Fixed incorrect m_wiping_dialog_button showing after appInit

src/slic3r/GUI/GUI_App.cpp

@@ -653,7 +653,7 @@ void GUI_App::load_current_presets()
 
 Sidebar& GUI_App::sidebar()
 {
-    return mainframe->m_plater->sidebar();
+    return plater_->sidebar();
 }
 
 ObjectManipulation* GUI_App::obj_manipul()
@@ -668,17 +668,17 @@ ObjectList* GUI_App::obj_list()
 
 Plater* GUI_App::plater()
 {
-    return mainframe->m_plater;
+    return plater_;
 }
 
 wxGLCanvas* GUI_App::canvas3D()
 {
-    return mainframe->m_plater->canvas3D();
+    return plater_->canvas3D();
 }
 
 ModelObjectPtrs* GUI_App::model_objects()
 {
-    return &mainframe->m_plater->model().objects;
+    return &plater_->model().objects;
 }
 
 wxNotebook* GUI_App::tab_panel() const

src/slic3r/GUI/GUI_App.hpp

@@ -139,6 +139,7 @@ public:
     PresetBundle*   preset_bundle{ nullptr };
     PresetUpdater*  preset_updater{ nullptr };
     MainFrame*      mainframe{ nullptr };
+    Plater*         plater_{ nullptr };
 
     wxNotebook*     tab_panel() const ;
 

src/slic3r/GUI/MainFrame.cpp

@@ -139,6 +139,7 @@ void MainFrame::init_tabpanel()
 
     if (!m_no_plater) {
         m_plater = new Slic3r::GUI::Plater(m_tabpanel, this);
+        wxGetApp().plater_ = m_plater;
         m_tabpanel->AddPage(m_plater, _(L("Plater")));
     }
 
@@ -149,18 +150,6 @@ void MainFrame::init_tabpanel()
     // or when the preset's "modified" status changes.
     Bind(EVT_TAB_PRESETS_CHANGED, &MainFrame::on_presets_changed, this);
 
-
-    // The following event is emited by the C++ Tab implementation on object selection change.
-//     EVT_COMMAND($self, -1, $OBJECT_SELECTION_CHANGED_EVENT, sub {
-//         auto obj_idx = event->GetId();
-//         // my $child = $event->GetInt == 1 ? 1 : undef;
-//         // $self->{plater}->select_object($obj_idx < 0 ? undef : $obj_idx, $child);
-//         // $self->{plater}->item_changed_selection($obj_idx);
-// 
-//         auto vol_idx = event->GetInt();
-//         m_plater->select_object_from_cpp(obj_idx < 0 ? undef : obj_idx, vol_idx < 0 ? -1 : vol_idx);
-//     });
-
     create_preset_tabs();
     std::vector<std::string> tab_names = { "print", "filament", "sla_material", "printer" };    
     for (auto tab_name : tab_names)
@@ -225,9 +214,6 @@ void MainFrame::add_created_tab(Tab* panel)
 {
     panel->create_preset_tab();
 
-    // Load the currently selected preset into the GUI, update the preset selection box.
-    panel->load_current_preset();
-
     const wxString& tab_name = panel->GetName();
     bool add_panel = true;
 

src/slic3r/GUI/Plater.cpp

@@ -244,6 +244,7 @@ public:
     ~FreqChangedParams() {}
 
     wxButton*       get_wiping_dialog_button() { return m_wiping_dialog_button; }
+    void            Show(const bool show);
 };
 
 FreqChangedParams::FreqChangedParams(wxWindow* parent, const int label_width) :
@@ -368,6 +369,16 @@ FreqChangedParams::FreqChangedParams(wxWindow* parent, const int label_width) :
 }
 
 
+void FreqChangedParams::Show(const bool show)
+{
+    bool is_wdb_shown = m_wiping_dialog_button->IsShown();
+    m_og->sizer->Show(show);
+
+    // correct showing of the FreqChangedParams sizer when m_wiping_dialog_button is hidden 
+    if (show && !is_wdb_shown)
+        m_wiping_dialog_button->Hide();
+}
+
 // Sidebar / private
 
 struct Sidebar::priv
@@ -416,7 +427,7 @@ void Sidebar::priv::show_preset_comboboxes()
     sizer_presets->Show(4, showSLA);
     sizer_presets->Show(5, showSLA);
 
-    frequently_changed_parameters->get_sizer()->Show(!showSLA);
+    frequently_changed_parameters->Show(!showSLA);
 
     wxGetApp().plater()->Layout();
     wxGetApp().mainframe->Layout();

src/slic3r/GUI/Tab.cpp

@@ -215,7 +215,9 @@ void Tab::create_preset_tab()
 	// Initialize the DynamicPrintConfig by default keys/values.
 	build();
 	rebuild_page_tree();
-	update();
+// 	update();
+    // Load the currently selected preset into the GUI, update the preset selection box.
+    load_current_preset();
 }
 
 void Tab::load_initial_data()
@@ -740,9 +742,7 @@ void Tab::update_wiping_button_visibility() {
     bool multiple_extruders = dynamic_cast<ConfigOptionFloats*>((m_preset_bundle->printers.get_edited_preset().config).option("nozzle_diameter"))->values.size() > 1;
     bool single_extruder_mm = dynamic_cast<ConfigOptionBool*>(  (m_preset_bundle->printers.get_edited_preset().config).option("single_extruder_multi_material"))->value;
 
-    if (!wxGetApp().mainframe)
+    auto wiping_dialog_button = wxGetApp().sidebar().get_wiping_dialog_button();
-        return;
-    auto wiping_dialog_button = wxGetApp().mainframe->m_plater->sidebar().get_wiping_dialog_button();
     if (wiping_dialog_button) {
         wiping_dialog_button->Show(wipe_tower_enabled && multiple_extruders && single_extruder_mm);
         wiping_dialog_button->GetParent()->Layout();
@@ -1862,8 +1862,6 @@ void TabPrinter::extruders_count_changed(size_t extruders_count){
 	m_preset_bundle->update_multi_material_filament_presets();
 	build_extruder_pages();
 	reload_config();
-    if (!wxGetApp().mainframe)
-        return;
 	on_value_change("extruders_count", extruders_count);
     wxGetApp().sidebar().update_objects_list_extruder_column(extruders_count);
 }