fix for rather mysterious problem when deleting the list ctrl

[wxWidgets.git] / src / os2 / menu.cpp

diff --git a/src/os2/menu.cpp b/src/os2/menu.cpp
index a9c390acc31d7a9f6389d6eccfeb89d69bb68d14..186744bf97d9a5596318a914fe632cd0701a884f 100644 (file)
--- a/src/os2/menu.cpp
+++ b/src/os2/menu.cpp
@@ -244,7 +244,7 @@ void wxMenu::UpdateAccel(
         if (pAccel)
             m_vAccels[n] = pAccel;
         else
-            m_vAccels.Remove(n);
+            m_vAccels.RemoveAt(n);
     }
 
     if (IsAttached())
@@ -265,6 +265,7 @@ bool wxMenu::DoInsertOrAppend(
 {
     ERRORID                         vError;
     wxString                        sError;
+    char                            zMsg[128];
 #if wxUSE_ACCEL
     UpdateAccel(pItem);
 #endif // wxUSE_ACCEL
@@ -325,12 +326,14 @@ bool wxMenu::DoInsertOrAppend(
     {
         //
         // Want to get {Measure|Draw}Item messages?
-        // item draws itself, pass pointer to it in data parameter
+        // item draws itself, passing pointer to data doesn't work in OS/2
         // Will eventually need to set the image handle somewhere into vItem.hItem
         //
         rItem.afStyle |= MIS_OWNERDRAW;
-        pData = (BYTE*)pItem;
-        // vItem.hItem = ????
+        pData = (BYTE*)NULL;
+        rItem.hItem = (HBITMAP)pItem->GetBitmap().GetHBITMAP();
+        pItem->m_vMenuData.afStyle = rItem.afStyle;
+        pItem->m_vMenuData.hItem = rItem.hItem;
     }
     else
 #endif
@@ -358,6 +361,21 @@ bool wxMenu::DoInsertOrAppend(
                               ,(MPARAM)&rItem
                               ,(MPARAM)pData
                              );
+#if wxUSE_OWNER_DRAWN
+    if (pItem->IsOwnerDrawn())
+    {
+        BOOL                       rc;
+        MENUITEM                   vMenuItem;
+
+        ::WinSendMsg( GetHmenu()
+                     ,MM_QUERYITEM
+                     ,MPFROM2SHORT( (USHORT)pItem->GetId()
+                                   ,(USHORT)(FALSE)
+                                  )
+                     ,&vMenuItem
+                    );
+    }
+#endif
     if (rc == MIT_MEMERROR || rc == MIT_ERROR)
     {
         vError = ::WinGetLastError(vHabmain);
@@ -371,7 +389,7 @@ bool wxMenu::DoInsertOrAppend(
         //
         // If we're already attached to the menubar, we must update it
         //
-        if (IsAttached())
+        if (IsAttached() && m_menuBar->IsAttached())
         {
             m_menuBar->Refresh();
         }
@@ -430,7 +448,7 @@ wxMenuItem* wxMenu::DoRemove(
     if (n != wxNOT_FOUND)
     {
         delete m_vAccels[n];
-        m_vAccels.Remove(n);
+        m_vAccels.RemoveAt(n);
     }
 
 #endif // wxUSE_ACCEL
@@ -442,7 +460,7 @@ wxMenuItem* wxMenu::DoRemove(
                  ,MPFROM2SHORT(pItem->GetId(), TRUE)
                  ,(MPARAM)0
                 );
-    if (IsAttached())
+    if (IsAttached() && m_menuBar->IsAttached())
     {
         //
         // Otherwise, the chane won't be visible
@@ -541,73 +559,21 @@ bool wxMenu::OS2Command(
 
     if (vId != (WXWORD)idMenuTitle)
     {
-        wxCommandEvent              vEvent(wxEVT_COMMAND_MENU_SELECTED);
-
-        vEvent.SetEventObject(this);
-        vEvent.SetId(vId);
-        vEvent.SetInt(vId);
-        ProcessCommand(vEvent);
+        SendEvent( vId
+                  ,(int)::WinSendMsg( GetHmenu()
+                                     ,MM_QUERYITEMATTR
+                                     ,(MPARAM)vId
+                                     ,(MPARAM)MIA_CHECKED
+                                    )
+                 );
     }
     return TRUE;
 } // end of wxMenu::OS2Command
 
-bool wxMenu::ProcessCommand(
-  wxCommandEvent&                   rEvent
-)
-{
-    bool                            bProcessed = FALSE;
-
-#if wxUSE_MENU_CALLBACK
-    //
-    // Try a callback
-    //
-    if (m_callback)
-    {
-        (void)(*(m_callback))(*this, rEvent);
-        bProcessed = TRUE;
-    }
-#endif // wxUSE_MENU_CALLBACK
-
-    //
-    // Try the menu's event handler
-    //
-    if (!bProcessed && GetEventHandler())
-    {
-        bProcessed = GetEventHandler()->ProcessEvent(rEvent);
-    }
-
-    //
-    // Try the window the menu was popped up from (and up through the
-    // hierarchy)
-    wxWindow*                       pWin = GetInvokingWindow();
-
-    if (!bProcessed && pWin)
-        bProcessed = pWin->GetEventHandler()->ProcessEvent(rEvent);
-    return bProcessed;
-} // end of wxMenu::ProcessCommand
-
 // ---------------------------------------------------------------------------
 // other
 // ---------------------------------------------------------------------------
 
-void wxMenu::Attach(
-  wxMenuBar*                        pMenubar
-)
-{
-    //
-    // Menu can be in at most one menubar because otherwise they would both
-    // delete the menu pointer
-    //
-    wxASSERT_MSG(!m_menuBar, wxT("menu belongs to 2 menubars, expect a crash"));
-    m_menuBar = pMenubar;
-} // end of
-
-void wxMenu::Detach()
-{
-    wxASSERT_MSG( m_menuBar, wxT("can't detach menu if it's not attached") );
-    m_menuBar = NULL;
-} // end of wxMenu::Detach
-
 wxWindow* wxMenu::GetWindow() const
 {
     if (m_invokingWindow != NULL)
@@ -618,6 +584,42 @@ wxWindow* wxMenu::GetWindow() const
     return NULL;
 } // end of wxMenu::GetWindow
 
+// recursive search for item by id
+wxMenuItem* wxMenu::FindItem(
+  int                               nItemId
+, ULONG                             hItem
+, wxMenu**                          ppItemMenu
+) const
+{
+    if ( ppItemMenu )
+        *ppItemMenu = NULL;
+
+    wxMenuItem*                     pItem = NULL;
+
+    for ( wxMenuItemList::Node *node = m_items.GetFirst();
+          node && !pItem;
+          node = node->GetNext() )
+    {
+        pItem = node->GetData();
+
+        if ( pItem->GetId() == nItemId && pItem->m_vMenuData.hItem == hItem)
+        {
+            if ( ppItemMenu )
+                *ppItemMenu = (wxMenu *)this;
+        }
+        else if ( pItem->IsSubMenu() )
+        {
+            pItem = pItem->GetSubMenu()->FindItem(nItemId, hItem, ppItemMenu);
+        }
+        else
+        {
+            // don't exit the loop
+            pItem = NULL;
+        }
+    }
+    return pItem;
+} // end of wxMenu::FindItem
+
 // ---------------------------------------------------------------------------
 // Menu Bar
 // ---------------------------------------------------------------------------
@@ -1090,4 +1092,25 @@ wxMenuItem* wxMenuBar::FindItem(
     return pItem;
 } // end of wxMenuBar::FindItem
 
+wxMenuItem* wxMenuBar::FindItem(
+  int                               nId
+, ULONG                             hItem
+, wxMenu**                          ppItemMenu
+) const
+{
+    if (ppItemMenu)
+        *ppItemMenu = NULL;
+
+    wxMenuItem*                     pItem = NULL;
+    size_t                          nCount = GetMenuCount();
+
+    for (size_t i = 0; !pItem && (i < nCount); i++)
+    {
+        pItem = m_menus[i]->FindItem( nId
+                                     ,hItem
+                                     ,ppItemMenu
+                                    );
+    }
+    return pItem;
+} // end of wxMenuBar::FindItem