self.data_type = "ascii" |
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| 57 | |
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| 58 | self.metadata = { |
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| 59 | 'title': None, |
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| 60 | 'run': None, |
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| 61 | 'run_name': None, |
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| 62 | 'instrument': None, |
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| 63 | 'detector': [Detector()], |
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| 64 | 'sample': Sample(), |
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| 65 | 'source': Source() |
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| 66 | } |
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| 67 | |
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| 68 | self.metadata['detector'][0].name = '' |
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| 69 | self.metadata['source'].radiation = 'neutron' |
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| 70 | |
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| 71 | self._do_layout() |
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| 72 | self.SetAutoLayout(True) |
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| 73 | self.Layout() |
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| 74 | |
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| 75 | def convert_to_cansas(self, data, filename): |
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| 76 | reader = CansasReader() |
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| 77 | reader.write(filename, data) |
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| 78 | |
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| 79 | def extract_data(self, filename): |
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| 80 | data = np.loadtxt(filename, dtype=str) |
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| 81 | |
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| 82 | if len(data.shape) != 1: |
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| 83 | msg = "Error reading {}: Only one column of data is allowed" |
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| 84 | raise Exception(msg.format(filename.split('\\')[-1])) |
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| 85 | |
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| 86 | is_float = True |
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| 87 | try: |
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| 88 | float(data[0]) |
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| 89 | except: |
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| 90 | is_float = False |
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| 91 | |
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| 92 | if not is_float: |
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| 93 | end_char = data[0][-1] |
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| 94 | # If lines end with comma or semi-colon, trim the last character |
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| 95 | if end_char == ',' or end_char == ';': |
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| 96 | data = map(lambda s: s[0:-1], data) |
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| 97 | else: |
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| 98 | msg = ("Error reading {}: Lines must end with a digit, comma " |
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| 99 | "or semi-colon").format(filename.split('\\')[-1]) |
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| 100 | raise Exception(msg) |
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| 101 | |
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| 102 | return np.array(data, dtype=np.float32) |
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| 103 | |
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| 104 | def on_convert(self, event): |
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| 105 | if not self.validate_inputs(): |
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| 106 | return |
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| 107 | |
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| 108 | self.metadata['sample'].ID = self.metadata['title'] |
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| 109 | |
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| 110 | try: |
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| 111 | if self.data_type == 'ascii': |
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| 112 | qdata = self.extract_data(self.q_input.GetPath()) |
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| 113 | iqdata = self.extract_data(self.iq_input.GetPath()) |
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| 114 | else: # self.data_type == 'bsl' |
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| 115 | loader = BSLLoader(self.q_input.GetPath(), |
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| 116 | self.iq_input.GetPath()) |
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| 117 | bsl_data = loader.load_bsl_data() |
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| 118 | qdata = bsl_data.q_axis.data[0] |
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| 119 | iqdata = bsl_data.data_axis.data[0] |
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| 120 | except Exception as ex: |
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| 121 | msg = str(ex) |
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| 122 | wx.PostEvent(self.parent.manager.parent, |
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| 123 | StatusEvent(status=msg, info='error')) |
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| 124 | return |
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| 125 | |
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| 126 | output_path = self.output.GetPath() |
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| 127 | data = Data1D(x=qdata, y=iqdata) |
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| 128 | data.filename = output_path.split('\\')[-1] |
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| 129 | |
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| 130 | if self.metadata['run'] is not None: |
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| 131 | run = self.metadata['run'] |
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| 132 | run_name = self.metadata['run_name'] |
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| 133 | |
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| 134 | if not isinstance(run, list) and run is not None: |
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| 135 | self.metadata['run'] = [run] |
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| 136 | else: |
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| 137 | run = run[0] |
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| 138 | |
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| 139 | if not isinstance(run_name, dict): |
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| 140 | if run_name is not None: |
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| 141 | self.metadata['run_name'] = { run: run_name } |
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| 142 | else: |
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| 143 | self.metadata['run_name'] = {} |
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| 144 | elif run_name != {}: |
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| 145 | self.metadata['run_name'][run] = run_name.values()[0] |
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| 146 | else: |
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| 147 | self.metadata['run'] = [] |
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| 148 | self.metadata['run_name'] = {} |
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| 149 | |
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| 150 | for attr, value in self.metadata.iteritems(): |
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| 151 | if value is not None: |
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| 152 | setattr(data, attr, value) |
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| 153 | |
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| 154 | self.convert_to_cansas(data, output_path) |
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| 155 | wx.PostEvent(self.parent.manager.parent, |
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| 156 | StatusEvent(status="Conversion completed.")) |
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| 157 | |
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| 158 | def on_help(self, event): |
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| 159 | tree_location = ("user/sasgui/perspectives/file_converter/" |
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| 160 | "file_converter_help.html") |
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| 161 | doc_viewer = DocumentationWindow(self, -1, tree_location, |
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| 162 | "", "File Converter Help") |
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| 163 | |
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| 164 | def validate_inputs(self): |
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| 165 | msg = "You must select a" |
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| 166 | if self.q_input.GetPath() == '': |
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| 167 | msg += " Q Axis input file." |
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| 168 | elif self.iq_input.GetPath() == '': |
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| 169 | msg += "n Intensity input file." |
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| 170 | elif self.output.GetPath() == '': |
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| 171 | msg += "destination for the converted file." |
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| 172 | if msg != "You must select a": |
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| 173 | wx.PostEvent(self.parent.manager.parent, |
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| 174 | StatusEvent(status=msg, info='error')) |
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| 175 | return |
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| 176 | |
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| 177 | return True |
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| 178 | |
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| 179 | def show_detector_window(self, event): |
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| 180 | if self.meta_frames != []: |
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| 181 | for frame in self.meta_frames: |
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| 182 | frame.panel.on_close() |
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| 183 | detector_frame = MetadataWindow(DetectorPanel, |
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| 184 | parent=self.parent.manager.parent, manager=self, |
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| 185 | metadata=self.metadata['detector'][0], title='Detector Metadata') |
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| 186 | self.meta_frames.append(detector_frame) |
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| 187 | self.parent.manager.put_icon(detector_frame) |
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| 188 | detector_frame.Show(True) |
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| 189 | |
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| 190 | def show_sample_window(self, event): |
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| 191 | if self.meta_frames != []: |
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| 192 | for frame in self.meta_frames: |
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| 193 | frame.panel.on_close() |
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| 194 | sample_frame = MetadataWindow(SamplePanel, |
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| 195 | parent=self.parent.manager.parent, manager=self, |
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| 196 | metadata=self.metadata['sample'], title='Sample Metadata') |
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| 197 | self.meta_frames.append(sample_frame) |
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| 198 | self.parent.manager.put_icon(sample_frame) |
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| 199 | sample_frame.Show(True) |
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| 200 | |
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| 201 | def show_source_window(self, event): |
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| 202 | if self.meta_frames != []: |
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| 203 | for frame in self.meta_frames: |
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| 204 | frame.panel.on_close() |
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| 205 | source_frame = MetadataWindow(SourcePanel, |
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| 206 | parent=self.parent.manager.parent, manager=self, |
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| 207 | metadata=self.metadata['source'], title="Source Metadata") |
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| 208 | self.meta_frames.append(source_frame) |
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| 209 | self.parent.manager.put_icon(source_frame) |
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| 210 | source_frame.Show(True) |
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| 211 | |
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| 212 | def on_collapsible_pane(self, event): |
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| 213 | self.Freeze() |
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| 214 | self.SetupScrolling() |
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| 215 | self.parent.Layout() |
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| 216 | self.Thaw() |
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| 217 | |
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| 218 | def datatype_changed(self, event): |
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| 219 | event.Skip() |
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| 220 | dtype = event.GetEventObject().GetName() |
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| 221 | self.data_type = dtype |
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| 222 | |
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| 223 | def radiationtype_changed(self, event): |
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| 224 | event.Skip() |
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| 225 | rtype = event.GetEventObject().GetValue().lower() |
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| 226 | self.metadata['source'].radiation = rtype |
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| 227 | |
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| 228 | def metadata_changed(self, event): |
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| 229 | event.Skip() |
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| 230 | textbox = event.GetEventObject() |
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| 231 | attr = textbox.GetName() |
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| 232 | value = textbox.GetValue().strip() |
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| 233 | |
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| 234 | if value == '': |
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| 235 | self.metadata[attr] = None |
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| 236 | else: |
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| 237 | self.metadata[attr] = value |
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| 238 | |
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| 239 | |
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| 240 | def _do_layout(self): |
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| 241 | vbox = wx.BoxSizer(wx.VERTICAL) |
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| 242 | |
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| 243 | instructions = ("Select either single column ASCII files or BSL/OTOKO" |
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| 244 | " files containing the Q-Axis and Intensity-axis data, chose where" |
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| 245 | " to save the converted file, then click Convert to convert them " |
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| 246 | "to CanSAS XML format. If required, metadata can also be input " |
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| 247 | "below.") |
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| 248 | instruction_label = wx.StaticText(self, -1, instructions, |
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| 249 | size=(_STATICBOX_WIDTH+40, -1)) |
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| 250 | instruction_label.Wrap(_STATICBOX_WIDTH+40) |
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| 251 | vbox.Add(instruction_label, flag=wx.TOP | wx.LEFT | wx.RIGHT, border=5) |
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| 252 | |
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| 253 | section = wx.StaticBox(self, -1) |
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| 254 | section_sizer = wx.StaticBoxSizer(section, wx.VERTICAL) |
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| 255 | section_sizer.SetMinSize((_STATICBOX_WIDTH, -1)) |
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| 256 | |
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| 257 | input_grid = wx.GridBagSizer(5, 5) |
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| 258 | |
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| 259 | y = 0 |
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| 260 | |
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| 261 | q_label = wx.StaticText(self, -1, "Q-Axis Data: ") |
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| 262 | input_grid.Add(q_label, (y,0), (1,1), wx.ALIGN_CENTER_VERTICAL, 5) |
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| 263 | |
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| 264 | self.q_input = wx.FilePickerCtrl(self, -1, |
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| 265 | size=(_STATICBOX_WIDTH-80, -1), |
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| 266 | message="Chose the Q-Axis data file.") |
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| 267 | input_grid.Add(self.q_input, (y,1), (1,1), wx.ALL, 5) |
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| 268 | y += 1 |
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| 269 | |
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| 270 | iq_label = wx.StaticText(self, -1, "Intensity-Axis Data: ") |
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| 271 | input_grid.Add(iq_label, (y,0), (1,1), wx.ALIGN_CENTER_VERTICAL, 5) |
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| 272 | |
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| 273 | self.iq_input = wx.FilePickerCtrl(self, -1, |
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| 274 | size=(_STATICBOX_WIDTH-80, -1), |
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| 275 | message="Chose the Intensity-Axis data file.") |
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| 276 | input_grid.Add(self.iq_input, (y,1), (1,1), wx.ALL, 5) |
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| 277 | y += 1 |
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| 278 | |
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| 279 | data_type_label = wx.StaticText(self, -1, "Input Format: ") |
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| 280 | input_grid.Add(data_type_label, (y,0), (1,1), |
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| 281 | wx.ALIGN_CENTER_VERTICAL, 5) |
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| 282 | radio_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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| 283 | ascii_btn = wx.RadioButton(self, -1, "ASCII", name="ascii", |
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| 284 | style=wx.RB_GROUP) |
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| 285 | ascii_btn.Bind(wx.EVT_RADIOBUTTON, self.datatype_changed) |
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| 286 | radio_sizer.Add(ascii_btn) |
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| 287 | bsl_btn = wx.RadioButton(self, -1, "BSL/OTOKO", name="bsl") |
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| 288 | bsl_btn.Bind(wx.EVT_RADIOBUTTON, self.datatype_changed) |
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| 289 | radio_sizer.Add(bsl_btn) |
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| 290 | input_grid.Add(radio_sizer, (y,1), (1,1), wx.ALL, 5) |
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| 291 | y += 1 |
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| 292 | |
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| 293 | radiation_label = wx.StaticText(self, -1, "Radiation Type: ") |
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| 294 | input_grid.Add(radiation_label, (y,0), (1,1), wx.ALL, 5) |
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| 295 | radiation_input = wx.ComboBox(self, -1, |
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| 296 | choices=["Neutron", "X-Ray", "Muon", "Electron"], |
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| 297 | name="radiation", style=wx.CB_READONLY, value="Neutron") |
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| 298 | radiation_input.Bind(wx.EVT_COMBOBOX, self.radiationtype_changed) |
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| 299 | input_grid.Add(radiation_input, (y,1), (1,1)) |
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| 300 | y += 1 |
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| 301 | |
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| 302 | output_label = wx.StaticText(self, -1, "Output File: ") |
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| 303 | input_grid.Add(output_label, (y,0), (1,1), wx.ALIGN_CENTER_VERTICAL, 5) |
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| 304 | |
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| 305 | self.output = wx.FilePickerCtrl(self, -1, |
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| 306 | size=(_STATICBOX_WIDTH-80, -1), |
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| 307 | message="Chose where to save the output file.", |
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| 308 | style=wx.FLP_SAVE | wx.FLP_OVERWRITE_PROMPT | wx.FLP_USE_TEXTCTRL, |
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| 309 | wildcard="*.xml") |
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| 310 | input_grid.Add(self.output, (y,1), (1,1), wx.ALL, 5) |
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| 311 | y += 1 |
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| 312 | |
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| 313 | convert_btn = wx.Button(self, wx.ID_OK, "Convert") |
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| 314 | input_grid.Add(convert_btn, (y,0), (1,1), wx.ALL, 5) |
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| 315 | convert_btn.Bind(wx.EVT_BUTTON, self.on_convert) |
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| 316 | |
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| 317 | help_btn = wx.Button(self, -1, "HELP") |
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| 318 | input_grid.Add(help_btn, (y,1), (1,1), wx.ALL, 5) |
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| 319 | help_btn.Bind(wx.EVT_BUTTON, self.on_help) |
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| 320 | |
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| 321 | section_sizer.Add(input_grid) |
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| 322 | |
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| 323 | vbox.Add(section_sizer, flag=wx.ALL, border=5) |
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| 324 | |
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| 325 | metadata_section = wx.CollapsiblePane(self, -1, "Metadata", |
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| 326 | size=(_STATICBOX_WIDTH+40, -1), style=wx.WS_EX_VALIDATE_RECURSIVELY) |
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| 327 | metadata_pane = metadata_section.GetPane() |
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| 328 | metadata_grid = wx.GridBagSizer(5, 5) |
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| 329 | |
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| 330 | metadata_section.Bind(wx.EVT_COLLAPSIBLEPANE_CHANGED, |
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| 331 | self.on_collapsible_pane) |
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| 332 | |
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| 333 | y = 0 |
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| 334 | windows = ['detector', 'sample', 'source'] |
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| 335 | for item in self.metadata.keys(): |
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| 336 | # Don't make fields for properties that have their own windows |
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| 337 | if item in windows: continue |
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| 338 | label_txt = item.replace('_', ' ').capitalize() |
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| 339 | label = wx.StaticText(metadata_pane, -1, label_txt, |
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| 340 | style=wx.ALIGN_CENTER_VERTICAL) |
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| 341 | input_box = wx.TextCtrl(metadata_pane, name=item, |
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| 342 | size=(_STATICBOX_WIDTH-80, -1)) |
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| 343 | input_box.Bind(wx.EVT_TEXT, self.metadata_changed) |
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| 344 | metadata_grid.Add(label, (y,0), (1,1), |
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| 345 | wx.ALL | wx.ALIGN_CENTER_VERTICAL, 5) |
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| 346 | metadata_grid.Add(input_box, (y,1), (1,2), wx.EXPAND) |
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| 347 | y += 1 |
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| 348 | |
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| 349 | detector_label = wx.StaticText(metadata_pane, -1, |
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| 350 | "Detector:") |
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| 351 | metadata_grid.Add(detector_label, (y, 0), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 352 | detector_btn = wx.Button(metadata_pane, -1, "Enter Detector Metadata") |
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| 353 | metadata_grid.Add(detector_btn, (y, 1), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 354 | detector_btn.Bind(wx.EVT_BUTTON, self.show_detector_window) |
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| 355 | y += 1 |
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| 356 | |
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| 357 | sample_label = wx.StaticText(metadata_pane, -1, "Sample: ") |
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| 358 | metadata_grid.Add(sample_label, (y,0), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 359 | sample_btn = wx.Button(metadata_pane, -1, "Enter Sample Metadata") |
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| 360 | metadata_grid.Add(sample_btn, (y,1), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 361 | sample_btn.Bind(wx.EVT_BUTTON, self.show_sample_window) |
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| 362 | y += 1 |
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| 363 | |
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| 364 | source_label = wx.StaticText(metadata_pane, -1, "Source: ") |
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| 365 | metadata_grid.Add(source_label, (y,0), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 366 | source_btn = wx.Button(metadata_pane, -1, "Enter Source Metadata") |
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| 367 | source_btn.Bind(wx.EVT_BUTTON, self.show_source_window) |
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| 368 | metadata_grid.Add(source_btn, (y,1), (1,1), wx.ALL | wx.EXPAND, 5) |
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| 369 | y += 1 |
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| 370 | |
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| 371 | metadata_pane.SetSizer(metadata_grid) |
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| 372 | |
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| 373 | vbox.Add(metadata_section, proportion=0, flag=wx.ALL, border=5) |
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| 374 | |
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| 375 | vbox.Fit(self) |
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| 376 | self.SetSizer(vbox) |
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| 377 | |
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| 378 | class ConverterWindow(widget.CHILD_FRAME): |
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| 379 | |
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| 380 | def __init__(self, parent=None, title='File Converter', base=None, |
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| 381 | manager=None, size=(PANEL_SIZE * 1.05, PANEL_SIZE / 1.25), |
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| 382 | *args, **kwargs): |
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| 383 | kwargs['title'] = title |
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| 384 | kwargs['size'] = size |
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| 385 | widget.CHILD_FRAME.__init__(self, parent, *args, **kwargs) |
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| 386 | |
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| 387 | self.manager = manager |
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| 388 | self.panel = ConverterPanel(self, base=None) |
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| 389 | self.Bind(wx.EVT_CLOSE, self.on_close) |
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| 390 | self.SetPosition((wx.LEFT, PANEL_TOP)) |
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| 391 | self.Show(True) |
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| 392 | |
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| 393 | def on_close(self, event): |
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| 394 | if self.manager is not None: |
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| 395 | self.manager.converter_frame = None |
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| 396 | self.Destroy() |
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