[qet] [2112] Prepare on the wheelEvent Onclick select visu mode and drag schema.

[subversion@xxxxxxxxxxxxx]

Revision: 2112
Author:   cfdev
Date:     2013-04-15 15:17:06 +0200 (Mon, 15 Apr 2013)
Log Message:
-----------
Prepare on the wheelEvent Onclick select visu mode and drag schema.

Modified Paths:
--------------
    trunk/sources/diagramview.cpp
    trunk/sources/diagramview.h

Modified: trunk/sources/diagramview.cpp
===================================================================
--- trunk/sources/diagramview.cpp	2013-04-15 12:07:59 UTC (rev 2111)
+++ trunk/sources/diagramview.cpp	2013-04-15 13:17:06 UTC (rev 2112)
@@ -414,6 +414,7 @@
 	 *  click to add an independent text field
 */
 void DiagramView::mousePressEvent(QMouseEvent *e) {
+	FlagMouseButtons_ = e -> buttons();
 	if (fresh_focus_in_) {
 		switchToVisualisationModeIfNeeded(e);
 		fresh_focus_in_ = false;
@@ -424,10 +425,32 @@
 			is_adding_text = false;
 		}
 	}
+	// Select visualisation
+	if (FlagMouseButtons_ == Qt::MidButton){
+		if (!is_moving_view_) {
+			setVisualisationMode();
+			is_moving_view_ = true;
+			//TODO: Find a way to simulate the left click without generate a bug in the Events
+		}
+	}
 	QGraphicsView::mousePressEvent(e);
 }
 
 /**
+	Manage the release events click mouse :
+*/
+void DiagramView::mouseReleaseEvent(QMouseEvent *e) {
+	// Selection mode
+	if (FlagMouseButtons_ == Qt::MidButton){
+		if (is_moving_view_) {
+			setSelectionMode();
+			is_moving_view_ = false;
+		}
+	}
+	QGraphicsView::mouseReleaseEvent(e);
+}
+
+/**
 	Manage wheel event of mouse
 	@param e QWheelEvent
 */

Modified: trunk/sources/diagramview.h
===================================================================
--- trunk/sources/diagramview.h	2013-04-15 12:07:59 UTC (rev 2111)
+++ trunk/sources/diagramview.h	2013-04-15 13:17:06 UTC (rev 2112)
@@ -52,6 +52,7 @@
 	bool fresh_focus_in_;               ///< Indicate the focus was freshly gained
 	ElementsLocation next_location_;
 	QPoint next_position_;
+	int FlagMouseButtons_;
 	
 	// methods
 	public:
@@ -86,6 +87,7 @@
 	
 	private:
 	void mousePressEvent(QMouseEvent *);
+	void mouseReleaseEvent(QMouseEvent *e);
 	void dragEnterEvent(QDragEnterEvent *);
 	void dragLeaveEvent(QDragLeaveEvent *);
 	void dragMoveEvent(QDragMoveEvent *);