Changeset e4676c8 in sasview for src/sas/qtgui/GuiUtils.py

Timestamp:

Nov 3, 2016 6:07:10 AM (7 years ago)

Author:

Piotr Rozyczko <rozyczko@…>

Branches:

ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc

Children:

ca8b853

Parents:

f140169

Message:

Added SLDCalculator unit tests. Refactored things a bit.

File:

• src/sas/qtgui/GuiUtils.py (modified) (2 diffs, 1 prop)

src/sas/qtgui/GuiUtils.py

@@ -25 +25 @@
 #from sas.sasgui.guiframe.events import StatusEvent
 #from sas.sasgui.guiframe.events import NewPlotEvent
+
+from periodictable import formula as Formula
 
 from sas.sasgui.guiframe.dataFitting import Data1D
@@ -535 +537 @@
     if os.path.splitext(filename)[1].lower() == ext_format:
         loader.save(filename, data, ext_format)
+
+class FormulaValidator(QtGui.QValidator):
+    def __init__(self, parent=None):
+        super(FormulaValidator, self).__init__(parent)
+  
+    def validate(self, input, pos):
+        try:
+            Formula(str(input))
+            self._setStyleSheet("")
+            return QtGui.QValidator.Acceptable, pos
+
+        except Exception as e:
+            self._setStyleSheet("background-color:pink;")
+            return QtGui.QValidator.Intermediate, pos
+
+    def _setStyleSheet(self, value):
+        try:
+            if self.parent():
+                self.parent().setStyleSheet(value)
+        except:
+            pass