Fix decimal input in signal cursor dialogs with comma locale

Closes #276

Fixed decimal value input failing in signal cursor dialogs when using
regional settings with comma as decimal separator (e.g., French, German
locales).

Author: PierreRaybaut

datalab/widgets/signalcursor.py

@@ -12,6 +12,7 @@
 from guidata.configtools import get_icon
 from plotpy.builder import make
 from plotpy.plot import PlotDialog
+from qtpy import QtCore as QC
 from qtpy import QtGui as QG
 from qtpy import QtWidgets as QW
 from sigima.tools.signal.features import find_x_values_at_y
@@ -76,10 +77,14 @@ def __setup_dialog(self) -> None:
         ylabel = QW.QLabel("Y=")
         self.xlineedit = QW.QLineEdit()
         self.xlineedit.editingFinished.connect(self.xlineedit_editing_finished)
-        self.xlineedit.setValidator(QG.QDoubleValidator())
+        x_validator = QG.QDoubleValidator()
+        x_validator.setLocale(QC.QLocale("C"))
+        self.xlineedit.setValidator(x_validator)
         self.ylineedit = QW.QLineEdit()
         self.ylineedit.editingFinished.connect(self.ylineedit_editing_finished)
-        self.ylineedit.setValidator(QG.QDoubleValidator())
+        y_validator = QG.QDoubleValidator()
+        y_validator.setLocale(QC.QLocale("C"))
+        self.ylineedit.setValidator(y_validator)
         self.xlineedit.setReadOnly(self.__cursor_orientation == "horizontal")
         self.xlineedit.setDisabled(self.__cursor_orientation == "horizontal")
         self.ylineedit.setReadOnly(self.__cursor_orientation == "vertical")

datalab/widgets/signaldeltax.py

@@ -15,6 +15,7 @@
 from guidata.configtools import get_icon
 from plotpy.builder import make
 from plotpy.plot import PlotDialog
+from qtpy import QtCore as QC
 from qtpy import QtGui as QG
 from qtpy import QtWidgets as QW
 from sigima.tools.signal.pulse import full_width_at_y
@@ -68,7 +69,9 @@ def __setup_dialog(self) -> None:
         self.deltaxlineedit.setDisabled(True)
         self.ylineedit = QW.QLineEdit()
         self.ylineedit.editingFinished.connect(self.ylineedit_editing_finished)
-        self.ylineedit.setValidator(QG.QDoubleValidator())
+        y_validator = QG.QDoubleValidator()
+        y_validator.setLocale(QC.QLocale("C"))
+        self.ylineedit.setValidator(y_validator)
         xygroup = QW.QGroupBox(_("Cursor position"))
         xylayout = QW.QHBoxLayout()
         xylayout.addWidget(xlabel)

doc/locale/fr/LC_MESSAGES/features/advanced/proxy.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DataLab \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-10-16 16:57+0200\n"
+"POT-Creation-Date: 2025-12-13 08:36+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: fr\n"
@@ -334,6 +334,24 @@ msgstr ""
 msgid "list of file names"
 msgstr ""
 
+msgid "Load native DataLab HDF5 workspace files without any GUI elements."
+msgstr ""
+
+msgid "This method can be safely called from scripts (e.g., internal console, macros) as it does not create any Qt widgets, dialogs, or progress bars."
+msgstr ""
+
+msgid "This method only supports native DataLab HDF5 files. For importing arbitrary HDF5 files (non-native), use :meth:`open_h5_files` or :meth:`import_h5_file` instead."
+msgstr ""
+
+msgid "List of native DataLab HDF5 filenames"
+msgstr ""
+
+msgid "Reset all application data before importing. Defaults to False."
+msgstr ""
+
+msgid "If a file is not a valid native DataLab HDF5 file"
+msgstr ""
+
 msgid "Open a DataLab HDF5 file or import from any other HDF5 file."
 msgstr ""
 
@@ -358,6 +376,15 @@ msgstr ""
 msgid "if macro not found"
 msgstr ""
 
+msgid "Save current workspace to a native DataLab HDF5 file without GUI elements."
+msgstr ""
+
+msgid "HDF5 filename to save to"
+msgstr ""
+
+msgid "If file cannot be saved"
+msgstr ""
+
 msgid "Save to a DataLab HDF5 file."
 msgstr ""
 
@@ -433,6 +460,30 @@ msgstr ""
 msgid "panel name (valid values: \"signal\", \"image\"). If None, current panel is used"
 msgstr ""
 
+msgid "Load HDF5 workspace files without showing file dialog."
+msgstr ""
+
+msgid "This method loads one or more DataLab native HDF5 files directly, bypassing the file dialog. It is safe to call from the internal console or any context where Qt dialogs would cause threading issues."
+msgstr ""
+
+msgid "Path(s) to HDF5 file(s). Can be a single path string or a list of paths"
+msgstr ""
+
+msgid "If True, reset workspace before loading. Defaults to False."
+msgstr ""
+
+msgid "if file is not a DataLab native HDF5 file"
+msgstr ""
+
+msgid "Save workspace to HDF5 file without showing file dialog."
+msgstr ""
+
+msgid "This method saves the current workspace to a DataLab native HDF5 file directly, bypassing the file dialog. It is safe to call from the internal console or any context where Qt dialogs would cause threading issues."
+msgstr ""
+
+msgid "Path to the output HDF5 file"
+msgstr ""
+
 msgid "Proxy context manager"
 msgstr ""
 

doc/locale/fr/LC_MESSAGES/features/advanced/remote.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: DataLab \n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-10-16 16:42+0200\n"
+"POT-Creation-Date: 2025-12-13 08:36+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -444,6 +444,25 @@ msgstr ""
 msgid "list of file names"
 msgstr ""
 
+msgid "Load native DataLab HDF5 workspace files without any GUI elements."
+msgstr ""
+
+msgid "This method can be safely called from scripts (e.g., internal console, macros) as it does not create any Qt widgets, dialogs, or progress bars."
+msgstr ""
+
+msgid "This method only supports native DataLab HDF5 files. For importing arbitrary HDF5 files (non-native), use :meth:`open_h5_files` or :meth:`import_h5_file` instead."
+msgstr ""
+
+#, fuzzy
+msgid "List of native DataLab HDF5 filenames"
+msgstr "Enregistrer la session en cours dans un fichier HDF5"
+
+msgid "Reset all application data before importing. Defaults to False."
+msgstr ""
+
+msgid "If a file is not a valid native DataLab HDF5 file"
+msgstr ""
+
 msgid "Open a DataLab HDF5 file or import from any other HDF5 file."
 msgstr ""
 
@@ -468,6 +487,16 @@ msgstr ""
 msgid "if macro not found"
 msgstr ""
 
+msgid "Save current workspace to a native DataLab HDF5 file without GUI elements."
+msgstr ""
+
+#, fuzzy
+msgid "HDF5 filename to save to"
+msgstr "Parcourir un fichier HDF5"
+
+msgid "If file cannot be saved"
+msgstr ""
+
 #, fuzzy
 msgid "Save to a DataLab HDF5 file."
 msgstr "Enregistrer la session en cours dans un fichier HDF5"
@@ -508,3 +537,4 @@ msgstr ""
 
 msgid "Show titles state"
 msgstr ""
+

doc/locale/fr/LC_MESSAGES/release_notes/release_1.00.po

@@ -119,6 +119,18 @@ msgstr "Note : `load_h5_workspace()` ne prend en charge que les fichiers HDF5 na
 msgid "This closes [Issue #275](https://github.com/datalab-platform/datalab/issues/275) - Console freezes when calling `open_h5_files()` from internal console"
 msgstr "Ceci clôture [Issue #275](https://github.com/datalab-platform/datalab/issues/275) - Blocage de la console lors de l'appel de `open_h5_files()` depuis la console interne"
 
+msgid "**Signal cursor dialogs - Decimal input with regional settings:**"
+msgstr "**Boîtes de dialogue de curseur de signal - Saisie décimale avec les paramètres régionaux :**"
+
+msgid "Fixed decimal value input failing in signal cursor dialogs when using regional settings with comma as decimal separator (e.g., French, German locales)"
+msgstr "Correction de l'échec de la saisie de valeurs décimales dans les boîtes de dialogue de curseur de signal lors de l'utilisation de paramètres régionaux avec la virgule comme séparateur décimal (par exemple, locales française, allemande)"
+
+msgid "The Y input field in \"First abscissa at y=...\", \"Ordinate at x=...\", and \"Full width at y=...\" dialogs now consistently accepts dot as decimal separator regardless of system locale"
+msgstr "Le champ de saisie Y dans les boîtes de dialogue \"Première abscisse à y=...\", \"Ordonnée à x=...\" et \"Largeur totale à y=...\" accepte désormais systématiquement le point comme séparateur décimal, quelle que soit la locale du système"
+
+msgid "This closes [Issue #276](https://github.com/datalab-platform/datalab/issues/276) - Decimal input fails with regional settings using comma as decimal separator"
+msgstr "Ceci clôture [Issue #276](https://github.com/datalab-platform/datalab/issues/276) - Échec de la saisie décimale avec les paramètres régionaux utilisant la virgule comme séparateur décimal"
+
 msgid "DataLab Version 1.0.2 (2025-12-03)"
 msgstr "DataLab Version 1.0.2 (03/12/2025)"
 

doc/release_notes/release_1.00.md

@@ -48,6 +48,12 @@
 * Note: `load_h5_workspace()` only supports native DataLab HDF5 files; for importing arbitrary HDF5 files, use macros with `RemoteProxy`
 * This closes [Issue #275](https://github.com/datalab-platform/datalab/issues/275) - Console freezes when calling `open_h5_files()` from internal console
 
+**Signal cursor dialogs - Decimal input with regional settings:**
+
+* Fixed decimal value input failing in signal cursor dialogs when using regional settings with comma as decimal separator (e.g., French, German locales)
+* The Y input field in "First abscissa at y=...", "Ordinate at x=...", and "Full width at y=..." dialogs now consistently accepts dot as decimal separator regardless of system locale
+* This closes [Issue #276](https://github.com/datalab-platform/datalab/issues/276) - Decimal input fails with regional settings using comma as decimal separator
+
 ## DataLab Version 1.0.2 (2025-12-03) ##
 
 ### 🛠️ Bug Fixes since version 1.0.1 ###