Merge pull request #12298 from NomAnor/visibility-icon

Add an icon to toggle the visibility of items in the tree view

src/Gui/Icons/resource.qrc

@@ -133,6 +133,8 @@
         <file>Tree_Annotation.svg</file>
         <file>Tree_Dimension.svg</file>
         <file>Tree_Python.svg</file>
+        <file>TreeItemVisible.svg</file>
+        <file>TreeItemInvisible.svg</file>
         <file>dagViewVisible.svg</file>
         <file>dagViewPass.svg</file>
         <file>dagViewFail.svg</file>

src/Gui/PreferencePages/DlgSettingsUI.cpp

@@ -92,50 +92,57 @@ DlgSettingsUI::DlgSettingsUI(QWidget* parent)
     ResizableColumn->setEntryName("ResizableColumn");
     ResizableColumn->setParamGrpPath("TreeView");
 
+    // Auto generated code (Tools/params_utils.py:433)
+    VisibilityIcon = new Gui::PrefCheckBox(this);
+    layoutTreeview->addWidget(VisibilityIcon, 3, 0);
+    VisibilityIcon->setChecked(Gui::TreeParams::defaultVisibilityIcon());
+    VisibilityIcon->setEntryName("VisibilityIcon");
+    VisibilityIcon->setParamGrpPath("TreeView");
+
     // Auto generated code (Tools/params_utils.py:433)
     HideColumn = new Gui::PrefCheckBox(this);
-    layoutTreeview->addWidget(HideColumn, 3, 0);
+    layoutTreeview->addWidget(HideColumn, 4, 0);
     HideColumn->setChecked(Gui::TreeParams::defaultHideColumn());
     HideColumn->setEntryName("HideColumn");
     HideColumn->setParamGrpPath("TreeView");
 
     // Auto generated code (Tools/params_utils.py:433)
     HideScrollBar = new Gui::PrefCheckBox(this);
-    layoutTreeview->addWidget(HideScrollBar, 4, 0);
+    layoutTreeview->addWidget(HideScrollBar, 5, 0);
     HideScrollBar->setChecked(Gui::TreeParams::defaultHideScrollBar());
     HideScrollBar->setEntryName("HideScrollBar");
     HideScrollBar->setParamGrpPath("TreeView");
 
     // Auto generated code (Tools/params_utils.py:433)
     HideHeaderView = new Gui::PrefCheckBox(this);
-    layoutTreeview->addWidget(HideHeaderView, 5, 0);
+    layoutTreeview->addWidget(HideHeaderView, 6, 0);
     HideHeaderView->setChecked(Gui::TreeParams::defaultHideHeaderView());
     HideHeaderView->setEntryName("HideHeaderView");
     HideHeaderView->setParamGrpPath("TreeView");
 
     // Auto generated code (Tools/params_utils.py:433)
     labelIconSize = new QLabel(this);
-    layoutTreeview->addWidget(labelIconSize, 6, 0);
+    layoutTreeview->addWidget(labelIconSize, 7, 0);
     IconSize = new Gui::PrefSpinBox(this);
-    layoutTreeview->addWidget(IconSize, 6, 1);
+    layoutTreeview->addWidget(IconSize, 7, 1);
     IconSize->setValue(Gui::TreeParams::defaultIconSize());
     IconSize->setEntryName("IconSize");
     IconSize->setParamGrpPath("TreeView");
 
     // Auto generated code (Tools/params_utils.py:433)
     labelFontSize = new QLabel(this);
-    layoutTreeview->addWidget(labelFontSize, 7, 0);
+    layoutTreeview->addWidget(labelFontSize, 8, 0);
     FontSize = new Gui::PrefSpinBox(this);
-    layoutTreeview->addWidget(FontSize, 7, 1);
+    layoutTreeview->addWidget(FontSize, 8, 1);
     FontSize->setValue(Gui::TreeParams::defaultFontSize());
     FontSize->setEntryName("FontSize");
     FontSize->setParamGrpPath("TreeView");
 
     // Auto generated code (Tools/params_utils.py:433)
     labelItemSpacing = new QLabel(this);
-    layoutTreeview->addWidget(labelItemSpacing, 8, 0);
+    layoutTreeview->addWidget(labelItemSpacing, 9, 0);
     ItemSpacing = new Gui::PrefSpinBox(this);
-    layoutTreeview->addWidget(ItemSpacing, 8, 1);
+    layoutTreeview->addWidget(ItemSpacing, 9, 1);
     ItemSpacing->setValue(Gui::TreeParams::defaultItemSpacing());
     ItemSpacing->setEntryName("ItemSpacing");
     ItemSpacing->setParamGrpPath("TreeView");
@@ -442,6 +449,7 @@ void DlgSettingsUI::saveSettings()
     ItemBackground->onSave();
     ItemBackgroundPadding->onSave();
     ResizableColumn->onSave();
+    VisibilityIcon->onSave();
     HideColumn->onSave();
     HideScrollBar->onSave();
     HideHeaderView->onSave();
@@ -482,6 +490,7 @@ void DlgSettingsUI::loadSettings()
     ItemBackground->onRestore();
     ItemBackgroundPadding->onRestore();
     ResizableColumn->onRestore();
+    VisibilityIcon->onRestore();
     HideColumn->onRestore();
     HideScrollBar->onRestore();
     HideHeaderView->onRestore();
@@ -528,6 +537,8 @@ void DlgSettingsUI::retranslateUi()
     labelItemBackgroundPadding->setToolTip(ItemBackgroundPadding->toolTip());
     ResizableColumn->setToolTip(QApplication::translate("TreeParams", Gui::TreeParams::docResizableColumn()));
     ResizableColumn->setText(QObject::tr("Resizable columns"));
+    VisibilityIcon->setToolTip(QApplication::translate("TreeParams", Gui::TreeParams::docVisibilityIcon()));
+    VisibilityIcon->setText(QObject::tr("Show visibility icon"));
     HideColumn->setToolTip(QApplication::translate("TreeParams", Gui::TreeParams::docHideColumn()));
     HideColumn->setText(QObject::tr("Hide extra column"));
     HideScrollBar->setToolTip(QApplication::translate("TreeParams", Gui::TreeParams::docHideScrollBar()));

src/Gui/PreferencePages/DlgSettingsUI.h

@@ -78,6 +78,7 @@ private:
     QLabel *labelItemBackgroundPadding = nullptr;
     Gui::PrefSpinBox *ItemBackgroundPadding = nullptr;
     Gui::PrefCheckBox *ResizableColumn = nullptr;
+    Gui::PrefCheckBox *VisibilityIcon = nullptr;
     Gui::PrefCheckBox *HideColumn = nullptr;
     Gui::PrefCheckBox *HideScrollBar = nullptr;
     Gui::PrefCheckBox *HideHeaderView = nullptr;

src/Gui/PreferencePages/DlgSettingsUI.py

@@ -48,6 +48,7 @@ ParamGroup = (
         'ItemBackground',
         'ItemBackgroundPadding',
         'ResizableColumn',
+        'VisibilityIcon',
         'HideColumn',
         'HideScrollBar',
         'HideHeaderView',

src/Gui/Tree.cpp

@@ -93,6 +93,14 @@ const int TreeWidget::ObjectType = 1001;
 static bool _DraggingActive;
 static bool _DragEventFilter;
 
+static bool isVisibilityIconEnabled() {
+    return TreeParams::getVisibilityIcon();
+}
+
+static bool isSelectionCheckBoxesEnabled() {
+    return TreeParams::getCheckBoxesSelection();
+}
+
 void TreeParams::onItemBackgroundChanged()
 {
     if (getItemBackground()) {
@@ -1552,6 +1560,50 @@ void TreeWidget::keyPressEvent(QKeyEvent* event)
     QTreeWidget::keyPressEvent(event);
 }
 
+void TreeWidget::mousePressEvent(QMouseEvent* event)
+{
+    QTreeWidget::mousePressEvent(event);
+
+    // Handle the visibility icon after the normal event processing to not interfer with
+    // the selection logic.
+    if (isVisibilityIconEnabled()) {
+        QTreeWidgetItem* item = itemAt(event->pos());
+        if (item && item->type() == TreeWidget::ObjectType && event->button() == Qt::LeftButton) {
+            auto objitem = static_cast<DocumentObjectItem*>(item);
+
+            // Mouse position relative to viewport
+            auto mousePos = event->pos();
+
+            // Rect occupied by the item relative to viewport
+            auto iconRect = visualItemRect(objitem);
+
+            // If the checkboxes are visible, these are displayed before the icon
+            // and we have to compensate for its width.
+            if (isSelectionCheckBoxesEnabled()) {
+                auto style = this->style();
+                int checkboxWidth = style->pixelMetric(QStyle::PM_IndicatorWidth)
+                                    + style->pixelMetric(QStyle::PM_LayoutHorizontalSpacing);
+                iconRect.adjust(checkboxWidth, 0, 0, 0);
+            }
+
+            // We are interested in the first icon (visibility icon)
+            iconRect.setWidth(iconSize());
+
+            // If the visibility icon was clicked, toggle the DocumentObject visibility
+            if (iconRect.contains(mousePos)) {
+                auto vp = objitem->object();
+                if (vp->isShow()) {
+                    vp->hide();
+                } else {
+                    vp->show();
+                }
+                event->setAccepted(true);
+                return;
+            }
+        }
+    }
+}
+
 void TreeWidget::mouseDoubleClickEvent(QMouseEvent* event)
 {
     QTreeWidgetItem* item = itemAt(event->pos());
@@ -3282,10 +3334,6 @@ void TreeWidget::onItemSelectionChanged()
     this->blockSelection(lock);
 }
 
-static bool isSelectionCheckBoxesEnabled() {
-    return TreeParams::getCheckBoxesSelection();
-}
-
 void TreeWidget::synchronizeSelectionCheckBoxes() {
     const bool useCheckBoxes = isSelectionCheckBoxesEnabled();
     for (auto tree : TreeWidget::Instances) {
@@ -3303,6 +3351,20 @@ void TreeWidget::synchronizeSelectionCheckBoxes() {
     }
 }
 
+void TreeWidget::updateVisibilityIcons() {
+    for (auto tree : TreeWidget::Instances) {
+        QSignalBlocker blocker(tree);
+        for (QTreeWidgetItemIterator it(tree); *it; ++it) {
+            auto item = *it;
+            if (item->type() == ObjectType) {
+                auto objitem = static_cast<DocumentObjectItem*>(item);
+                objitem->testStatus(true);
+            }
+        }
+        tree->resizeColumnToContents(0);
+    }
+}
+
 QList<QTreeWidgetItem*> TreeWidget::childrenOfItem(const QTreeWidgetItem& item) const {
     QList children = QList<QTreeWidgetItem*>();
 
@@ -5117,7 +5179,7 @@ void DocumentObjectItem::testStatus(bool resetStatus, QIcon& icon1, QIcon& icon2
     previousStatus = currentStatus;
 
     QIcon::Mode mode = QIcon::Normal;
-    if (currentStatus & 1) { // visible
+    if (isVisibilityIconEnabled() || (currentStatus & 1)) { // visible
         // Note: By default the foreground, i.e. text color is invalid
         // to make use of the default color of the tree widget's palette.
         // If we temporarily set this color to dark and reset to an invalid
@@ -5262,6 +5324,35 @@ void DocumentObjectItem::testStatus(bool resetStatus, QIcon& icon1, QIcon& icon2
         icon = object()->mergeColorfulOverlayIcons(icon);
     }
 
+    if (isVisibilityIconEnabled()) {
+        static QPixmap pxVisible, pxInvisible;
+        if (pxVisible.isNull()) {
+            pxVisible = BitmapFactory().pixmap("TreeItemVisible");
+        }
+        if (pxInvisible.isNull()) {
+            pxInvisible = BitmapFactory().pixmap("TreeItemInvisible");
+        }
+
+        // Prepend the visibility pixmap to the final icon pixmaps and use these as the icon.
+        QIcon new_icon;
+        for (auto state: {QIcon::On, QIcon::Off}) {
+            QPixmap px_org = icon.pixmap(0xFFFF, 0xFFFF, QIcon::Normal, state);
+
+            QPixmap px(2*px_org.width(), px_org.height());
+            px.fill(Qt::transparent);
+
+            QPainter pt;
+            pt.begin(&px);
+            pt.setPen(Qt::NoPen);
+            pt.drawPixmap(0, 0, px_org.width(), px_org.height(), (currentStatus & 1) ? pxVisible : pxInvisible);
+            pt.drawPixmap(px_org.width(), 0, px_org.width(), px_org.height(), px_org);
+            pt.end();
+
+            new_icon.addPixmap(px, QIcon::Normal, state);
+        }
+        icon = new_icon;
+    }
+
 
     _Timing(2, setIcon);
     this->setIcon(0, icon);

src/Gui/Tree.h

@@ -122,6 +122,7 @@ public:
     void itemSearch(const QString &text, bool select);
 
     static void synchronizeSelectionCheckBoxes();
+    static void updateVisibilityIcons();
 
     QList<QTreeWidgetItem *> childrenOfItem(const QTreeWidgetItem &item) const;
 
@@ -155,6 +156,7 @@ protected:
     //@}
     bool event(QEvent *e) override;
     void keyPressEvent(QKeyEvent *event) override;
+    void mousePressEvent(QMouseEvent * event) override;
     void mouseDoubleClickEvent(QMouseEvent * event) override;
 
 protected:

src/Gui/TreeParams.h

@@ -28,11 +28,11 @@ import TreeParams
 TreeParams.declare_begin()
 ]]]*/
 
-// Auto generated code (Tools/params_utils.py:72)
+// Auto generated code (Tools/params_utils.py:82)
 #include <Base/Parameter.h>
 
 
-// Auto generated code (Tools/params_utils.py:78)
+// Auto generated code (Tools/params_utils.py:90)
 namespace Gui {
 /** Convenient class to obtain tree view related parameters
 
@@ -68,7 +68,7 @@ class GuiExport TreeParams {
 public:
     static ParameterGrp::handle getHandle();
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter SyncSelection
     static const bool & getSyncSelection();
@@ -79,7 +79,7 @@ public:
     static void onSyncSelectionChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter CheckBoxesSelection
     static const bool & getCheckBoxesSelection();
@@ -90,7 +90,7 @@ public:
     static void onCheckBoxesSelectionChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter SyncView
     static const bool & getSyncView();
@@ -100,7 +100,7 @@ public:
     static const char *docSyncView();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter PreSelection
     static const bool & getPreSelection();
@@ -110,7 +110,7 @@ public:
     static const char *docPreSelection();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter SyncPlacement
     static const bool & getSyncPlacement();
@@ -120,7 +120,7 @@ public:
     static const char *docSyncPlacement();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter RecordSelection
     static const bool & getRecordSelection();
@@ -130,7 +130,7 @@ public:
     static const char *docRecordSelection();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter DocumentMode
     static const long & getDocumentMode();
@@ -141,7 +141,7 @@ public:
     static void onDocumentModeChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter StatusTimeout
     static const long & getStatusTimeout();
@@ -151,7 +151,7 @@ public:
     static const char *docStatusTimeout();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter SelectionTimeout
     static const long & getSelectionTimeout();
@@ -161,7 +161,7 @@ public:
     static const char *docSelectionTimeout();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter PreSelectionTimeout
     static const long & getPreSelectionTimeout();
@@ -171,7 +171,7 @@ public:
     static const char *docPreSelectionTimeout();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter PreSelectionDelay
     static const long & getPreSelectionDelay();
@@ -181,7 +181,7 @@ public:
     static const char *docPreSelectionDelay();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter PreSelectionMinDelay
     static const long & getPreSelectionMinDelay();
@@ -191,7 +191,7 @@ public:
     static const char *docPreSelectionMinDelay();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter RecomputeOnDrop
     static const bool & getRecomputeOnDrop();
@@ -201,7 +201,7 @@ public:
     static const char *docRecomputeOnDrop();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter KeepRootOrder
     static const bool & getKeepRootOrder();
@@ -211,7 +211,7 @@ public:
     static const char *docKeepRootOrder();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveAutoExpand
     static const bool & getTreeActiveAutoExpand();
@@ -221,7 +221,7 @@ public:
     static const char *docTreeActiveAutoExpand();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveColor
     static const unsigned long & getTreeActiveColor();
@@ -232,7 +232,7 @@ public:
     static void onTreeActiveColorChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeEditColor
     static const unsigned long & getTreeEditColor();
@@ -243,7 +243,7 @@ public:
     static void onTreeEditColorChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter SelectingGroupColor
     static const unsigned long & getSelectingGroupColor();
@@ -254,7 +254,7 @@ public:
     static void onSelectingGroupColorChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveBold
     static const bool & getTreeActiveBold();
@@ -265,7 +265,7 @@ public:
     static void onTreeActiveBoldChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveItalic
     static const bool & getTreeActiveItalic();
@@ -276,7 +276,7 @@ public:
     static void onTreeActiveItalicChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveUnderlined
     static const bool & getTreeActiveUnderlined();
@@ -287,7 +287,7 @@ public:
     static void onTreeActiveUnderlinedChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeActiveOverlined
     static const bool & getTreeActiveOverlined();
@@ -298,7 +298,7 @@ public:
     static void onTreeActiveOverlinedChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter Indentation
     static const long & getIndentation();
@@ -309,7 +309,7 @@ public:
     static void onIndentationChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter LabelExpression
     static const bool & getLabelExpression();
@@ -319,7 +319,7 @@ public:
     static const char *docLabelExpression();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter IconSize
     static const long & getIconSize();
@@ -330,7 +330,7 @@ public:
     static void onIconSizeChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter FontSize
     static const long & getFontSize();
@@ -341,7 +341,7 @@ public:
     static void onFontSizeChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ItemSpacing
     static const long & getItemSpacing();
@@ -352,7 +352,7 @@ public:
     static void onItemSpacingChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ItemBackground
     ///
@@ -365,7 +365,7 @@ public:
     static void onItemBackgroundChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ItemBackgroundPadding
     ///
@@ -378,7 +378,7 @@ public:
     static void onItemBackgroundPaddingChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter HideColumn
     ///
@@ -391,7 +391,7 @@ public:
     static void onHideColumnChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter HideScrollBar
     ///
@@ -403,7 +403,7 @@ public:
     static const char *docHideScrollBar();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter HideHeaderView
     ///
@@ -415,7 +415,7 @@ public:
     static const char *docHideHeaderView();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ResizableColumn
     ///
@@ -428,7 +428,7 @@ public:
     static void onResizableColumnChanged();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ColumnSize1
     static const long & getColumnSize1();
@@ -438,7 +438,7 @@ public:
     static const char *docColumnSize1();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter ColumnSize2
     static const long & getColumnSize2();
@@ -448,7 +448,7 @@ public:
     static const char *docColumnSize2();
     //@}
 
-    // Auto generated code (Tools/params_utils.py:122)
+    // Auto generated code (Tools/params_utils.py:138)
     //@{
     /// Accessor for parameter TreeToolTipIcon
     static const bool & getTreeToolTipIcon();
@@ -457,6 +457,19 @@ public:
     static void setTreeToolTipIcon(const bool &v);
     static const char *docTreeToolTipIcon();
     //@}
+
+    // Auto generated code (Tools/params_utils.py:138)
+    //@{
+    /// Accessor for parameter VisibilityIcon
+    ///
+    /// If enabled, show an eye icon before the tree view items, showing the items visibility status. When clicked the visibility is toggled
+    static const bool & getVisibilityIcon();
+    static const bool & defaultVisibilityIcon();
+    static void removeVisibilityIcon();
+    static void setVisibilityIcon(const bool &v);
+    static const char *docVisibilityIcon();
+    static void onVisibilityIconChanged();
+    //@}
 //[[[end]]]
 
     static void refreshTreeViews();
@@ -465,7 +478,7 @@ public:
 TreeParams.declare_end()
 ]]]*/
 
-// Auto generated code (Tools/params_utils.py:150)
+// Auto generated code (Tools/params_utils.py:178)
 }; // class TreeParams
 } // namespace Gui
 //[[[end]]]

src/Gui/TreeParams.py

@@ -80,6 +80,8 @@ Params = [
     ParamInt('ColumnSize1', 0),
     ParamInt('ColumnSize2', 0),
     ParamBool('TreeToolTipIcon', False, title='Show icon in tool tip'),
+    ParamBool('VisibilityIcon', False, on_change=True, title='Show visibility icon',
+        doc = "If enabled, show an eye icon before the tree view items, showing the items visibility status. When clicked the visibility is toggled"),
 ]
 
 def declare_begin():