From ebcd472f3b85a67f0735e5578c026a104442931f Mon Sep 17 00:00:00 2001
From: mkr <mkr@opencascade.com>
Date: Mon, 7 Apr 2008 10:44:39 +0000
Subject: [PATCH] Fix for bug IPAL19434 : Qt4 porting. Number of digits after
 comma are too much (14) in some dialog boxes.

---
 src/Qtx/QtxDoubleSpinBox.cxx | 26 +++++++++++++++++++++++++-
 src/Qtx/QtxDoubleSpinBox.h   |  2 ++
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/Qtx/QtxDoubleSpinBox.cxx b/src/Qtx/QtxDoubleSpinBox.cxx
index c79e581c0..535fa4b96 100644
--- a/src/Qtx/QtxDoubleSpinBox.cxx
+++ b/src/Qtx/QtxDoubleSpinBox.cxx
@@ -123,7 +123,31 @@ void QtxDoubleSpinBox::setCleared( const bool on )
 */
 QString QtxDoubleSpinBox::textFromValue( double val ) const
 {
-  return myCleared ? QString() : QDoubleSpinBox::textFromValue( val );
+  return removeTrailingZeroes( myCleared ? QString() : QDoubleSpinBox::textFromValue( val ) );
+}
+
+/*!
+  \brief Return string without excess zeros in start and in end
+*/
+QString QtxDoubleSpinBox::removeTrailingZeroes( const QString& src ) const
+{
+  QString delim( "." );
+
+  int idx = src.lastIndexOf( delim );
+  if ( idx == -1 )
+    return src;
+
+  QString iPart = src.left( idx );
+  QString fPart = src.mid( idx + 1 );
+
+  while ( !fPart.isEmpty() && fPart.at( fPart.length() - 1 ) == '0' )
+    fPart.remove( fPart.length() - 1, 1 );
+
+  QString res = iPart;
+  if ( !fPart.isEmpty() )
+    res += delim + fPart;
+
+  return res;
 }
 
 /*!
diff --git a/src/Qtx/QtxDoubleSpinBox.h b/src/Qtx/QtxDoubleSpinBox.h
index 45ef5434b..fe180c2d2 100644
--- a/src/Qtx/QtxDoubleSpinBox.h
+++ b/src/Qtx/QtxDoubleSpinBox.h
@@ -45,6 +45,8 @@ private slots:
 
 protected:
   virtual QString textFromValue( double ) const;
+  
+  QString         removeTrailingZeroes( const QString& ) const;
 
 private:
   bool            myCleared;
-- 
2.39.2