From a095ac534ad8c9f38329fee601c9dc397e273fe6 Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Thu, 14 May 2020 18:47:30 +0300
Subject: [PATCH] Issue #3250: Adapt a list of parameters to a width of
 parameter strings

---
 src/ModuleBase/ModuleBase_ParamSpinBox.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/ModuleBase/ModuleBase_ParamSpinBox.cpp b/src/ModuleBase/ModuleBase_ParamSpinBox.cpp
index fcfbf2949..8107a46a8 100644
--- a/src/ModuleBase/ModuleBase_ParamSpinBox.cpp
+++ b/src/ModuleBase/ModuleBase_ParamSpinBox.cpp
@@ -81,6 +81,17 @@ void ModuleBase_ParamSpinBox::setCompletionList(QStringList& theList)
   theList.removeDuplicates();
   theList.sort();
   myCompleterModel->setStringList(theList);
+
+  QAbstractItemView* aPopup = myCompleter->popup();
+  QFontMetrics aMetric = aPopup->fontMetrics();
+  int aWidth = 0;
+  QRect aRect;
+  foreach(QString aStr, theList) {
+    aRect = aMetric.boundingRect(aStr);
+    if (aRect.width() > aWidth)
+      aWidth = aRect.width();
+  }
+  aPopup->setMinimumWidth(aWidth + 25);
 }
 
 /*!
-- 
2.39.2