Gui: ProDark Stylesheet QT Icon Fix

forum thread: https://forum.freecadweb.org/viewtopic.php?f=34&t=57427

src/Gui/Application.cpp

@@ -1937,6 +1937,9 @@ void Application::runApplication(void)
     else {
         // Enable automatic scaling based on pixel density of display (added in Qt 5.6)
         QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+#if QT_VERSION >= QT_VERSION_CHECK(5,14,0)
+        QGuiApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::PassThrough);
+#endif
     }
 #endif // QT_VERSION >= 0x050600
 
@@ -1954,6 +1957,20 @@ void Application::runApplication(void)
     }
 #endif // QT_VERSION >= 0x050400
 
+    #if (QT_VERSION >= QT_VERSION_CHECK(5, 10, 0))
+        // By default (on platforms that support it, see docs for
+        // Qt::AA_CompressHighFrequencyEvents) QT applies compression
+        // for high frequency events (mouse move, touch, window resizes)
+        // to keep things smooth even when handling the event takes a
+        // while (e.g. to calculate snapping).
+        // However, tablet pen move events (and mouse move events
+        // synthesised from those) are not compressed by default (to
+        // allow maximum precision when e.g. hand-drawing curves),
+        // leading to unacceptable slowdowns using a tablet pen. Enable
+        // compression for tablet events here to solve that.
+        QCoreApplication::setAttribute(Qt::AA_CompressTabletEvents);
+    #endif
+
     // A new QApplication
     Base::Console().Log("Init: Creating Gui::Application and QApplication\n");
 

src/Gui/ExpressionBinding.cpp

@@ -59,6 +59,13 @@ bool ExpressionBinding::isBound() const
     return path.getDocumentObject() != 0;
 }
 
+void ExpressionBinding::unbind()
+{
+    expressionchanged.disconnect();
+    objectdeleted.disconnect();
+    path = App::ObjectIdentifier();
+}
+
 void Gui::ExpressionBinding::setExpression(boost::shared_ptr<Expression> expr)
 {
     DocumentObject * docObj = path.getDocumentObject();
@@ -100,7 +107,11 @@ void ExpressionBinding::bind(const App::ObjectIdentifier &_path)
 
     //connect to be informed about changes
     DocumentObject * docObj = path.getDocumentObject();
-    connection = docObj->ExpressionEngine.expressionChanged.connect(boost::bind(&ExpressionBinding::expressionChange, this, bp::_1));
+    if (docObj) {
+        expressionchanged = docObj->ExpressionEngine.expressionChanged.connect(boost::bind(&ExpressionBinding::expressionChange, this, bp::_1));
+        App::Document* doc = docObj->getDocument();
+        objectdeleted = doc->signalDeletedObject.connect(boost::bind(&ExpressionBinding::objectDeleted, this, bp::_1));
+    }
 }
 
 void ExpressionBinding::bind(const Property &prop)
@@ -247,3 +258,11 @@ void ExpressionBinding::expressionChange(const ObjectIdentifier& id) {
     if(id==path)
         onChange();
 }
+
+void ExpressionBinding::objectDeleted(const App::DocumentObject& obj)
+{
+    DocumentObject * docObj = path.getDocumentObject();
+    if (docObj == &obj) {
+        unbind();
+    }
+}

src/Gui/ExpressionBinding.h

@@ -44,6 +44,7 @@ public:
     virtual void bind(const App::ObjectIdentifier & _path);
     virtual void bind(const App::Property & prop);
     bool isBound() const;
+    void unbind();
     virtual bool apply(const std::string &propName);
     virtual bool apply();
     bool hasExpression() const;
@@ -52,8 +53,8 @@ public:
 
     //auto apply means that the python code is issued not only on apply() but
     //also on setExpression
-    bool autoApply() const {return m_autoApply;};
-    void setAutoApply(bool value) {m_autoApply = value;};
+    bool autoApply() const {return m_autoApply;}
+    void setAutoApply(bool value) {m_autoApply = value;}
 
 protected:
     const App::ObjectIdentifier & getPath() const { return path; }
@@ -63,7 +64,7 @@ protected:
     virtual void setExpression(boost::shared_ptr<App::Expression> expr);
 
     //gets called when the bound expression is changed, either by this binding or any external action
-    virtual void onChange() {};
+    virtual void onChange() {}
 
 private:
     App::ObjectIdentifier path;
@@ -75,7 +76,9 @@ protected:
     int iconHeight;
 
     void expressionChange(const App::ObjectIdentifier& id);
-    boost::signals2::scoped_connection connection;
+    void objectDeleted(const App::DocumentObject&);
+    boost::signals2::scoped_connection expressionchanged;
+    boost::signals2::scoped_connection objectdeleted;
     bool m_autoApply;
 };
 

src/Gui/GraphvizView.cpp

@@ -33,8 +33,10 @@
 # include <QSvgRenderer>
 # include <QGraphicsSvgItem>
 # include <QMessageBox>
+# include <QMouseEvent>
 # include <QGraphicsScene>
 # include <QGraphicsView>
+# include <QScrollBar>
 # include <QThread>
 # include <QProcess>
 # include <boost_bind_bind.hpp>
@@ -146,6 +148,92 @@ private:
     QByteArray str, flatStr;
 };
 
+// Simple wrapper around QGraphicsView to make panning possible
+class GraphvizGraphicsView final : public QGraphicsView
+{
+  public:
+    GraphvizGraphicsView(QGraphicsScene* scene, QWidget* parent);
+    ~GraphvizGraphicsView() = default;
+
+    GraphvizGraphicsView(const GraphvizGraphicsView&) = delete;
+    GraphvizGraphicsView(GraphvizGraphicsView&&) = delete;
+    GraphvizGraphicsView& operator=(const GraphvizGraphicsView&) = delete;
+    GraphvizGraphicsView& operator=(GraphvizGraphicsView&&) = delete;
+
+  protected:
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+
+  private:
+    bool   isPanning;
+    QPoint panStart;
+};
+
+GraphvizGraphicsView::GraphvizGraphicsView(QGraphicsScene* scene, QWidget* parent) : QGraphicsView(scene, parent),
+                                                                     isPanning(false)
+{
+}
+
+void GraphvizGraphicsView::mousePressEvent(QMouseEvent* e)
+{
+  if(e && e->button() == Qt::LeftButton)
+  {
+    isPanning = true;
+    panStart = e->pos();
+    e->accept();
+    QApplication::setOverrideCursor(Qt::ClosedHandCursor);
+  }
+
+  QGraphicsView::mousePressEvent(e);
+
+  return;
+}
+
+void GraphvizGraphicsView::mouseMoveEvent(QMouseEvent *e)
+{
+  if(e == nullptr)
+  {
+    return;
+  }
+
+  if(isPanning)
+  {
+    auto* horizontalScrollbar = horizontalScrollBar();
+    auto* verticalScrollbar = verticalScrollBar();
+    if(horizontalScrollbar == nullptr ||
+       verticalScrollbar   == nullptr)
+    {
+      return;
+    }
+
+    auto direction = e->pos() - panStart;
+    horizontalScrollbar->setValue(horizontalScrollbar->value() - direction.x());
+    verticalScrollbar->setValue(verticalScrollbar->value() - direction.y());
+
+    panStart = e->pos();
+    e->accept();
+  }
+
+  QGraphicsView::mouseMoveEvent(e);
+
+  return;
+}
+
+void GraphvizGraphicsView::mouseReleaseEvent(QMouseEvent* e)
+{
+  if(e && e->button() & Qt::LeftButton)
+  {
+    isPanning = false;
+    QApplication::restoreOverrideCursor();
+    e->accept();
+  }
+
+  QGraphicsView::mouseReleaseEvent(e);
+
+  return;
+}
+
 }
 
 /* TRANSLATOR Gui::GraphvizView */
@@ -165,7 +253,7 @@ GraphvizView::GraphvizView(App::Document & _doc, QWidget* parent)
     scene->addItem(svgItem);
 
     // Create view and zoomer object
-    view = new QGraphicsView(scene, this);
+    view = new GraphvizGraphicsView(scene, this);
     zoomer = new GraphicsViewZoom(view);
     zoomer->set_modifiers(Qt::NoModifier);
     view->show();

src/Gui/PropertyView.cpp

@@ -89,9 +89,6 @@ PropertyView::PropertyView(QWidget *parent)
     tabs = new QTabWidget (this);
     tabs->setObjectName(QString::fromUtf8("propertyTab"));
     tabs->setTabPosition(QTabWidget::South);
-#if defined(Q_OS_WIN32)
-    tabs->setTabShape(QTabWidget::Triangular);
-#endif
     pLayout->addWidget(tabs, 0, 0);
 
     propertyEditorView = new Gui::PropertyEditor::PropertyEditor();

src/Gui/Stylesheets/Behave-dark.qss

@@ -1552,6 +1552,18 @@ QPushButton:checked {
     border-color: #65A2E5;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Dark-blue.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #3874f2;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Dark-contrast.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #2053c0;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Dark-green.qss

@@ -1519,6 +1519,17 @@ QPushButton:checked {
     border-color: #819c0c;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Dark-orange.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #d0970c;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Darker-blue.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #2053c0;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Darker-green.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #74831d;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Darker-orange.qss

@@ -1519,6 +1519,18 @@ QPushButton:checked {
     border-color: #b28416;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Light-blue.qss

@@ -1516,6 +1516,18 @@ QPushButton:checked {
     border-color: #3874f2;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Light-green.qss

@@ -1516,6 +1516,18 @@ QPushButton:checked {
     border-color: #819c0c;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/Light-orange.qss

@@ -1516,6 +1516,18 @@ QPushButton:checked {
     border-color: #d0970c;
 }
 
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
+}
+
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons

src/Gui/Stylesheets/ProDark.qss

@@ -24,7 +24,9 @@ INSTALLATION
     WINDOWS = C:/[INSTALLATION_PATH]/FreeCAD/data/Gui/Stylesheets/
     LINUX = /home/[YOUR_USER_NAME]/.FreeCAD/Gui/Stylesheets/
 
-============================================================================================================  
+============================================================================================================ 
+THESE COLOURS WERE USED AS TEMP SCRATCHPAD FOR DESIGNING. PLEASE DISREGARD!
+ 
     BACKGROUND (darker to lighter)
         black
         #1e1e1e
@@ -74,10 +76,23 @@ QToolBar * {
     padding: 0px;
 }
 
+/*==================================================================================================
+Style Links
+==================================================================================================*/
+QLabel[haslink="true"] {
+    color: #55aaff;
+}
+
+Gui--UrlLabel {
+    color: #55aaff;
+}
 
 /*==================================================================================================
 Main window
 ==================================================================================================*/
+QWidget {
+    background-color: #333333;
+}
 QMainWindow,
 QDialog,
 QDockWidget,
@@ -130,6 +145,10 @@ QToolBox::tab:hover
 /*==================================================================================================
 QStatusBar
 ==================================================================================================*/
+QStatusBar > QLabel {
+    margin-left: 4px;
+}
+
 
 QStatusBar::item {
     border: 1px solid #333333;
@@ -207,7 +226,7 @@ QMenu QToolButton:pressed,
 QMenu QPushButton:selected,
 QMenu QToolButton:selected {
     color: white;
-    background-color: #696969; /* same as QMenu::item:selected and QMenu::item:pressed */
+    background-color: #557bb6; /* same as QMenu::item:selected and QMenu::item:pressed */
 }
 
 QMenu QRadioButton:disabled,
@@ -271,9 +290,9 @@ QToolBar::separator:vertical {
 Group box
 ==================================================================================================*/
 QGroupBox {
-    color: rgba(255,255,255,120);
+    color: #bcbcbc;
     border:1px solid rgba(255,255,255,20); /* lighter than its own border-color */;
-    border-radius: 2px;
+    border-radius: 1px;
     margin-top: 10px;
     padding: 6px;
     background-color: rgba(255,255,255,0);
@@ -300,10 +319,10 @@ Tooltip
 ==================================================================================================*/
 QToolTip {
     color: #ffffff;
-    background-color: #1e1e1e;
+    background-color: #2a2a2a;
     /*opacity: 90%; doesn't correctly work */
     padding: 4px;
-    border-radius: 2px; /* has no effect */
+    border-radius: 1px; /* has no effect */
 }
 
 
@@ -319,17 +338,17 @@ QDockWidget {
 
 QDockWidget::title {
     text-align: center;
-    background-color: rgba(0,0,0,40);
-    border: 4px solid #333333; /* fix to simulate margin between this :title and tabs */ /* same as main background color */
-    border-radius: 6px; /* bigger than normal due to previous border fix */
-    padding: 4px 0px; /* also needed because of previous border fix */
+    background-color: #2a2a2a;
+    border-bottom: 4px solid #333333; /* fix to simulate margin between this :title and tabs */ /* same as main background color */
+    margin-left: 6px;
+    margin-right: 6px;
 }
 
 QDockWidget::close-button,
 QDockWidget::float-button {
     border: none;
     background: transparent;
-    border-radius: 2px;
+    border-radius: 1px;
     subcontrol-origin: padding;
     subcontrol-position: right center;
 }
@@ -344,18 +363,18 @@ QDockWidget::float-button {
 
 QDockWidget::close-button:hover,
 QDockWidget::float-button:hover {
-    background-color: rgba(0,0,0,60);
+    background-color: #557bb6;
 }
 
 QDockWidget::close-button:pressed,
 QDockWidget::float-button:pressed {
-    background-color: rgba(0,0,0,120);
+    background-color: #42608d;
+    border: 2px solid #76acfd
 }
 
 /* fix for Python Console (probably there is a smarter way to arrive to it) */
 QDockWidget > QFrame {
-    background-color: #3C3C3C;
-
+    background-color: #3c3c3c;
     border: 6px solid #333333;
 }
 
@@ -366,16 +385,17 @@ Progress bar
 QProgressBar,
 QProgressBar:horizontal {
     color: white;
+    min-height: 24px;
     background-color: rgba(0,0,0,70);
     text-align: center;
     border: 1px solid rgba(0,0,0,140);
     padding: 1px;
-    border-radius: 2px;
+    border-radius: 1px;
 }
 QProgressBar::chunk,
 QProgressBar::chunk:horizontal {
-    background-color: qlineargradient(spread:pad, x1:1, y1:0.545, x2:1, y2:0, stop:0 #3874f2, stop:1 #557BB6);
-    border-radius: 2px;
+    background-color: #557BB6;
+    border-radius: 1px;
 }
 
 
@@ -383,7 +403,7 @@ QProgressBar::chunk:horizontal {
 Scroll
 ==================================================================================================*/
 QAbstractScrollArea {
-    border-radius: 2px;
+    border-radius: 1px;
     background-color: transparent;
 }
 
@@ -410,7 +430,7 @@ QScrollBar::handle:horizontal:hover {
 
 QScrollBar::handle:horizontal {
     min-width: 5px;
-    border-radius: 2px;
+    border-radius: 1px;
     margin: 4px 15px;
 }
 
@@ -435,11 +455,13 @@ QScrollBar::add-line:horizontal {
 QScrollBar::sub-line:horizontal:hover,
 QScrollBar::sub-line:horizontal:on {
     border-image: url(qss:images_dark-light/left_arrow_lighter.svg);
+    background-color: #557BB6;
 }
 
 QScrollBar::add-line:horizontal:hover,
 QScrollBar::add-line:horizontal:on {
     border-image: url(qss:images_dark-light/right_arrow_lighter.svg);
+    background-color: #557BB6;
 }
 
 QScrollBar::up-arrow:horizontal,
@@ -460,7 +482,7 @@ QScrollBar:vertical {
 
 QScrollBar::handle:vertical {
     min-height: 24px;
-    border-radius: 2px;
+    border-radius: 1px;
     margin: 15px 4px;
 }
 
@@ -485,11 +507,13 @@ QScrollBar::add-line:vertical {
 QScrollBar::sub-line:vertical:hover,
 QScrollBar::sub-line:vertical:on {
     border-image: url(qss:images_dark-light/up_arrow_lighter.svg);
+    background-color: #557BB6;
 }
 
 QScrollBar::add-line:vertical:hover,
 QScrollBar::add-line:vertical:on {
     border-image: url(qss:images_dark-light/down_arrow_lighter.svg);
+    background-color: #557BB6;
 }
 
 QScrollBar::up-arrow:vertical,
@@ -507,7 +531,7 @@ QScrollBar::sub-page:vertical {
 Tab bar
 ==================================================================================================*/
 QTabWidget::pane {
-    background-color: #333333; /* temporal (transparent background) */ /* tab content background color */ /* was transparent. fixes no color undocked Combo View */
+    background-color: transparent; /* temporal (transparent background) */ /* tab content background color */ /* was transparent. fixes no color undocked Combo View */
     position: absolute;
 }
 
@@ -543,7 +567,7 @@ QTabWidget::tab-bar:right {
 
 QTabBar {
     qproperty-drawBase: 0; /* important */
-    background-color: #333333; /* Hack for Undocked white background - was transparent*/ 
+    background-color: transparent; /* Hack for Undocked white background - was transparent*/ 
 }
 
 /* Workaround for QTabBars created from docked QDockWidgets which don't draw the border if not set and reset as follows: */
@@ -642,12 +666,13 @@ QDialog#Gui__Dialog__DlgPreferences QTabWidget::pane {
 
 /* hack to correctly align Preferences icon list on OSX */
 QDialog#Gui__Dialog__DlgPreferences > QListView {
-    min-width: 130px;
+    min-width: 108px; /* narrowed for new smaller icons - was 130px*/
+    max-width: 108px;
 }
 
 /* unique styles for sections inside Preferences */
 QDialog#Gui__Dialog__DlgPreferences > QListView::item {
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QDialog#Gui__Dialog__DlgPreferences > QListView::item:hover { /* Preference left icons*/
@@ -667,7 +692,7 @@ Tab bar buttons
 QTabBar::close-button {
     subcontrol-origin: margin;
     subcontrol-position: center right; /* only works for Qt 4.6 and newer */;
-    border-radius: 2px;
+    border-radius: 1px;
     background-image: url(qss:images_dark-light/close_light.svg);
     background-position: center center;
     background-repeat: none;
@@ -770,7 +795,7 @@ QTableView {
     selection-color: #ffffff;
     selection-background-color: #557BB6; /* should be similar to QListView::item selected background-color */
     show-decoration-selected: 1; /* make the selection span the entire width of the view */
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QListView::item:hover,
@@ -801,7 +826,7 @@ Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QLabel:disabled {
     color: transparent;
     background-color: transparent;
     border: none;
-    border-radius: 2px;
+    border-radius: 1px;
     margin: 0px;
     padding: 0px;
 }
@@ -820,8 +845,8 @@ Gui--PropertyEditor--PropertyEditor QAbstractSpinBox:disabled {
 
 /* hack to hide weird redundant information inside cells with links and no editable data (but editable via "..." button) */
 Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QLabel {
-	color: #557BB6;
-	background-color: #696969; /* same as focused background color */
+	color: #949494;
+	background-color: #2a2a2a; /* same as focused background color */
 }
 
 /* hack to disable margin inside Property values to following elements */
@@ -874,7 +899,7 @@ QTreeView > QWidget > QTimeEdit:down-button,
 QTreeView > QWidget > QDateEdit:down-button,
 QTreeView > QWidget > QDateTimeEdit:down-button,
 QTreeView > QWidget > Gui--ColorButton {
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 /* set focus colors to best viewing the editable fields */
@@ -907,7 +932,7 @@ QTreeView > QWidget > QDateTimeEdit:read-only {
 /* Fix to correctly (not totally) draw QTextEdit on OSX at Page properties: "Page result", "Template" and "Editable Texts" */
 Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QWidget {
     min-height: 14px;
-    border-radius: 2px; /* reset */
+    border-radius: 1px; /* reset */
 }
 
 
@@ -917,8 +942,8 @@ Header of tree and list views
 QHeaderView {
     color: #d2d2d2;
     background-color: #2a2a2a;
-    border-top-left-radius: 2px; /* 1px less than its container */
-    border-top-right-radius: 2px; /* 1px less than its container */
+    border-top-left-radius: 1px; /* 1px less than its container */
+    border-top-right-radius: 1px; /* 1px less than its container */
     border-bottom-left-radius: 0px;
     border-bottom-right-radius: 0px;
 }
@@ -1057,7 +1082,7 @@ Text/Python editor (macros, etc...)
 ==================================================================================================*/
 QPlainTextEdit,
 QPlainTextEdit:focus {
-    background-color: #3C3C3C; /* Python Console */
+    background-color: #3c3c3c; /* Python Console */
     selection-color: #f5f5f5;
     selection-background-color: #557BB6;
     border: 6px solid #333333;
@@ -1181,12 +1206,12 @@ QSint--ActionGroup QFrame[class="content"] > QWidget > QPushButton {
     margin: 0px;
 }
 
-/* Fix for lists inside task panels */
+/* Fix for lists inside task panels */ /* sketcher constraints list */ 
 QSint--ActionGroup QFrame[class="content"] QTreeView,
 QSint--ActionGroup QFrame[class="content"] QListView,
 QSint--ActionGroup QFrame[class="content"] QTableView {
     color: #f5f5f5;
-    background-color: #3C3C3C;
+    background-color: #494949;
 }
 
 
@@ -1194,6 +1219,24 @@ QSint--ActionGroup QFrame[class="content"] QTableView {
 Buttons
 ==================================================================================================*/
 /* Common */
+QToolBar > Gui--WorkbenchComboBox  {
+    color: #f5f5f5;
+    background-color: #2a2a2a;  /* workbench picker and drop-down */
+    selection-color: #ffffff;
+    selection-background-color: #2a2a2a;
+    border: 1px solid #2a2a2a;
+    border-radius: 1px;
+    min-width: 50px; /* it ensures the default value is correctly displayed */
+    min-height: 16px; /* important to be a pair number in order to up/down buttons to be divisible by two (if not set could create a blank line in Ubuntu. Its downside is that it's needed to reset it (min-width: 0px) on following elements that can't have it such as fields inside QToolBar and inside QTreeView (Property editor) */
+    padding: 1px 2px; /* temporal: could don't be compatible with elements inside Tree/List view */
+}
+
+QToolBar > Gui--WorkbenchComboBox:!editable {
+    color: #f5f5f5;
+    font-weight: bold;
+    background-color: #557bb6;  /* workbench disabled color */
+}
+
 QComboBox,
 QAbstractSpinBox,
 QSpinBox,
@@ -1204,13 +1247,13 @@ QTimeEdit,
 QDateEdit,
 QDateTimeEdit {
     color: #f5f5f5;
-    background-color: #696969;
+    background-color: #494949;  /* lineedits and drop-downs */
     selection-color: #ffffff;
-    selection-background-color: #557BB6;
+    selection-background-color: #557bb6;
     border: 0px solid #2a2a2a;
-    border-radius: 2px;
+    border-radius: 1px;
     min-width: 50px; /* it ensures the default value is correctly displayed */
-    min-height: 20px; /* important to be a pair number in order to up/down buttons to be divisible by two (if not set could create a blank line in Ubuntu. Its downside is that it's needed to reset it (min-width: 0px) on following elements that can't have it such as fields inside QToolBar and inside QTreeView (Property editor) */
+    min-height: 16px; /* important to be a pair number in order to up/down buttons to be divisible by two (if not set could create a blank line in Ubuntu. Its downside is that it's needed to reset it (min-width: 0px) on following elements that can't have it such as fields inside QToolBar and inside QTreeView (Property editor) */
     padding: 1px 2px; /* temporal: could don't be compatible with elements inside Tree/List view */
 }
 
@@ -1234,7 +1277,7 @@ QDateTimeEdit {
 QTextEdit:!editable,
 QTextEdit:!editable:focus {
     color: #f5f5f5;
-    background-color: #3C3C3C;
+    background-color: #3c3c3c;
     border: 6px  solid #333333;
     border-radius: 0px;
     margin: 0px;
@@ -1252,10 +1295,10 @@ QDateEdit:focus,
 QDateTimeEdit:focus {
     font-weight: bold;
     color: #f5f5f5;
-    border-color: #3c3c3c;
+    border-color: #333333;
     border: 1px;
     border-right-color: #557BB6; /* same as up/down or drop-down button color */
-    background-color: #696969;
+    background-color: #494949;
 }
 
 QComboBox:disabled,
@@ -1267,8 +1310,8 @@ QTextEdit:disabled,
 QTimeEdit:disabled,
 QDateEdit:disabled,
 QDateTimeEdit:disabled {
-    color: #f5f5f5;
-    background-color: #696969; /* same as enabled color */
+    color: #696969;
+    background-color: #494949; /* same as enabled color */
     border-color: #2a2a2a; /* same as enabled color */
 }
 
@@ -1315,7 +1358,7 @@ QDoubleSpinBox:up-button:focus,
 QTimeEdit:up-button:focus,
 QDateEdit:up-button:focus,
 QDateTimeEdit:up-button:focus {
-    background-color: #557BB6;
+    background-color: #2a2a2a;
 }
 
 QAbstractSpinBox:down-button:focus,
@@ -1324,7 +1367,7 @@ QDoubleSpinBox:down-button:focus,
 QTimeEdit:down-button:focus,
 QDateEdit:down-button:focus,
 QDateTimeEdit:down-button:focus {
-    background-color: #557BB6;
+    background-color: #2a2a2a;
 }
 
 QAbstractSpinBox:up-button:disabled,
@@ -1423,13 +1466,13 @@ QComboBox::drop-down {
     subcontrol-origin: border; /* important */
     subcontrol-position: top right;
     width: 20px;
-    border-top-right-radius: 2px;
-    border-bottom-right-radius: 2px;
+    border-top-right-radius: 1px;
+    border-bottom-right-radius: 1px;
 }
 
 QComboBox::drop-down:on,
 QComboBox::drop-down:focus {
-    background-color: #557BB6;
+    background-color: #2a2a2a;
 }
 
 QComboBox::down-arrow {
@@ -1454,7 +1497,7 @@ QComboBox {
 
 QComboBox QAbstractItemView {
     color: #bebebe; /* same as regular QComboBox color */
-    background-color: #2a2a2a; /* was transparent */
+    background-color: transparent; /* was transparent */
     selection-color: #f5f5f5;
     selection-background-color: #557BB6;
     border-width: 5px 0px 5px 0px;
@@ -1470,38 +1513,153 @@ Push button
 QPushButton {
     color: #e0e0e0;
     text-align: center;
-    background-color: qlineargradient(spread:pad, x1:0, y1:0.3, x2:0, y2:1, stop:0 #696969, stop:1 #696961); /* Middle Mouse Navigation Button and Ok Cancel Apply Help Preferences Buttons */
-    border: 2px;
-    border-color: #2a2a2a;
+    background-color: #2a2a2a;
     padding: 4px 20px;
-    margin: 2px 2px;
-    margin-right: 5px;
-    min-height: 20px; /* same as QTabBar QPushButton min-width */
-    border-radius: 2px;
-
+    border: 1px solid #494949;
+    margin: 4px 4px;
+    border-radius: 1px;
 }
 
 QPushButton:hover,
 QPushButton:focus {
-    color: #cbd8e6;
-    border-color: #2a2a2a;
-    background-color: #557BB6;
+    color: #ffffff;
+    background-color: #557bb6;
+    border: 1px solid #f5f5f5;
 }
 
 QPushButton:disabled,
 QPushButton:disabled:checked {
-    color: #2a2a2a;
-    background-color: #696969; /* same as enabled color */
-    border-color: #2a2a2a; /* same as enabled color */
+    color: #f5f5f5;
+    background-color: #2a2a2a; /* same as enabled color */
+    border: 1px solid #2a2a2a; /* same as enabled color */
 }
 
 QPushButton:pressed {
-    background-color: #557BB6;
+    color: #ffffff;
+    background-color: #48699a;
+    border: 1px solid #3c3c3c;
 }
 
 QPushButton:checked {
-    background-color: #696969;
-    border-color: #557BB6;
+    background-color: #557BB6;
+    border: 1px solid #557BB6;
+}
+
+/* Inspect Widgets Addon */
+
+QDockWidget#InspectWidgets QPushButton {
+    background-color: #2a2a2a;
+    border: 1px solid #3c3c3c;
+    min-height: 16px;
+    margin: 0px;
+}
+
+QDockWidget#InspectWidgets QPushButton:hover {
+    color: #ffffff;
+    background-color: #557bb6;
+    border: 1px solid #f5f5f5;
+    border-bottom: 1px solid #f5f5f5;
+}
+
+QDockWidget#InspectWidgets QPushButton:checked,
+QDockWidget#InspectWidgets QPushButton:pressed {
+    background-color: #557bb6;
+    border: 1px solid #557bb6;
+}
+
+/* CAD Navigation Style */
+
+QPushButton#NavigationIndicator {
+    background-color: #557bb6;
+    padding: 2px;
+    margin: 0px;
+    border: 1px solid #333333;
+    border-radius: 1px;
+    min-width: 90px;
+    min-height: 24px;
+}
+
+QPushButton:hover#NavigationIndicator {
+    color: #ffffff;
+    border: 1px solid #f5f5f5;
+}
+
+QPushButton:pressed#NavigationIndicator {
+    color: #ffffff;
+    background-color: #557bb6;
+    border: 1px solid #557bb6;
+}
+
+/* BIM Views Manager */
+
+QWidget#Form QPushButton {
+    background-color: #333333;
+    padding: 4px 2px;
+    border: 1px solid #3c3c3c;
+    border-radius: 1px;
+    margin: 2px;
+    margin-bottom: 8px;
+    max-width: 100%;
+    min-width: 16px;
+    min-height: 24px;
+}
+
+QWidget#Form QPushButton:hover {
+    border: 1px solid #f5f5f5;
+    background-color: #557BB6;
+}
+
+QWidget#Form QPushButton:pressed {
+    border: 1px solid #557bb6;
+    background-color: #557BB6;
+}
+
+/* Sketcher Manual Update Button */
+
+QPushButton#manualUpdate {
+    padding: 4px;
+    margin: 0px;
+    border: 1px solid #494949;
+}
+
+QPushButton:pressed#manualUpdate {
+    color: #ffffff;
+    border: 1px solid #3c3c3c;
+    background-color: #48699a;
+}
+
+/* Addon Manager */
+
+QDialog#Dialog QPushButton {
+    padding: 4px;
+    margin: 0px;
+    border: 1px solid #494949;
+}
+
+QDialog#Dialog QPushButton:hover {
+    color: #ffffff;
+    border: 1px solid #3c3c3c;
+    background-color: #48699a;
+}
+
+QPushButton#buttonUninstall {
+    margin-left: 16px;
+}
+
+QPushButton#buttonClose {
+    margin-right: 8px;
+}
+
+/* Ok Cancel Apply Help Preferences Buttons */ /* Hack to move Help button left */
+
+QDialogButtonBox > QPushButton {
+    color: #e0e0e0;
+    text-align: center;
+    background-color: #2a2a2a;
+    border: 1px solid #494949;
+    padding: 4px;
+    margin-right: 8px;
+    min-width: 60px;
 }
 
 /* Color Buttons */
@@ -1538,7 +1696,7 @@ Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QPushButton {
     background-color: #2a2a2a;
     border: 1px solid #1e1e1e;
     min-width: 16px; /* reset it due to larger value on regular QPushButton, same or bigger value as regular QPushButton min-height */
-    border-radius: 2px;
+    border-radius: 1px;
     margin: 0px; /* reset */
     padding: 0px; /* reset */
 }
@@ -1547,48 +1705,63 @@ Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QPushButton {
 Gui--PropertyEditor--PropertyEditor > QWidget > QWidget > QWidget > QWidget > QFrame {
     background-color: #333333; /* main background color */
     border: 1px solid #333333;
-    border-radius: 2px;
+    border-radius: 1px;
     padding: 2px 6px;
 }
 
-QPushButton:checked {
-    background-color: #696969;
-    border-color: #696969;
+/*==================================================================================================
+Tool button Icon fix in save dialogs
+==================================================================================================*/
+/* found under Tools -> Save Picture */ /* Draft -> ShapeString -> Font file */
+
+QFileDialog#QFileDialog QToolButton {
+    background-color: transparent;
+    padding: 1px;
+    border: 1px;
+    margin: 0px;
 }
 
+QFileDialog#QFileDialog QToolButton:hover,
+QFileDialog#QFileDialog QToolButton:focus {
+    color: #ffffff;
+    background-color: #557bb6;
+    border: 1px solid #f5f5f5;
+}
 
 /*==================================================================================================
 Tool button inside QDialogs that works as QPushButtons
 ==================================================================================================*/
 /* found under Tools -> Customize -> Macros -> Pixmap "..." button */
+
 QDialog QToolButton {
     color: #e0e0e0;
     text-align: center;
-    background-color: qlineargradient(spread:pad, x1:0, y1:0.3, x2:0, y2:1, stop:0 #2a2a2a, stop:1 #1e1e1e);
-    border: 1px solid #1e1e1e;
-    border-bottom-color: black; /* simulates shadow under the button */
+    background-color: #2a2a2a;
+    border: 1px solid #494949;
     padding: 0px; /* different than regular QPushButton */
-    margin: 2px; /* different than regular QPushButton */
+    margin: 2px;
     min-height: 16px; /* same as QTabBar QPushButton min-width */
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QDialog QToolButton:hover,
 QDialog QToolButton:focus {
-    color: #cbd8e6;
-    border-color: #557BB6;
-    background-color: #557BB6;
+    color: #ffffff;
+    background-color: #557bb6;
+    border: 1px solid #f5f5f5;
 }
 
 QDialog QToolButton:disabled,
 QDialog QToolButton:disabled:checked {
-    color: #333333;
-    border-color: #424242;
-    background-color: #424242;
+    color: #f5f5f5;
+    background-color: #2a2a2a; 
+    border: 1px solid #2a2a2a; 
 }
 
 QDialog QToolButton:pressed {
-    background-color: #557BB6;
+    color: #ffffff;
+    background-color: #48699a;
+    border: 1px solid #3c3c3c;
 }
 
 
@@ -1599,26 +1772,26 @@ Tool button inside Task Panel content that works as QPushButtons
 QSint--ActionGroup QFrame[class="content"] QToolButton {
     color: #e0e0e0;
     text-align: center;
-    background-color: qlineargradient(spread:pad, x1:0, y1:0.3, x2:0, y2:1, stop:0 #2a2a2a, stop:1 #1e1e1e);
-    border: 1px solid #1e1e1e;
+    background-color: #2a2a2a;
+    border: 1px solid #494949;
     border-bottom-color: black; /* simulates shadow under the button */
     padding: 2px 6px; /* different than regular QPushButton */
     margin: 2px; /* different than regular QPushButton */
     min-height: 16px; /* same as QTabBar QPushButton min-width */
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QSint--ActionGroup QFrame[class="content"] QToolButton:hover,
 QSint--ActionGroup QFrame[class="content"] QToolButton:focus {
     color: white;
-    border-color: #557BB6;
+    border-color: solid #f5f5f5;
     background-color: #557BB6;
 }
 
 QSint--ActionGroup QFrame[class="content"] QToolButton:disabled,
 QSint--ActionGroup QFrame[class="content"] QToolButton:disabled:checked {
-    color: #333333;
-    border-color: #424242;
+    color: #f5f5f5;
+    border-color: #494949;
     background-color: #424242;
 }
 
@@ -1639,7 +1812,7 @@ QSint--ActionGroup QFrame[class="content"] QMenu::item {
 }
 
 QSint--ActionGroup QFrame[class="content"] QComboBox QAbstractItemView {
-    background-color: #696969;
+    background-color: #333333;
 }
 
 
@@ -1673,7 +1846,7 @@ QRadioButton:disabled {
 QRadioButton::indicator {
     width: 12px;
     height: 12px;
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QRadioButton::indicator:pressed {
@@ -1838,7 +2011,7 @@ QSlider:vertical {
 QSlider::groove {
     background-color: #2a2a2a;
     border: 2px solid #3c3c3c;
-    border-radius: 2px;
+    border-radius: 1px;
     margin: 4px 0px;
 }
 
@@ -1862,7 +2035,7 @@ QSlider::handle:vertical {
     border: 1px solid #2a2a2a;
     width: 16px;
     height: 16px;
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QSlider::handle:horizontal {
@@ -1918,39 +2091,48 @@ QToolBar > QDateTimeEdit {
 }
 
 QToolBar > QPushButton {
-    padding: 4px;
+    padding: 2px;
     margin: 0px; /* doesn't work with :left, :right:, :top or :bottom sub-controls */
     min-width: 24px; /* could not be larger due to switchable Preferences "Size of toolbar icons" */
-    min-height: 20px; /* could not be larger due to switchable Preferences "Size of toolbar icons" */
-    border-radius: 2px; /* same as regular QPushButton */ 
+    min-height: 24px; /* could not be larger due to switchable Preferences "Size of toolbar icons" */
+    border-radius: 1px; /* same as regular QPushButton */
 }
 
 QToolBar > QPushButton:checked {
-    border: 1px solid #333333;
+    border: 1px solid #3c3c3c;
     background-color: #557BB6;
 }
 
+/* Hack to avoid QPushButton text partially hidden under menu-indicator */
+QToolBar > QPushButton::menu-indicator:!checked {
+    image: none;
+    width: 0px;
+}
+
 QToolBar > QPushButton:!checked {
     background-color: #333333; /* Current Working Plane and Nudge */
-    border: 1px solid #333333;
-    text-align: left;
+    padding: 2px 4px;
+    border: 1px solid #3c3c3c;
+    margin: 0px 2px;
 }
 
 QToolBar > QPushButton:checked:hover {
-    border-color: #557BB6;
+    border: 1px solid #f5f5f5;
 }
 
 QToolBar > QPushButton:!checked:hover {
     color: #ffffff;
     background-color: #557BB6;
-    border-color: #557BB6;
+    border: 1px solid #f5f5f5;
 }
 
 QToolBar > QPushButton:checked:pressed {
+    border: 1px solid #557bb6;
     background-color: solid #557BB6;
 }
 
 QToolBar > QPushButton:!checked:pressed {
+    border: 1px solid #557bb6;
     background-color: #557BB6;
 }
 
@@ -1963,43 +2145,60 @@ QToolBar > QPushButton:!checked:disabled {
 QToolBar > QToolButton {
     margin: 2px;
     padding: 2px;
-    border-radius: 2px;
+    border-radius: 1px;
+    border: 1px solid transparent;
 }
 
 QToolBar > QToolButton:hover {
     background-color: #557BB6;
+    border: 1px solid #f5f5f5;
 }
 
 QToolBar > QToolButton:pressed {
     background-color: #557BB6;
+    border: 1px solid #557bb6;
 }
 
 /* ToolBar menu buttons (buttons with drop-down menu) */
 QToolBar > QToolButton#qt_toolbutton_menubutton {
     padding-right: 20px; /* Hack to add more width to buttons with menu */
-    border: 1px solid transparent;
-    border-radius: 2px;
-}
-
-QToolBar > QToolButton#qt_toolbutton_menubutton:hover,
-QToolBar > QToolButton#qt_toolbutton_menubutton:pressed,
-QToolBar > QToolButton#qt_toolbutton_menubutton:open {
-    border: 1px solid #557BB6;
+    border: 1px solid #333333;
+    border-radius: 1px;
 }
 
 QToolBar QToolButton::menu-button,
 QToolBar > QToolButton#qt_toolbutton_menubutton::menu-button {
     border: none;
-    border-top-right-radius: 3px;
-    border-bottom-right-radius: 3px;
+    border-top-right-radius: 1px;
+    border-bottom-right-radius: 1px;
     width: 16px; /* 16px width + 4px for border = 20px allocated above */
     outline: none;
     background-color: transparent;
 }
 
-QToolBar > QToolButton#qt_toolbutton_menubutton::menu-button:hover,
+QToolBar > QToolButton#qt_toolbutton_menubutton::menu-button:hover {
+    border-top: 1px solid #f5f5f5;
+    border-bottom: 1px solid #f5f5f5;
+    border-right: 1px solid #f5f5f5;
+    background-color: #557BB6;
+}
+
+QToolBar > QToolButton#qt_toolbutton_menubutton:pressed,
+QToolBar > QToolButton#qt_toolbutton_menubutton:open {
+    background-color: #557BB6;
+    border: 1px solid #557BB6;
+}
+
+QToolBar > QToolButton#qt_toolbutton_menubutton:hover {
+    background-color: #557BB6;
+    border: 1px solid #f5f5f5;
+}
+
 QToolBar > QToolButton#qt_toolbutton_menubutton::menu-button:pressed,
 QToolBar > QToolButton#qt_toolbutton_menubutton::menu-button:open {
+    border-top: 1px solid #557bb6;
+    border-bottom: 1px solid #557bb6;
+    border-right: 1px solid #557bb6;
     background-color: #557BB6;
 }
 
@@ -2058,14 +2257,14 @@ QToolBar QToolButton#qt_toolbar_ext_button:on {
 Tables (spreadsheets)
 ==================================================================================================*/
 QTableView {
-    gridline-color: #696969;
+    gridline-color: #a8a8a8;
     selection-color: #ffffff;
-    selection-background-color: #2D5C9A; /* Default Spreadsheet cell selection background color */
-    background-color: #a0a0a0; /* Default Spreadsheet cell background color */
+    selection-background-color: #557bb6; /* Default Spreadsheet cell selection background color */
+    background-color: #cecece; /* Default Spreadsheet cell background color */
 }
 
 QTableView::item:hover  {
-    background-color: rgba(0,0,0,10);  /* temporal: is it displayed in Linux or Windows? on OSX it isn't */
+    background-color: #557bb6;  /* temporal: is it displayed in Linux or Windows? on OSX it isn't */
 }
 
 QTableView::item:disabled  {
@@ -2074,7 +2273,7 @@ QTableView::item:disabled  {
 
 QTableView::item:selected  {
     color: #a0a0a0;
-    border-color: #cbd8e6; /* same as focused background color */
+    border-color: #cecece; /* same as focused background color */
     border-bottom-color: #557BB6; /* same as focused border color */
 }
 
@@ -2102,7 +2301,7 @@ QTableView > QWidget > QTimeEdit:down-button,
 QTableView > QWidget > QDateEdit:down-button,
 QTableView > QWidget > QDateTimeEdit:down-button,
 QTableView > QWidget > Gui--ColorButton {
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 QTableView > QWidget > QComboBox,
@@ -2114,7 +2313,7 @@ QTableView > QWidget > QTextEdit,
 QTableView > QWidget > QTimeEdit,
 QTableView > QWidget > QDateEdit,
 QTableView > QWidget > QDateTimeEdit {
-    color: black;
+    color: #f5f5f5;
     background-color: transparent;
     border-color: transparent;
 }
@@ -2145,11 +2344,11 @@ QTableView > QWidget > QTextEdit:focus,
 QTableView > QWidget > QTimeEdit:focus,
 QTableView > QWidget > QDateEdit:focus,
 QTableView > QWidget > QDateTimeEdit:focus {
-    color: #2a2a2a;
-    selection-color: white;
+    color: #000000;
+    selection-color: #f5f5f5;
     selection-background-color: #557BB6;
-    border-color: #cbd8e6;
-    background-color: #cbd8e6;
+    border-color: #3c3c3c;
+    background-color: #cecece;
 }
 
 QTableView > QWidget > QComboBox:disabled,
@@ -2161,7 +2360,7 @@ QTableView > QWidget > QTextEdit:disabled,
 QTableView > QWidget > QTimeEdit:disabled,
 QTableView > QWidget > QDateEdit:disabled,
 QTableView > QWidget > QDateTimeEdit:disabled {
-    color: rgba(0,0,0,120);
+    color: #f5f5f5;
     background-color: transparent;
     border-color: transparent;
 }
@@ -2175,7 +2374,7 @@ QTableView > QWidget > QTextEdit:read-only,
 QTableView > QWidget > QTimeEdit:read-only,
 QTableView > QWidget > QDateEdit:read-only,
 QTableView > QWidget > QDateTimeEdit:read-only {
-    color: black;
+    color: #f5f5f5;
     background-color: transparent;
     border-color: transparent;
 }
@@ -2228,7 +2427,7 @@ QToolBar#Selector QToolButton {
     border: none;
     margin: 0px;
     padding: 2px 6px;
-    border-radius: 2px;
+    border-radius: 1px;
 }
 
 /* Active tab */

src/Main/MainGui.cpp

@@ -146,6 +146,10 @@ int main( int argc, char ** argv )
 #endif
 
 #if defined (FC_OS_WIN32)
+    // we need to force Coin not to use Freetype in order to find installed fonts on Windows
+    // see https://forum.freecadweb.org/viewtopic.php?p=485142#p485016
+    _putenv("COIN_FORCE_FREETYPE_OFF=1");
+
     int argc_ = argc;
     QVector<QByteArray> data;
     QVector<char *> argv_;

src/Mod/Arch/ArchSectionPlane.py

@@ -211,11 +211,11 @@ def getCutShapes(objs,cutplane,onlySolids,clip,joinArch,showHidden,groupSshapesB
 
     cutface,cutvolume,invcutvolume = ArchCommands.getCutVolume(cutplane,shapes,clip)
     shapes = []
-    if cutvolume:
-        for o, shapeList in objectShapes:
-            tmpSshapes = []
-            for sh in shapeList:
-                for sol in sh.Solids:
+    for o, shapeList in objectShapes:
+        tmpSshapes = []
+        for sh in shapeList:
+            for sol in sh.Solids:
+                if cutvolume:
                     if sol.Volume < 0:
                         sol.reverse()
                     c = sol.cut(cutvolume)
@@ -235,6 +235,8 @@ def getCutShapes(objs,cutplane,onlySolids,clip,joinArch,showHidden,groupSshapesB
                     if showHidden:
                         c = sol.cut(invcutvolume)
                         hshapes.append(c)
+                else:
+                    shapes.extend(sol.Solids)
 
             if len(tmpSshapes) > 0:
                 sshapes.extend(tmpSshapes)

src/Mod/Draft/importDXF.py

@@ -55,7 +55,7 @@ import six
 import FreeCAD
 import Part, Draft, Mesh
 import DraftVecUtils, DraftGeomUtils, WorkingPlane
-from Draft import _Dimension, _ViewProviderDimension
+from Draft import _Dimension
 from FreeCAD import Vector
 from FreeCAD import Console as FCC
 
@@ -2573,7 +2573,9 @@ def processdxf(document, filename, getShapes=False, reComputeFlag=True):
                     newob = doc.addObject("App::FeaturePython", "Dimension")
                     lay.addObject(newob)
                     _Dimension(newob)
-                    _ViewProviderDimension(newob.ViewObject)
+                    if FreeCAD.GuiUp:
+                        from Draft import _ViewProviderDimension
+                        _ViewProviderDimension(newob.ViewObject)
                     newob.Start = p1
                     newob.End = p2
                     newob.Dimline = pt

src/Mod/Fem/App/FemConstraint.cpp

@@ -432,6 +432,10 @@ Base::Vector3d Constraint::getBasePoint(const Base::Vector3d& base, const Base::
 const Base::Vector3d Constraint::getDirection(const App::PropertyLinkSub &direction)
 {
     App::DocumentObject* obj = direction.getValue();
+    if (!obj) {
+        return Base::Vector3d(0,0,0);
+    }
+
     if (obj->getTypeId().isDerivedFrom(App::Line::getClassTypeId())) {
         Base::Vector3d vec(1.0, 0.0, 0.0);
         static_cast<App::Line*>(obj)->Placement.getValue().multVec(vec, vec);

src/Mod/Fem/femtaskpanels/task_result_mechanical.py

@@ -30,6 +30,12 @@ __url__ = "https://www.freecadweb.org"
 #  \ingroup FEM
 #  \brief task panel for mechanical ResultObjectPython
 
+try:
+    import matplotlib
+    matplotlib.use("Qt5Agg")
+except Exception:
+    print("Failed to set matplotlib backend to Qt5Agg")
+
 import matplotlib.pyplot as plt
 import numpy as np
 

src/Mod/Import/App/AppImportPy.cpp

@@ -82,6 +82,8 @@
 
 #include "ImpExpDxf.h"
 
+namespace Import {
+
 class ImportOCAFExt : public Import::ImportOCAF2
 {
 public:
@@ -98,7 +100,6 @@ private:
     }
 };
 
-namespace Import {
 class Module : public Py::ExtensionModule<Module>
 {
 public:

src/Mod/Import/Gui/AppImportGuiPy.cpp

@@ -138,6 +138,7 @@
 
 FC_LOG_LEVEL_INIT("Import", true, true)
 
+namespace ImportGui {
 class OCAFBrowser
 {
 public:
@@ -382,7 +383,6 @@ public:
     }
 };
 
-namespace ImportGui {
 class Module : public Py::ExtensionModule<Module>
 {
 public:

src/Mod/Material/FluidMaterial/Air.FCMat

@@ -1,19 +1,19 @@
 [General]
 Name = Air
-Description = Standard air properties at 20 Degrees Celsius and 1 atm
+Description = Dry air properties at 20 Degrees Celsius and 1 atm
 MolarMass = 28.965
 Father = Gas
 
 [Fluidic]
-Density = 1.20 kg/m^3
+Density = 1.204 kg/m^3
 DynamicViscosity = 1.80e-5 kg/m/s
 KinematicViscosity = 1.511e-5 m^2/s
 ; PrandtlNumber is a nondimension number for CFD simulation
 PrandtlNumber = 0.7
 
 [Thermal]
-SpecificHeat = 1.005 J/kg/K
-ThermalConductivity = 0.0257 W/m/K
+SpecificHeat = 1.01 kJ/kg/K
+ThermalConductivity = 0.02587 W/m/K
 ; volumetric expansion coeff of ideal gas depends on temperature and pressure
 VolumetricThermalExpansionCoefficient = 3.43e-3 m/m/K
 

src/Mod/Part/App/TopoShapeFacePyImp.cpp

@@ -977,13 +977,14 @@ Py::Object TopoShapeFacePy::getWire(void) const
 
 Py::Object TopoShapeFacePy::getOuterWire(void) const
 {
-    const TopoDS_Shape& clSh = getTopoShapePtr()->getShape();
-    if (clSh.IsNull())
+    const TopoDS_Shape& shape = getTopoShapePtr()->getShape();
+    if (shape.IsNull())
         throw Py::RuntimeError("Null shape");
-    if (clSh.ShapeType() == TopAbs_FACE) {
-        TopoDS_Face clFace = (TopoDS_Face&)clSh;
-        TopoDS_Wire clWire = ShapeAnalysis::OuterWire(clFace);
-        return Py::Object(new TopoShapeWirePy(new TopoShape(clWire)),true);
+    if (shape.ShapeType() == TopAbs_FACE) {
+        TopoDS_Wire wire = ShapeAnalysis::OuterWire(TopoDS::Face(shape));
+        Base::PyObjectBase* wirepy = new TopoShapeWirePy(new TopoShape(wire));
+        wirepy->setNotTracking();
+        return Py::asObject(wirepy);
     }
     else {
         throw Py::TypeError("Internal error, TopoDS_Shape is not a face!");

src/Mod/Part/App/TopoShapeVertexPyImp.cpp

@@ -194,7 +194,9 @@ Py::Object TopoShapeVertexPy::getPoint(void) const
     try {
         const TopoDS_Vertex& v = TopoDS::Vertex(getTopoShapePtr()->getShape());
         gp_Pnt p = BRep_Tool::Pnt(v);
-        return Py::asObject(new Base::VectorPy(new Base::Vector3d(p.X(),p.Y(),p.Z())));
+        Base::PyObjectBase* pnt = new Base::VectorPy(new Base::Vector3d(p.X(),p.Y(),p.Z()));
+        pnt->setNotTracking();
+        return Py::asObject(pnt);
     }
     catch (Standard_Failure& e) {
 

src/Mod/PartDesign/App/FeatureHelix.cpp

@@ -111,6 +111,7 @@ App::DocumentObjectExecReturn *Helix::execute(void)
                 return new App::DocumentObjectExecReturn("Error: Pitch too small");
             if (Height.getValue() < Precision::Confusion())
                 return new App::DocumentObjectExecReturn("Error: height too small!");
+            Turns.setValue(Height.getValue()/Pitch.getValue());
             break;
         case 1: // pitch - turns
             if (Pitch.getValue() < Precision::Confusion())

src/Mod/PartDesign/Gui/TaskMultiTransformParameters.cpp

@@ -229,7 +229,8 @@ void TaskMultiTransformParameters::closeSubTask()
 
 void TaskMultiTransformParameters::onTransformDelete()
 {
-    if (editHint) return; // Can't delete the hint...
+    if (editHint)
+        return; // Can't delete the hint...
     int row = ui->listTransformFeatures->currentIndex().row();
     PartDesign::MultiTransform* pcMultiTransform = static_cast<PartDesign::MultiTransform*>(TransformedView->getObject());
     std::vector<App::DocumentObject*> transformFeatures = pcMultiTransform->Transformations.getValues();
@@ -254,7 +255,8 @@ void TaskMultiTransformParameters::onTransformDelete()
 
 void TaskMultiTransformParameters::onTransformEdit()
 {
-    if (editHint) return; // Can't edit the hint...
+    if (editHint)
+        return; // Can't edit the hint...
     closeSubTask(); // For example if user is editing one subTask and then double-clicks on another without OK'ing first
     ui->listTransformFeatures->currentItem()->setSelected(true);
     int row = ui->listTransformFeatures->currentIndex().row();
@@ -288,17 +290,23 @@ void TaskMultiTransformParameters::onTransformAddMirrored()
     closeSubTask();
     std::string newFeatName = TransformedView->getObject()->getDocument()->getUniqueObjectName("Mirrored");
     auto pcActiveBody = PartDesignGui::getBody(false);
-    if(!pcActiveBody) return;
+    if (!pcActiveBody)
+        return;
 
     Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Mirrored"));
-    FCMD_OBJ_CMD(pcActiveBody,"newObject('PartDesign::Mirrored','"<<newFeatName<<"')");
+    FCMD_OBJ_CMD(pcActiveBody, "newObject('PartDesign::Mirrored','"<<newFeatName<<"')");
     auto Feat = pcActiveBody->getDocument()->getObject(newFeatName.c_str());
+    if (!Feat)
+        return;
     //Gui::Command::updateActive();
     App::DocumentObject* sketch = getSketchObject();
     if (sketch)
-        FCMD_OBJ_CMD(Feat,"MirrorPlane = ("<<Gui::Command::getObjectCmd(sketch)<<",['V_Axis'])");
+        FCMD_OBJ_CMD(Feat, "MirrorPlane = ("<<Gui::Command::getObjectCmd(sketch)<<",['V_Axis'])");
 
     finishAdd(newFeatName);
+    // show the new view when no error
+    if (!Feat->isError())
+        TransformedView->getObject()->Visibility.setValue(true);
 }
 
 void TaskMultiTransformParameters::onTransformAddLinearPattern()
@@ -308,29 +316,35 @@ void TaskMultiTransformParameters::onTransformAddLinearPattern()
     closeSubTask();
     std::string newFeatName = TransformedView->getObject()->getDocument()->getUniqueObjectName("LinearPattern");
     auto pcActiveBody = PartDesignGui::getBody(false);
-    if(!pcActiveBody) return;
+    if (!pcActiveBody)
+        return;
 
     Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Make LinearPattern"));
-    FCMD_OBJ_CMD(pcActiveBody,"newObject('PartDesign::LinearPattern','"<<newFeatName<<"')");
+    FCMD_OBJ_CMD(pcActiveBody, "newObject('PartDesign::LinearPattern','"<<newFeatName<<"')");
     auto Feat = pcActiveBody->getDocument()->getObject(newFeatName.c_str());
+    if (!Feat)
+        return;
     //Gui::Command::updateActive();
     App::DocumentObject* sketch = getSketchObject();
     if (sketch) {
-        FCMD_OBJ_CMD(Feat,"Direction = ("<<Gui::Command::getObjectCmd(sketch)<<",['H_Axis'])");
+        FCMD_OBJ_CMD(Feat, "Direction = ("<<Gui::Command::getObjectCmd(sketch)<<",['H_Axis'])");
     }
     else {
         // set Direction value before filling up the combo box to avoid creating an empty item
         // inside updateUI()
         PartDesign::Body* body = static_cast<PartDesign::Body*>(Part::BodyBase::findBodyOf(getObject()));
         if (body) {
-            FCMD_OBJ_CMD(Feat,"Direction = ("<<Gui::Command::getObjectCmd(body->getOrigin()->getX())<<",[''])");
+            FCMD_OBJ_CMD(Feat, "Direction = ("<<Gui::Command::getObjectCmd(body->getOrigin()->getX())<<",[''])");
         }
     }
 
-    FCMD_OBJ_CMD(Feat,"Length = 100");
-    FCMD_OBJ_CMD(Feat,"Occurrences = 2");
+    FCMD_OBJ_CMD(Feat, "Length = 100");
+    FCMD_OBJ_CMD(Feat, "Occurrences = 2");
 
     finishAdd(newFeatName);
+    // show the new view when no error
+    if (!Feat->isError())
+        TransformedView->getObject()->Visibility.setValue(true);
 }
 
 void TaskMultiTransformParameters::onTransformAddPolarPattern()
@@ -338,19 +352,25 @@ void TaskMultiTransformParameters::onTransformAddPolarPattern()
     closeSubTask();
     std::string newFeatName = TransformedView->getObject()->getDocument()->getUniqueObjectName("PolarPattern");
     auto pcActiveBody = PartDesignGui::getBody(false);
-    if(!pcActiveBody) return;
+    if (!pcActiveBody)
+        return;
 
     Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "PolarPattern"));
-    FCMD_OBJ_CMD(pcActiveBody,"newObject('PartDesign::PolarPattern','"<<newFeatName<<"')");
+    FCMD_OBJ_CMD(pcActiveBody, "newObject('PartDesign::PolarPattern','"<<newFeatName<<"')");
     auto Feat = pcActiveBody->getDocument()->getObject(newFeatName.c_str());
+    if (!Feat)
+        return;
     //Gui::Command::updateActive();
     App::DocumentObject* sketch = getSketchObject();
     if (sketch)
         FCMD_OBJ_CMD(Feat, "Axis = ("<<Gui::Command::getObjectCmd(sketch)<<",['N_Axis'])");
-    FCMD_OBJ_CMD(Feat,"Angle = 360");
-    FCMD_OBJ_CMD(Feat,"Occurrences = 2");
+    FCMD_OBJ_CMD(Feat, "Angle = 360");
+    FCMD_OBJ_CMD(Feat, "Occurrences = 2");
 
     finishAdd(newFeatName);
+    // show the new view when no error
+    if (!Feat->isError())
+        TransformedView->getObject()->Visibility.setValue(true);
 }
 
 void TaskMultiTransformParameters::onTransformAddScaled()
@@ -358,16 +378,22 @@ void TaskMultiTransformParameters::onTransformAddScaled()
     closeSubTask();
     std::string newFeatName = TransformedView->getObject()->getDocument()->getUniqueObjectName("Scaled");
     auto pcActiveBody = PartDesignGui::getBody(false);
-    if(!pcActiveBody) return;
+    if (!pcActiveBody)
+        return;
 
     Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Scaled"));
-    FCMD_OBJ_CMD(pcActiveBody,"newObject('PartDesign::Scaled','"<<newFeatName<<"')");
+    FCMD_OBJ_CMD(pcActiveBody, "newObject('PartDesign::Scaled','"<<newFeatName<<"')");
     auto Feat = pcActiveBody->getDocument()->getObject(newFeatName.c_str());
+    if (!Feat)
+        return;
     //Gui::Command::updateActive();
-    FCMD_OBJ_CMD(Feat,"Factor = 2");
-    FCMD_OBJ_CMD(Feat,"Occurrences = 2");
+    FCMD_OBJ_CMD(Feat, "Factor = 2");
+    FCMD_OBJ_CMD(Feat, "Occurrences = 2");
 
     finishAdd(newFeatName);
+    // show the new view when no error
+    if (!Feat->isError())
+        TransformedView->getObject()->Visibility.setValue(true);
 }
 
 void TaskMultiTransformParameters::finishAdd(std::string &newFeatName)

src/Mod/PartDesign/Gui/TaskSketchBasedParameters.cpp

@@ -264,6 +264,7 @@ bool TaskDlgSketchBasedParameters::accept() {
 bool TaskDlgSketchBasedParameters::reject()
 {
     PartDesign::ProfileBased* pcSketchBased = static_cast<PartDesign::ProfileBased*>(vp->getObject());
+    App::DocumentObjectWeakPtrT weakptr(pcSketchBased);
     // get the Sketch
     Sketcher::SketchObject *pcSketch = static_cast<Sketcher::SketchObject*>(pcSketchBased->Profile.getValue());
     bool rv;
@@ -273,7 +274,7 @@ bool TaskDlgSketchBasedParameters::reject()
 
     // if abort command deleted the object the sketch is visible again.
     // The previous one feature already should be made visible
-    if (!Gui::Application::Instance->getViewProvider(pcSketchBased)) {
+    if (weakptr.expired()) {
         // Make the sketch visible
         if (pcSketch && Gui::Application::Instance->getViewProvider(pcSketch))
             Gui::Application::Instance->getViewProvider(pcSketch)->show();

src/Mod/Start/CMakeLists.txt

@@ -47,5 +47,5 @@ INSTALL(
     FILES
         ${Start_Tests}
     DESTINATION
-        Mod/Start/testStart
+        Mod/Start/TestStart
 )

src/Mod/TechDraw/Gui/ViewProviderTemplate.cpp

@@ -191,6 +191,10 @@ bool ViewProviderTemplate::onDelete(const std::vector<std::string> &)
     // get the page
     auto page = getTemplate()->getParentPage();
 
+    // If no parent page is given then just go ahead
+    if (!page)
+        return true;
+
     // generate dialog
     QString bodyMessage;
     QTextStream bodyMessageStream(&bodyMessage);

src/Mod/Web/Gui/BrowserView.cpp

@@ -239,6 +239,7 @@ Py::Object BrowserViewPy::setHtml(const Py::Tuple& args)
 WebView::WebView(QWidget *parent)
     : QWEBVIEW(parent)
 {
+#ifdef QTWEBKIT
     // Increase html font size for high DPI displays
 #if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
     QRect mainScreenSize = QApplication::primaryScreen()->geometry();
@@ -248,6 +249,7 @@ WebView::WebView(QWidget *parent)
     if (mainScreenSize.width() > 1920){
         setTextSizeMultiplier (mainScreenSize.width()/1920.0);
     }
+#endif
 }
 
 #ifdef QTWEBENGINE

src/WindowsInstaller/README.md

@@ -20,14 +20,14 @@ To build the installer you can do the following:
    (You can alternatively get nsProcess from https://nsis.sourceforge.io/NsProcess_plugin)
 7. Copy all FreeCAD files to the folder "~\FreeCAD"
    e.g. "C:\FreeCAD\Installer\FreeCAD"
-8. If you use a version of FreeCAD that was compiled using another MSVC version than MSVC 2017,
+8. If you use a version of FreeCAD that was compiled using another MSVC version than MSVC 2019,
    copy its distributable DLLs to the folder FILES_DEPS (see step 3).
 9. Right-click on the file FreeCAD-installer.nsi and choose "Compile NSIS script"
    to compile the installer.
-10. The folder ~\MSVCRedist contains already all MSVC 2017 x64 redistributable DLLs necessary
-   for FreeCAD 0.19dev. If another MSVC version was used to compile FreeCAD, replace the DLLs by
+10. The folder ~\MSVCRedist contains already all MSVC 2019 x64 redistributable DLLs necessary
+   for FreeCAD 0.19. If another MSVC version was used to compile FreeCAD, replace the DLLs by
    the ones of the used MSVC. (They are usually available in the folder
-   C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Redist\MSVC)
+   C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Redist\MSVC)
 
 For test builds of the installer you can turn off the compression. This speeds up
 the build time for the installer a lot but increases its file size. The compression

src/WindowsInstaller/Settings.nsh

@@ -18,14 +18,14 @@ SetCompressor /SOLID lzma
 !define APP_VERSION_MAJOR 0
 !define APP_VERSION_MINOR 19
 !define APP_VERSION_REVISION 0
-!define APP_VERSION_EMERGENCY "rev18731" # use "1" for an emergency release of FreeCAD otherwise ""
+!define APP_VERSION_EMERGENCY "" # use "1" for an emergency release of FreeCAD otherwise ""
 	# alternatively you can use APP_VERSION_EMERGENCY for a custom suffix of the version number
 !define APP_EMERGENCY_DOT "" # use "." for an emergency release of FreeCAD otherwise ""
 !define APP_VERSION_BUILD 1 # Start with 1 for the installer releases of each version
 
 !define APP_VERSION "${APP_VERSION_MAJOR}.${APP_VERSION_MINOR}.${APP_VERSION_REVISION}${APP_EMERGENCY_DOT}${APP_VERSION_EMERGENCY}" # Version to display
 
-!define COPYRIGHT_YEAR 2020
+!define COPYRIGHT_YEAR 2021
 
 #--------------------------------
 # Installer file name
@@ -43,6 +43,6 @@ SetCompressor /SOLID lzma
 # File locations
 # !!! you need to adjust them to the folders in your Windows system !!!
 
-!define FILES_FREECAD "D:\usti\FreeCAD\Installer\FreeCAD"
-!define FILES_DEPS "D:\usti\FreeCAD\Installer\MSVCRedist"
-!define FILES_THUMBS "D:\usti\FreeCAD\Installer\thumbnail"
+!define FILES_FREECAD "G:\FreeCADInst\Installer\FreeCAD"
+!define FILES_DEPS "G:\FreeCADInst\Installer\MSVCRedist"
+!define FILES_THUMBS "G:\FreeCADInst\Installer\thumbnail"

src/WindowsInstaller/include/declarations.nsh

@@ -42,8 +42,14 @@ Configuration and variables of FreeCAD installer
 !define APP_REGNAME_DOC "${APP_NAME}.Document"
 
 !define APP_EXT ".FCStd"
+!define APP_EXT1 ".FCStd1"
 !define APP_MIME_TYPE "application/x-zip-compressed"
 
+!define APP_EXT_BAK ".FCBak"
+!define APP_EXT_MACRO ".FCMacro"
+!define APP_EXT_MAT ".FCMat"
+!define APP_EXT_SCRIPT ".FCScript"
+
 !define APP_UNINST_KEY "Software\Microsoft\Windows\CurrentVersion\Uninstall\${SETUP_UNINSTALLER_KEY}"
 
 #--------------------------------

src/WindowsInstaller/setup/uninstall.nsh

@@ -24,10 +24,23 @@ Section "un.FreeCAD" un.SecUnProgramFiles
   ReadRegStr $R0 SHCTX "Software\Classes\${APP_EXT}" ""
   ${if} $R0 == "${APP_REGNAME_DOC}"
    DeleteRegKey SHCTX "Software\Classes\${APP_EXT}"
-   #DeleteRegKey SHCTX "Software\Classes\${APP_REGNAME_DOC}"
   ${endif}
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT}"
+  
+  # remove further FC-specific file extension
+  DeleteRegKey SHCTX "Software\Classes\${APP_EXT1}" # .FCStd1
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT1}"
+  DeleteRegKey SHCTX "Software\Classes\${APP_EXT_BAK}" # .FCBak
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT_BAK}"
+  DeleteRegKey SHCTX "Software\Classes\${APP_EXT_MACRO}" # .FCMacro
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT_MACRO}"
+  DeleteRegKey SHCTX "Software\Classes\${APP_EXT_MAT}" # .FCMat
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT_MAT}"
+  DeleteRegKey SHCTX "Software\Classes\${APP_EXT_SCRIPT}" # .FCScript
+  DeleteRegKey SHCTX "Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\${APP_EXT_SCRIPT}"
+  
   ${if} $MultiUser.Privileges == "Admin"
-   DeleteRegKey HKCR "${APP_NAME}.Document"
+   DeleteRegKey HKCR "${APP_REGNAME_DOC}"
    # see https://nsis.sourceforge.io/Docs/AppendixB.html#library_install for a description of UnInstallLib
    !insertmacro UnInstallLib REGDLL NOTSHARED NOREBOOT_NOTPROTECTED $SYSDIR\FCStdThumbnail.dll
   ${endif}