X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b442f1079f280f25bb85845629c0ed5ab8a4f133..bb5919e4df7131328ed1f3e18ef3129e67d9e108:/src/msw/mdi.cpp?ds=sidebyside

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index c50af44242..3f3754a68b 100644
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -17,7 +17,7 @@
 // headers
 // ---------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "mdi.h"
 #endif
 
@@ -233,12 +233,14 @@ bool wxMDIParentFrame::Create(wxWindow *parent,
 
 wxMDIParentFrame::~wxMDIParentFrame()
 {
-    DestroyChildren();
-
-    // already delete by DestroyChildren()
+    // see comment in ~wxMDIChildFrame
+#if wxUSE_TOOLBAR
     m_frameToolBar = NULL;
+#endif
     m_frameStatusBar = NULL;
 
+    DestroyChildren();
+
     if (m_windowMenu)
     {
         delete m_windowMenu;
@@ -380,11 +382,11 @@ void wxMDIParentFrame::ActivatePrevious()
 // the MDI parent frame window proc
 // ---------------------------------------------------------------------------
 
-long wxMDIParentFrame::MSWWindowProc(WXUINT message,
+WXLRESULT wxMDIParentFrame::MSWWindowProc(WXUINT message,
                                      WXWPARAM wParam,
                                      WXLPARAM lParam)
 {
-    long rc = 0;
+    WXLRESULT rc = 0;
     bool processed = false;
 
     switch ( message )
@@ -594,7 +596,7 @@ bool wxMDIParentFrame::HandleCommand(WXWORD id, WXWORD cmd, WXHWND hwnd)
     return false;
 }
 
-long wxMDIParentFrame::MSWDefWindowProc(WXUINT message,
+WXLRESULT wxMDIParentFrame::MSWDefWindowProc(WXUINT message,
                                         WXWPARAM wParam,
                                         WXLPARAM lParam)
 {
@@ -671,9 +673,9 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
 
   MDICREATESTRUCT mcs;
 
-  mcs.szClass = style & wxNO_FULL_REPAINT_ON_RESIZE
-                    ? wxMDIChildFrameClassNameNoRedraw
-                    : wxMDIChildFrameClassName;
+  mcs.szClass = style & wxFULL_REPAINT_ON_RESIZE
+                    ? wxMDIChildFrameClassName
+                    : wxMDIChildFrameClassNameNoRedraw;
   mcs.szTitle = title;
   mcs.hOwner = wxGetInstance();
   if (x > -1)
@@ -696,7 +698,7 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
   else
       mcs.cy = CW_USEDEFAULT;
 
-  DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_THICKFRAME | WS_VISIBLE ;
+  DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_VISIBLE ;
   if (style & wxMINIMIZE_BOX)
     msflags |= WS_MINIMIZEBOX;
   if (style & wxMAXIMIZE_BOX)
@@ -730,12 +732,15 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
 
 wxMDIChildFrame::~wxMDIChildFrame()
 {
-    DestroyChildren();
-
-    // already deleted by DestroyChildren()
+    // will be destroyed by DestroyChildren() but reset them before calling it
+    // to avoid using dangling pointers if a callback comes in the meanwhile
+#if wxUSE_TOOLBAR
     m_frameToolBar = NULL;
+#endif
     m_frameStatusBar = NULL;
 
+    DestroyChildren();
+
     RemoveWindowMenu(NULL, m_hMenu);
 
     MSWDestroyWindow();
@@ -854,11 +859,11 @@ void wxMDIChildFrame::Activate()
 // MDI window proc and message handlers
 // ---------------------------------------------------------------------------
 
-long wxMDIChildFrame::MSWWindowProc(WXUINT message,
+WXLRESULT wxMDIChildFrame::MSWWindowProc(WXUINT message,
                                     WXWPARAM wParam,
                                     WXLPARAM lParam)
 {
-    long rc = 0;
+    WXLRESULT rc = 0;
     bool processed = false;
 
     switch ( message )
@@ -1026,11 +1031,13 @@ bool wxMDIChildFrame::HandleWindowPosChanging(void *pos)
             lpPos->cx = rectClient.right - rectClient.left;
             lpPos->cy = rectClient.bottom - rectClient.top;
         }
+#if wxUSE_TOOLBAR
         wxMDIParentFrame* pFrameWnd = (wxMDIParentFrame *)GetParent();
         if (pFrameWnd && pFrameWnd->GetToolBar() && pFrameWnd->GetToolBar()->IsShown())
         {
             pFrameWnd->GetToolBar()->Refresh();
         }
+#endif
     }
 #endif // Win95
 
@@ -1064,14 +1071,14 @@ bool wxMDIChildFrame::HandleGetMinMaxInfo(void *mmInfo)
         processed = true;
     }
 
-    return true;
+    return processed;
 }
 
 // ---------------------------------------------------------------------------
 // MDI specific message translation/preprocessing
 // ---------------------------------------------------------------------------
 
-long wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXUINT wParam, WXLPARAM lParam)
+WXLRESULT wxMDIChildFrame::MSWDefWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 {
     return DefMDIChildProc(GetHwnd(),
                            (UINT)message, (WPARAM)wParam, (LPARAM)lParam);