diff --git a/qad/application/ribbon.cpp b/qad/application/ribbon.cpp
index d54e8e7..b6fea1d 100644
--- a/qad/application/ribbon.cpp
+++ b/qad/application/ribbon.cpp
@@ -166,7 +166,7 @@ void Ribbon::init() {
 			//b->setIconSize(QSize(16, 16));
 			b->setIcon(j->icon());
 			b->setText(j->text());
-			//b->setToolTip(j->toolTip());
+			b->setToolTip(j->text());
 			//b->addAction(j);
 			//b->setShortcut(j->shortcut());
 			b->setAutoRaise(true);
diff --git a/qad/blockview/blockeditor.ui b/qad/blockview/blockeditor.ui
index c318e9f..d6ab517 100644
--- a/qad/blockview/blockeditor.ui
+++ b/qad/blockview/blockeditor.ui
@@ -314,7 +314,14 @@
           </layout>
          </item>
          <item>
-          <widget class="BlockView" name="blockView"/>
+          <widget class="BlockView" name="blockView">
+           <property name="miniMap" stdset="0">
+            <bool>false</bool>
+           </property>
+           <property name="zoomWheelOnly">
+            <bool>true</bool>
+           </property>
+          </widget>
          </item>
         </layout>
        </item>
@@ -390,7 +397,7 @@
         <string>Load ...</string>
        </property>
        <property name="icon">
-        <iconset resource="qad_blockview.qrc">
+        <iconset resource="../application/qad_application.qrc">
          <normaloff>:/icons/document-open.png</normaloff>:/icons/document-open.png</iconset>
        </property>
        <property name="shortcut">
@@ -452,6 +459,7 @@
  </customwidgets>
  <resources>
   <include location="../utils/qad_utils.qrc"/>
+  <include location="../application/qad_application.qrc"/>
   <include location="qad_blockview.qrc"/>
  </resources>
  <connections>
diff --git a/qad/blockview/blockview.cpp b/qad/blockview/blockview.cpp
index 2b24556..4212850 100644
--- a/qad/blockview/blockview.cpp
+++ b/qad/blockview/blockview.cpp
@@ -40,7 +40,7 @@ void BlockView::_init() {
 	thumb_hide_delay = 500;
 	timer_thumb = 0;
 	smode = BlockView::MultiSelection;
-	cur_scl = thumb_scl = 1.;
+	cur_scl = thumb_scl = prev_app_scale = 1.;
 	_talpha = 0.;
 	ae_enabled = is_nav_anim = is_block_anim = true;
 	nav_prev_aa = nav_prev_imaa = nav_prev_grid = true;
@@ -139,6 +139,16 @@ void BlockView::_updateBack() {
 }
 
 
+bool BlockView::event(QEvent * e) {
+	if (e->type() == QEvent::FontChange || e->type() == QEvent::Polish) {
+		double cscl = appScale(this);
+		QGraphicsView::scale(cscl / prev_app_scale, cscl / prev_app_scale);
+		prev_app_scale = cscl;
+	}
+	return QGraphicsView::event(e);
+}
+
+
 bool BlockView::eventFilter(QObject * o, QEvent * e) {
 	if (o == &widget_thumb) {
 		QMouseEvent * me = (QMouseEvent*)e;
@@ -1873,7 +1883,7 @@ void BlockView::zoom(double factor) {
 
 void BlockView::zoomReset() {
 	cur_scl = qSqrt(transform().determinant());
-	zoom(1. / cur_scl);
+	zoom(prev_app_scale / cur_scl);
 }
 
 
diff --git a/qad/blockview/blockview.h b/qad/blockview/blockview.h
index 22d19f7..f7cd9ab 100644
--- a/qad/blockview/blockview.h
+++ b/qad/blockview/blockview.h
@@ -108,6 +108,7 @@ public:
 protected:
 	void _init();
 	void _updateBack();
+	bool event(QEvent * e);
 	bool eventFilter(QObject * o, QEvent * e);
 	void stopTimer(int & tid);
 	void restartTimer(int & tid, int msecs);
@@ -188,6 +189,7 @@ protected:
 	bool grid_visible, grid_snap, pm_connect, navigation, m_connect, m_trace_with_buses, m_pin_mc, minimap, prev_tcb, wheel_zoom;
 	bool nav_prev_aa, nav_prev_imaa, nav_prev_grid;
 	double grid_step, grid_points, cur_scl, _talpha, thumb_scl;
+	double prev_app_scale;
 
 protected slots:
 	void getPinMC(bool * v) {if (v) *v = m_pin_mc;}
diff --git a/qad/utils/qad_types.cpp b/qad/utils/qad_types.cpp
index 7d21251..843b1f8 100644
--- a/qad/utils/qad_types.cpp
+++ b/qad/utils/qad_types.cpp
@@ -8,7 +8,7 @@
 #endif
 
 
-__QADTypesRegistrator__ __registrator__;
+bool __QADTypesRegistrator__::_inited = false;
 
 
 int QAD::Enum::selectedValue() const {
diff --git a/qad/utils/qad_types.h b/qad/utils/qad_types.h
index 18f5bdc..023d2ae 100644
--- a/qad/utils/qad_types.h
+++ b/qad/utils/qad_types.h
@@ -78,6 +78,8 @@ inline QDebug operator <<(QDebug s, const QAD::Dir & v) {s.nospace() << v.dir; r
 class __QADTypesRegistrator__ {
 public:
 	__QADTypesRegistrator__() {
+		if (_inited) return;
+		_inited = true;
 		qRegisterMetaType<QAD::Enumerator>("QAD::Enumerator");
 		qRegisterMetaTypeStreamOperators<QAD::Enumerator>("QAD::Enumerator");
 		qRegisterMetaType<QAD::Enum>("QAD::Enum");
@@ -96,8 +98,11 @@ public:
 		QMetaType::registerConverter<QAD::Dir, QString>(&QAD::Dir::toString);
 #endif
 	}
+	static bool _inited;
 };
 
+static __QADTypesRegistrator__ __registrator__;
+
 
 inline qreal quantize(qreal x, qreal q = 10.f) {return qRound(x / q) * q;}
 inline QPointF quantize(QPointF x, qreal q = 10.f) {return QPointF(quantize(x.x(), q), quantize(x.y(), q));}