fixing modal dialog quit after nested message box problem

[wxWidgets.git] / src / propgrid / propgridpagestate.cpp

diff --git a/src/propgrid/propgridpagestate.cpp b/src/propgrid/propgridpagestate.cpp
index 6e4e78d65e7a43bd0dd1fe71b6803da34c5214d5..1861b67ef65685281d2061c1bd8f2999f90eca2f 100644 (file)
--- a/src/propgrid/propgridpagestate.cpp
+++ b/src/propgrid/propgridpagestate.cpp
@@ -201,12 +201,12 @@ void wxPropertyGridIteratorBase::Next( bool iterateChildren )
 
 wxPropertyGridPageState::wxPropertyGridPageState()
 {
 
 wxPropertyGridPageState::wxPropertyGridPageState()
 {

-    m_pPropGrid = (wxPropertyGrid*) NULL;
+    m_pPropGrid = NULL;

     m_regularArray.SetParentState(this);
     m_properties = &m_regularArray;
     m_regularArray.SetParentState(this);
     m_properties = &m_regularArray;

-    m_abcArray = (wxPGRootProperty*) NULL;
-    m_currentCategory = (wxPropertyCategory*) NULL;
-    m_selected = (wxPGProperty*) NULL;
+    m_abcArray = NULL;
+    m_currentCategory = NULL;
+    m_selected = NULL;

     m_width = 0;
     m_virtualHeight = 0;
     m_lastCaptionBottomnest = 1;
     m_width = 0;
     m_virtualHeight = 0;
     m_lastCaptionBottomnest = 1;


@@ -231,7 +231,7 @@ void wxPropertyGridPageState::InitNonCatMode()
 {
     if ( !m_abcArray )
     {
 {
     if ( !m_abcArray )
     {

-        m_abcArray = new wxPGRootProperty();
+        m_abcArray = new wxPGRootProperty(wxS("<Root_NonCat>"));

         m_abcArray->SetParentState(this);
         m_abcArray->SetFlag(wxPG_PROP_CHILDREN_ARE_COPIES);
     }
         m_abcArray->SetParentState(this);
         m_abcArray->SetFlag(wxPG_PROP_CHILDREN_ARE_COPIES);
     }


@@ -255,7 +255,7 @@ void wxPropertyGridPageState::InitNonCatMode()
             wxPGProperty* parent = p->GetParent();
             if ( parent->IsCategory() || parent->IsRoot() )
             {
             wxPGProperty* parent = p->GetParent();
             if ( parent->IsCategory() || parent->IsRoot() )
             {

-                m_abcArray->AddChild2(p);
+                m_abcArray->DoAddChild(p);

                 p->m_parent = &m_regularArray;
             }
         }
                 p->m_parent = &m_regularArray;
             }
         }


@@ -268,20 +268,27 @@ void wxPropertyGridPageState::InitNonCatMode()
 
 void wxPropertyGridPageState::DoClear()
 {
 
 void wxPropertyGridPageState::DoClear()
 {

+    if ( m_pPropGrid && m_pPropGrid->GetState() == this  )
+    {
+        m_pPropGrid->ClearSelection(false);
+    }
+    else
+    {
+        m_selected = NULL;
+    }
+

     m_regularArray.Empty();
     if ( m_abcArray )
         m_abcArray->Empty();
 
     m_dictName.clear();
 
     m_regularArray.Empty();
     if ( m_abcArray )
         m_abcArray->Empty();
 
     m_dictName.clear();
 

-    m_currentCategory = (wxPropertyCategory*) NULL;
+    m_currentCategory = NULL;

     m_lastCaptionBottomnest = 1;
     m_itemsAdded = 0;
 
     m_virtualHeight = 0;
     m_vhCalcPending = 0;
     m_lastCaptionBottomnest = 1;
     m_itemsAdded = 0;
 
     m_virtualHeight = 0;
     m_vhCalcPending = 0;

-
-    m_selected = (wxPGProperty*) NULL;

 }
 
 // -----------------------------------------------------------------------
 }
 
 // -----------------------------------------------------------------------


@@ -346,9 +353,9 @@ void wxPropertyGridPageState::OnClientWidthChange( int newWidth, int widthChange
             long timeSinceCreation = (::wxGetLocalTimeMillis() - GetGrid()->m_timeCreated).ToLong();
 
             // If too long, don't set splitter
             long timeSinceCreation = (::wxGetLocalTimeMillis() - GetGrid()->m_timeCreated).ToLong();
 
             // If too long, don't set splitter

-            if ( timeSinceCreation < 3000 )
+            if ( timeSinceCreation < 250 )

             {
             {

-                if ( m_properties->GetChildCount() || timeSinceCreation > 750 )
+                if ( m_properties->GetChildCount() )

                 {
                     SetSplitterLeft( false );
                 }
                 {
                     SetSplitterLeft( false );
                 }


@@ -369,7 +376,7 @@ void wxPropertyGridPageState::OnClientWidthChange( int newWidth, int widthChange
 wxPGProperty* wxPropertyGridPageState::GetLastItem( int flags )
 {
     if ( !m_properties->GetChildCount() )
 wxPGProperty* wxPropertyGridPageState::GetLastItem( int flags )
 {
     if ( !m_properties->GetChildCount() )

-        return (wxPGProperty*) NULL;
+        return NULL;

 
     wxPG_ITERATOR_CREATE_MASKS(flags, int itemExMask, int parentExMask)
 
 
     wxPG_ITERATOR_CREATE_MASKS(flags, int itemExMask, int parentExMask)
 


@@ -403,7 +410,7 @@ wxPropertyCategory* wxPropertyGridPageState::GetPropertyCategory( const wxPGProp
             return (wxPropertyCategory*)parent;
     } while ( grandparent );
 
             return (wxPropertyCategory*)parent;
     } while ( grandparent );
 

-    return (wxPropertyCategory*) NULL;
+    return NULL;

 }
 
 // -----------------------------------------------------------------------
 }
 
 // -----------------------------------------------------------------------


@@ -443,7 +450,7 @@ wxPGProperty* wxPropertyGridPageState::BaseGetPropertyByName( const wxString& na
     it = m_dictName.find(name);
     if ( it != m_dictName.end() )
         return (wxPGProperty*) it->second;
     it = m_dictName.find(name);
     if ( it != m_dictName.end() )
         return (wxPGProperty*) it->second;

-    return (wxPGProperty*) NULL;
+    return NULL;

 }
 
 // -----------------------------------------------------------------------
 }
 
 // -----------------------------------------------------------------------


@@ -453,8 +460,15 @@ void wxPropertyGridPageState::DoSetPropertyName( wxPGProperty* p,
 {
     wxCHECK_RET( p, wxT("invalid property id") );
 
 {
     wxCHECK_RET( p, wxT("invalid property id") );
 

-    if ( p->GetBaseName().Len() ) m_dictName.erase( p->GetBaseName() );
-    if ( newName.Len() ) m_dictName[newName] = (void*) p;
+    wxPGProperty* parent = p->GetParent();
+
+    if ( parent->IsCategory() || parent->IsRoot() )
+    {
+        if ( p->GetBaseName().length() )
+            m_dictName.erase( p->GetBaseName() );
+        if ( newName.length() )
+            m_dictName[newName] = (void*) p;
+    }

 
     p->DoSetName(newName);
 }
 
     p->DoSetName(newName);
 }


@@ -483,7 +497,7 @@ void wxPropertyGridPageState::DoSetPropertyName( wxPGProperty* p,
 #define ITEM_ITERATION_INIT(startparent, startindex, state) \
     parent = startparent; \
     i = (unsigned int)startindex; \
 #define ITEM_ITERATION_INIT(startparent, startindex, state) \
     parent = startparent; \
     i = (unsigned int)startindex; \

-    if ( parent == (wxPGProperty*) NULL ) \
+    if ( parent == NULL ) \

     { \
         parent = state->m_properties; \
         i = 0; \
     { \
         parent = state->m_properties; \
         i = 0; \


@@ -595,64 +609,106 @@ bool wxPropertyGridPageState::EnableCategories( bool enable )
 #if wxUSE_STL
 #include <algorithm>
 
 #if wxUSE_STL
 #include <algorithm>
 

-static bool wxPG_SortFunc(wxPGProperty *p1, wxPGProperty *p2)
+static bool wxPG_SortFunc_ByFunction(wxPGProperty *p1, wxPGProperty *p2)
+{
+    wxPropertyGrid* pg = p1->GetGrid();
+    wxPGSortCallback sortFunction = pg->GetSortFunction();
+    return sortFunction(pg, p1, p2) < 0;
+}
+
+static bool wxPG_SortFunc_ByLabel(wxPGProperty *p1, wxPGProperty *p2)

 {
 {

-    return p1->GetLabel() < p2->GetLabel();
+    return p1->GetLabel().CmpNoCase( p2->GetLabel() ) < 0;

 }
 
 #else
 
 }
 
 #else
 

-static int wxPG_SortFunc(wxPGProperty **p1, wxPGProperty **p2)
+static int wxPG_SortFunc_ByFunction(wxPGProperty **pp1, wxPGProperty **pp2)

 {
 {

-    wxPGProperty *pp1 = *p1;
-    wxPGProperty *pp2 = *p2;
-    return pp1->GetLabel().compare( pp2->GetLabel() );
+    wxPGProperty *p1 = *pp1;
+    wxPGProperty *p2 = *pp2;
+    wxPropertyGrid* pg = p1->GetGrid();
+    wxPGSortCallback sortFunction = pg->GetSortFunction();
+    return sortFunction(pg, p1, p2);
+}
+
+static int wxPG_SortFunc_ByLabel(wxPGProperty **pp1, wxPGProperty **pp2)
+{
+    wxPGProperty *p1 = *pp1;
+    wxPGProperty *p2 = *pp2;
+    return p1->GetLabel().CmpNoCase( p2->GetLabel() );

 }
 
 #endif
 
 }
 
 #endif
 

-void wxPropertyGridPageState::SortChildren( wxPGProperty* p )
+void wxPropertyGridPageState::DoSortChildren( wxPGProperty* p,
+                                              int flags )

 {
     if ( !p )
 {
     if ( !p )

-        p = (wxPGProperty*)m_properties;
+        p = m_properties;

 
 

+    // Can only sort items with children

     if ( !p->GetChildCount() )
         return;
 
     if ( !p->GetChildCount() )
         return;
 

-    wxPGProperty* pwc = (wxPGProperty*)p;
+    // Never sort children of aggregate properties
+    if ( p->HasFlag(wxPG_PROP_AGGREGATE) )
+        return;

 
 

-    // Can only sort items with children
-    if ( pwc->GetChildCount() < 1 )
+    if ( (flags & wxPG_SORT_TOP_LEVEL_ONLY)
+         && !p->IsCategory() && !p->IsRoot() )

         return;
 
 #if wxUSE_STL
         return;
 
 #if wxUSE_STL

-    std::sort(pwc->m_children.begin(), pwc->m_children.end(), wxPG_SortFunc);
+    if ( GetGrid()->GetSortFunction() )
+        std::sort(p->m_children.begin(), p->m_children.end(),
+                  wxPG_SortFunc_ByFunction);
+    else
+        std::sort(p->m_children.begin(), p->m_children.end(),
+                  wxPG_SortFunc_ByLabel);

 #else
 #else

-    pwc->m_children.Sort( wxPG_SortFunc );
+    if ( GetGrid()->GetSortFunction() )
+        p->m_children.Sort( wxPG_SortFunc_ByFunction );
+    else
+        p->m_children.Sort( wxPG_SortFunc_ByLabel );

 #endif
 
 #endif
 

-    // Fix indexes
-    pwc->FixIndicesOfChildren();
+    // Fix indices
+    p->FixIndicesOfChildren();

 
 

+    if ( flags & wxPG_RECURSE )
+    {
+        // Apply sort recursively
+        for ( unsigned int i=0; i<p->GetChildCount(); i++ )
+            DoSortChildren(p->Item(i), flags);
+    }

 }
 
 // -----------------------------------------------------------------------
 
 }
 
 // -----------------------------------------------------------------------
 

-void wxPropertyGridPageState::Sort()
+void wxPropertyGridPageState::DoSort( int flags )

 {
 {

-    SortChildren( m_properties );
+    DoSortChildren( m_properties, flags | wxPG_RECURSE );

 
 

-    // Sort categories as well
-    if ( !IsInNonCatMode() )
-    {
-        size_t i;
-        for ( i=0;i<m_properties->GetChildCount();i++)
-        {
-            wxPGProperty* p = m_properties->Item(i);
-            if ( p->IsCategory() )
-                SortChildren( p );
-        }
-    }
+    // We used to sort categories as well here also if in non-categorized
+    // mode, but doing would naturally cause child indices to become
+    // corrupted.
+}
+
+// -----------------------------------------------------------------------
+
+bool wxPropertyGridPageState::PrepareAfterItemsAdded()
+{
+    if ( !m_itemsAdded ) return false;
+
+    wxPropertyGrid* pg = GetGrid();
+
+    m_itemsAdded = 0;
+
+    if ( pg->HasFlag(wxPG_AUTO_SORT) )
+        DoSort(wxPG_SORT_TOP_LEVEL_ONLY);
+
+    return true;

 }
 
 // -----------------------------------------------------------------------
 }
 
 // -----------------------------------------------------------------------


@@ -663,7 +719,7 @@ wxPGProperty* wxPropertyGridPageState::DoGetItemAtY( int y ) const
 {
     // Outside?
     if ( y < 0 )
 {
     // Outside?
     if ( y < 0 )

-        return (wxPGProperty*) NULL;
+        return NULL;

 
     unsigned int a = 0;
     return m_properties->GetItemAtY(y, GetGrid()->m_lineHeight, &a);
 
     unsigned int a = 0;
     return m_properties->GetItemAtY(y, GetGrid()->m_lineHeight, &a);


@@ -814,7 +870,7 @@ void wxPropertyGridPageState::SetSplitterLeft( bool subProps )
 {
     wxPropertyGrid* pg = GetGrid();
     wxClientDC dc(pg);
 {
     wxPropertyGrid* pg = GetGrid();
     wxClientDC dc(pg);

-    dc.SetFont(pg->m_font);
+    dc.SetFont(pg->GetFont());

 
     int maxW = GetColumnFitWidth(dc, m_properties, 0, subProps);
 
 
     int maxW = GetColumnFitWidth(dc, m_properties, 0, subProps);
 


@@ -831,7 +887,7 @@ wxSize wxPropertyGridPageState::DoFitColumns( bool WXUNUSED(allowGridResize) )
 {
     wxPropertyGrid* pg = GetGrid();
     wxClientDC dc(pg);
 {
     wxPropertyGrid* pg = GetGrid();
     wxClientDC dc(pg);

-    dc.SetFont(pg->m_font);
+    dc.SetFont(pg->GetFont());

 
     int marginWidth = pg->m_marginWidth;
     int accWid = marginWidth;
 
     int marginWidth = pg->m_marginWidth;
     int accWid = marginWidth;


@@ -880,10 +936,6 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
 
     wxPropertyGrid* pg = GetGrid();
 
 
     wxPropertyGrid* pg = GetGrid();
 

-#ifdef __WXDEBUG__
-    const bool debug = false;
-#endif
-

     unsigned int i;
     unsigned int lastColumn = m_colWidths.size() - 1;
     int width = m_width;
     unsigned int i;
     unsigned int lastColumn = m_colWidths.size() - 1;
     int width = m_width;


@@ -891,14 +943,11 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
 
     //
     // Column to reduce, if needed. Take last one that exceeds minimum width.
 
     //
     // Column to reduce, if needed. Take last one that exceeds minimum width.

-    // Except if auto splitter centering is used, in which case use widest.

     int reduceCol = -1;
     int reduceCol = -1;

-    int highestColWidth = 0;

 
 

-#ifdef __WXDEBUG__
-    if ( debug )
-        wxLogDebug(wxT("ColumnWidthCheck (virtualWidth: %i, clientWidth: %i)"), width, clientWidth);
-#endif
+    wxLogTrace("propgrid",
+               wxS("ColumnWidthCheck (virtualWidth: %i, clientWidth: %i)"),
+               width, clientWidth);

 
     //
     // Check min sizes
 
     //
     // Check min sizes


@@ -911,18 +960,9 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
         }
         else
         {
         }
         else
         {

-            if ( pg->HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
-            {
-                if ( m_colWidths[i] >= highestColWidth )
-                {
-                    highestColWidth = m_colWidths[i];
-                    reduceCol = i;
-                }
-            }
-            else
-            {
-                reduceCol = i;
-            }
+            // Always reduce the last column that is larger than minimum size
+            // (looks nicer, even with auto-centering enabled).
+            reduceCol = i;

         }
     }
 
         }
     }
 


@@ -930,10 +970,9 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
     for ( i=0; i<m_colWidths.size(); i++ )
         colsWidth += m_colWidths[i];
 
     for ( i=0; i<m_colWidths.size(); i++ )
         colsWidth += m_colWidths[i];
 

-#ifdef __WXDEBUG__
-    if ( debug )
-        wxLogDebug(wxT("  HasVirtualWidth: %i  colsWidth: %i"),(int)pg->HasVirtualWidth(),colsWidth);
-#endif
+    wxLogTrace("propgrid",
+               wxS("  HasVirtualWidth: %i  colsWidth: %i"),
+               (int)pg->HasVirtualWidth(), colsWidth);

 
     // Then mode-based requirement
     if ( !pg->HasVirtualWidth() )
 
     // Then mode-based requirement
     if ( !pg->HasVirtualWidth() )


@@ -944,10 +983,9 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
         if ( colsWidth < width )
         {
             // Increase column
         if ( colsWidth < width )
         {
             // Increase column

-#ifdef __WXDEBUG__
-            if ( debug )
-                wxLogDebug(wxT("  Adjust last column to %i"), m_colWidths[lastColumn] + widthHigher);
-#endif
+            wxLogTrace("propgrid",
+                       wxS("  Adjust last column to %i"),
+                       m_colWidths[lastColumn] + widthHigher);

             m_colWidths[lastColumn] = m_colWidths[lastColumn] + widthHigher;
         }
         else if ( colsWidth > width )
             m_colWidths[lastColumn] = m_colWidths[lastColumn] + widthHigher;
         }
         else if ( colsWidth > width )


@@ -955,10 +993,10 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
             // Reduce column
             if ( reduceCol != -1 )
             {
             // Reduce column
             if ( reduceCol != -1 )
             {

-            #ifdef __WXDEBUG__
-                if ( debug )
-                    wxLogDebug(wxT("  Reduce column %i (by %i)"), reduceCol, -widthHigher);
-            #endif
+                wxLogTrace("propgrid",
+                           wxT("  Reduce column %i (by %i)"),
+                           reduceCol, -widthHigher);
+

                 // Reduce widest column, and recheck
                 m_colWidths[reduceCol] = m_colWidths[reduceCol] + widthHigher;
                 CheckColumnWidths();
                 // Reduce widest column, and recheck
                 m_colWidths[reduceCol] = m_colWidths[reduceCol] + widthHigher;
                 CheckColumnWidths();


@@ -980,11 +1018,10 @@ void wxPropertyGridPageState::CheckColumnWidths( int widthChange )
             pg->RecalculateVirtualSize();
     }
 
             pg->RecalculateVirtualSize();
     }
 

-#ifdef __WXDEBUG__
-    if ( debug )
-        for ( i=0; i<m_colWidths.size(); i++ )
-            wxLogDebug(wxT("col%i: %i"),i,m_colWidths[i]);
-#endif
+    for ( i=0; i<m_colWidths.size(); i++ )
+    {
+        wxLogTrace("propgrid", wxS("col%i: %i"), i, m_colWidths[i]);
+    }

 
     // Auto center splitter
     if ( !(pg->GetInternalFlags() & wxPG_FL_DONT_CENTER_SPLITTER) &&
 
     // Auto center splitter
     if ( !(pg->GetInternalFlags() & wxPG_FL_DONT_CENTER_SPLITTER) &&


@@ -1114,7 +1151,7 @@ bool wxPropertyGridPageState::DoSetPropertyValueString( wxPGProperty* p, const w
         {
             p->SetValue(variant);
             if ( m_selected==p && this==m_pPropGrid->GetState() )
         {
             p->SetValue(variant);
             if ( m_selected==p && this==m_pPropGrid->GetState() )

-                p->UpdateControl(m_pPropGrid->GetEditorControl());
+                m_pPropGrid->RefreshEditor();

         }
 
         return true;
         }
 
         return true;


@@ -1130,7 +1167,7 @@ bool wxPropertyGridPageState::DoSetPropertyValue( wxPGProperty* p, wxVariant& va
     {
         p->SetValue(value);
         if ( m_selected==p && this==m_pPropGrid->GetState() )
     {
         p->SetValue(value);
         if ( m_selected==p && this==m_pPropGrid->GetState() )

-            p->UpdateControl(m_pPropGrid->GetEditorControl());
+            m_pPropGrid->RefreshEditor();

 
         return true;
     }
 
         return true;
     }


@@ -1151,33 +1188,6 @@ bool wxPropertyGridPageState::DoSetPropertyValueWxObjectPtr( wxPGProperty* p, wx
     return false;
 }
 
     return false;
 }
 

-// -----------------------------------------------------------------------
-
-void wxPropertyGridPageState::DoSetPropertyValueUnspecified( wxPGProperty* p )
-{
-    wxCHECK_RET( p, wxT("invalid property id") );
-
-    if ( !p->IsValueUnspecified() )
-    {
-        // Value should be set first - editor class methods may need it
-        p->m_value.MakeNull();
-
-        wxASSERT( m_pPropGrid );
-
-        if ( m_pPropGrid->GetState() == this )
-        {
-            if ( m_pPropGrid->m_selected == p && m_pPropGrid->m_wndEditor )
-            {
-                p->GetEditorClass()->SetValueToUnspecified(p, m_pPropGrid->GetEditorControl());
-            }
-        }
-
-        unsigned int i;
-        for ( i = 0; i < p->GetChildCount(); i++ )
-            DoSetPropertyValueUnspecified( p->Item(i) );
-    }
-}
-

 // -----------------------------------------------------------------------
 // wxPropertyGridPageState property operations
 // -----------------------------------------------------------------------
 // -----------------------------------------------------------------------
 // wxPropertyGridPageState property operations
 // -----------------------------------------------------------------------


@@ -1401,18 +1411,17 @@ void wxPropertyGridPageState::DoSetPropertyValues( const wxVariantList& list, wx
                     if ( wxStrcmp(current->GetType(), wxS("list")) == 0 )
                     {
                         DoSetPropertyValues( current->GetList(),
                     if ( wxStrcmp(current->GetType(), wxS("list")) == 0 )
                     {
                         DoSetPropertyValues( current->GetList(),

-                                p->IsCategory()?p:((wxPGProperty*)NULL)
+                                p->IsCategory()?p:(NULL)

                             );
                     }
                     else
                     {
                             );
                     }
                     else
                     {

-                #ifdef __WXDEBUG__
-                        if ( wxStrcmp(current->GetType(), p->GetValue().GetType()) != 0)
-                        {
-                            wxLogDebug(wxT("wxPropertyGridPageState::DoSetPropertyValues Warning: Setting value of property \"%s\" from variant"),
-                                p->GetName().c_str());
-                        }
-                #endif
+                        wxASSERT_LEVEL_2_MSG(
+                            wxStrcmp(current->GetType(), p->GetValue().GetType()) == 0,
+                            wxString::Format(
+                                wxS("setting value of property \"%s\" from variant"),
+                                p->GetName().c_str())
+                        );

 
                         p->SetValue(*current);
                     }
 
                         p->SetValue(*current);
                     }


@@ -1497,9 +1506,7 @@ void wxPropertyGridPageState::DoSetPropertyValues( const wxVariantList& list, wx
         m_pPropGrid->Thaw();
 
         if ( this == m_pPropGrid->GetState() )
         m_pPropGrid->Thaw();
 
         if ( this == m_pPropGrid->GetState() )

-        {
-            m_selected->UpdateControl(m_pPropGrid->GetEditorControl());
-        }
+            m_pPropGrid->RefreshEditor();

     }
 
 }
     }
 
 }


@@ -1515,7 +1522,7 @@ bool wxPropertyGridPageState::PrepareToAddItem( wxPGProperty* property,
 
     // This will allow better behavior.
     if ( scheduledParent == m_properties )
 
     // This will allow better behavior.
     if ( scheduledParent == m_properties )

-        scheduledParent = (wxPGProperty*) NULL;
+        scheduledParent = NULL;

 
     if ( scheduledParent && !scheduledParent->IsCategory() )
     {
 
     if ( scheduledParent && !scheduledParent->IsCategory() )
     {


@@ -1550,16 +1557,18 @@ bool wxPropertyGridPageState::PrepareToAddItem( wxPGProperty* property,
         }
     }
 
         }
     }
 

-#ifdef __WXDEBUG__
+#if wxDEBUG_LEVEL

     // Warn for identical names in debug mode.
     if ( BaseGetPropertyByName(property->GetName()) &&
          (!scheduledParent || scheduledParent->IsCategory()) )
     {
     // Warn for identical names in debug mode.
     if ( BaseGetPropertyByName(property->GetName()) &&
          (!scheduledParent || scheduledParent->IsCategory()) )
     {

-        wxLogError(wxT("wxPropertyGrid: Warning - item with name \"%s\" already exists."),
-            property->GetName().c_str());
+        wxFAIL_MSG(wxString::Format(
+            "wxPropertyGrid item with name \"%s\" already exists",
+            property->GetName()));
+

         wxPGGlobalVars->m_warnings++;
     }
         wxPGGlobalVars->m_warnings++;
     }

-#endif
+#endif // wxDEBUG_LEVEL

 
     // Make sure nothing is selected.
     if ( propGrid )
 
     // Make sure nothing is selected.
     if ( propGrid )


@@ -1593,7 +1602,7 @@ wxPGProperty* wxPropertyGridPageState::DoAppend( wxPGProperty* property )
 {
     wxPropertyCategory* cur_cat = m_currentCategory;
     if ( property->IsCategory() )
 {
     wxPropertyCategory* cur_cat = m_currentCategory;
     if ( property->IsCategory() )

-        cur_cat = (wxPropertyCategory*) NULL;
+        cur_cat = NULL;

 
     return DoInsert( cur_cat, -1, property );
 }
 
     return DoInsert( cur_cat, -1, property );
 }


@@ -1616,6 +1625,9 @@ wxPGProperty* wxPropertyGridPageState::DoInsert( wxPGProperty* parent, int index
     if ( !res )
         return m_currentCategory;
 
     if ( !res )
         return m_currentCategory;
 

+    bool parentIsRoot = parent->IsRoot();
+    bool parentIsCategory = parent->IsCategory();
+

     // Note that item must be added into current mode later.
 
     // If parent is wxParentProperty, just stick it in...
     // Note that item must be added into current mode later.
 
     // If parent is wxParentProperty, just stick it in...


@@ -1628,42 +1640,34 @@ wxPGProperty* wxPropertyGridPageState::DoInsert( wxPGProperty* parent, int index
     //   1) Add to given category in given index.
     //   2) Add as last item in m_abcArray.
 
     //   1) Add to given category in given index.
     //   2) Add as last item in m_abcArray.
 

-    if ( !parent->IsCategory() && !parent->IsRoot() )
+    if ( m_properties == &m_regularArray )

     {
     {

-        // Parent is wxParentingProperty: Just stick it in...
-        parent->AddChild2( property, index );
-    }
-    else
-    {
-        // Parent is Category or Root.
+        // We are currently in Categorized mode

 
 

-        if ( m_properties == &m_regularArray )
+        // Only add non-categories to m_abcArray.
+        if ( m_abcArray && !property->IsCategory() &&
+             (parentIsCategory || parentIsRoot) )

         {
         {

-            // Categorized mode
-
-            // Only add non-categories to m_abcArray.
-            if ( m_abcArray && !property->IsCategory() )
-                m_abcArray->AddChild2( property, -1, false );
-
-            // Add to current mode.
-            parent->AddChild2( property, index );
-
+            m_abcArray->DoAddChild( property, -1, false );

         }
         }

-        else
-        {
-            // Non-categorized mode.

 
 

-            if ( parent != m_properties )
-                // Parent is category.
-                parent->AddChild2( property, index, false );
-            else
-                // Parent is root.
-                m_regularArray.AddChild2( property, -1, false );
-
-            // Add to current mode (no categories).
-            if ( !property->IsCategory() )
-                m_abcArray->AddChild2( property, index );
-        }
+        // Add to current mode.
+        parent->DoAddChild( property, index, true );
+    }
+    else
+    {
+        // We are currently in Non-categorized/Alphabetic mode
+
+        if ( parentIsCategory )
+            // Parent is category.
+            parent->DoAddChild( property, index, false );
+        else if ( parentIsRoot )
+            // Parent is root.
+            m_regularArray.DoAddChild( property, -1, false );
+
+        // Add to current mode
+        if ( !property->IsCategory() )
+            m_abcArray->DoAddChild( property, index, true );

     }
 
     // category stuff
     }
 
     // category stuff


@@ -1676,7 +1680,8 @@ wxPGProperty* wxPropertyGridPageState::DoInsert( wxPGProperty* parent, int index
     }
 
     // Only add name to hashmap if parent is root or category
     }
 
     // Only add name to hashmap if parent is root or category

-    if ( (parent->IsCategory() || parent->IsRoot()) && property->m_name.length() )
+    if ( property->m_name.length() &&
+        (parentIsCategory || parentIsRoot) )

         m_dictName[property->m_name] = (void*) property;
 
     VirtualHeightChanged();
         m_dictName[property->m_name] = (void*) property;
 
     VirtualHeightChanged();


@@ -1713,7 +1718,7 @@ void wxPropertyGridPageState::DoDelete( wxPGProperty* item, bool doDelete )
         if ( item->IsCategory() )
         {
             if ( pwc == m_currentCategory )
         if ( item->IsCategory() )
         {
             if ( pwc == m_currentCategory )

-                m_currentCategory = (wxPropertyCategory*) NULL;
+                m_currentCategory = NULL;

         }
 
         item->DeleteChildren();
         }
 
         item->DeleteChildren();


@@ -1771,7 +1776,9 @@ void wxPropertyGridPageState::DoDelete( wxPGProperty* item, bool doDelete )
         }
     }
 
         }
     }
 

-    if ( item->GetBaseName().Len() ) m_dictName.erase(item->GetBaseName());
+    if ( item->GetBaseName().length() && 
+         (parent->IsCategory() || parent->IsRoot()) )
+        m_dictName.erase(item->GetBaseName());

 
     // We can actually delete it now
     if ( doDelete )
 
     // We can actually delete it now
     if ( doDelete )