silently ignore NULL pointers in MSWOnMeasureItem(): apparently this can happen with...

[wxWidgets.git] / src / common / menucmn.cpp

diff --git a/src/common/menucmn.cpp b/src/common/menucmn.cpp
index 8ab7f2b95f5af9a7a396881c7c3f08db4620f400..4383f3cde2105ca102869155a39bea1b6d5c7093 100644 (file)
--- a/src/common/menucmn.cpp
+++ b/src/common/menucmn.cpp
@@ -68,8 +68,8 @@ wxMenuItemBase::wxMenuItemBase(wxMenu *parentMenu,
 
     m_parentMenu  = parentMenu;
     m_subMenu     = subMenu;
-    m_isEnabled   = TRUE;
-    m_isChecked   = FALSE;
+    m_isEnabled   = true;
+    m_isChecked   = false;
     m_id          = id;
     m_kind        = kind;
     if (m_id == wxID_ANY)
@@ -141,7 +141,7 @@ wxAcceleratorEntry *wxGetAccelFromString(const wxString& label)
             }
         }
 
-        if ( current.IsEmpty() ) {
+        if ( current.empty() ) {
             wxLogDebug(wxT("No accel key found, accel string ignored."));
         }
         else {
@@ -206,6 +206,7 @@ wxAcceleratorEntry *wxGetAccelFromString(const wxString& label)
                     {
                         wxLogDebug(wxT("Unrecognized accel key '%s', accel string ignored."),
                                    current.c_str());
+                        return NULL;
                     }
                 }
             }
@@ -337,7 +338,7 @@ wxMenuItem* wxMenuBase::Insert(size_t pos, wxMenuItem *item)
     }
     else
     {
-        wxCHECK_MSG( pos < GetMenuItemCount(), FALSE,
+        wxCHECK_MSG( pos < GetMenuItemCount(), NULL,
                      wxT("invalid index in wxMenu::Insert") );
 
         return DoInsert(pos, item);
@@ -349,7 +350,7 @@ wxMenuItem* wxMenuBase::DoInsert(size_t pos, wxMenuItem *item)
     wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Insert()") );
 
     wxMenuItemList::compatibility_iterator node = m_items.Item(pos);
-    wxCHECK_MSG( node, FALSE, wxT("invalid index in wxMenu::Insert()") );
+    wxCHECK_MSG( node, NULL, wxT("invalid index in wxMenu::Insert()") );
 
     m_items.Insert(node, item);
     item->SetMenu((wxMenu*)this);
@@ -385,6 +386,8 @@ wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item)
     if ( submenu )
     {
         submenu->SetParent((wxMenu *)NULL);
+        if ( submenu->IsAttached() )
+            submenu->Detach();
     }
 
     return item;
@@ -392,7 +395,7 @@ wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item)
 
 bool wxMenuBase::Delete(wxMenuItem *item)
 {
-    wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Delete") );
+    wxCHECK_MSG( item, false, wxT("invalid item in wxMenu::Delete") );
 
     return DoDelete(item);
 }
@@ -400,19 +403,19 @@ bool wxMenuBase::Delete(wxMenuItem *item)
 bool wxMenuBase::DoDelete(wxMenuItem *item)
 {
     wxMenuItem *item2 = DoRemove(item);
-    wxCHECK_MSG( item2, FALSE, wxT("failed to delete menu item") );
+    wxCHECK_MSG( item2, false, wxT("failed to delete menu item") );
 
     // don't delete the submenu
     item2->SetSubMenu((wxMenu *)NULL);
 
     delete item2;
 
-    return TRUE;
+    return true;
 }
 
 bool wxMenuBase::Destroy(wxMenuItem *item)
 {
-    wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Destroy") );
+    wxCHECK_MSG( item, false, wxT("invalid item in wxMenu::Destroy") );
 
     return DoDestroy(item);
 }
@@ -420,18 +423,18 @@ bool wxMenuBase::Destroy(wxMenuItem *item)
 bool wxMenuBase::DoDestroy(wxMenuItem *item)
 {
     wxMenuItem *item2 = DoRemove(item);
-    wxCHECK_MSG( item2, FALSE, wxT("failed to delete menu item") );
+    wxCHECK_MSG( item2, false, wxT("failed to delete menu item") );
 
     delete item2;
 
-    return TRUE;
+    return true;
 }
 
 // ----------------------------------------------------------------------------
 // wxMenu searching for items
 // ----------------------------------------------------------------------------
 
-// Finds the item id matching the given string, -1 if not found.
+// Finds the item id matching the given string, wxNOT_FOUND if not found.
 int wxMenuBase::FindItem(const wxString& text) const
 {
     wxString label = wxMenuItem::GetLabelFromText(text);
@@ -589,7 +592,7 @@ bool wxMenuBase::SendEvent(int id, int checked)
     event.SetEventObject(this);
     event.SetInt(checked);
 
-    bool processed = FALSE;
+    bool processed = false;
 
     // Try the menu's event handler
     if ( !processed )
@@ -667,7 +670,7 @@ bool wxMenuBase::IsEnabled( int id ) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, FALSE, wxT("wxMenu::IsEnabled: no such item") );
+    wxCHECK_MSG( item, false, wxT("wxMenu::IsEnabled: no such item") );
 
     return item->IsEnabled();
 }
@@ -685,7 +688,7 @@ bool wxMenuBase::IsChecked( int id ) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, FALSE, wxT("wxMenu::IsChecked: no such item") );
+    wxCHECK_MSG( item, false, wxT("wxMenu::IsChecked: no such item") );
 
     return item->IsChecked();
 }
@@ -703,7 +706,7 @@ wxString wxMenuBase::GetLabel( int id ) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, wxT(""), wxT("wxMenu::GetLabel: no such item") );
+    wxCHECK_MSG( item, wxEmptyString, wxT("wxMenu::GetLabel: no such item") );
 
     return item->GetText();
 }
@@ -721,7 +724,7 @@ wxString wxMenuBase::GetHelpString( int id ) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, wxT(""), wxT("wxMenu::GetHelpString: no such item") );
+    wxCHECK_MSG( item, wxEmptyString, wxT("wxMenu::GetHelpString: no such item") );
 
     return item->GetHelp();
 }
@@ -756,12 +759,12 @@ wxMenu *wxMenuBarBase::GetMenu(size_t pos) const
 
 bool wxMenuBarBase::Append(wxMenu *menu, const wxString& WXUNUSED(title))
 {
-    wxCHECK_MSG( menu, FALSE, wxT("can't append NULL menu") );
+    wxCHECK_MSG( menu, false, wxT("can't append NULL menu") );
 
     m_menus.Append(menu);
     menu->Attach(this);
 
-    return TRUE;
+    return true;
 }
 
 bool wxMenuBarBase::Insert(size_t pos, wxMenu *menu,
@@ -773,15 +776,15 @@ bool wxMenuBarBase::Insert(size_t pos, wxMenu *menu,
     }
     else // not at the end
     {
-        wxCHECK_MSG( menu, FALSE, wxT("can't insert NULL menu") );
+        wxCHECK_MSG( menu, false, wxT("can't insert NULL menu") );
 
         wxMenuList::compatibility_iterator node = m_menus.Item(pos);
-        wxCHECK_MSG( node, FALSE, wxT("bad index in wxMenuBar::Insert()") );
+        wxCHECK_MSG( node, false, wxT("bad index in wxMenuBar::Insert()") );
 
         m_menus.Insert(node, menu);
         menu->Attach(this);
 
-        return TRUE;
+        return true;
     }
 }
 
@@ -914,7 +917,7 @@ bool wxMenuBarBase::IsChecked(int id) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, FALSE, wxT("wxMenuBar::IsChecked(): no such item") );
+    wxCHECK_MSG( item, false, wxT("wxMenuBar::IsChecked(): no such item") );
 
     return item->IsChecked();
 }
@@ -923,7 +926,7 @@ bool wxMenuBarBase::IsEnabled(int id) const
 {
     wxMenuItem *item = FindItem(id);
 
-    wxCHECK_MSG( item, FALSE, wxT("wxMenuBar::IsEnabled(): no such item") );
+    wxCHECK_MSG( item, false, wxT("wxMenuBar::IsEnabled(): no such item") );
 
     return item->IsEnabled();
 }