simplify handling of locale specific with InputField from Python

src/Gui/InputField.cpp

@@ -457,6 +457,25 @@ void InputField::setQuantityString(const QString& text)
     updateText(actQuantity);
 }
 
+/// return the quantity in C locale, i.e. decimal separator is a dot.
+QString InputField::rawText(void) const
+{
+    double  factor;
+    QString unit;
+    double value = actQuantity.getValue();
+    actQuantity.getUserString(factor, unit);
+    return QString::fromLatin1("%1 %2").arg(value / factor).arg(unit);
+}
+
+/// expects the string in C locale and internally converts it into the OS-specific locale
+void InputField::setRawText(const QString& text)
+{
+    Base::Quantity quant = Base::Quantity::parse(text);
+    // Input and then format the quantity
+    newInput(quant.getUserString());
+    updateText(actQuantity);
+}
+
 /// get the value of the singleStep property
 double InputField::singleStep(void)const
 {

src/Gui/InputField.h

@@ -72,6 +72,7 @@ class GuiExport InputField : public ExpressionLineEdit, public ExpressionBinding
     Q_PROPERTY(QString format READ getFormat WRITE setFormat )
     Q_PROPERTY(Base::Quantity quantity READ getQuantity WRITE setValue )
     Q_PROPERTY(QString quantityString READ getQuantityString WRITE setQuantityString )
+    Q_PROPERTY(QString rawText READ rawText WRITE setRawText )
 
 
 public:
@@ -92,6 +93,12 @@ public:
     /// set, validate and display quantity from a string. Must match existing units.
     void setQuantityString(const QString& text);
 
+    /// return the quantity in C locale, i.e. decimal separator is a dot.
+    QString rawText(void) const;
+
+    /// expects the string in C locale and internally converts it into the OS-specific locale
+    void setRawText(const QString& text);
+
     /// gives the current state of the user input, gives true if it is a valid input with correct quantity
     /// (shown by the green pixmap), returns false if the input is a unparsable string or has a wrong unit
     /// (shown by the red pixmap in the gui)

src/Mod/Fem/femguiobjects/_ViewProviderFemResultMechanical.py

@@ -380,11 +380,11 @@ class _TaskPanelFemResultShow:
 
     def set_result_stats(self, unit, minm, avg, maxm):
         self.form.le_min.setProperty("unit", unit)
-        self.form.le_min.setText("{:.6} {}".format(minm, unit))
+        self.form.le_min.setProperty("rawText", "{:.6} {}".format(minm, unit))
         self.form.le_avg.setProperty("unit", unit)
-        self.form.le_avg.setText("{:.6} {}".format(avg, unit))
+        self.form.le_avg.setProperty("rawText", "{:.6} {}".format(avg, unit))
         self.form.le_max.setProperty("unit", unit)
-        self.form.le_max.setText("{:.6} {}".format(maxm, unit))
+        self.form.le_max.setProperty("rawText", "{:.6} {}".format(maxm, unit))
 
     def update_displacement(self, factor=None):
         if factor is None: