removed assert which could be provoked by correct code

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

diff --git a/src/msw/mdi.cpp b/src/msw/mdi.cpp
index 2bd4fa48d5db7d075415422562518307c54bfbf0..5869306dda4c8cdd0bc7ae0a42e3cd5f803b3654 100644 (file)
--- a/src/msw/mdi.cpp
+++ b/src/msw/mdi.cpp
@@ -270,19 +270,20 @@ wxMDIParentFrame::~wxMDIParentFrame()
     }
 }
 
+#if wxUSE_MENUS_NATIVE
+
 void wxMDIParentFrame::InternalSetMenuBar()
 {
-//    HMENU subMenu = GetSubMenu((HMENU) m_windowMenu, 0);
-
     m_parentFrameActive = TRUE;
 
-    HMENU subMenu = (HMENU) 0;
-    if (GetWindowMenu())
-        subMenu = (HMENU) GetWindowMenu()->GetHMenu();
+    wxMenu *menu = GetWindowMenu();
+    HMENU subMenu = menu ? GetHmenuOf(menu) : 0;
 
     InsertWindowMenu(GetClientWindow(), m_hMenu, subMenu);
 }
 
+#endif // wxUSE_MENUS_NATIVE
+
 void wxMDIParentFrame::SetWindowMenu(wxMenu* menu)
 {
     if (m_windowMenu)
@@ -650,6 +651,7 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
                                                      : wxDEFAULT_MDICHILDFRAME_ICON);
 
   SetName(name);
+  wxWindowBase::Show(TRUE); // MDI child frame starts off shown
 
   if ( id > -1 )
     m_windowId = id;
@@ -695,7 +697,7 @@ bool wxMDIChildFrame::Create(wxMDIParentFrame *parent,
   else
       mcs.cy = CW_USEDEFAULT;
 
-  DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_THICKFRAME;
+  DWORD msflags = WS_OVERLAPPED | WS_CLIPCHILDREN | WS_THICKFRAME | WS_VISIBLE ;
   if (style & wxMINIMIZE_BOX)
     msflags |= WS_MINIMIZEBOX;
   if (style & wxMAXIMIZE_BOX)
@@ -872,10 +874,8 @@ long wxMDIChildFrame::MSWWindowProc(WXUINT message,
             break;
 
         case WM_GETMINMAXINFO:
-            // let the default window proc calculate the size of MDI children
-            // frames because it is based on the size of the MDI client window,
-            // not on the values specified in wxWindow m_min/max variables
-            return MSWDefWindowProc(message, wParam, lParam);
+            processed = HandleGetMinMaxInfo((MINMAXINFO *)lParam);
+            break;
 
         case WM_MDIACTIVATE:
             {
@@ -978,7 +978,10 @@ bool wxMDIChildFrame::HandleMDIActivate(long WXUNUSED(activate),
         parent->m_currentChild = NULL;
 
         HMENU parent_menu = (HMENU)parent->GetWinMenu();
-        if ( parent_menu )
+
+        // activate the the parent menu only when there is no other child
+        // that has been activated
+        if ( parent_menu && !hwndAct )
         {
             parent->m_parentFrameActive = TRUE;
 
@@ -1036,6 +1039,33 @@ bool wxMDIChildFrame::HandleWindowPosChanging(void *pos)
     return FALSE;
 }
 
+bool wxMDIChildFrame::HandleGetMinMaxInfo(void *mmInfo)
+{
+    MINMAXINFO *info = (MINMAXINFO *)mmInfo;
+
+    // let the default window proc calculate the size of MDI children
+    // frames because it is based on the size of the MDI client window,
+    // not on the values specified in wxWindow m_max variables
+    bool processed = MSWDefWindowProc(WM_GETMINMAXINFO, 0, (LPARAM)mmInfo) != 0;
+
+    // but allow GetSizeHints() to set the min size
+    if ( m_minWidth != -1 )
+    {
+        info->ptMinTrackSize.x = m_minWidth;
+
+        processed = TRUE;
+    }
+
+    if ( m_minHeight != -1 )
+    {
+        info->ptMinTrackSize.y = m_minHeight;
+
+        processed = TRUE;
+    }
+
+    return TRUE;
+}
+
 // ---------------------------------------------------------------------------
 // MDI specific message translation/preprocessing
 // ---------------------------------------------------------------------------
@@ -1146,7 +1176,9 @@ bool wxMDIClientWindow::CreateClient(wxMDIParentFrame *parent, long style)
         ccs.hWindowMenu = (HMENU) parent->GetWindowMenu()->GetHMenu();
     ccs.idFirstChild = wxFIRST_MDI_CHILD;
 
-    DWORD msStyle = /* MDIS_ALLCHILDSTYLES | */ WS_VISIBLE | WS_CHILD | WS_CLIPCHILDREN;
+    DWORD msStyle = MDIS_ALLCHILDSTYLES | WS_VISIBLE | WS_CHILD |
+                    WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
+
     if ( style & wxHSCROLL )
         msStyle |= WS_HSCROLL;
     if ( style & wxVSCROLL )