Eliminate a warning

[wxWidgets.git] / src / msw / toplevel.cpp

diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp
index 8a22cb54a1476a0c2aa53480969f4cdaee872d3d..faa55fe617097f998df466e29aaf6cf5bad7e264 100644 (file)
--- a/src/msw/toplevel.cpp
+++ b/src/msw/toplevel.cpp
@@ -507,9 +507,6 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent,
 {
     bool ret wxDUMMY_INITIALIZE(false);
 
-    // init our fields
-    Init();
-
     wxSize sizeReal = size;
     if ( !sizeReal.IsFullySpecified() )
     {
@@ -548,7 +545,13 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent,
 
         // reuse the code in MSWGetStyle() but correct the results slightly for
         // the dialog
-        dlgTemplate->style = MSWGetStyle(style, &dlgTemplate->dwExtendedStyle);
+        //
+        // NB: we need a temporary variable as we can't pass pointer to
+        //     dwExtendedStyle directly, it's not aligned correctly for 64 bit
+        //     architectures
+        WXDWORD dwExtendedStyle;
+        dlgTemplate->style = MSWGetStyle(style, &dwExtendedStyle);
+        dlgTemplate->dwExtendedStyle = dwExtendedStyle;
 
         // all dialogs are popups
         dlgTemplate->style |= WS_POPUP;
@@ -660,10 +663,14 @@ bool wxTopLevelWindowMSW::Show(bool show)
         }
         else // just show
         {
-           if ( GetWindowStyle() & wxFRAME_TOOL_WINDOW )
-               nShowCmd = SW_SHOWNA;
-           else
-               nShowCmd = SW_SHOW;
+            // we shouldn't use SW_SHOW which also activates the window for
+            // tool frames (as they shouldn't steal focus from the main window)
+            // nor for the currently disabled windows as they would be enabled
+            // as a side effect
+            if ( HasFlag(wxFRAME_TOOL_WINDOW) || !IsEnabled() )
+                nShowCmd = SW_SHOWNA;
+            else
+                nShowCmd = SW_SHOW;
         }
     }
     else // hide
@@ -1079,7 +1086,7 @@ 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"));
@@ -1174,49 +1181,14 @@ 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()
 }
 
 
@@ -1232,7 +1204,7 @@ 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 )
@@ -1255,7 +1227,9 @@ 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 )
@@ -1265,10 +1239,9 @@ 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();
     }