FIX: [STUDIO-2825] ctrl + tab only switch main pages

Change-Id: I10ed43929e4b757fb7c5415ba23a78ded1f2c7d0
(cherry picked from commit 10983c4d177b772e8eda264e5a9957218f779435)

src/slic3r/GUI/MainFrame.cpp

@@ -962,7 +962,6 @@ void MainFrame::init_tabpanel()
         else if (panel == m_monitor) {
             //monitor
         }
-
 #ifndef __APPLE__
         if (sel == tp3DEditor) {
             m_topbar->EnableUndoRedoItems();
@@ -972,6 +971,9 @@ void MainFrame::init_tabpanel()
         }
 #endif
 
+        if (panel)
+            panel->SetFocus();
+
         /*switch (sel) {
         case TabPosition::tpHome:
             show_option(false);

src/slic3r/GUI/Monitor.cpp

@@ -202,6 +202,7 @@ MonitorPanel::~MonitorPanel()
             auto title = m_tabpanel->GetPageText(m_tabpanel->GetSelection());
             m_media_file_panel->SwitchStorage(title == _L("SD Card"));
         }
+        page->SetFocus();
     }, m_tabpanel->GetId());
 
     //m_status_add_machine_panel = new AddMachinePanel(m_tabpanel);

src/slic3r/GUI/Notebook.hpp

@@ -30,7 +30,6 @@ public:
     wxString GetPageText(size_t n) const;
 
 private:
-    wxWindow*                       m_parent;
     wxFlexGridSizer*                m_buttons_sizer;
     wxBoxSizer*                     m_sizer;
     // BBS: use Button
@@ -398,9 +397,6 @@ private:
 
     unsigned m_showTimeout,
              m_hideTimeout;
-
-    ButtonsListCtrl* m_ctrl{ nullptr };
-
 };
 //#endif // _WIN32
 #endif // slic3r_Notebook_hpp_

src/slic3r/GUI/Tabbook.hpp

@@ -261,7 +261,8 @@ public:
     {
         if (event.IsWindowChange()) {
             // change pages
-            AdvanceSelection(event.GetDirection());
+            //AdvanceSelection(event.GetDirection());
+            this->GetGrandParent()->HandleWindowEvent(event);
         }
         else {
             // we get this event in 3 cases