From ad95704832bd04d24212bd66d2e128aae82d44d1 Mon Sep 17 00:00:00 2001
From: Alfredo Monclus <alfredomonclus@gmail.com>
Date: Sat, 15 Mar 2025 15:46:40 -0300
Subject: [PATCH] Gui: spinbox add patch for qt<6.3

---
 src/Gui/SpinBox.cpp | 18 ++++++++++++++++--
 src/Gui/SpinBox.h   |  1 +
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/Gui/SpinBox.cpp b/src/Gui/SpinBox.cpp
index fbdcfc1abe..eebf84a245 100644
--- a/src/Gui/SpinBox.cpp
+++ b/src/Gui/SpinBox.cpp
@@ -60,12 +60,22 @@ ExpressionSpinBox::ExpressionSpinBox(QAbstractSpinBox* sb)
     // horizontal to avoid going under the icon
     lineedit->setAlignment(Qt::AlignVCenter);
     int iconWidth = iconLabel->sizeHint().width();
-    int margin = lineedit->style()->pixelMetric(QStyle::PM_LineEditIconMargin, nullptr, lineedit);
+    int margin = getMargin();
     lineedit->setTextMargins(margin, margin, margin + iconWidth, margin);
 }
 
 ExpressionSpinBox::~ExpressionSpinBox() = default;
 
+int ExpressionSpinBox::getMargin()
+{
+    lineedit = spinbox->findChild<QLineEdit*>();
+#if QT_VERSION >= QT_VERSION_CHECK(6, 3, 0)
+    return lineedit->style()->pixelMetric(QStyle::PM_LineEditIconMargin, nullptr, lineedit) / 2;
+#else
+    return lineedit->style()->pixelMetric(QStyle::PM_FocusFrameHMargin, nullptr, lineedit);
+#endif
+}
+
 void ExpressionSpinBox::bind(const App::ObjectIdentifier &_path)
 {
     ExpressionBinding::bind(_path);
@@ -169,7 +179,11 @@ void ExpressionSpinBox::onChange()
 
 void ExpressionSpinBox::resizeWidget()
 {
-    int margin = lineedit->style()->pixelMetric(QStyle::PM_LineEditIconMargin, nullptr, lineedit);
+#if QT_VERSION >= QT_VERSION_CHECK(6, 3, 0)
+    int margin = lineedit->style()->pixelMetric(QStyle::PM_LineEditIconMargin, nullptr, lineedit) / 2;
+#else
+    int margin = lineedit->style()->pixelMetric(QStyle::PM_FocusFrameHMargin, nullptr, lineedit);
+#endif
     int iconWidth = iconLabel->width() + margin;
     iconLabel->move(lineedit->width() - iconWidth, (lineedit->height() - iconLabel->height()) / 2);
     updateExpression();
diff --git a/src/Gui/SpinBox.h b/src/Gui/SpinBox.h
index 6402d6de31..2ba27f9b36 100644
--- a/src/Gui/SpinBox.h
+++ b/src/Gui/SpinBox.h
@@ -63,6 +63,7 @@ protected:
     virtual void showIcon();
     virtual void validateInput();
     void resizeWidget();
+    int getMargin();
 
     bool handleKeyEvent(const QString&);
     virtual void openFormulaDialog();