diff --git a/resources/icons/user.svg b/resources/icons/user.svg
index b750021fc4..4b64970541 100644
--- a/resources/icons/user.svg
+++ b/resources/icons/user.svg
@@ -6,7 +6,7 @@
 	xmlns:xlink="http://www.w3.org/1999/xlink" 
 	width="600" 
 	height="600"
-	stroke="grey"
+	stroke="#808080"
 	stroke-width="30"
 	fill="none">
 
diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 4b762a4496..5a84b6b84b 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -4302,7 +4302,7 @@ void GLCanvas3D::update_ui_from_settings()
 #endif // ENABLE_RETINA_GL
 
     if (wxGetApp().is_editor())
-        wxGetApp().plater()->enable_collapse_toolbar(wxGetApp().app_config->get_bool("show_collapse_button"));
+        wxGetApp().plater()->enable_collapse_toolbar(wxGetApp().app_config->get_bool("show_collapse_button") || !wxGetApp().sidebar().IsShown());
 }
 
 GLCanvas3D::WipeTowerInfo GLCanvas3D::get_wipe_tower_info() const
@@ -5023,9 +5023,9 @@ bool GLCanvas3D::_init_main_toolbar()
     m_main_toolbar.set_layout_type(GLToolbar::Layout::Horizontal);
     m_main_toolbar.set_horizontal_orientation(GLToolbar::Layout::HO_Right);
     m_main_toolbar.set_vertical_orientation(GLToolbar::Layout::VO_Top);
-    m_main_toolbar.set_border(5.0f);
-    m_main_toolbar.set_separator_size(5);
-    m_main_toolbar.set_gap_size(4);
+    //m_main_toolbar.set_border(5.0f);
+    //m_main_toolbar.set_separator_size(5.f);
+    //m_main_toolbar.set_gap_size(5.f);
 
     GLToolbarItem::Data item;
 
@@ -5164,7 +5164,9 @@ bool GLCanvas3D::_init_main_toolbar()
     item.icon_filename = "layers_white.svg";
     item.tooltip = _u8L("Variable layer height");
     item.sprite_id = sprite_id++;
-    item.left.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_LAYERSEDITING)); };
+    item.left.action_callback = [this]() { 
+        if (m_canvas != nullptr) 
+            wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_LAYERSEDITING)); };
     item.visibility_callback = [this]()->bool {
         bool res = current_printer_technology() == ptFFF;
         // turns off if changing printer technology
@@ -5207,9 +5209,9 @@ bool GLCanvas3D::_init_undoredo_toolbar()
     m_undoredo_toolbar.set_layout_type(GLToolbar::Layout::Horizontal);
     m_undoredo_toolbar.set_horizontal_orientation(GLToolbar::Layout::HO_Left);
     m_undoredo_toolbar.set_vertical_orientation(GLToolbar::Layout::VO_Top);
-    m_undoredo_toolbar.set_border(5.0f);
-    m_undoredo_toolbar.set_separator_size(5);
-    m_undoredo_toolbar.set_gap_size(4);
+    //m_undoredo_toolbar.set_border(5.f);
+    //m_undoredo_toolbar.set_separator_size(5.f);
+    //m_undoredo_toolbar.set_gap_size(5.f);
 
     GLToolbarItem::Data item;
 
@@ -5972,34 +5974,41 @@ void GLCanvas3D::_render_sequential_clearance()
     m_sequential_print_clearance.render();
 }
 
-void GLCanvas3D::_check_and_update_toolbar_icon_scale()
-{
-    // Don't update a toolbar scale, when we are on a Preview
-    if (wxGetApp().plater()->is_preview_shown())
-        return;
 
-    const float scale = wxGetApp().toolbar_icon_scale();
+bool GLCanvas3D::check_toolbar_icon_size(float init_scale, float& new_scale_to_save, int counter/* = 3*/)
+{
     const Size cnv_size = get_canvas_size();
 
-    int size = int(GLToolbar::Default_Icons_Size * scale);
-
-    // Set current size for all top toolbars. It will be used for next calculations
-    GLToolbar& collapse_toolbar = wxGetApp().plater()->get_collapse_toolbar();
 #if ENABLE_RETINA_GL
-    const float sc = m_retina_helper->get_scale_factor() * scale;
-    m_main_toolbar.set_scale(sc);
-    m_undoredo_toolbar.set_scale(sc);
-    collapse_toolbar.set_scale(sc);
-    size *= int(m_retina_helper->get_scale_factor());
+    float max_scale = m_retina_helper->get_scale_factor();
 #else
-    m_main_toolbar.set_icons_size(size);
-    m_undoredo_toolbar.set_icons_size(size);
-    collapse_toolbar.set_icons_size(size);
+    float max_scale = 0.1f * wxGetApp().em_unit();
 #endif // ENABLE_RETINA_GL
 
+    float scale = init_scale * max_scale;
+
+    int size = int(GLToolbar::Default_Icons_Size * scale);
+    int gizmo_size = int(GLGizmosManager::Default_Icons_Size * scale);
+
+    // Set current scale for all top toolbars. It will be used for next calculations
+
+    GLToolbar& collapse_toolbar = wxGetApp().plater()->get_collapse_toolbar();
+    GLToolbar& view_toolbar = wxGetApp().plater()->get_view_toolbar();
+
+    if (!is_approx(scale, m_main_toolbar.get_scale(), 0.015f)) {
+        m_main_toolbar.set_scale(scale);
+        m_undoredo_toolbar.set_scale(scale);
+        collapse_toolbar.set_scale(scale);
+        view_toolbar.set_scale(scale);
+        m_gizmos.set_overlay_scale(scale);
+
+        view_toolbar.set_icons_size(gizmo_size);
+    }
+
     const float top_tb_width = m_main_toolbar.get_width() + m_undoredo_toolbar.get_width() + collapse_toolbar.get_width();
-    int   items_cnt = m_main_toolbar.get_visible_items_cnt() + m_undoredo_toolbar.get_visible_items_cnt() + collapse_toolbar.get_visible_items_cnt();
+    float items_cnt = float(m_main_toolbar.get_visible_items_cnt() + m_undoredo_toolbar.get_visible_items_cnt() + collapse_toolbar.get_visible_items_cnt());
     const float noitems_width = top_tb_width - float(size) * items_cnt; // width of separators and borders in top toolbars 
+    items_cnt += 1.6; // +1.6 means a place for some minimal margin between toolbars
 
     // calculate scale needed for items in all top toolbars
     // the std::max() is there because on some Linux dialects/virtual machines this code is called when the canvas has not been properly initialized yet,
@@ -6008,18 +6017,41 @@ void GLCanvas3D::_check_and_update_toolbar_icon_scale()
     //      https://github.com/supermerill/SuperSlicer/issues/854
     const float new_h_scale = std::max((cnv_size.get_width() - noitems_width), 1.0f) / (items_cnt * GLToolbar::Default_Icons_Size);
 
-    items_cnt = m_gizmos.get_selectable_icons_cnt() + 3; // +3 means a place for top and view toolbars and separators in gizmos toolbar
+    float   gizmos_height   = m_gizmos.get_scaled_total_height();
+    int     giz_items_cnt   = m_gizmos.get_selectable_icons_cnt();
+    float   noitems_height  = gizmos_height - gizmo_size * giz_items_cnt; // height of separators and borders in gizmos toolbars 
 
-    // calculate scale needed for items in the gizmos toolbar
-    const float new_v_scale = cnv_size.get_height() / (items_cnt * GLGizmosManager::Default_Icons_Size);
+    noitems_height += m_main_toolbar.get_height(); // increase its value to main_toolbar height
+    giz_items_cnt += 2; // +2 means a place for view toolbar
+
+    const float new_v_scale = std::max((cnv_size.get_height() - noitems_height), 1.0f) / (giz_items_cnt * GLGizmosManager::Default_Icons_Size);
 
     // set minimum scale as a auto scale for the toolbars
     float new_scale = std::min(new_h_scale, new_v_scale);
-#if ENABLE_RETINA_GL
-    new_scale /= m_retina_helper->get_scale_factor();
-#endif
-    if (fabs(new_scale - scale) > 0.015) // scale is changed by 1.5% and more
-        wxGetApp().set_auto_toolbar_icon_scale(new_scale);
+
+    new_scale_to_save = std::min(new_scale / max_scale, 1.f);
+
+    if (is_approx(init_scale, new_scale_to_save, 0.015f) || counter == 0)
+        return true;
+
+    // scale is changed by 1.5% and more
+    init_scale = new_scale_to_save;
+    counter--;
+    return check_toolbar_icon_size(init_scale, new_scale_to_save, counter);
+}
+
+
+void GLCanvas3D::_check_and_update_toolbar_icon_scale()
+{
+    // Don't update a toolbar scale, when we are on a Preview
+    if (wxGetApp().plater()->is_preview_shown())
+        return;
+
+    const float init_scale = wxGetApp().toolbar_icon_scale();
+    float new_scale_to_save;
+    if (check_toolbar_icon_size(init_scale, new_scale_to_save) &&
+        !is_approx(init_scale, new_scale_to_save, 0.015f))
+        wxGetApp().set_auto_toolbar_icon_scale(new_scale_to_save);
 }
 
 void GLCanvas3D::_render_overlays()
@@ -6087,17 +6119,6 @@ void GLCanvas3D::_render_volumes_for_picking(const Camera& camera) const
 
 void GLCanvas3D::_render_gizmos_overlay()
 {
-#if ENABLE_RETINA_GL
-//     m_gizmos.set_overlay_scale(m_retina_helper->get_scale_factor());
-    const float scale = m_retina_helper->get_scale_factor()*wxGetApp().toolbar_icon_scale();
-    m_gizmos.set_overlay_scale(scale); //! #ys_FIXME_experiment
-#else
-//     m_gizmos.set_overlay_scale(m_canvas->GetContentScaleFactor());
-//     m_gizmos.set_overlay_scale(wxGetApp().em_unit()*0.1f);
-    const float size = int(GLGizmosManager::Default_Icons_Size * wxGetApp().toolbar_icon_scale());
-    m_gizmos.set_overlay_icon_size(size); //! #ys_FIXME_experiment
-#endif /* __WXMSW__ */
-
     m_gizmos.render_overlay();
 
     if (m_gizmo_highlighter.m_render_arrow)
@@ -6156,19 +6177,6 @@ void GLCanvas3D::_render_view_toolbar() const
 {
     GLToolbar& view_toolbar = wxGetApp().plater()->get_view_toolbar();
 
-#if ENABLE_RETINA_GL
-    const float scale = m_retina_helper->get_scale_factor() * wxGetApp().toolbar_icon_scale();
-#if __APPLE__
-    view_toolbar.set_scale(scale);
-#else // if GTK3
-    const float size = int(GLGizmosManager::Default_Icons_Size * scale);
-    view_toolbar.set_icons_size(size);
-#endif // __APPLE__
-#else
-    const float size = int(GLGizmosManager::Default_Icons_Size * wxGetApp().toolbar_icon_scale());
-    view_toolbar.set_icons_size(size);
-#endif // ENABLE_RETINA_GL
-
     const Size cnv_size = get_canvas_size();
     // places the toolbar on the bottom-left corner of the 3d scene
     const float top = -0.5f * (float)cnv_size.get_height() + view_toolbar.get_height();
diff --git a/src/slic3r/GUI/GLCanvas3D.hpp b/src/slic3r/GUI/GLCanvas3D.hpp
index 783feb3a16..881f876c84 100644
--- a/src/slic3r/GUI/GLCanvas3D.hpp
+++ b/src/slic3r/GUI/GLCanvas3D.hpp
@@ -1053,6 +1053,7 @@ private:
     void _render_gcode_cog() { m_gcode_viewer.render_cog(); }
     void _render_selection();
     void _render_sequential_clearance();
+    bool check_toolbar_icon_size(float init_scale, float& new_scale_to_save, int counter = 3);
 #if ENABLE_RENDER_SELECTION_CENTER
     void _render_selection_center() { m_selection.render_center(m_gizmos.is_dragging()); }
 #endif // ENABLE_RENDER_SELECTION_CENTER
diff --git a/src/slic3r/GUI/GLToolbar.cpp b/src/slic3r/GUI/GLToolbar.cpp
index 651817324a..6d9af11956 100644
--- a/src/slic3r/GUI/GLToolbar.cpp
+++ b/src/slic3r/GUI/GLToolbar.cpp
@@ -96,7 +96,10 @@ void GLToolbarItem::render(const GLCanvas3D& parent, unsigned int tex_id, float
         GLTexture::Quad_UVs ret;
         // tiles in the texture are spaced by 1 pixel
         const float icon_size_px = (float)(tex_width - 1) / ((float)Num_States + (float)Num_Rendered_Highlight_States);
-        const char render_state = (m_highlight_state ==  NotHighlighted ? m_state : Num_States + m_highlight_state);
+        const char render_state = m_highlight_state == NotHighlighted ?
+                                  (m_state==Pressed      ? Normal :             // use regular icon, without black background
+                                   m_state==HoverPressed ? Hover  : m_state ) : // use regular icon, without black background
+                                  Num_States + m_highlight_state;
         const float inv_tex_width = 1.0f / (float)tex_width;
         const float inv_tex_height = 1.0f / (float)tex_height;
         // tiles in the texture are spaced by 1 pixel
@@ -142,7 +145,7 @@ BackgroundTexture::Metadata::Metadata()
 {
 }
 
-const float GLToolbar::Default_Icons_Size = 40.0f;
+const float GLToolbar::Default_Icons_Size = 36.f;// 40.0f;
 
 GLToolbar::Layout::Layout()
     : type(Horizontal)
@@ -150,9 +153,9 @@ GLToolbar::Layout::Layout()
     , vertical_orientation(VO_Center)
     , top(0.0f)
     , left(0.0f)
-    , border(0.0f)
-    , separator_size(0.0f)
-    , gap_size(0.0f)
+    , border(5.0f)
+    , separator_size(5.0f)
+    , gap_size(6.0f)
     , icons_size(Default_Icons_Size)
     , scale(1.0f)
     , width(0.0f)
@@ -253,6 +256,12 @@ void GLToolbar::set_scale(float scale)
 {
     if (m_layout.scale != scale) {
         m_layout.scale = scale;
+
+        m_layout.icons_size     = int(Default_Icons_Size * scale);
+        m_layout.border         = int(5.f * scale);
+        m_layout.separator_size = int(5.f * scale);
+        m_layout.gap_size       = int(6.f * scale);
+
         m_layout.dirty = true;
         m_icons_texture_dirty = true;
     }
@@ -556,12 +565,12 @@ float GLToolbar::get_width_horizontal() const
 
 float GLToolbar::get_width_vertical() const
 {
-    return (2.0f * m_layout.border + m_layout.icons_size) * m_layout.scale;
+    return (2.0f * (m_layout.border + m_layout.gap_size)) + m_layout.icons_size;
 }
 
 float GLToolbar::get_height_horizontal() const
 {
-    return (2.0f * m_layout.border + m_layout.icons_size) * m_layout.scale;
+    return (2.0f * (m_layout.border + m_layout.gap_size)) + m_layout.icons_size;
 }
 
 float GLToolbar::get_height_vertical() const
@@ -578,15 +587,12 @@ float GLToolbar::get_main_size() const
             continue;
 
         if (m_items[i]->is_separator())
-            size += m_layout.separator_size;
+            size += m_layout.separator_size + m_layout.gap_size;
         else
-            size += (float)m_layout.icons_size;
+            size += (float)m_layout.icons_size + 2.f * m_layout.gap_size;
     }
 
-    if (m_items.size() > 1)
-        size += ((float)m_items.size() - 1.0f) * m_layout.gap_size;
-
-    return size * m_layout.scale;
+    return size;
 }
 
 int GLToolbar::get_visible_items_cnt() const
@@ -672,16 +678,16 @@ void GLToolbar::update_hover_state_horizontal(const Vec2d& mouse_pos, GLCanvas3D
     const Size cnv_size = parent.get_canvas_size();
     const Vec2d scaled_mouse_pos((mouse_pos.x() - 0.5 * (double)cnv_size.get_width()), (0.5 * (double)cnv_size.get_height() - mouse_pos.y()));
 
-    const float icons_size = m_layout.icons_size * m_layout.scale;
-    const float separator_size = m_layout.separator_size * m_layout.scale;
-    const float gap_size = m_layout.gap_size * m_layout.scale;
-    const float border = m_layout.border * m_layout.scale;
+    const float icons_size = m_layout.icons_size;
+    const float separator_size = m_layout.separator_size;
+    const float gap_size = m_layout.gap_size;
+    const float border = m_layout.border;
 
     const float separator_stride = separator_size + gap_size;
-    const float icon_stride = icons_size + gap_size;
+    const float icon_stride = icons_size + 2 * gap_size;
 
     float left = m_layout.left + border;
-    float top  = m_layout.top - border;
+    float top  = m_layout.top - border - gap_size;
 
     for (GLToolbarItem* item : m_items) {
         if (!item->is_visible())
@@ -771,16 +777,16 @@ void GLToolbar::update_hover_state_vertical(const Vec2d& mouse_pos, GLCanvas3D&
     const Size cnv_size = parent.get_canvas_size();
     const Vec2d scaled_mouse_pos((mouse_pos.x() - 0.5 * (double)cnv_size.get_width()), (0.5 * (double)cnv_size.get_height() - mouse_pos.y()));
 
-    const float icons_size = m_layout.icons_size * m_layout.scale;
-    const float separator_size = m_layout.separator_size * m_layout.scale;
-    const float gap_size = m_layout.gap_size * m_layout.scale;
-    const float border = m_layout.border * m_layout.scale;
+    const float icons_size = m_layout.icons_size;
+    const float separator_size = m_layout.separator_size;
+    const float gap_size = m_layout.gap_size;
+    const float border = m_layout.border;
 
     const float separator_stride = separator_size + gap_size;
     const float icon_stride = icons_size + gap_size;
 
-    float left = m_layout.left + border;
-    float top  = m_layout.top - border;
+    float left = m_layout.left + border + gap_size;
+    float top  = m_layout.top - border - gap_size;
 
     for (GLToolbarItem* item : m_items) {
         if (!item->is_visible())
@@ -895,13 +901,13 @@ int GLToolbar::contains_mouse_horizontal(const Vec2d& mouse_pos, const GLCanvas3
     const Size cnv_size = parent.get_canvas_size();
     const Vec2d scaled_mouse_pos((mouse_pos.x() - 0.5 * (double)cnv_size.get_width()), (0.5 * (double)cnv_size.get_height() - mouse_pos.y()));
 
-    const float icons_size = m_layout.icons_size * m_layout.scale;
-    const float separator_size = m_layout.separator_size * m_layout.scale;
-    const float gap_size = m_layout.gap_size * m_layout.scale;
-    const float border = m_layout.border * m_layout.scale;
+    const float icons_size = m_layout.icons_size;
+    const float separator_size = m_layout.separator_size;
+    const float gap_size = m_layout.gap_size;
+    const float border = m_layout.border;
 
-    float left = m_layout.left + border;
-    const float top  = m_layout.top - border;
+    float left = m_layout.left + border + gap_size;
+    const float top  = m_layout.top - border - gap_size;
 
     for (size_t id = 0; id < m_items.size(); ++id) {
         GLToolbarItem* item = m_items[id];
@@ -957,7 +963,7 @@ int GLToolbar::contains_mouse_horizontal(const Vec2d& mouse_pos, const GLCanvas3
                     return -2;
             }
 
-            left = right;
+            left = right + gap_size;
         }
     }
 
@@ -969,10 +975,10 @@ int GLToolbar::contains_mouse_vertical(const Vec2d& mouse_pos, const GLCanvas3D&
     const Size cnv_size = parent.get_canvas_size();
     const Vec2d scaled_mouse_pos((mouse_pos.x() - 0.5 * (double)cnv_size.get_width()), (0.5 * (double)cnv_size.get_height() - mouse_pos.y()));
 
-    const float icons_size = m_layout.icons_size * m_layout.scale;
-    const float separator_size = m_layout.separator_size * m_layout.scale;
-    const float gap_size = m_layout.gap_size * m_layout.scale;
-    const float border = m_layout.border * m_layout.scale;
+    const float icons_size = m_layout.icons_size;
+    const float separator_size = m_layout.separator_size;
+    const float gap_size = m_layout.gap_size;
+    const float border = m_layout.border;
 
     const float left = m_layout.left + border;
     float top = m_layout.top - border;
@@ -1131,12 +1137,12 @@ void GLToolbar::render_arrow(const GLCanvas3D& parent, GLToolbarItem* highlighte
     const float inv_cnv_w = 1.0f / cnv_w;
     const float inv_cnv_h = 1.0f / cnv_h;
 
-    const float icons_size_x = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_w;
-    const float icons_size_y = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_h;
-    const float separator_size = 2.0f * m_layout.separator_size * m_layout.scale * inv_cnv_w;
-    const float gap_size = 2.0f * m_layout.gap_size * m_layout.scale * inv_cnv_w;
-    const float border_x = 2.0f * m_layout.border * m_layout.scale * inv_cnv_w;
-    const float border_y = 2.0f * m_layout.border * m_layout.scale * inv_cnv_h;
+    const float icons_size_x = 2.0f * m_layout.icons_size * inv_cnv_w;
+    const float icons_size_y = 2.0f * m_layout.icons_size * inv_cnv_h;
+    const float separator_size = 2.0f * m_layout.separator_size * inv_cnv_w;
+    const float gap_size = 2.0f * m_layout.gap_size * inv_cnv_w;
+    const float border_x = 2.0f * m_layout.border * inv_cnv_w;
+    const float border_y = 2.0f * m_layout.border * inv_cnv_h;
 
     const float separator_stride = separator_size + gap_size;
     const float icon_stride = icons_size_x + gap_size;
@@ -1169,8 +1175,8 @@ void GLToolbar::render_arrow(const GLCanvas3D& parent, GLToolbarItem* highlighte
     const float arr_tex_width = (float)m_arrow_texture.get_width();
     const float arr_tex_height = (float)m_arrow_texture.get_height();
     if (tex_id != 0 && arr_tex_width > 0.0f && arr_tex_height > 0.0f) {
-        const float arrow_size_x = 2.0f * m_layout.scale * arr_tex_width * inv_cnv_w;
-        const float arrow_size_y = 2.0f * m_layout.scale * arr_tex_height * inv_cnv_h;
+        const float arrow_size_x = 2.0f * arr_tex_width * inv_cnv_w;
+        const float arrow_size_y = 2.0f * arr_tex_height * inv_cnv_h;
 
         const float left_uv   = 0.0f;
         const float right_uv  = 1.0f;
@@ -1203,17 +1209,18 @@ void GLToolbar::render_horizontal(const GLCanvas3D& parent)
     const float inv_cnv_w = 1.0f / cnv_w;
     const float inv_cnv_h = 1.0f / cnv_h;
 
-    const float icons_size_x = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_w;
-    const float icons_size_y = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_h;
-    const float separator_size = 2.0f * m_layout.separator_size * m_layout.scale * inv_cnv_w;
-    const float gap_size = 2.0f * m_layout.gap_size * m_layout.scale * inv_cnv_w;
-    const float border_w = 2.0f * m_layout.border * m_layout.scale * inv_cnv_w;
-    const float border_h = 2.0f * m_layout.border * m_layout.scale * inv_cnv_h;
+    const float icons_size_x = 2.0f * m_layout.icons_size * inv_cnv_w;
+    const float icons_size_y = 2.0f * m_layout.icons_size * inv_cnv_h;
+    const float separator_size = 2.0f * m_layout.separator_size * inv_cnv_w;
+    const float gap_size_x = 2.0f * m_layout.gap_size * inv_cnv_w;
+    const float gap_size_y = 2.0f * m_layout.gap_size * inv_cnv_h;
+    const float border_w = 2.0f * m_layout.border * inv_cnv_w;
+    const float border_h = 2.0f * m_layout.border * inv_cnv_h;
     const float width = 2.0f * get_width() * inv_cnv_w;
     const float height = 2.0f * get_height() * inv_cnv_h;
 
-    const float separator_stride = separator_size + gap_size;
-    const float icon_stride = icons_size_x + gap_size;
+    const float separator_stride = separator_size + gap_size_x;
+    const float icon_stride = icons_size_x + 2 * gap_size_x;
 
     float left   = 2.0f * m_layout.left * inv_cnv_w;
     float top    = 2.0f * m_layout.top * inv_cnv_h;
@@ -1222,18 +1229,30 @@ void GLToolbar::render_horizontal(const GLCanvas3D& parent)
 
     render_background(left, top, right, bottom, border_w, border_h);
 
-    left += border_w;
-    top  -= border_h;
+    const float margin_w = border_w + gap_size_x;
+    const float margin_h = border_h + gap_size_y;
 
+    left += margin_w;
+    top  -= margin_h;
+            
     // renders icons
+    int id = 0;
     for (const GLToolbarItem* item : m_items) {
+        id++;
         if (!item->is_visible())
             continue;
 
         if (item->is_separator())
             left += separator_stride;
         else {
-            item->render(parent, tex_id, left, left + icons_size_x, top - icons_size_y, top, (unsigned int)tex_width, (unsigned int)tex_height, (unsigned int)(m_layout.icons_size * m_layout.scale));
+            if (item->is_pressed())
+                render_background(left - (id == m_items.size() ? border_w : margin_w),
+                                  top + margin_h, 
+                                  left + icons_size_x + (id == 1 ? border_w : margin_w), 
+                                  top - icons_size_y - margin_h, 
+                                  border_w, border_h);
+
+            item->render(parent, tex_id, left, left + icons_size_x, top - icons_size_y, top, (unsigned int)tex_width, (unsigned int)tex_height, (unsigned int)(m_layout.icons_size));
             left += icon_stride;
         }
     }
@@ -1258,17 +1277,18 @@ void GLToolbar::render_vertical(const GLCanvas3D& parent)
     const float inv_cnv_w = 1.0f / cnv_w;
     const float inv_cnv_h = 1.0f / cnv_h;
 
-    const float icons_size_x = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_w;
-    const float icons_size_y = 2.0f * m_layout.icons_size * m_layout.scale * inv_cnv_h;
-    const float separator_size = 2.0f * m_layout.separator_size * m_layout.scale * inv_cnv_h;
-    const float gap_size = 2.0f * m_layout.gap_size * m_layout.scale * inv_cnv_h;
-    const float border_w = 2.0f * m_layout.border * m_layout.scale * inv_cnv_w;
-    const float border_h = 2.0f * m_layout.border * m_layout.scale * inv_cnv_h;
+    const float icons_size_x = 2.0f * m_layout.icons_size * inv_cnv_w;
+    const float icons_size_y = 2.0f * m_layout.icons_size * inv_cnv_h;
+    const float separator_size = 2.0f * m_layout.separator_size * inv_cnv_h;
+    const float gap_size_x = 2.0f * m_layout.gap_size * inv_cnv_w;
+    const float gap_size_y = 2.0f * m_layout.gap_size * inv_cnv_h;
+    const float border_w = 2.0f * m_layout.border * inv_cnv_w;
+    const float border_h = 2.0f * m_layout.border * inv_cnv_h;
     const float width = 2.0f * get_width() * inv_cnv_w;
     const float height = 2.0f * get_height() * inv_cnv_h;
 
-    const float separator_stride = separator_size + gap_size;
-    const float icon_stride = icons_size_y + gap_size;
+    const float separator_stride = separator_size + gap_size_y;
+    const float icon_stride = icons_size_y + 2 * gap_size_y;
 
     float left         = 2.0f * m_layout.left * inv_cnv_w;
     float top          = 2.0f * m_layout.top * inv_cnv_h;
@@ -1277,8 +1297,8 @@ void GLToolbar::render_vertical(const GLCanvas3D& parent)
 
     render_background(left, top, right, bottom, border_w, border_h);
 
-    left += border_w;
-    top  -= border_h;
+    left += border_w + gap_size_x;
+    top  -= border_h + gap_size_y;
 
     // renders icons
     for (const GLToolbarItem* item : m_items) {
@@ -1288,7 +1308,7 @@ void GLToolbar::render_vertical(const GLCanvas3D& parent)
         if (item->is_separator())
             top -= separator_stride;
         else {
-            item->render(parent, tex_id, left, left + icons_size_x, top - icons_size_y, top, (unsigned int)tex_width, (unsigned int)tex_height, (unsigned int)(m_layout.icons_size * m_layout.scale));
+            item->render(parent, tex_id, left, left + icons_size_x, top - icons_size_y, top, (unsigned int)tex_width, (unsigned int)tex_height, (unsigned int)(m_layout.icons_size));
             top -= icon_stride;
         }
     }
@@ -1326,7 +1346,7 @@ bool GLToolbar::generate_icons_texture()
         states.push_back({ 1, false }); // HighlightedHidden
     }
 
-    unsigned int sprite_size_px = (unsigned int)(m_layout.icons_size * m_layout.scale);
+    unsigned int sprite_size_px = (unsigned int)(m_layout.icons_size);
 //    // force even size
 //    if (sprite_size_px % 2 != 0)
 //        sprite_size_px += 1;
diff --git a/src/slic3r/GUI/GLToolbar.hpp b/src/slic3r/GUI/GLToolbar.hpp
index 3f5c7be06b..ceb9f50580 100644
--- a/src/slic3r/GUI/GLToolbar.hpp
+++ b/src/slic3r/GUI/GLToolbar.hpp
@@ -294,6 +294,8 @@ public:
     void set_icons_size(float size);
     void set_scale(float scale);
 
+    float get_scale() const { return m_layout.scale; }
+
     bool is_enabled() const { return m_enabled; }
     void set_enabled(bool enable) { m_enabled = enable; }
 
diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index 53d8e1e933..dc99fb1741 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -1874,20 +1874,12 @@ float GUI_App::toolbar_icon_scale(const bool is_limited/* = false*/) const
     if (is_limited && int_val < 50)
         int_val = 50;
 
-    return 0.01f * int_val * icon_sc;
+    return 0.01f * int_val;
 }
 
 void GUI_App::set_auto_toolbar_icon_scale(float scale) const
 {
-#ifdef __APPLE__
-    const float icon_sc = 1.0f; // for Retina display will be used its own scale
-#else
-    const float icon_sc = m_em_unit * 0.1f;
-#endif // __APPLE__
-
-    long int_val = std::min(int(std::lround(scale / icon_sc * 100)), 100);
-    std::string val = std::to_string(int_val);
-
+    std::string val = std::to_string(int(std::lround(scale * 100)));
     app_config->set("auto_toolbar_size", val);
 }
 
diff --git a/src/slic3r/GUI/GUI_Factories.cpp b/src/slic3r/GUI/GUI_Factories.cpp
index acdd55acfe..34cfead654 100644
--- a/src/slic3r/GUI/GUI_Factories.cpp
+++ b/src/slic3r/GUI/GUI_Factories.cpp
@@ -1478,14 +1478,18 @@ static void update_menu_item_def_colors(T* item)
 
 void MenuFactory::sys_color_changed()
 {
-    for (MenuWithSeparators* menu : { &m_object_menu, &m_sla_object_menu, &m_part_menu, &m_default_menu }) {
-        sys_color_changed_menu(dynamic_cast<wxMenu*>(menu));// msw_rescale_menu updates just icons, so use it
+    for (MenuWithSeparators* menu : { &m_object_menu, &m_sla_object_menu, &m_part_menu, &m_default_menu })
+        sys_color_changed(dynamic_cast<wxMenu*>(menu));
+}
+
+void MenuFactory::sys_color_changed(wxMenu* menu)
+{
+    sys_color_changed_menu(menu);// msw_rescale_menu updates just icons, so use it
 #ifdef _WIN32 
-        // but under MSW we have to update item's bachground color
-        for (wxMenuItem* item : menu->GetMenuItems())
-            update_menu_item_def_colors(item);
+    // but under MSW we have to update item's bachground color
+    for (wxMenuItem* item : menu->GetMenuItems())
+        update_menu_item_def_colors(item);
 #endif
-    }
 }
 
 void MenuFactory::sys_color_changed(wxMenuBar* menubar)
diff --git a/src/slic3r/GUI/GUI_Factories.hpp b/src/slic3r/GUI/GUI_Factories.hpp
index 86dfcb4628..dffcb202f2 100644
--- a/src/slic3r/GUI/GUI_Factories.hpp
+++ b/src/slic3r/GUI/GUI_Factories.hpp
@@ -77,6 +77,7 @@ public:
     void    update_default_menu();
     void    sys_color_changed();
 
+    static void sys_color_changed(wxMenu* menu);
     static void sys_color_changed(wxMenuBar* menu_bar);
 
     wxMenu* default_menu();
diff --git a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
index 99caa946c8..8fea76a79c 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmosManager.cpp
@@ -39,7 +39,7 @@
 namespace Slic3r {
 namespace GUI {
 
-const float GLGizmosManager::Default_Icons_Size = 64;
+const float GLGizmosManager::Default_Icons_Size = 52;// 64;
 
 GLGizmosManager::GLGizmosManager(GLCanvas3D& parent)
     : m_parent(parent)
@@ -71,11 +71,12 @@ GLGizmosManager::EType GLGizmosManager::get_gizmo_from_mouse(const Vec2d &mouse_
     float icons_size = m_layout.scaled_icons_size();
     float border     = m_layout.scaled_border();
     float stride_y   = m_layout.scaled_stride_y();
+    float gap_x      = m_layout.scaled_gap_x();
     float top_y      = 0.5f * (cnv_h - height) + border;
 
     // is mouse horizontally in the area?
-    if ((border <= (float) mouse_pos(0) &&
-         ((float) mouse_pos(0) <= border + icons_size))) {
+    if (border <= (float) mouse_pos(0) &&
+         (float) mouse_pos(0) <= (border+gap_x + icons_size)) {
         // which icon is it on?
         size_t from_top = (size_t) ((float) mouse_pos(1) - top_y) / stride_y;
         // is it really on the icon or already past the border?
@@ -808,7 +809,9 @@ void GLGizmosManager::do_render_overlay() const
 
     render_background(top_x, top_y, top_x + width, top_y - height, border_w, border_h);
 
-    top_x += border_w;
+    const float margin_w = border_w + m_layout.scaled_gap_x() * inv_cnv_w;
+
+    top_x += margin_w;
     top_y -= border_h;
 
     const float icons_size_x = 2.0f * m_layout.scaled_icons_size() * inv_cnv_w;
@@ -832,9 +835,13 @@ void GLGizmosManager::do_render_overlay() const
     float current_y = FLT_MAX;
     for (size_t idx : selectable_idxs) {
         GLGizmoBase* gizmo = m_gizmos[idx].get();
+
+        if (m_current == idx)
+            render_background(top_x - margin_w, top_y + border_h, top_x + icons_size_x + margin_w, top_y - icons_size_y - border_h, border_w, border_h);
+
         const unsigned int sprite_id = gizmo->get_sprite_id();
         // higlighted state needs to be decided first so its highlighting in every other state
-        const int icon_idx = (m_highlight.first == idx ? (m_highlight.second ? 4 : 5) : (m_current == idx) ? 2 : ((m_hover == idx) ? 1 : (gizmo->is_activable() ? 0 : 3)));
+        const int icon_idx = (m_highlight.first == idx ? (m_highlight.second ? 4 : 5) : (m_current == idx) ? /*2*/1 : ((m_hover == idx) ? 1 : (gizmo->is_activable() ? 0 : 3)));
 
         const float u_left   = u_offset + icon_idx * du;
         const float u_right  = u_left + du - u_offset;
@@ -856,12 +863,12 @@ void GLGizmosManager::do_render_overlay() const
 
 float GLGizmosManager::get_scaled_total_height() const
 {
-    return m_layout.scale * (2.0f * m_layout.border + (float)get_selectable_idxs().size() * m_layout.stride_y() - m_layout.gap_y);
+    return 2.0f * m_layout.scaled_border() + (float)get_selectable_idxs().size() * m_layout.scaled_stride_y() - m_layout.scaled_gap_y();
 }
 
 float GLGizmosManager::get_scaled_total_width() const
 {
-    return 2.0f * m_layout.scaled_border() + m_layout.scaled_icons_size();
+    return 2.0f * m_layout.scaled_border() + m_layout.scaled_icons_size() + m_layout.scaled_gap_x();
 }
 
 GLGizmoBase* GLGizmosManager::get_current() const
diff --git a/src/slic3r/GUI/Gizmos/GLGizmosManager.hpp b/src/slic3r/GUI/Gizmos/GLGizmosManager.hpp
index ce0e39884c..6e55ce72c2 100644
--- a/src/slic3r/GUI/Gizmos/GLGizmosManager.hpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmosManager.hpp
@@ -94,14 +94,16 @@ private:
         float scale{ 1.0f };
         float icons_size{ Default_Icons_Size };
         float border{ 5.0f };
-        float gap_y{ 5.0f };
+        float gap_x{ 15.0f };
+        float gap_y{ 15.0f };
 
         float stride_y() const { return icons_size + gap_y;}
 
-        float scaled_icons_size() const { return scale * icons_size; }
-        float scaled_border() const { return scale * border; }
-        float scaled_gap_y() const { return scale * gap_y; }
-        float scaled_stride_y() const { return scale * stride_y(); }
+        float scaled_icons_size()   const { return int(scale * icons_size); }
+        float scaled_border()       const { return int(scale * border); }
+        float scaled_gap_x()        const { return int(scale * gap_x); }
+        float scaled_gap_y()        const { return int(scale * gap_y); }
+        float scaled_stride_y()     const { return scaled_icons_size() + scaled_gap_y(); }
     };
 
     GLCanvas3D& m_parent;
@@ -231,6 +233,8 @@ public:
     // To end highlight set gizmo = undefined
     void set_highlight(EType gizmo, bool highlight_shown) { m_highlight = std::pair<EType, bool>(gizmo, highlight_shown); }
     bool get_highlight_state() const { return m_highlight.second; }
+    float get_scaled_total_height() const;
+    float get_scaled_total_width() const;
 
 private:
     bool gizmo_event(SLAGizmoEventType action,
@@ -242,10 +246,6 @@ private:
     void render_background(float left, float top, float right, float bottom, float border_w, float border_h) const;
 
     void do_render_overlay() const;
-
-    float get_scaled_total_height() const;
-    float get_scaled_total_width() const;
-
     bool generate_icons_texture();
 
     void update_hover_state(const EType &type);
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index 127a402d94..ef498f0b6d 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -64,6 +64,7 @@
 #include "NotificationManager.hpp"
 #include "Preferences.hpp"
 #include "WebViewDialog.hpp"
+#include "UserAccount.hpp"
 
 #ifdef _WIN32
 #include <dbt.h>
@@ -595,12 +596,36 @@ static wxString GetTooltipForSettingsButton(PrinterTechnology pt)
     return from_u8(tooltip);
 }
 
+void MainFrame::set_callbacks_for_topbar_menus()
+{
+    m_bar_menus.set_workspaces_menu_callbacks(
+        []()                             -> int         { return wxGetApp().get_mode(); },
+        [](/*ConfigOptionMode*/int mode) -> void        { wxGetApp().save_mode(mode); },
+        [](/*ConfigOptionMode*/int mode) -> std::string { return wxGetApp().get_mode_btn_color(mode); }
+    );
+
+    m_bar_menus.set_account_menu_callbacks(
+        []() -> void { wxGetApp().plater()->toggle_remember_user_account_session(); },
+        []() -> void { wxGetApp().plater()->act_with_user_account(); },
+        []() -> TopBarMenus::UserAccountInfo {
+            if (auto user_account = wxGetApp().plater()->get_user_account())
+                return { user_account->is_logged(),
+                         user_account->get_remember_session(),
+                         user_account->get_username(),
+                         user_account->get_avatar_path(true) };
+            return TopBarMenus::UserAccountInfo();
+        }
+    );
+}
+
 void MainFrame::init_tabpanel()
 {
     wxGetApp().update_ui_colours_from_appconfig();
 
+    set_callbacks_for_topbar_menus();
+
     if (wxGetApp().is_editor()) {
-        m_tmp_top_bar = new TopBar(this, &m_bar_menus, false);
+        m_tmp_top_bar = new TopBar(this, &m_bar_menus, [this]() -> void { select_tab(); });
         m_tmp_top_bar->SetFont(Slic3r::GUI::wxGetApp().normal_font());
         m_tmp_top_bar->Hide();
     }
@@ -855,7 +880,8 @@ void MainFrame::set_printer_webview_credentials(const std::string& usr, const st
 void Slic3r::GUI::MainFrame::refresh_account_menu(bool avatar/* = false */)
 {
     // Update User name in TopBar
-    m_bar_menus.UpdateAccountMenu(m_plater->get_user_account());
+    m_bar_menus.UpdateAccountMenu();
+
     m_tabpanel->GetTopBarItemsCtrl()->UpdateAccountButton(avatar);
     m_tmp_top_bar->GetTopBarItemsCtrl()->UpdateAccountButton(avatar);
 }
diff --git a/src/slic3r/GUI/MainFrame.hpp b/src/slic3r/GUI/MainFrame.hpp
index 147059d945..be329355d5 100644
--- a/src/slic3r/GUI/MainFrame.hpp
+++ b/src/slic3r/GUI/MainFrame.hpp
@@ -171,6 +171,7 @@ public:
 
     void        update_title();
 
+    void        set_callbacks_for_topbar_menus();
     void        init_tabpanel();
     void        create_preset_tabs();
     void        add_created_tab(Tab* panel, const std::string& bmp_name = "");
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 7fe362f5ea..56b66db03b 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -643,10 +643,8 @@ Plater::priv::priv(Plater *q, MainFrame *main_frame)
     view3D = new View3D(q, bed, &model, config, &background_process);
     preview = new Preview(q, bed, &model, config, &background_process, &gcode_result, [this]() { schedule_background_process(); });
 
-#ifdef __APPLE__
     // set default view_toolbar icons size equal to GLGizmosManager::Default_Icons_Size
     view_toolbar.set_icons_size(GLGizmosManager::Default_Icons_Size);
-#endif // __APPLE__
 
     panels.push_back(view3D);
     panels.push_back(preview);
@@ -1073,6 +1071,7 @@ void Plater::priv::collapse_sidebar(bool collapse)
     new_tooltip += " [Shift+Tab]";
     int id = collapse_toolbar.get_item_id("collapse_sidebar");
     collapse_toolbar.set_tooltip(id, new_tooltip);
+    collapse_toolbar.set_enabled(collapse || wxGetApp().app_config->get_bool("show_collapse_button"));
 
     notification_manager->set_sidebar_collapsed(collapse);
 }
@@ -3273,8 +3272,8 @@ bool Plater::priv::init_view_toolbar()
 
     view_toolbar.set_horizontal_orientation(GLToolbar::Layout::HO_Left);
     view_toolbar.set_vertical_orientation(GLToolbar::Layout::VO_Bottom);
-    view_toolbar.set_border(5.0f);
-    view_toolbar.set_gap_size(1.0f);
+    //view_toolbar.set_border(5.0f);
+    //view_toolbar.set_gap_size(1.0f);
 
     GLToolbarItem::Data item;
 
@@ -3324,9 +3323,9 @@ bool Plater::priv::init_collapse_toolbar()
     collapse_toolbar.set_layout_type(GLToolbar::Layout::Vertical);
     collapse_toolbar.set_horizontal_orientation(GLToolbar::Layout::HO_Right);
     collapse_toolbar.set_vertical_orientation(GLToolbar::Layout::VO_Top);
-    collapse_toolbar.set_border(5.0f);
-    collapse_toolbar.set_separator_size(5);
-    collapse_toolbar.set_gap_size(2);
+    //collapse_toolbar.set_border(5.0f);
+    //collapse_toolbar.set_separator_size(5);
+    //collapse_toolbar.set_gap_size(2);
 
     GLToolbarItem::Data item;
 
@@ -6816,6 +6815,22 @@ const UserAccount* Plater::get_user_account() const
     return p->user_account.get();
 }
 
+void Plater::toggle_remember_user_account_session()
+{
+    if (p->user_account)
+        p->user_account->toggle_remember_session();
+}
+
+void Plater::act_with_user_account()
+{
+    if (p->user_account) {
+        if (p->user_account->is_logged())
+            p->user_account->do_logout();
+        else
+            p->user_account->do_login();
+    }
+}
+
 void Plater::init_notification_manager()
 {
     p->init_notification_manager();
diff --git a/src/slic3r/GUI/Plater.hpp b/src/slic3r/GUI/Plater.hpp
index 28c33b13c3..d841d17378 100644
--- a/src/slic3r/GUI/Plater.hpp
+++ b/src/slic3r/GUI/Plater.hpp
@@ -358,6 +358,9 @@ public:
     UserAccount* get_user_account();
     const UserAccount* get_user_account() const;
 
+    void toggle_remember_user_account_session();
+    void act_with_user_account();
+
     void init_notification_manager();
 
     void bring_instance_forward();
diff --git a/src/slic3r/GUI/Sidebar.cpp b/src/slic3r/GUI/Sidebar.cpp
index 658881ad8e..334b04eff1 100644
--- a/src/slic3r/GUI/Sidebar.cpp
+++ b/src/slic3r/GUI/Sidebar.cpp
@@ -513,7 +513,11 @@ Sidebar::Sidebar(Plater *parent)
 
     auto *sizer = new wxBoxSizer(wxVERTICAL);
     sizer->Add(m_scrolled_panel, 1, wxEXPAND);
-    sizer->Add(btns_sizer, 0, wxEXPAND | wxLEFT | wxBOTTOM, margin_5);
+    sizer->Add(btns_sizer, 0, wxEXPAND | wxLEFT | wxBOTTOM
+#ifndef _WIN32
+        | wxRIGHT
+#endif // __linux__
+        , margin_5);
     SetSizer(sizer);
 
     // Events
diff --git a/src/slic3r/GUI/TopBar.cpp b/src/slic3r/GUI/TopBar.cpp
index fdca313fdb..8665cd1cbc 100644
--- a/src/slic3r/GUI/TopBar.cpp
+++ b/src/slic3r/GUI/TopBar.cpp
@@ -2,10 +2,7 @@
 #include "TopBarMenus.hpp"
 
 #include "GUI_App.hpp"
-#include "MainFrame.hpp"
-#include "Plater.hpp"
 #include "Search.hpp"
-#include "UserAccount.hpp"
 #include "format.hpp"
 #include "I18N.hpp"
 
@@ -166,8 +163,14 @@ void TopBarItemsCtrl::Button::sys_color_changed()
     m_foreground_color = wxGetApp().get_label_clr_default();
 }
 
+#ifdef __linux__
+const int icon_sz = 20;
+#else
+const int icon_sz = 24;
+#endif
+
 TopBarItemsCtrl::ButtonWithPopup::ButtonWithPopup(wxWindow* parent, const wxString& label, const std::string& icon_name, wxSize size)
-    :TopBarItemsCtrl::Button(parent, label, icon_name, 24, size)
+    :TopBarItemsCtrl::Button(parent, label, icon_name, icon_sz, size)
 {
     if (size != wxDefaultSize)
         m_fixed_width = size.x * 0.1;
@@ -222,16 +225,13 @@ void TopBarItemsCtrl::ButtonWithPopup::SetLabel(const wxString& label)
 
 void TopBarItemsCtrl::UpdateAccountButton(bool avatar/* = false*/)
 {
-    auto user_account = wxGetApp().plater()->get_user_account();
-    const wxString user_name = user_account->is_logged() ? from_u8(user_account->get_username()) : _L("Anonymous");   
-    m_account_btn->SetLabel(m_collapsed_btns ? "" : user_name);
+    TopBarMenus::UserAccountInfo  user_account = m_menus->get_user_account_info();
+    const wxString user_name = user_account.is_logged ? from_u8(user_account.user_name) : _L("Log in");
     m_account_btn->SetToolTip(user_name);
-    const int icon_sz = 24;
 #ifdef __linux__
     if (avatar) {
-        if (user_account->is_logged()) {
-            boost::filesystem::path path = user_account->get_avatar_path(true);
-            ScalableBitmap new_logo(this, path, wxSize(icon_sz, icon_sz));
+        if (user_account.is_logged) {
+            ScalableBitmap new_logo(this, user_account.avatar_path, wxSize(icon_sz, icon_sz));
             if (new_logo.IsOk())
                 m_account_btn->SetBitmap_(new_logo);
             else
@@ -243,9 +243,8 @@ void TopBarItemsCtrl::UpdateAccountButton(bool avatar/* = false*/)
     }
 #else
     if (avatar) {
-        if (user_account->is_logged()) {
-            boost::filesystem::path path = user_account->get_avatar_path(true);
-            ScalableBitmap new_logo(this, path, wxSize(icon_sz, icon_sz));
+        if (user_account.is_logged) {
+            ScalableBitmap new_logo(this, user_account.avatar_path, wxSize(icon_sz, icon_sz));
             if (new_logo.IsOk())
                 m_account_btn->SetBitmapBundle(new_logo.bmp());
             else
@@ -256,7 +255,10 @@ void TopBarItemsCtrl::UpdateAccountButton(bool avatar/* = false*/)
         }
     }
 #endif
-    m_account_btn->Refresh();
+
+    m_account_btn->SetLabel(m_collapsed_btns ? "" : user_name);
+    this->Layout();
+//    m_account_btn->Refresh();
 }
 
 void TopBarItemsCtrl::UnselectPopupButtons()
@@ -416,9 +418,10 @@ void TopBarItemsCtrl::update_btns_width()
     }
 }
 
-TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullptr*/, bool is_main/* = true*/) :
+TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullptr*/, std::function<void()> cb_settings_btn/* = nullptr*/) :
     wxControl(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxBORDER_NONE | wxTAB_TRAVERSAL)
     ,m_menus(menus)
+    ,m_cb_settings_btn(cb_settings_btn)
 {
     wxGetApp().UpdateDarkUI(this);
 
@@ -447,11 +450,9 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullpt
     });
 #endif
 
-    if (!is_main) {
+    if (m_cb_settings_btn) {
         m_settings_btn = new Button(this, _L("Settings"/*, "settings"*/));
-        m_settings_btn->Bind(wxEVT_BUTTON, [](wxCommandEvent& event) {
-            wxGetApp().mainframe->select_tab();
-        });
+        m_settings_btn->Bind(wxEVT_BUTTON, [this](wxCommandEvent& event) { m_cb_settings_btn(); });
         left_sizer->Add(m_settings_btn, 0, wxALIGN_CENTER_VERTICAL);
     }
 
@@ -459,7 +460,7 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullpt
     left_sizer->Add(m_buttons_sizer, 0, wxALIGN_CENTER_VERTICAL | wxLEFT | wxRIGHT, m_btn_margin);
 
     CreateSearch();
-    if (!is_main)
+    if (m_cb_settings_btn)
         wxGetApp().searcher().set_search_input(m_search);
 
     wxBoxSizer* search_sizer = new wxBoxSizer(wxVERTICAL);
@@ -479,7 +480,7 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullpt
         m_menus->Popup(this, &m_menus->workspaces, m_workspace_btn->get_popup_pos());
     });
 
-    m_account_btn = new ButtonWithPopup(this, _L("Anonymous"), "user", wxSize(180, -1));
+    m_account_btn = new ButtonWithPopup(this, _L("Log in"), "user", wxSize(180, -1));
     right_sizer->Add(m_account_btn, 0, wxALIGN_CENTER_VERTICAL | wxALIGN_RIGHT | wxRIGHT, m_btn_margin);
     
     m_account_btn->Bind(wxEVT_BUTTON, [this](wxCommandEvent& event) {
@@ -491,10 +492,10 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullpt
 
     m_sizer->SetItemMinSize(1, wxSize(42 * wxGetApp().em_unit(), -1));
 
-    this->Bind(wxEVT_UPDATE_UI, [](wxUpdateUIEvent& evt) {
-        auto user_account = wxGetApp().plater()->get_user_account();
-        evt.Enable(user_account ? user_account->is_logged()             : false);
-        evt.Check (user_account ? user_account->get_remember_session()  : false);
+    this->Bind(wxEVT_UPDATE_UI, [this](wxUpdateUIEvent& evt) {
+        auto user_account = m_menus->get_user_account_info();
+        evt.Enable(user_account.is_logged);
+        evt.Check (user_account.remember_session);
     }, m_menus->remember_me_item_id);
 
     update_btns_width();
@@ -502,9 +503,7 @@ TopBarItemsCtrl::TopBarItemsCtrl(wxWindow *parent, TopBarMenus* menus/* = nullpt
 
 void TopBarItemsCtrl::UpdateMode()
 {
-    auto mode = wxGetApp().get_mode();
-
-    wxBitmapBundle bmp = *get_bmp_bundle("mode", 16, -1, wxGetApp().get_mode_btn_color(mode));
+    wxBitmapBundle bmp = *m_menus->get_workspace_bitmap();
 #ifdef __linux__
     m_workspace_btn->SetBitmap(bmp);
     m_workspace_btn->SetBitmapCurrent(bmp);
@@ -513,7 +512,7 @@ void TopBarItemsCtrl::UpdateMode()
     m_workspace_btn->SetBitmapBundle(bmp);
 #endif
 
-    m_workspace_btn->SetLabel(m_collapsed_btns ? "" : m_menus->get_workspace_name(mode));
+    m_workspace_btn->SetLabel(m_collapsed_btns ? "" : m_menus->get_workspace_name());
 
     this->Layout();
 }
@@ -541,6 +540,10 @@ void TopBarItemsCtrl::Rescale()
 void TopBarItemsCtrl::OnColorsChanged()
 {
     wxGetApp().UpdateDarkUI(this);
+
+    if (m_menus)
+        m_menus->sys_color_changed();
+
     if (m_menu_btn)
         m_menu_btn->sys_color_changed();
     if (m_settings_btn)
@@ -548,6 +551,8 @@ void TopBarItemsCtrl::OnColorsChanged()
 
     m_workspace_btn->sys_color_changed();
     m_account_btn->sys_color_changed();
+    UpdateAccountButton(true);
+
     m_search->SysColorsChanged();
 
     UpdateSelection();
@@ -640,10 +645,6 @@ void TopBarItemsCtrl::ShowFull()
     if (m_settings_btn)
         m_settings_btn->Show();
     m_account_btn->Show();
-    m_menus->set_cb_on_user_item([this]() {
-        m_account_btn->set_selected(true);
-        m_menus->Popup(this, &m_menus->account, m_account_btn->get_popup_pos());
-    });
     update_btns_width();
     UpdateSearchSizeAndPosition();
 }
@@ -655,7 +656,6 @@ void TopBarItemsCtrl::ShowJustMode()
     if (m_settings_btn)
         m_settings_btn->Hide();
     m_account_btn->Hide();
-    m_menus->set_cb_on_user_item(nullptr);
     update_btns_width();
     UpdateSearchSizeAndPosition();
 }
diff --git a/src/slic3r/GUI/TopBar.hpp b/src/slic3r/GUI/TopBar.hpp
index ac9fe018d5..0225e3f3d6 100644
--- a/src/slic3r/GUI/TopBar.hpp
+++ b/src/slic3r/GUI/TopBar.hpp
@@ -57,19 +57,21 @@ class TopBarItemsCtrl : public wxControl
         wxPoint get_popup_pos();
     };
 
-    TopBarMenus*    m_menus{ nullptr };
+    TopBarMenus*    m_menus                 { nullptr };
 
-    ::TextInput*    m_search{ nullptr };
+    ::TextInput*    m_search                { nullptr };
 
-    int             m_btns_width{ 0 };
-    bool            m_collapsed_btns{ false };
+    int             m_btns_width            { 0 };
+    bool            m_collapsed_btns        { false };
+
+    std::function<void()> m_cb_settings_btn { nullptr };
 
     void            update_btns_width();
 
 public:
     TopBarItemsCtrl(wxWindow* parent,
                     TopBarMenus* menus = nullptr,
-                    bool is_main = true);
+                    std::function<void()> cb_settings_btn = nullptr);
     ~TopBarItemsCtrl() {}
 
     void SetSelection(int sel, bool force = false);
@@ -124,12 +126,12 @@ public:
 
     TopBar( wxWindow * parent,
             TopBarMenus* menus,
-            bool is_main = true)
+            std::function<void()> cb_settings_btn = nullptr)
     {
         Init();
         // wxNB_NOPAGETHEME: Disable Windows Vista theme for the Notebook background. The theme performance is terrible on Windows 10
         // with multiple high resolution displays connected.
-        Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxNB_TOP | wxTAB_TRAVERSAL | wxNB_NOPAGETHEME, menus, is_main);
+        Create(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxNB_TOP | wxTAB_TRAVERSAL | wxNB_NOPAGETHEME, menus, cb_settings_btn);
     }
 
     bool Create(wxWindow * parent,
@@ -138,12 +140,12 @@ public:
                 const wxSize & size = wxDefaultSize,
                 long style = 0,
                 TopBarMenus* menus = nullptr,
-                bool is_main = true)
+                std::function<void()> cb_settings_btn = nullptr)
     {
         if (!wxBookCtrlBase::Create(parent, winid, pos, size, style | wxBK_TOP))
             return false;
 
-        m_bookctrl = new TopBarItemsCtrl(this, menus, is_main);
+        m_bookctrl = new TopBarItemsCtrl(this, menus, cb_settings_btn);
 
         wxSizer* mainSizer = new wxBoxSizer(IsVertical() ? wxVERTICAL : wxHORIZONTAL);
 
diff --git a/src/slic3r/GUI/TopBarMenus.cpp b/src/slic3r/GUI/TopBarMenus.cpp
index b3c28309cb..e7253e4561 100644
--- a/src/slic3r/GUI/TopBarMenus.cpp
+++ b/src/slic3r/GUI/TopBarMenus.cpp
@@ -1,10 +1,8 @@
 #include "TopBarMenus.hpp"
 #include "TopBar.hpp"
 
-#include "GUI_App.hpp"
-#include "Plater.hpp"
-#include "UserAccount.hpp"
-
+#include "libslic3r/Config.hpp" //ConfigOptionMode
+#include "GUI_Factories.hpp"
 #include "I18N.hpp"
 
 using namespace Slic3r::GUI;
@@ -12,7 +10,6 @@ using namespace Slic3r::GUI;
 TopBarMenus::TopBarMenus()
 {
     CreateAccountMenu();
-    ApplyWorkspacesMenu();
     UpdateAccountMenu();
 
     BindEvtClose();
@@ -28,12 +25,38 @@ void TopBarMenus::AppendMenuSeparaorItem()
     main.AppendSeparator();
 }
 
-wxString TopBarMenus::get_workspace_name(const int mode)
+wxString TopBarMenus::get_workspace_name(int mode/* = -1*/)
 {
+    if (mode < 0 && m_cb_get_mode)
+        mode = m_cb_get_mode();
+
     return  mode == Slic3r::ConfigOptionMode::comSimple   ? _L("Beginner mode") :
             mode == Slic3r::ConfigOptionMode::comAdvanced ? _L("Normal mode")  : _L("Expert mode");
 }
 
+wxBitmapBundle* TopBarMenus::get_workspace_bitmap(int mode/* = -1*/)
+{
+    assert(m_cb_get_mode_btn_color);
+    if (mode < 0 && m_cb_get_mode)
+        mode = m_cb_get_mode();
+
+    return get_bmp_bundle("mode", 16, -1, m_cb_get_mode_btn_color(mode));
+}
+
+TopBarMenus::UserAccountInfo TopBarMenus::get_user_account_info()
+{
+    if (m_cb_get_user_account_info)
+        return m_cb_get_user_account_info();
+    return UserAccountInfo();
+}
+
+void TopBarMenus::sys_color_changed()
+{
+    MenuFactory::sys_color_changed(&main);
+    MenuFactory::sys_color_changed(&workspaces);
+    MenuFactory::sys_color_changed(&account);
+}
+
 void TopBarMenus::ApplyWorkspacesMenu()
 {
     wxMenuItemList& items = workspaces.GetMenuItems();
@@ -47,10 +70,11 @@ void TopBarMenus::ApplyWorkspacesMenu()
                                                   Slic3r::ConfigOptionMode::comExpert }) {
         const wxString label = get_workspace_name(mode);
         append_menu_item(&workspaces, wxID_ANY, label, label,
-            [mode](wxCommandEvent&) {
-                if (wxGetApp().get_mode() != mode)
-                    wxGetApp().save_mode(mode);
-            }, get_bmp_bundle("mode", 16, -1, wxGetApp().get_mode_btn_color(mode)));
+            [mode, this](wxCommandEvent&) {
+                if (m_cb_get_mode && m_cb_save_mode &&
+                    m_cb_get_mode() != mode)
+                    m_cb_save_mode(mode);
+            }, get_workspace_bitmap(mode));
 
         if (mode < Slic3r::ConfigOptionMode::comExpert)
             workspaces.AppendSeparator();
@@ -61,24 +85,20 @@ void TopBarMenus::CreateAccountMenu()
 {
     remember_me_item_id = wxWindow::NewControlId();
     append_menu_check_item(&account, remember_me_item_id, _L("Remember me"), "" , 
-        [](wxCommandEvent&) { wxGetApp().plater()->get_user_account()->toggle_remember_session(); } , nullptr);
+        [this](wxCommandEvent&) { if (m_cb_toggle_remember_session) m_cb_toggle_remember_session(); }, nullptr);
 
     m_login_item = append_menu_item(&account, wxID_ANY, "", "",
-        [](wxCommandEvent&) {
-            auto user_account = wxGetApp().plater()->get_user_account();
-            if (user_account->is_logged())
-                user_account->do_logout();
-            else
-                user_account->do_login();
-        }, get_bmp_bundle("login", 16));
+        [this](wxCommandEvent&) { if (m_cb_act_with_user_account) m_cb_act_with_user_account(); }, "login");
 }
 
-void TopBarMenus::UpdateAccountMenu(Slic3r::GUI::UserAccount* user_account)
+void TopBarMenus::UpdateAccountMenu()
 {
-    bool is_logged = user_account && user_account->is_logged();
+    bool is_logged{ false };
+    if (m_cb_get_user_account_info)
+        is_logged = m_cb_get_user_account_info().is_logged;
     if (m_login_item) {
         m_login_item->SetItemLabel(is_logged ? _L("Prusa Account Log out") : _L("Prusa Account Log in"));
-        m_login_item->SetBitmap(is_logged ? *get_bmp_bundle("logout", 16) : *get_bmp_bundle("login", 16));
+        set_menu_item_bitmap(m_login_item, is_logged ? "logout" : "login");
     }
 }
 
diff --git a/src/slic3r/GUI/TopBarMenus.hpp b/src/slic3r/GUI/TopBarMenus.hpp
index a86f09a051..20235cba2e 100644
--- a/src/slic3r/GUI/TopBarMenus.hpp
+++ b/src/slic3r/GUI/TopBarMenus.hpp
@@ -6,20 +6,30 @@
 class TopBarItemsCtrl;
 class wxString;
 
-namespace Slic3r {
-namespace GUI {
-class UserAccount;
-}
-}
-
 class TopBarMenus
 {
+public:
+    struct UserAccountInfo {
+        bool                    is_logged       { false };
+        bool                    remember_session{ false };
+        std::string             user_name;
+        boost::filesystem::path avatar_path;
+    };
+
+private:
+
     // Prusa Account menu items
     wxMenuItem*             m_login_item        { nullptr };
 
     TopBarItemsCtrl*        m_popup_ctrl        { nullptr };
 
-    std::function<void()>   m_cb_on_user_item { nullptr };
+    std::function<int()>            m_cb_get_mode                   { nullptr };
+    std::function<void(int)>        m_cb_save_mode                  { nullptr };
+    std::function<std::string(int)> m_cb_get_mode_btn_color         { nullptr };
+
+    std::function<void()>           m_cb_toggle_remember_session    { nullptr };
+    std::function<void()>           m_cb_act_with_user_account      { nullptr };
+    std::function<UserAccountInfo()>m_cb_get_user_account_info      { nullptr };
 
 public:
     wxMenu          main;
@@ -34,13 +44,37 @@ public:
     void AppendMenuSeparaorItem();
     void ApplyWorkspacesMenu();
     void CreateAccountMenu();
-    void UpdateAccountMenu(Slic3r::GUI::UserAccount* user_account = nullptr);
+    void UpdateAccountMenu();
 
     void Popup(TopBarItemsCtrl* popup_ctrl, wxMenu* menu, wxPoint pos);
     void BindEvtClose();
 
-    wxString    get_workspace_name(const /*ConfigOptionMode*/int mode);
-    void        set_cb_on_user_item (std::function<void()> cb) { m_cb_on_user_item = cb; }
+    void        sys_color_changed();
+
+    wxString            get_workspace_name(/*ConfigOptionMode*/int mode = -1);
+    wxBitmapBundle*     get_workspace_bitmap(/*ConfigOptionMode*/int mode = -1);
+
+    UserAccountInfo     get_user_account_info();
+
+    void set_workspaces_menu_callbacks(std::function</*ConfigOptionMode*/int()>             cb_get_mode,
+                                       std::function<void(/*ConfigOptionMode*/int)>         cb_save_mode,
+                                       std::function<std::string(/*ConfigOptionMode*/int)>  cb_get_mode_btn_color)
+    {
+        m_cb_get_mode           = cb_get_mode;
+        m_cb_save_mode          = cb_save_mode;
+        m_cb_get_mode_btn_color = cb_get_mode_btn_color;
+
+        ApplyWorkspacesMenu();
+    }
+
+    void set_account_menu_callbacks(std::function<void()>               cb_toggle_remember_session,
+                                    std::function<void()>               cb_act_with_user_account  ,
+                                    std::function<UserAccountInfo()>    cb_get_user_account_info   )
+    {
+        m_cb_toggle_remember_session = cb_toggle_remember_session;
+        m_cb_act_with_user_account   = cb_act_with_user_account;
+        m_cb_get_user_account_info   = cb_get_user_account_info;
+    }
 
 };
 
diff --git a/src/slic3r/GUI/Widgets/TextInput.cpp b/src/slic3r/GUI/Widgets/TextInput.cpp
index b8ca306db8..6752991cb3 100644
--- a/src/slic3r/GUI/Widgets/TextInput.cpp
+++ b/src/slic3r/GUI/Widgets/TextInput.cpp
@@ -249,9 +249,9 @@ void TextInput::DoSetSize(int x, int y, int width, int height, int sizeFlags)
     if (align_right)
         textPos.x += labelSize.x;
     if (text_ctrl) {
-        wxSize textSize = text_ctrl->GetSize();
+        wxSize textSize = text_ctrl->GetBestSize();
         wxClientDC dc(this);
-        const int r_shift = int((dd_icon_size.x == 0 ? 3. : 2.) * dc.GetContentScaleFactor());
+        const int r_shift = int(dd_icon_size.x == 0 ? (3. * dc.GetContentScaleFactor()) : ((size.y - dd_icon_size.y) / 2));
         textSize.x = size.x - textPos.x - labelSize.x - dd_icon_size.x - r_shift;
         text_ctrl->SetSize(textSize);
         text_ctrl->SetPosition({textPos.x, (size.y - textSize.y) / 2});
@@ -283,7 +283,7 @@ void TextInput::render(wxDC& dc)
     wxSize size = GetSize();
     bool   align_right = GetWindowStyle() & wxRIGHT;
     // start draw
-    wxPoint pt = {5, 0};
+    wxPoint pt = { 5 + text_ctrl->GetMargins().x, 0};
     if (icon.IsOk()) {
         wxSize szIcon = get_preferred_size(icon, m_parent);
         pt.y = (size.y - szIcon.y) / 2;
@@ -299,14 +299,15 @@ void TextInput::render(wxDC& dc)
     wxPoint pt_r = {size.x, 0};
     if (drop_down_icon.bmp().IsOk()) {
         wxSize szIcon = drop_down_icon.GetSize();
-        pt_r.x -= szIcon.x + 2;
         pt_r.y = (size.y - szIcon.y) / 2;
+        pt_r.x -= szIcon.x + pt_r.y;
         dd_icon_rect = wxRect(pt_r, szIcon);
         dc.DrawBitmap(drop_down_icon.get_bitmap(), pt_r);
+        pt_r.x -= 5;
     }
 
     auto text = wxWindow::GetLabel();
-    if (!text.IsEmpty()) {
+    if (!text_ctrl->IsShown() && !text.IsEmpty()) {
         wxSize textSize = text_ctrl->GetSize();
         if (align_right) {
             pt.x += textSize.x;
diff --git a/src/slic3r/GUI/wxExtensions.cpp b/src/slic3r/GUI/wxExtensions.cpp
index 5ab0bfca03..4ecf3d93cf 100644
--- a/src/slic3r/GUI/wxExtensions.cpp
+++ b/src/slic3r/GUI/wxExtensions.cpp
@@ -215,6 +215,16 @@ wxMenuItem* append_menu_check_item(wxMenu* menu, int id, const wxString& string,
     return item;
 }
 
+void set_menu_item_bitmap(wxMenuItem* item, const std::string& icon_name)
+{
+    item->SetBitmap(*get_bmp_bundle(icon_name));
+#ifndef __linux__
+    const auto it = msw_menuitem_bitmaps.find(item->GetId());
+    if (it != msw_menuitem_bitmaps.end() && it->second != icon_name)
+        it->second = icon_name;
+#endif // !__linux__
+}
+
 /* Function for rescale of buttons in Dialog under MSW if dpi is changed.
  * btn_ids - vector of buttons identifiers
  */
@@ -475,6 +485,18 @@ ScalableBitmap::ScalableBitmap(wxWindow* parent, boost::filesystem::path& icon_p
     if (ext == ".png" || ext == ".jpg") {
         bitmap.LoadFile(path, ext == ".png" ? wxBITMAP_TYPE_PNG : wxBITMAP_TYPE_JPEG);
 
+        // check if the bitmap has a square shape
+
+        if (wxSize sz = bitmap.GetSize(); sz.x != sz.y) {
+            const int bmp_side = std::min(sz.GetWidth(), sz.GetHeight());
+
+            wxRect rc = sz.GetWidth() > sz.GetHeight() ?
+                        wxRect(int( 0.5 * (sz.x - sz.y)), 0, bmp_side, bmp_side) :
+                        wxRect(0, int( 0.5 * (sz.y - sz.x)), bmp_side, bmp_side) ;
+
+            bitmap = bitmap.GetSubBitmap(rc);
+        }
+
         // set mask for circle shape
 
         wxBitmapBundle mask_bmps = *get_bmp_bundle("user_mask", bitmap.GetSize().GetWidth());
@@ -566,10 +588,15 @@ ScalableButton::ScalableButton( wxWindow *          parent,
     SetBitmap(bitmap.bmp());
 }
 
-void ScalableButton::SetBitmap_(const ScalableBitmap& bmp)
+void ScalableButton::SetBitmap_(const ScalableBitmap& bitmap)
 {
-    SetBitmap(bmp.bmp());
-    m_current_icon_name = bmp.name();
+    const wxBitmapBundle& bmp = bitmap.bmp();
+    SetBitmap(bmp);
+    SetBitmapCurrent(bmp);
+    SetBitmapPressed(bmp);
+    SetBitmapFocus(bmp);
+    SetBitmapDisabled(bmp);
+    m_current_icon_name = bitmap.name();
 }
 
 bool ScalableButton::SetBitmap_(const std::string& bmp_name)
diff --git a/src/slic3r/GUI/wxExtensions.hpp b/src/slic3r/GUI/wxExtensions.hpp
index d64e7abdf1..fc96f48cbd 100644
--- a/src/slic3r/GUI/wxExtensions.hpp
+++ b/src/slic3r/GUI/wxExtensions.hpp
@@ -53,6 +53,8 @@ wxMenuItem* append_menu_check_item(wxMenu* menu, int id, const wxString& string,
 
 void enable_menu_item(wxUpdateUIEvent& evt, std::function<bool()> const cb_condition, wxMenuItem* item, wxWindow* win);
 
+void set_menu_item_bitmap(wxMenuItem* item, const std::string& icon_name);
+
 class wxDialog;
 
 void    msw_buttons_rescale(wxDialog* dlg, const int em_unit, const std::vector<int>& btn_ids, double height_koef = 1.);