added Specific protected timer class RsProtectedTimer to avoid passwd deadlock.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6494 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/util/RsProtectedTimer.h

@@ -0,0 +1,53 @@
+/****************************************************************
+ *  RetroShare is distributed under the following license:
+ *
+ *  Copyright (C) 2013 Cyril Soler
+ *
+ *  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.
+ ****************************************************************/
+
+#pragma once
+
+#include <QTimer>
+#include <retroshare-gui/RsAutoUpdatePage.h>
+
+#define PROTECTED_TIMER_DEBUG
+
+class RsProtectedTimer: public QTimer
+{
+	public:
+		RsProtectedTimer(QObject *parent)
+			: QTimer(parent)
+		{
+		}
+
+		virtual void timerEvent(QTimerEvent *e)
+		{
+			if(RsAutoUpdatePage::eventsLocked())
+			{
+#ifdef PROTECTED_TIMER_DEBUG
+				std::cerr << "Timer is blocked!." << std::endl;
+#endif
+				return ;
+			}
+
+#ifdef PROTECTED_TIMER_DEBUG
+			std::cerr << "Timer has passsed protection." << std::endl;
+#endif
+			QTimer::timerEvent(e) ;
+		}
+};
+