change string "qt2" to "qt4"

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13727 a592a061-630c-0410-9148-cb99ea01b6c8

src/frontends/qt4/Alert_pimpl.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/Alert_pimpl.C
+ * \file qt4/Alert_pimpl.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/Dialogs.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/Dialogs.C
+ * \file qt4/Dialogs.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/FileDialog.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/FileDialog.C
+ * \file qt4/FileDialog.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/LyXKeySymFactory.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/LyXKeySymFactory.C
+ * \file qt4/LyXKeySymFactory.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/LyXScreenFactory.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/LyXScreenFactory.C
+ * \file qt4/LyXScreenFactory.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/QLMenubar.h

@@ -1,6 +1,6 @@
 // -*- C++ -*-
 /**
- * \file qt2/QLMenubar.h
+ * \file qt4/QLMenubar.h
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/QLToolbar.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/QLToolbar.C
+ * \file qt4/QLToolbar.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/WorkAreaFactory.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/WorkAreaFactory.C
+ * \file qt4/WorkAreaFactory.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/checkedwidgets.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/checkedwidgets.C
+ * \file qt4/checkedwidgets.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/checkedwidgets.h

@@ -1,6 +1,6 @@
 // -*- C++ -*-
 /**
- * \file qt2/checkedwidgets.h
+ * \file qt4/checkedwidgets.h
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/lyx_gui.C

@@ -1,5 +1,5 @@
 /**
- * \file qt2/lyx_gui.C
+ * \file qt4/lyx_gui.C
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *

src/frontends/qt4/qt_helpers.h

@@ -59,7 +59,7 @@ QString const toqstr(std::string const & str);
 /**
  * qt_ - i18nize string and convert to unicode
  *
- * Use this in qt2/ instead of qt_()
+ * Use this in qt4/ instead of qt_()
  */
 QString const qt_(char const * str);
 
@@ -67,7 +67,7 @@ QString const qt_(char const * str);
 /**
  * qt_ - i18nize string and convert to unicode
  *
- * Use this in qt2/ instead of qt_()
+ * Use this in qt4/ instead of qt_()
  */
 QString const qt_(std::string const & str);