X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/11f0898b7d4170f32c069be520e84eba015cf596..d20db50158506335c9354ce396db2a44a5714529:/src/msw/toplevel.cpp

diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp
index 4bd6a07927..a75e3e94cc 100644
--- a/src/msw/toplevel.cpp
+++ b/src/msw/toplevel.cpp
@@ -1080,7 +1080,7 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags)
 #if defined(FLASHW_STOP) && defined(VK_XBUTTON1) && wxUSE_DYNLIB_CLASS
     // available in the headers, check if it is supported by the system
     typedef BOOL (WINAPI *FlashWindowEx_t)(FLASHWINFO *pfwi);
-    FlashWindowEx_t s_pfnFlashWindowEx = NULL;
+    static FlashWindowEx_t s_pfnFlashWindowEx = NULL;
     if ( !s_pfnFlashWindowEx )
     {
         wxDynamicLibrary dllUser32(_T("user32.dll"));
@@ -1175,49 +1175,14 @@ bool wxTopLevelWindowMSW::CanSetTransparent()
 
 void wxTopLevelWindowMSW::DoFreeze()
 {
-    if ( IsShown() )
-    {
-        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
-              node;
-              node = node->GetNext() )
-        {
-            wxWindow *child = node->GetData();
-            if ( child->IsTopLevel() )
-                continue;
-
-            child->Freeze();
-        }
-    }
+    // do nothing: freezing toplevel window causes paint and mouse events
+    // to go through it any TLWs under it, so the best we can do is to freeze
+    // all children -- and wxWindowBase::Freeze() does that
 }
 
 void wxTopLevelWindowMSW::DoThaw()
 {
-    if ( IsShown() )
-    {
-        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
-              node;
-              node = node->GetNext() )
-        {
-            wxWindow *child = node->GetData();
-            if ( child->IsTopLevel() )
-                continue;
-
-            child->Thaw();
-        }
-    }
-}
-
-
-void wxTopLevelWindowMSW::AddChild(wxWindowBase *child)
-{
-    // adding a child while frozen will assert when thawn, so freeze it as if
-    // it had been already present when we were frozen
-    if ( child && !child->IsTopLevel() && IsFrozen() )
-    {
-        child->Freeze();
-    }
-
-    wxTopLevelWindowBase::AddChild(child);
+    // intentionally empty -- see DoFreeze()
 }
 
 
@@ -1233,7 +1198,7 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event)
     {
         // restore focus to the child which was last focused unless we already
         // have it
-        wxLogTrace(_T("focus"), _T("wxTLW %08x activated."), (int) m_hWnd);
+        wxLogTrace(_T("focus"), _T("wxTLW %p activated."), m_hWnd);
 
         wxWindow *winFocus = FindFocus();
         if ( !winFocus || wxGetTopLevelParent(winFocus) != this )
@@ -1256,7 +1221,9 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event)
         if ( m_winLastFocused )
         {
             // let it know that it doesn't have focus any more
-            m_winLastFocused->HandleKillFocus((WXHWND)NULL);
+            // But this will already be done via WM_KILLFOCUS, so we'll get two kill
+            // focus events if we call it explicitly.
+            // m_winLastFocused->HandleKillFocus((WXHWND)NULL);
 
             // and don't remember it if it's a child from some other frame
             if ( wxGetTopLevelParent(m_winLastFocused) != this )
@@ -1266,10 +1233,9 @@ void wxTopLevelWindowMSW::OnActivate(wxActivateEvent& event)
         }
 
         wxLogTrace(_T("focus"),
-                   _T("wxTLW %08x deactivated, last focused: %08x."),
-                   (int) m_hWnd,
-                   (int) (m_winLastFocused ? GetHwndOf(m_winLastFocused)
-                                           : NULL));
+                   _T("wxTLW %p deactivated, last focused: %p."),
+                   m_hWnd,
+                   m_winLastFocused ? GetHwndOf(m_winLastFocused) : NULL);
 
         event.Skip();
     }