FIX: destory timers & check webview consist

Change-Id: If95a973e1b3c6bf0da3611c30e0e44e191c9b06a

src/slic3r/GUI/MarkdownTip.cpp

@@ -83,6 +83,8 @@ MarkdownTip::MarkdownTip()
     _timer->Bind(wxEVT_TIMER, &MarkdownTip::OnTimer, this);
 }
 
+MarkdownTip::~MarkdownTip() { delete _timer; }
+
 void MarkdownTip::LoadStyle()
 {
     _language = GUI::into_u8(GUI::wxGetApp().current_language_code());

src/slic3r/GUI/MarkdownTip.hpp

@@ -28,6 +28,8 @@ private:
 
     MarkdownTip();
 
+    ~MarkdownTip();
+
     void LoadStyle();
 
     bool ShowTip(wxPoint pos, std::string const &tip, std::string const & tooltip);
@@ -48,13 +50,13 @@ private:
     void OnTimer(wxTimerEvent& event);
     
 private:
-    wxWebView* _tipView = NULL;
+    wxWebView * _tipView = nullptr;
     std::string _lastTip;
     std::string _pendingScript = " ";
     std::string _language;
     wxPoint _requestPos;
     double _lastHeight = 0;
-    wxTimer* _timer;
+    wxTimer* _timer = nullptr;
     bool _hide = false;
     bool _data_dir = false;
 };

src/slic3r/GUI/Monitor.cpp

@@ -129,7 +129,7 @@ MonitorPanel::~MonitorPanel()
 
     if (m_refresh_timer)
         m_refresh_timer->Stop();
-
+    delete m_refresh_timer;
 }
 
  void MonitorPanel::init_bitmap()

src/slic3r/GUI/Monitor.hpp

@@ -105,7 +105,7 @@ private:
     wxBitmap m_arrow_img;
 
     int last_wifi_signal = -1;
-    wxTimer* m_refresh_timer;
+    wxTimer* m_refresh_timer = nullptr;
     int last_status;
     bool m_initialized { false };
 

src/slic3r/GUI/SelectMachine.cpp

@@ -367,6 +367,8 @@ SelectMachinePopup::SelectMachinePopup(wxWindow *parent)
     Bind(EVT_DISSMISS_MACHINE_LIST, &SelectMachinePopup::on_dissmiss_win, this);
 }
 
+SelectMachinePopup::~SelectMachinePopup() { delete m_refresh_timer; }
+
 void SelectMachinePopup::Popup(wxWindow *WXUNUSED(focus))
 {
     BOOST_LOG_TRIVIAL(trace) << "get_print_info: start";
@@ -2178,7 +2180,7 @@ bool SelectMachineDialog::Show(bool show)
 
 SelectMachineDialog::~SelectMachineDialog()
 {
-    ;
+    delete m_refresh_timer;
 }
 
 EditDevNameDialog::EditDevNameDialog(Plater *plater /*= nullptr*/)

src/slic3r/GUI/SelectMachine.hpp

@@ -181,7 +181,7 @@ class SelectMachinePopup : public wxPopupTransientWindow
 {
 public:
     SelectMachinePopup(wxWindow *parent);
-    ~SelectMachinePopup() {}
+    ~SelectMachinePopup();
 
     // wxPopupTransientWindow virtual methods are all overridden to log them
     virtual void Popup(wxWindow *focus = NULL) wxOVERRIDE;
@@ -359,7 +359,7 @@ protected:
     void                         reset_ams_material();
     void                         update_show_status();
 
-    wxTimer *m_refresh_timer;
+    wxTimer *m_refresh_timer { nullptr };
 
     std::shared_ptr<PrintJob> m_print_job;
 

src/slic3r/GUI/WebViewDialog.cpp

@@ -398,8 +398,11 @@ void WebViewPanel::OnClose(wxCloseEvent& evt)
     this->Hide();
 }
 
-void WebViewPanel::OnFreshLoginStatus(wxTimerEvent &event) {
+void WebViewPanel::OnFreshLoginStatus(wxTimerEvent &event)
-    Slic3r::GUI::wxGetApp().get_login_info();
+{
+    auto mainframe = Slic3r::GUI::wxGetApp().mainframe;
+    if (mainframe && mainframe->m_webview == this)
+        Slic3r::GUI::wxGetApp().get_login_info();
 }
 
 void WebViewPanel::SendRecentList(wxString const &sequence_id)

src/slic3r/GUI/Widgets/SideTools.cpp

@@ -36,7 +36,7 @@ namespace Slic3r { namespace GUI {
     this->Bind(wxEVT_LEFT_UP, &SideTools::on_mouse_left_up, this);
 }
 
-SideTools::~SideTools() {}
+SideTools::~SideTools() { delete m_intetval_timer; }
 
 void SideTools::set_none_printer_mode() 
 {