No changes, just add wxSpinCtrl::Init() to wxMSW.

Remove a "TODO" comment about adding it and initialize all member variables
there instead of doing it only in Create().

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70799 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/spinctrl.h

@@ -30,7 +30,7 @@ WX_DEFINE_EXPORTED_ARRAY_PTR(wxSpinCtrl *, wxArraySpins);
 class WXDLLIMPEXP_CORE wxSpinCtrl : public wxSpinButton
 {
 public:
-    wxSpinCtrl() { }
+    wxSpinCtrl() { Init(); }
 
     wxSpinCtrl(wxWindow *parent,
                wxWindowID id = wxID_ANY,
@@ -41,6 +41,8 @@ public:
                int min = 0, int max = 100, int initial = 0,
                const wxString& name = wxT("wxSpinCtrl"))
     {
+        Init();
+
         Create(parent, id, value, pos, size, style, min, max, initial, name);
     }
 
@@ -143,6 +145,9 @@ protected:
     bool m_blockEvent;
 
 private:
+    // Common part of all ctors.
+    void Init();
+
     DECLARE_DYNAMIC_CLASS(wxSpinCtrl)
     DECLARE_EVENT_TABLE()
     wxDECLARE_NO_COPY_CLASS(wxSpinCtrl);

src/msw/spinctrl.cpp

@@ -264,6 +264,14 @@ void wxSpinCtrl::NormalizeValue()
 // construction
 // ----------------------------------------------------------------------------
 
+void wxSpinCtrl::Init()
+{
+    m_blockEvent = false;
+    m_hwndBuddy = NULL;
+    m_wndProcBuddy = NULL;
+    m_oldValue = INT_MIN;
+}
+
 bool wxSpinCtrl::Create(wxWindow *parent,
                         wxWindowID id,
                         const wxString& value,
@@ -273,13 +281,6 @@ bool wxSpinCtrl::Create(wxWindow *parent,
                         int min, int max, int initial,
                         const wxString& name)
 {
-    m_blockEvent = false;
-
-    // this should be in ctor/init function but I don't want to add one to 2.8
-    // to avoid problems with default ctor which can be inlined in the user
-    // code and so might not get this fix without recompilation
-    m_oldValue = INT_MIN;
-
     // before using DoGetBestSize(), have to set style to let the base class
     // know whether this is a horizontal or vertical control (we're always
     // vertical)