Show x:y pos when drag element in the status bar

sources/diagramevent/diagrameventaddelement.cpp

@@ -21,6 +21,8 @@
 #include "../diagram.h"
 #include "../undocommand/addgraphicsobjectcommand.h"
 #include "../factory/elementfactory.h"
+#include "../qetapp.h"
+#include "../qetdiagrameditor.h"
 #include "../qetgraphicsitem/element.h"
 #include "../qetgraphicsitem/conductor.h"
 
@@ -49,6 +51,15 @@ DiagramEventAddElement::DiagramEventAddElement(ElementsLocation &location, Diagr
 			m_element -> setFlag(QGraphicsItem::ItemIsSelectable, false);
 			m_diagram -> addItem(m_element);
 			m_running = true;
+
+			if (!diagram->views().isEmpty()) {
+				const auto qde = QETApp::diagramEditorAncestorOf(diagram->views().at(0));
+				if (qde) {
+					m_status_bar = qde->statusBar();
+				}
+			} else {
+				m_status_bar.clear();
+			}
 		}
 	}
 }
@@ -65,6 +76,11 @@ DiagramEventAddElement::~DiagramEventAddElement()
 		m_diagram->removeItem(m_element);
 		m_element->deleteLater();
 	}
+
+	if (m_status_bar) {
+		m_status_bar->clearMessage();
+	}
+
 	for (auto view : m_diagram->views())
 		view -> setContextMenuPolicy(Qt::DefaultContextMenu);
 }
@@ -77,8 +93,14 @@ DiagramEventAddElement::~DiagramEventAddElement()
 */
 void DiagramEventAddElement::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
 {
-	if (m_element) {
-		m_element->setPos(Diagram::snapToGrid(event->scenePos()));
+	if (m_element)
+	{
+		const auto pos_{Diagram::snapToGrid(event->scenePos())};
+		m_element->setPos(pos_);
+
+		if (m_status_bar) {
+			m_status_bar->showMessage(QLatin1String("x %1 : y %2").arg(QString::number(pos_.x()), QString::number(pos_.y())));
+		}
 	}
 	event->setAccepted(true);
 }

sources/diagramevent/diagrameventaddelement.h

@@ -22,6 +22,7 @@
 #include "diagrameventinterface.h"
 
 class Element;
+class QStatusBar;
 
 /**
 	@brief The DiagramEventAddElement class
@@ -51,6 +52,7 @@ class DiagramEventAddElement : public DiagramEventInterface
 		ElementsLocation m_location;
 		Element *m_element;
 		QString m_integrate_path;
+		QPointer<QStatusBar> m_status_bar;
 };
 
 #endif // DIAGRAMEVENTADDELEMENT_H

sources/elementsmover.cpp

@@ -28,6 +28,8 @@
 #include "qetgraphicsitem/elementtextitemgroup.h"
 #include "qetgraphicsitem/independenttextitem.h"
 #include "undocommand/addgraphicsobjectcommand.h"
+#include "qetapp.h"
+#include "qetdiagrameditor.h"
 
 /**
 	@brief ElementsMover::ElementsMover Constructor
@@ -38,16 +40,13 @@ ElementsMover::ElementsMover() :
 	diagram_(nullptr),
 	m_movement_driver(nullptr),
 	m_moved_content()
-{
-
-}
+{}
 
 /**
 	@brief ElementsMover::~ElementsMover Destructor
 */
 ElementsMover::~ElementsMover()
-{
-}
+{}
 
 /**
 	@brief ElementsMover::isReady
@@ -75,6 +74,15 @@ int ElementsMover::beginMovement(Diagram *diagram, QGraphicsItem *driver_item)
 	if (!diagram) return(-1);
 	diagram_ = diagram;
 
+	if (!diagram->views().isEmpty()) {
+		const auto qde = QETApp::diagramEditorAncestorOf(diagram->views().at(0));
+		if (qde) {
+			m_status_bar = qde->statusBar();
+		}
+	} else {
+		m_status_bar.clear();
+	}
+
 		// Take count of driver item
 	m_movement_driver = driver_item;
 
@@ -146,6 +154,12 @@ void ElementsMover::continueMovement(const QPointF &movement)
 //		}								// we don't move it.
 		c->updatePath();
 	}
+
+	if (m_status_bar)
+	{
+		const auto point_{m_movement_driver->scenePos()};
+		m_status_bar->showMessage(QLatin1String("x %1 : y %2").arg(QString::number(point_.x()), QString::number(point_.y())));
+	}
 }
 
 /**
@@ -227,4 +241,8 @@ void ElementsMover::endMovement()
 		// There is no movement in progress now
 	movement_running_ = false;
 	m_moved_content.clear();
+
+	if (m_status_bar) {
+		m_status_bar->clearMessage();
+	}
 }

sources/elementsmover.h

@@ -19,10 +19,14 @@
 #define ELEMENTS_MOVER_H
 
 #include <QPointF>
+#include <QPointer>
+
 #include "diagramcontent.h"
 
 class ConductorTextItem;
 class Diagram;
+class QStatusBar;
+
 /**
 	This class manages the interactive movement of different items (elements,
 	conductors, text items etc...) on a particular diagram.
@@ -57,5 +61,7 @@ class ElementsMover {
 	Diagram *diagram_;
 	QGraphicsItem *m_movement_driver;
 	DiagramContent m_moved_content;
+		QPointer<QStatusBar> m_status_bar;
+
 };
 #endif