ENH: if nothing selected then disable aplly btn && update plate index parse

Jira: [STUDIO-13299]
Change-Id: I1ce7271d005f7fec4d71ece9db13916a9fcc1e1d
(cherry picked from commit b2386964814dee68a1936da912eea339f5317ddc)

src/slic3r/GUI/PartSkipDialog.hpp

@@ -149,7 +149,9 @@ private:
     void UpdateZoomPercent();
     void UpdateCountLabel();
     void UpdateDialogUI();
+    void UpdateApplyButtonStatus();
     bool IsAllChecked();
+    bool IsAllCancled();
 
     void OnRetryButton(wxCommandEvent &event);
     void OnAllCheckbox(wxCommandEvent &event);