Extended ProcessTextCommand so processes SETFOCUS/KILLFOCUS; checked for valid

HWND in wxBuddyTextWndProc so if the event handler kills the HWND, it doesn't crash;
added support for disabling 3D effect in buddy window.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9069 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/spinctrl.cpp

@@ -53,6 +53,7 @@
 IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl, wxControl)
 
 BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton)
+    EVT_CHAR(wxSpinCtrl::OnChar)
     EVT_SPIN(-1, wxSpinCtrl::OnSpinChange)
 END_EVENT_TABLE()
 
@@ -92,9 +93,12 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd,
         case WM_KEYUP:
         case WM_KEYDOWN:
             spin->MSWWindowProc(message, wParam, lParam);
+
+            // The control may have been deleted at this point, so check.
+            if (!(::IsWindow(hwnd) && ((wxSpinCtrl *)::GetWindowLong(hwnd, GWL_USERDATA)) == spin))
+                return 0;
             break;
     }
-
     return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(),
                             hwnd, message, wParam, lParam);
 }
@@ -120,20 +124,71 @@ 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 )
+    switch (cmd)
     {
-        wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
-        event.SetEventObject(this);
-        event.SetInt(GetValue());
-        GetEventHandler()->ProcessEvent(event);
-
-        return TRUE;
+    case EN_CHANGE:
+        {
+            wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+            event.SetEventObject(this);
+            wxString val = wxGetWindowText(m_hwndBuddy);
+            event.SetString(val);
+            event.SetInt(GetValue());
+            return GetEventHandler()->ProcessEvent(event);
+        }
+    case EN_SETFOCUS:
+    case EN_KILLFOCUS:
+        {
+            wxFocusEvent event(cmd == EN_KILLFOCUS ? wxEVT_KILL_FOCUS
+                    : wxEVT_SET_FOCUS,
+                    m_windowId);
+            event.SetEventObject( this );
+            return GetEventHandler()->ProcessEvent(event);
+        }
+     default:
+        break;
     }
 
     // not processed
     return FALSE;
 }
 
+void wxSpinCtrl::OnChar(wxKeyEvent& event)
+{
+    switch ( event.KeyCode() )
+    {
+        case WXK_RETURN:
+            {
+                wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
+                InitCommandEvent(event);
+                wxString val = wxGetWindowText(m_hwndBuddy);
+                event.SetString(val);
+                event.SetInt(GetValue());
+                if ( GetEventHandler()->ProcessEvent(event) )
+                    return;
+                break;
+            }
+
+        case WXK_TAB:
+            // always produce navigation event - even if we process TAB
+            // ourselves the fact that we got here means that the user code
+            // decided to skip processing of this TAB - probably to let it
+            // do its default job.
+            {
+                wxNavigationKeyEvent eventNav;
+                eventNav.SetDirection(!event.ShiftDown());
+                eventNav.SetWindowChange(event.ControlDown());
+                eventNav.SetEventObject(this);
+
+                if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
+                    return;
+            }
+            break;
+    }
+
+    // no, we didn't process it
+    event.Skip();
+}
+
 // ----------------------------------------------------------------------------
 // construction
 // ----------------------------------------------------------------------------
@@ -181,13 +236,22 @@ bool wxSpinCtrl::Create(wxWindow *parent,
     SetRange(min, max);
     SetValue(initial);
 
+    bool want3D;
+    WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
+    int msStyle = WS_CHILD;
+
+    // Even with extended styles, need to combine with WS_BORDER for them to
+    // look right.
+    if ( want3D || wxStyleHasBorder(style) )
+        msStyle |= WS_BORDER;
+
     // create the text window
     m_hwndBuddy = (WXHWND)::CreateWindowEx
                     (
-                     WS_EX_CLIENTEDGE,       // sunken border
+                     exStyle,       // sunken border
                      _T("EDIT"),             // window class
                      NULL,                   // no window title
-                     WS_CHILD | WS_BORDER /* | WS_CLIPSIBLINGS */,   // style (will be shown later)
+                     msStyle /* | WS_CLIPSIBLINGS */,   // style (will be shown later)
                      pos.x, pos.y,           // position
                      0, 0,                   // size (will be set later)
                      GetHwndOf(parent),      // parent