From 346aaf9a63bca22a42d112397c1a0de49e80384d Mon Sep 17 00:00:00 2001
From: Manuel Schneider
Date: Fri, 25 Apr 2014 17:24:32 +0200
Subject: recognize a dragmove only if the distance is larger than 40 px

---
 src/server/connectionframe/connectionframe.cpp | 23 +++++++++++++----------
 src/server/connectionframe/connectionframe.h   |  2 ++
 2 files changed, 15 insertions(+), 10 deletions(-)

(limited to 'src/server/connectionframe')

diff --git a/src/server/connectionframe/connectionframe.cpp b/src/server/connectionframe/connectionframe.cpp
index f5739ee..7d9376c 100644
--- a/src/server/connectionframe/connectionframe.cpp
+++ b/src/server/connectionframe/connectionframe.cpp
@@ -131,16 +131,19 @@ void ConnectionFrame::mouseReleaseEvent(QMouseEvent* event)
 	event->accept();
 	if (event->button() == Qt::LeftButton)
 	{
-	   QApplication::setOverrideCursor(QCursor(Qt::OpenHandCursor));
-	   if (this->pos() != _previousPosition) {
-	   	qDebug("Moved");
-	   	emit frameMoved(this);
-	   }
-	   else
-	   {
-	   	qDebug("Clicked");
-	   	emit clicked(this);
-	   }
+		QApplication::setOverrideCursor(QCursor(Qt::OpenHandCursor));
+		// Only recognize a move if the distance is larger than _startDragDistance
+		if ((this->pos() - _previousPosition).manhattanLength() > _startDragDistance )
+		{
+			qDebug("Moved");
+			emit frameMoved(this);
+		}
+		else
+		{
+			qDebug("Clicked");
+			move(_previousPosition);
+			emit clicked(this);
+		}
 	}
 }
 
diff --git a/src/server/connectionframe/connectionframe.h b/src/server/connectionframe/connectionframe.h
index 9898460..367810c 100644
--- a/src/server/connectionframe/connectionframe.h
+++ b/src/server/connectionframe/connectionframe.h
@@ -31,6 +31,8 @@ private:
 	bool _selected;
 	bool _isTutor;
 
+	static const int _startDragDistance = 40;
+
 	void showDefaultThumb();
 	void updateAppearance();
 	QLabel* addIcon(const QIcon* icon);
-- 
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