reformat on set_digits change

Change-Id: If69cee340e48d42b1be56ea6012e6686aa203f53
Reviewed-on: https://gerrit.libreoffice.org/63423
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

include/vcl/weld.hxx

@@ -926,7 +926,7 @@ public:
     bool has_focus() const { return m_xSpinButton->has_focus(); }
     void show(bool bShow = true) { m_xSpinButton->show(bShow); }
     void hide() { m_xSpinButton->hide(); }
-    void set_digits(unsigned int digits) { m_xSpinButton->set_digits(digits); }
+    void set_digits(unsigned int digits);
     void set_accessible_name(const OUString& rName) { m_xSpinButton->set_accessible_name(rName); }
     unsigned int get_digits() const { return m_xSpinButton->get_digits(); }
     void save_value() { m_xSpinButton->save_value(); }

vcl/source/window/builder.cxx

@@ -242,6 +242,16 @@ namespace weld
         return aStr;
     }
 
+    void MetricSpinButton::set_digits(unsigned int digits)
+    {
+        int step, page;
+        get_increments(step, page, m_eSrcUnit);
+        int value = get_value(m_eSrcUnit);
+        m_xSpinButton->set_digits(digits);
+        set_increments(step, page, m_eSrcUnit);
+        set_value(value, m_eSrcUnit);
+    }
+
     int MetricSpinButton::ConvertValue(int nValue, FieldUnit eInUnit, FieldUnit eOutUnit) const
     {
         return MetricField::ConvertValue(nValue, 0, m_xSpinButton->get_digits(), eInUnit, eOutUnit);