diff --git a/ACKNOWLEDGEMENTS.html b/ACKNOWLEDGEMENTS.html
index ae461b54..014f570d 100644
--- a/ACKNOWLEDGEMENTS.html
+++ b/ACKNOWLEDGEMENTS.html
@@ -399,4 +399,4 @@
 <h1>Catmull–Clark subdivision surface/C</h1>
 <pre>
     https://rosettacode.org/wiki/Catmull%E2%80%93Clark_subdivision_surface/C
-</pre>
\ No newline at end of file
+</pre>
diff --git a/src/modelmeshbinder.cpp b/src/modelmeshbinder.cpp
index 1f123497..de042297 100644
--- a/src/modelmeshbinder.cpp
+++ b/src/modelmeshbinder.cpp
@@ -9,7 +9,7 @@ ModelMeshBinder::ModelMeshBinder() :
     m_renderEdgeVertexCount(0),
     m_mesh(NULL),
     m_meshUpdated(false),
-    m_showFrames(true)
+    m_showWireframes(true)
 {
 }
 
@@ -104,7 +104,7 @@ void ModelMeshBinder::paint()
         }
     }
     
-    if (m_showFrames) {
+    if (m_showWireframes) {
         if (m_renderEdgeVertexCount > 0) {
             QOpenGLVertexArrayObject::Binder vaoBinder(&m_vaoEdge);
             glDrawArrays(GL_LINES, 0, m_renderEdgeVertexCount);
@@ -124,12 +124,12 @@ void ModelMeshBinder::cleanup()
         m_vboEdge.destroy();
 }
 
-void ModelMeshBinder::showFrames()
+void ModelMeshBinder::showWireframes()
 {
-    m_showFrames = true;
+    m_showWireframes = true;
 }
 
-void ModelMeshBinder::hideFrames()
+void ModelMeshBinder::hideWireframes()
 {
-    m_showFrames = false;
+    m_showWireframes = false;
 }
diff --git a/src/modelmeshbinder.h b/src/modelmeshbinder.h
index c2d11d25..ee15af0f 100644
--- a/src/modelmeshbinder.h
+++ b/src/modelmeshbinder.h
@@ -16,8 +16,8 @@ public:
     void initialize();
     void paint();
     void cleanup();
-    void showFrames();
-    void hideFrames();
+    void showWireframes();
+    void hideWireframes();
 private:
     QOpenGLVertexArrayObject m_vaoTriangle;
     QOpenGLBuffer m_vboTriangle;
@@ -28,7 +28,7 @@ private:
     int m_renderTriangleVertexCount;
     int m_renderEdgeVertexCount;
     bool m_meshUpdated;
-    bool m_showFrames;
+    bool m_showWireframes;
 };
 
 #endif
diff --git a/src/modelofflinerender.cpp b/src/modelofflinerender.cpp
index d803bb06..3101b245 100644
--- a/src/modelofflinerender.cpp
+++ b/src/modelofflinerender.cpp
@@ -64,7 +64,7 @@ QImage ModelOfflineRender::toImage(const QSize &size)
         ModelShaderProgram *program = new ModelShaderProgram;
         ModelMeshBinder meshBinder;
         meshBinder.initialize();
-        meshBinder.hideFrames();
+        meshBinder.hideWireframes();
 
         program->setUniformValue(program->lightPosLoc(), QVector3D(0, 0, 70));
 
diff --git a/src/modelwidget.cpp b/src/modelwidget.cpp
index 8c087f9d..474154c6 100644
--- a/src/modelwidget.cpp
+++ b/src/modelwidget.cpp
@@ -35,6 +35,7 @@ ModelWidget::ModelWidget(QWidget *parent)
         setFormat(fmt);
     }
     setMouseTracking(true);
+    setContextMenuPolicy(Qt::CustomContextMenu);
 }
 
 int ModelWidget::xRot()
@@ -188,6 +189,8 @@ void ModelWidget::mousePressEvent(QMouseEvent *event)
             m_moveStartPos = mapToParent(event->pos());
             m_moveStartGeometry = geometry();
             m_moveStarted = true;
+            m_meshBinder.hideWireframes();
+            update();
         }
     }
 }
@@ -198,6 +201,8 @@ void ModelWidget::mouseReleaseEvent(QMouseEvent *event)
         m_graphicsFunctions->mouseRelease(event);
     if (m_moveStarted) {
         m_moveStarted = false;
+        m_meshBinder.showWireframes();
+        update();
     }
 }
 
@@ -210,15 +215,17 @@ void ModelWidget::mouseMoveEvent(QMouseEvent *event)
     int dy = event->y() - m_lastPos.y();
 
     if (event->buttons() & Qt::MidButton) {
-        if (m_moveStarted) {
-            QRect rect = m_moveStartGeometry;
-            QPoint pos = mapToParent(event->pos());
-            rect.translate(pos.x() - m_moveStartPos.x(), pos.y() - m_moveStartPos.y());
-            setGeometry(rect);
+        if (QGuiApplication::queryKeyboardModifiers().testFlag(Qt::ShiftModifier)) {
+            if (m_moveStarted) {
+                QRect rect = m_moveStartGeometry;
+                QPoint pos = mapToParent(event->pos());
+                rect.translate(pos.x() - m_moveStartPos.x(), pos.y() - m_moveStartPos.y());
+                setGeometry(rect);
+            }
+        } else {
+            setXRotation(m_xRot - 8 * dy);
+            setYRotation(m_yRot - 8 * dx);
         }
-    } else if (event->buttons() & Qt::RightButton) {
-        setXRotation(m_xRot - 8 * dy);
-        setYRotation(m_yRot - 8 * dx);
     }
     m_lastPos = event->pos();
 }
diff --git a/src/skeletondocumentwindow.cpp b/src/skeletondocumentwindow.cpp
index 6f0b6670..9dc97c57 100644
--- a/src/skeletondocumentwindow.cpp
+++ b/src/skeletondocumentwindow.cpp
@@ -385,6 +385,10 @@ SkeletonDocumentWindow::SkeletonDocumentWindow() :
     connect(m_document, &SkeletonDocument::skeletonChanged, this, &SkeletonDocumentWindow::documentChanged);
     connect(m_document, &SkeletonDocument::turnaroundChanged, this, &SkeletonDocumentWindow::documentChanged);
     
+    connect(m_modelWidget, &ModelWidget::customContextMenuRequested, [=](const QPoint &pos) {
+        graphicsWidget->showContextMenu(graphicsWidget->mapFromGlobal(m_modelWidget->mapToGlobal(pos)));
+    });
+    
     connect(this, &SkeletonDocumentWindow::initialized, m_document, &SkeletonDocument::uiReady);
 }
 
diff --git a/src/skeletongraphicswidget.cpp b/src/skeletongraphicswidget.cpp
index 109b94a4..01bb026b 100644
--- a/src/skeletongraphicswidget.cpp
+++ b/src/skeletongraphicswidget.cpp
@@ -320,14 +320,6 @@ void SkeletonGraphicsWidget::mousePressEvent(QMouseEvent *event)
         return;
     }
     m_mouseEventFromSelf = false;
-    if (event->button() == Qt::LeftButton) {
-        if (SkeletonDocumentEditMode::Select == m_document->editMode) {
-            if (!m_rangeSelectionStarted) {
-                m_rangeSelectionStartPos = mouseEventScenePos(event);
-                m_rangeSelectionStarted = true;
-            }
-        }
-    }
 }
 
 void SkeletonGraphicsWidget::mouseDoubleClickEvent(QMouseEvent *event)
@@ -660,6 +652,15 @@ bool SkeletonGraphicsWidget::mousePress(QMouseEvent *event)
             //}
         }
     }
+    
+    if (event->button() == Qt::LeftButton) {
+        if (SkeletonDocumentEditMode::Select == m_document->editMode) {
+            if (!m_rangeSelectionStarted) {
+                m_rangeSelectionStartPos = mouseEventScenePos(event);
+                m_rangeSelectionStarted = true;
+            }
+        }
+    }
     return false;
 }