Fix for probably rare but potential refcount leak.

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

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index 8a6d2eb7885cc8b391af21c34e55af669566bc7c..4bbb0a2b560ddb44910e41ec62500e7f7f54e2f2 100644 (file)
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -28,7 +28,7 @@
     #pragma hdrstop
 #endif
 
-#if wxUSE_MDI_ARCHITECTURE && !defined(__WXUNIVERSAL__)
+#if wxUSE_MDI && !defined(__WXUNIVERSAL__)
 
 #ifndef WX_PRECOMP
     #include "wx/setup.h"
@@ -203,7 +203,7 @@ bool wxMDIParentFrame::Create(wxWindow *parent,
   if ( parent )
       parent->AddChild(this);
 
-  if ( id > -1 )
+  if ( id != wxID_ANY )
     m_windowId = id;
   else
     m_windowId = NewControlId();
@@ -234,7 +234,9 @@ wxMDIParentFrame::~wxMDIParentFrame()
 #if wxUSE_TOOLBAR
     m_frameToolBar = NULL;
 #endif
+#if wxUSE_STATUSBAR
     m_frameStatusBar = NULL;
+#endif // wxUSE_STATUSBAR
 
     DestroyChildren();
 
@@ -298,6 +300,34 @@ void wxMDIParentFrame::SetWindowMenu(wxMenu* menu)
     }
 }
 
+void wxMDIParentFrame::DoMenuUpdates(wxMenu* menu)
+{
+    wxMDIChildFrame *child = GetActiveChild();
+    if ( child )
+    {
+        wxEvtHandler* source = child->GetEventHandler();
+        wxMenuBar* bar = child->GetMenuBar();
+
+        if (menu)
+        {
+            menu->UpdateUI(source);
+        }
+        else
+        {
+            if ( bar != NULL )
+            {
+                int nCount = bar->GetMenuCount();
+                for (int n = 0; n < nCount; n++)
+                bar->GetMenu(n)->UpdateUI(source);
+            }
+        }
+    }
+    else
+    {
+        wxFrameBase::DoMenuUpdates(menu);
+    }
+}
+
 void wxMDIParentFrame::OnSize(wxSizeEvent&)
 {
     if ( GetClientWindow() )
@@ -653,7 +683,7 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
   SetName(name);
   wxWindowBase::Show(true); // MDI child frame starts off shown
 
-  if ( id > -1 )
+  if ( id != wxID_ANY )
     m_windowId = id;
   else
     m_windowId = (int)NewControlId();
@@ -675,22 +705,22 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
                     : wxMDIChildFrameClassNameNoRedraw;
   mcs.szTitle = title;
   mcs.hOwner = wxGetInstance();
-  if (x > -1)
+  if (x != wxDefaultCoord)
       mcs.x = x;
   else
       mcs.x = CW_USEDEFAULT;
 
-  if (y > -1)
+  if (y != wxDefaultCoord)
       mcs.y = y;
   else
       mcs.y = CW_USEDEFAULT;
 
-  if (width > -1)
+  if (width != wxDefaultCoord)
       mcs.cx = width;
   else
       mcs.cx = CW_USEDEFAULT;
 
-  if (height > -1)
+  if (height != wxDefaultCoord)
       mcs.cy = height;
   else
       mcs.cy = CW_USEDEFAULT;
@@ -732,7 +762,9 @@ wxMDIChildFrame::~wxMDIChildFrame()
 #if wxUSE_TOOLBAR
     m_frameToolBar = NULL;
 #endif
+#if wxUSE_STATUSBAR
     m_frameStatusBar = NULL;
+#endif // wxUSE_STATUSBAR
 
     DestroyChildren();
 
@@ -742,7 +774,7 @@ wxMDIChildFrame::~wxMDIChildFrame()
 }
 
 // Set the client size (i.e. leave the calculation of borders etc.
-// to wxWindows)
+// to wxWidgets)
 void wxMDIChildFrame::DoSetClientSize(int width, int height)
 {
   HWND hWnd = GetHwnd();
@@ -759,12 +791,14 @@ void wxMDIChildFrame::DoSetClientSize(int width, int height)
   int actual_width = rect2.right - rect2.left - rect.right + width;
   int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
 
+#if wxUSE_STATUSBAR
   if (GetStatusBar() && GetStatusBar()->IsShown())
   {
     int sx, sy;
     GetStatusBar()->GetSize(&sx, &sy);
     actual_height += sy;
   }
+#endif // wxUSE_STATUSBAR
 
   POINT point;
   point.x = rect2.left;
@@ -1394,6 +1428,5 @@ static void UnpackMDIActivate(WXWPARAM wParam, WXLPARAM lParam,
     *hwndDeact = (WXHWND)wParam;
 }
 
-#endif
-// wxUSE_MDI_ARCHITECTURE && !defined(__WXUNIVERSAL__)
+#endif // wxUSE_MDI && !defined(__WXUNIVERSAL__)