| 1 | from PyQt5 import QtCore |
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| 2 | from PyQt5 import QtGui |
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| 3 | from PyQt5 import QtWidgets |
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| 4 | |
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| 5 | from sas.qtgui.UI import main_resources_rc |
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| 6 | from .UI.KiessigPanel import Ui_KiessigPanel |
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| 7 | import sas.qtgui.Utilities.GuiUtils as GuiUtils |
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| 8 | |
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| 9 | # sas-global |
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| 10 | from sas.sascalc.calculator.kiessig_calculator import KiessigThicknessCalculator |
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| 11 | |
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| 12 | |
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| 13 | class KiessigPanel(QtWidgets.QDialog, Ui_KiessigPanel): |
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| 14 | def __init__(self, parent=None): |
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| 15 | super(KiessigPanel, self).__init__() |
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| 16 | self.setupUi(self) |
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| 17 | |
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| 18 | self.setWindowTitle("Kiessig Thickness Calculator") |
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| 19 | |
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| 20 | self.manager = parent |
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| 21 | self.thickness = KiessigThicknessCalculator() |
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| 22 | |
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| 23 | self.deltaq_in.setText("0.05") |
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| 24 | |
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| 25 | # signals |
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| 26 | self.helpButton.clicked.connect(self.onHelp) |
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| 27 | self.computeButton.clicked.connect(self.onCompute) |
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| 28 | self.closeButton.clicked.connect(self.onClose) |
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| 29 | |
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| 30 | # no reason to have this widget resizable |
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| 31 | self.setFixedSize(self.minimumSizeHint()) |
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| 32 | |
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| 33 | def onHelp(self): |
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| 34 | """ |
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| 35 | Bring up the Kiessig fringe calculator Documentation whenever |
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| 36 | the HELP button is clicked. |
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| 37 | Calls DocumentationWindow with the path of the location within the |
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| 38 | documentation tree (after /doc/ ....". |
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| 39 | """ |
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| 40 | location = "/user/qtgui/Calculators/kiessig_calculator_help.html" |
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| 41 | self.manager.showHelp(location) |
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| 42 | |
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| 43 | def onCompute(self): |
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| 44 | """ |
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| 45 | Execute the computation of thickness |
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| 46 | """ |
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| 47 | try: |
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| 48 | self.thickness.set_deltaq(dq=float(self.deltaq_in.text())) |
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| 49 | kiessing_result = self.thickness.compute_thickness() |
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| 50 | if kiessing_result: |
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| 51 | float_as_str = "{:.3f}".format(kiessing_result) |
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| 52 | self.lengthscale_out.setText(float_as_str) |
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| 53 | else: |
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| 54 | # error or division by zero |
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| 55 | self.lengthscale_out.setText("") |
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| 56 | |
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| 57 | except (ArithmeticError, ValueError): |
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| 58 | self.lengthscale_out.setText("") |
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| 59 | |
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| 60 | def onClose(self): |
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| 61 | """ |
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| 62 | close the window containing this panel |
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| 63 | """ |
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| 64 | self.close() |
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