More script tweaks

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

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index 004d5d78bdf4759720680435805118d406a4494c..b1b75973f65c2d903f240480d693e945744871d5 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -1025,35 +1025,21 @@ void wxWindowMSW::UnsubclassWin()
 
 bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc)
 {
-#if wxUSE_UNICODE_MSLU
-    // VS: We can't use GetWindowLong(hwnd, GWL_WNDPROC) together with unicows.dll
-    //     because it doesn't return pointer to the real wnd proc but rather a handle
-    //     of a fake proc that does Unicode<->ANSI translation.
-    //
-    //     The hack bellow works, because WNDCLASS contains original window handler
-    //     rather that the unicows fake one. This may not be on purpose, though; if
-    //     it stops working with future versions of unicows.dll, we can override
-    //     unicows hooks by setting Unicows_{Set,Get}WindowLong and
-    //     Unicows_RegisterClass to our own versions that keep track of
-    //     fake<->real wnd proc mapping.
-    //
-    //     FIXME: Doesn't handle wnd procs set by SetWindowLong, only these set
-    //            with RegisterClass!!
-
-    if ( wxUsingUnicowsDll() )
+    // Unicows note: the code below works, but only because WNDCLASS contains
+    // original window handler rather that the unicows fake one. This may not
+    // be on purpose, though; if it stops working with future versions of
+    // unicows.dll, we can override unicows hooks by setting
+    // Unicows_{Set,Get}WindowLong and Unicows_RegisterClass to our own
+    // versions that keep track of fake<->real wnd proc mapping.
+    WNDCLASS cls;
+    if ( !::GetClassInfo(wxGetInstance(), wxGetWindowClass(hWnd), &cls) )
     {
-        static wxChar buffer[512];
-        WNDCLASS cls;
+        wxLogLastError(_T("GetClassInfo"));
 
-        ::GetClassName((HWND)hWnd, buffer, 512);
-        ::GetClassInfo(wxGetInstance(), buffer, &cls);
-        return wndProc == (WXFARPROC)cls.lpfnWndProc;
-    }
-    else
-#endif
-    {
-        return wndProc == (WXFARPROC)::GetWindowLong((HWND)hWnd, GWL_WNDPROC);
+        return FALSE;
     }
+
+    return wndProc == (WXFARPROC)cls.lpfnWndProc;
 }
 
 // ----------------------------------------------------------------------------
@@ -2955,7 +2941,7 @@ bool wxWindowMSW::MSWGetCreateWindowCoords(const wxPoint& pos,
 
 WXHWND wxWindowMSW::MSWGetParent() const
 {
-    return m_parent ? m_parent->GetHWND() : NULL;
+    return m_parent ? m_parent->GetHWND() : WXHWND(NULL);
 }
 
 bool wxWindowMSW::MSWCreate(const wxChar *wclass,
@@ -3075,7 +3061,7 @@ bool wxWindowMSW::HandleTooltipNotify(WXUINT code,
     // we need to handle it as well, otherwise no tooltips will be shown in
     // this case
 
-    if ( !(code == TTN_NEEDTEXTA || code == TTN_NEEDTEXTW) || ttip.empty() )
+    if ( !(code == (WXUINT) TTN_NEEDTEXTA || code == (WXUINT) TTN_NEEDTEXTW) || ttip.empty() )
     {
         // not a tooltip message or no tooltip to show anyhow
         return FALSE;
@@ -3083,7 +3069,7 @@ bool wxWindowMSW::HandleTooltipNotify(WXUINT code,
 
     LPTOOLTIPTEXT ttText = (LPTOOLTIPTEXT)lParam;
 
-    if ( code == TTN_NEEDTEXTA )
+    if ( code == (WXUINT) TTN_NEEDTEXTA )
     {
         ttText->lpszText = (wxChar *)ttip.c_str();
     }
@@ -3312,6 +3298,13 @@ bool wxWindowMSW::HandleKillFocus(WXHWND hwnd)
     }
 #endif
 
+    // Don't send the event when in the process of being deleted.  This can
+    // only cause problems if the event handler tries to access the object.
+    if ( m_isBeingDeleted )
+    {
+        return FALSE;
+    }
+
     wxFocusEvent event(wxEVT_KILL_FOCUS, m_windowId);
     event.SetEventObject(this);
 
@@ -4300,7 +4293,9 @@ bool wxWindowMSW::HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII)
     int id;
     if ( isASCII )
     {
-        // If 1 -> 26, translate to CTRL plus a letter.
+        // If 1 -> 26, translate to either special keycode or just set
+        // ctrlDown.  IOW, Ctrl-C should result in keycode == 3 and
+        // ControlDown() == TRUE.
         id = wParam;
         if ( (id > 0) && (id < 27) )
         {
@@ -4320,7 +4315,7 @@ bool wxWindowMSW::HandleChar(WXWPARAM wParam, WXLPARAM lParam, bool isASCII)
 
                 default:
                     ctrlDown = TRUE;
-                    id = id + 'a' - 1;
+                    break;
             }
         }
     }