Dont send spin text update event from SetValue()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53738 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/spinctrl.h

@@ -122,6 +122,9 @@ protected:
     WXHWND     m_hwndBuddy;
     WXFARPROC  m_wndProcBuddy;
 
+    // Block text update event after SetValue()    
+    bool m_blockEvent;
+
     // all existing wxSpinCtrls - this allows to find the one corresponding to
     // the given buddy window in GetSpinForTextCtrl()
     static wxArraySpins ms_allSpins;

src/msw/spinctrl.cpp

@@ -205,7 +205,7 @@ wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy)
 // process a WM_COMMAND generated by the buddy text control
 bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id))
 {
-    if ( cmd == EN_CHANGE )
+    if ( (cmd == EN_CHANGE) && (!m_blockEvent ))
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
         event.SetEventObject(this);
@@ -301,6 +301,8 @@ 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
@@ -462,6 +464,8 @@ void wxSpinCtrl::SetValue(const wxString& text)
 
 void  wxSpinCtrl::SetValue(int val)
 {
+    m_blockEvent = true;
+    
     wxSpinButton::SetValue(val);
 
     // normally setting the value of the spin button is enough as it updates
@@ -477,6 +481,8 @@ void  wxSpinCtrl::SetValue(int val)
     }
 
     m_oldValue = GetValue();
+    
+    m_blockEvent = false;
 }
 
 int wxSpinCtrl::GetValue() const