From 39d2f7ca5cbf6b95641e861354799f67a7b0335d Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Tue, 25 Oct 2016 15:05:06 +0300
Subject: [PATCH] 0023375: [CEA] Add command line option to force application's
 language

---
 src/Qtx/QtxResourceMgr.cxx    | 10 ++++++++++
 src/Qtx/QtxResourceMgr.h      |  2 ++
 src/SUIT/SUIT_ResourceMgr.cxx | 18 ++++++++++++++++++
 src/SUIT/SUIT_ResourceMgr.h   |  1 +
 4 files changed, 31 insertions(+)

diff --git a/src/Qtx/QtxResourceMgr.cxx b/src/Qtx/QtxResourceMgr.cxx
index 4df9c1ff8..c5cd1d74e 100644
--- a/src/Qtx/QtxResourceMgr.cxx
+++ b/src/Qtx/QtxResourceMgr.cxx
@@ -2676,6 +2676,14 @@ QPixmap QtxResourceMgr::loadPixmap( const QString& prefix, const QString& name,
   return pix;
 }
 
+/*!
+  \brief Specify default language for the application.
+*/
+QString QtxResourceMgr::defaultLanguage() const
+{
+  return "";
+}
+
 /*!
   \brief Load translation files according to the specified language.
 
@@ -2707,6 +2715,8 @@ void QtxResourceMgr::loadLanguage( const QString& pref, const QString& l )
   substMap.insert( 'A', appName() );
 
   QString lang = l;
+  if ( lang.isEmpty() )
+    lang = defaultLanguage();
   if ( lang.isEmpty() )
     value( langSection(), "language", lang );
 
diff --git a/src/Qtx/QtxResourceMgr.h b/src/Qtx/QtxResourceMgr.h
index a7df2f268..6d9f28f8e 100644
--- a/src/Qtx/QtxResourceMgr.h
+++ b/src/Qtx/QtxResourceMgr.h
@@ -179,6 +179,8 @@ public:
   void             refresh();
 
 protected:
+  virtual QString  defaultLanguage() const;
+
   virtual void     setDirList( const QStringList& );
   virtual void     setResource( const QString&, const QString&, const QString& );
 
diff --git a/src/SUIT/SUIT_ResourceMgr.cxx b/src/SUIT/SUIT_ResourceMgr.cxx
index 92a64e7ab..0c98e4a2d 100755
--- a/src/SUIT/SUIT_ResourceMgr.cxx
+++ b/src/SUIT/SUIT_ResourceMgr.cxx
@@ -179,3 +179,21 @@ long SUIT_ResourceMgr::userFileId( const QString& ) const
 {
   return -1;
 }
+
+/*!
+  \brief Specify default language for the application.
+*/
+QString SUIT_ResourceMgr::defaultLanguage() const
+{
+  QStringList arguments;
+  QString language;
+  if ( SUIT_Session::session() ) arguments = SUIT_Session::session()->arguments();
+  // Try language, given in arguments
+  for (int i = 1; i < arguments.count(); i++) {
+    QRegExp rx ("--language=(.+)");
+    if ( rx.indexIn( arguments[i] ) >= 0 && rx.captureCount() > 0 ) {
+      language = rx.cap(1);
+    }
+  }
+  return language;
+}
diff --git a/src/SUIT/SUIT_ResourceMgr.h b/src/SUIT/SUIT_ResourceMgr.h
index 73c17c17c..8129aba07 100755
--- a/src/SUIT/SUIT_ResourceMgr.h
+++ b/src/SUIT/SUIT_ResourceMgr.h
@@ -42,6 +42,7 @@ protected:
   virtual QString userFileName( const QString&, const bool = true ) const;
   virtual QString findAppropriateUserFile( const QString& ) const;
   virtual long    userFileId( const QString& ) const;
+  virtual QString defaultLanguage() const;
 
 private:
   QString         myVersion;
-- 
2.39.2