Moved font size definitions from ui files to default qss.

Added new base class StyledLabel to emulate the missing font-size by factor in qss.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@7733 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/common/StyledLabel.cpp

@@ -0,0 +1,38 @@
+/****************************************************************
+ * This file is distributed under the following license:
+ *
+ * Copyright (c) 2014, RetroShare Team
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ ****************************************************************/
+
+#include <QFont>
+
+#include "StyledLabel.h"
+
+/** Constructor */
+StyledLabel::StyledLabel(QWidget *parent)
+    : QLabel(parent)
+{
+}
+
+void StyledLabel::setFontSizeFactor(int factor)
+{
+	QFont f = font();
+	qreal fontSize = factor * f.pointSizeF() / 100;
+	f.setPointSizeF(fontSize);
+	setFont(f);
+}