]> git.saurik.com Git - wxWidgets.git/blobdiff - src/propgrid/manager.cpp
Converted wxVariant to use wxObject's reference counting facilities. Should make...
[wxWidgets.git] / src / propgrid / manager.cpp
index 333a758b9d60bf89cb84dbaebed47821662a52c7..444902899c880c5c32ae1bfeb7e99e8c8bd07ecf 100644 (file)
@@ -4,7 +4,7 @@
 // Author:      Jaakko Salli
 // Modified by:
 // Created:     2005-01-14
-// RCS-ID:      $Id:
+// RCS-ID:      $Id$
 // Copyright:   (c) Jaakko Salli
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
@@ -41,9 +41,9 @@
 // This define is necessary to prevent macro clearing
 #define __wxPG_SOURCE_FILE__
 
-#include <wx/propgrid/propgrid.h>
+#include "wx/propgrid/propgrid.h"
 
-#include <wx/propgrid/manager.h>
+#include "wx/propgrid/manager.h"
 
 
 #define wxPG_MAN_ALTERNATE_BASE_ID          11249 // Needed for wxID_ANY madnesss
@@ -72,7 +72,7 @@
 // wxPropertyGridManager
 // -----------------------------------------------------------------------
 
-const wxChar *wxPropertyGridManagerNameStr = wxT("wxPropertyGridManager");
+const char wxPropertyGridManagerNameStr[] = "wxPropertyGridManager";
 
 
 // Categoric Mode Icon
@@ -153,8 +153,6 @@ static const char* gs_xpm_defpage[] = {
 "................"
 };
 
-#define GETPAGESTATE(page) ((wxPropertyGridPage*)m_arrPages.Item(page))->GetStatePtr()
-
 // -----------------------------------------------------------------------
 // wxPropertyGridPage
 // -----------------------------------------------------------------------
@@ -209,12 +207,18 @@ void wxPropertyGridPage::SetSplitterPosition( int splitterPos, int col )
         DoSetSplitterPosition(splitterPos, col, false);
 }
 
-void wxPropertyGridPage::DoSetSplitterPosition( int pos, int splitterColumn, bool allPages )
+void wxPropertyGridPage::DoSetSplitterPosition( int pos,
+                                                int splitterColumn,
+                                                bool allPages,
+                                                bool fromAutoCenter )
 {
     if ( allPages && m_manager->GetPageCount() )
         m_manager->SetSplitterPosition( pos, splitterColumn );
     else
-        DoSetSplitterPositionThisPage( pos, splitterColumn );
+        wxPropertyGridPageState::DoSetSplitterPosition( pos,
+                                                        splitterColumn,
+                                                        allPages,
+                                                        fromAutoCenter );
 }
 
 // -----------------------------------------------------------------------
@@ -231,7 +235,7 @@ IMPLEMENT_CLASS(wxPropertyGridManager, wxPanel)
 #define ID_ADVTOOLBAR_OFFSET        1
 #define ID_ADVHELPCAPTION_OFFSET    2
 #define ID_ADVHELPCONTENT_OFFSET    3
-#define ID_ADVBUTTON_OFFSET         4
+//#define ID_ADVBUTTON_OFFSET         4
 #define ID_ADVTBITEMSBASE_OFFSET    5   // Must be last.
 
 // -----------------------------------------------------------------------
@@ -261,7 +265,7 @@ wxPropertyGridManager::wxPropertyGridManager( wxWindow *parent,
                                               const wxPoint& pos,
                                               const wxSize& size,
                                               long style,
-                                              const wxChar* name )
+                                              const wxString& name )
     : wxPanel()
 {
     Init1();
@@ -275,8 +279,10 @@ bool wxPropertyGridManager::Create( wxWindow *parent,
                                     const wxPoint& pos,
                                     const wxSize& size,
                                     long style,
-                                    const wxChar* name )
+                                    const wxString& name )
 {
+    if ( !m_pPropGrid )
+        m_pPropGrid = CreatePropertyGrid();
 
     bool res = wxPanel::Create( parent, id, pos, size,
                                 (style&0xFFFF0000)|wxWANTS_CHARS,
@@ -294,16 +300,15 @@ bool wxPropertyGridManager::Create( wxWindow *parent,
 void wxPropertyGridManager::Init1()
 {
 
-    //m_pPropGrid = (wxPropertyGrid*) NULL;
-    m_pPropGrid = CreatePropertyGrid();
+    m_pPropGrid = NULL;
 
 #if wxUSE_TOOLBAR
-    m_pToolbar = (wxToolBar*) NULL;
+    m_pToolbar = NULL;
 #endif
-    m_pTxtHelpCaption = (wxStaticText*) NULL;
-    m_pTxtHelpContent = (wxStaticText*) NULL;
+    m_pTxtHelpCaption = NULL;
+    m_pTxtHelpContent = NULL;
 
-    m_emptyPage = (wxPropertyGridPage*) NULL;
+    m_emptyPage = NULL;
 
     m_selPage = -1;
 
@@ -360,7 +365,7 @@ void wxPropertyGridManager::Init2( int style )
     pd->m_manager = this;
     wxPropertyGridPageState* state = pd->GetStatePtr();
     state->m_pPropGrid = m_pPropGrid;
-    m_arrPages.Add( (void*)pd );
+    m_arrPages.push_back( pd );
     m_pPropGrid->m_pState = state;
 
     wxWindowID baseId = GetId();
@@ -373,7 +378,7 @@ void wxPropertyGridManager::Init2( int style )
 #ifdef __WXMAC__
    // Smaller controls on Mac
    SetWindowVariant(wxWINDOW_VARIANT_SMALL);
-#endif 
+#endif
 
     // Create propertygrid.
     m_pPropGrid->Create(this,baseId,wxPoint(0,0),csz,
@@ -422,9 +427,9 @@ wxPropertyGridManager::~wxPropertyGridManager()
     m_pPropGrid->m_pState = NULL;
 
     size_t i;
-    for ( i=0; i<m_arrPages.GetCount(); i++ )
+    for ( i=0; i<m_arrPages.size(); i++ )
     {
-        delete (wxPropertyGridPage*)m_arrPages.Item(i);
+        delete m_arrPages[i];
     }
 
     delete m_emptyPage;
@@ -464,7 +469,7 @@ bool wxPropertyGridManager::SetFont( const wxFont& font )
 
     // TODO: Need to do caption recacalculations for other pages as well.
     unsigned int i;
-    for ( i=0; i<m_arrPages.GetCount(); i++ )
+    for ( i=0; i<m_arrPages.size(); i++ )
     {
         wxPropertyGridPage* page = GetPage(i);
 
@@ -507,9 +512,30 @@ void wxPropertyGridManager::Thaw()
 
 void wxPropertyGridManager::SetWindowStyleFlag( long style )
 {
+    int oldWindowStyle = GetWindowStyleFlag();
+
     wxWindow::SetWindowStyleFlag( style );
     m_pPropGrid->SetWindowStyleFlag( (m_pPropGrid->GetWindowStyleFlag()&~(wxPG_MAN_PASS_FLAGS_MASK)) |
                                    (style&wxPG_MAN_PASS_FLAGS_MASK) );
+
+    // Need to re-position windows?
+    if ( (oldWindowStyle & (wxPG_TOOLBAR|wxPG_DESCRIPTION)) !=
+         (style & (wxPG_TOOLBAR|wxPG_DESCRIPTION)) )
+    {
+        RecreateControls();
+    }
+}
+
+// -----------------------------------------------------------------------
+
+bool wxPropertyGridManager::Reparent( wxWindowBase *newParent )
+{
+    if ( m_pPropGrid )
+        m_pPropGrid->OnTLPChanging((wxWindow*)newParent);
+
+    bool res = wxPanel::Reparent(newParent);
+
+    return res;
 }
 
 // -----------------------------------------------------------------------
@@ -544,7 +570,7 @@ bool wxPropertyGridManager::DoSelectPage( int index )
 
     if ( index >= 0 )
     {
-        nextPage = (wxPropertyGridPage*)m_arrPages.Item(index);
+        nextPage = m_arrPages[index];
 
         nextPage->OnShow();
     }
@@ -595,7 +621,7 @@ int wxPropertyGridManager::GetPageByName( const wxString& name ) const
     size_t i;
     for ( i=0; i<GetPageCount(); i++ )
     {
-        if ( ((wxPropertyGridPage*)m_arrPages.Item(i))->m_label == name )
+        if ( m_arrPages[i]->m_label == name )
             return i;
     }
     return wxNOT_FOUND;
@@ -610,7 +636,7 @@ int wxPropertyGridManager::GetPageByState( const wxPropertyGridPageState* pState
     size_t i;
     for ( i=0; i<GetPageCount(); i++ )
     {
-        if ( pState == ((wxPropertyGridPage*)m_arrPages.Item(i))->GetStatePtr() )
+        if ( pState == m_arrPages[i]->GetStatePtr() )
             return i;
     }
 
@@ -622,7 +648,7 @@ int wxPropertyGridManager::GetPageByState( const wxPropertyGridPageState* pState
 const wxString& wxPropertyGridManager::GetPageName( int index ) const
 {
     wxASSERT( index >= 0 && index < (int)GetPageCount() );
-    return ((wxPropertyGridPage*)m_arrPages.Item(index))->m_label;
+    return m_arrPages[index]->m_label;
 }
 
 // -----------------------------------------------------------------------
@@ -636,13 +662,15 @@ wxPropertyGridPageState* wxPropertyGridManager::GetPageState( int page ) const
 
     if ( page == -1 )
         return m_pState;
-    return GETPAGESTATE(page);
+    return m_arrPages[page];
 }
 
 // -----------------------------------------------------------------------
 
 void wxPropertyGridManager::Clear()
 {
+    m_pPropGrid->ClearSelection(false);
+
     m_pPropGrid->Freeze();
 
     int i;
@@ -664,7 +692,7 @@ void wxPropertyGridManager::ClearPage( int page )
 
     if ( page >= 0 && page < (int)GetPageCount() )
     {
-        wxPropertyGridPageState* state = GETPAGESTATE(page);
+        wxPropertyGridPageState* state = m_arrPages[page];
 
         if ( state == m_pPropGrid->GetState() )
             m_pPropGrid->Clear();
@@ -700,7 +728,7 @@ size_t wxPropertyGridManager::GetPageCount() const
        if ( !(m_iFlags & wxPG_MAN_FL_PAGE_INSERTED) )
                return 0;
 
-       return m_arrPages.GetCount();
+       return m_arrPages.size();
 }
 
 // -----------------------------------------------------------------------
@@ -775,7 +803,7 @@ wxPropertyGridPage* wxPropertyGridManager::InsertPage( int index,
     pageObj->m_id = m_nextTbInd;
 
     if ( isPageInserted )
-        m_arrPages.Add( (void*)pageObj );
+        m_arrPages.push_back( pageObj );
 
 #if wxUSE_TOOLBAR
     if ( m_windowStyle & wxPG_TOOLBAR )
@@ -838,7 +866,7 @@ bool wxPropertyGridManager::IsAnyModified() const
     size_t i;
     for ( i=0; i<GetPageCount(); i++ )
     {
-        if ( ((wxPropertyGridPage*)m_arrPages.Item(i))->GetStatePtr()->m_anyModified )
+        if ( m_arrPages[i]->GetStatePtr()->m_anyModified )
             return true;
     }
     return false;
@@ -848,7 +876,7 @@ bool wxPropertyGridManager::IsAnyModified() const
 
 bool wxPropertyGridManager::IsPageModified( size_t index ) const
 {
-    if ( ((wxPropertyGridPage*)m_arrPages.Item(index))->GetStatePtr()->m_anyModified )
+    if ( m_arrPages[index]->GetStatePtr()->m_anyModified )
         return true;
     return false;
 }
@@ -858,9 +886,9 @@ bool wxPropertyGridManager::IsPageModified( size_t index ) const
 wxPGProperty* wxPropertyGridManager::GetPageRoot( int index ) const
 {
     wxASSERT( index >= 0 );
-    wxASSERT( index < (int)m_arrPages.GetCount() );
+    wxASSERT( index < (int)m_arrPages.size() );
 
-    return ((wxPropertyGridPage*)m_arrPages.Item(index))->GetStatePtr()->m_properties;
+    return m_arrPages[index]->GetStatePtr()->m_properties;
 }
 
 // -----------------------------------------------------------------------
@@ -871,9 +899,9 @@ bool wxPropertyGridManager::RemovePage( int page )
                  false,
                  wxT("invalid page index") );
 
-    wxPropertyGridPage* pd = (wxPropertyGridPage*)m_arrPages.Item(page);
+    wxPropertyGridPage* pd = m_arrPages[page];
 
-    if ( m_arrPages.GetCount() == 1 )
+    if ( m_arrPages.size() == 1 )
     {
         // Last page: do not remove page entry
         m_pPropGrid->Clear();
@@ -881,6 +909,7 @@ bool wxPropertyGridManager::RemovePage( int page )
         m_iFlags &= ~wxPG_MAN_FL_PAGE_INSERTED;
         pd->m_label.clear();
     }
+
     // Change selection if current is page
     else if ( page == m_selPage )
     {
@@ -913,9 +942,9 @@ bool wxPropertyGridManager::RemovePage( int page )
     }
 #endif
 
-    if ( m_arrPages.GetCount() > 1 )
+    if ( m_arrPages.size() > 1 )
     {
-        m_arrPages.RemoveAt(page);
+        m_arrPages.erase(m_arrPages.begin() + page);
         delete pd;
     }
 
@@ -966,44 +995,33 @@ bool wxPropertyGridManager::ProcessEvent( wxEvent& event )
 
 // -----------------------------------------------------------------------
 
-void wxPropertyGridManager::RepaintSplitter( wxDC& dc, int new_splittery, int new_width,
-                                             int new_height, bool desc_too )
+void wxPropertyGridManager::RepaintDescBoxDecorations( wxDC& dc,
+                                                       int newSplitterY,
+                                                       int newWidth,
+                                                       int newHeight )
 {
-    int use_hei = new_height;
-
     // Draw background
     wxColour bgcol = GetBackgroundColour();
-    dc.SetBrush( bgcol );
-    dc.SetPen( bgcol );
-    int rect_hei = use_hei-new_splittery;
-    if ( !desc_too )
-        rect_hei = m_splitterHeight;
-    dc.DrawRectangle(0,new_splittery,new_width,rect_hei);
-    dc.SetPen ( wxSystemSettings::GetColour ( wxSYS_COLOUR_3DDKSHADOW ) );
-    int splitter_bottom = new_splittery+m_splitterHeight - 1;
-    int box_height = use_hei-splitter_bottom;
-    if ( box_height > 1 )
-        dc.DrawRectangle(0,splitter_bottom,new_width,box_height);
+    dc.SetBrush(bgcol);
+    dc.SetPen(bgcol);
+    int rectHeight = m_splitterHeight;
+    dc.DrawRectangle(0, newSplitterY, newWidth, rectHeight);
+    dc.SetPen( wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW) );
+    int splitterBottom = newSplitterY + m_splitterHeight - 1;
+    int boxHeight = newHeight - splitterBottom;
+    if ( boxHeight > 1 )
+        dc.DrawRectangle(0, splitterBottom, newWidth, boxHeight);
     else
-        dc.DrawLine(0,splitter_bottom,new_width,splitter_bottom);
+        dc.DrawLine(0, splitterBottom, newWidth, splitterBottom);
 }
 
 // -----------------------------------------------------------------------
 
-void wxPropertyGridManager::RefreshHelpBox( int new_splittery, int new_width, int new_height )
+void wxPropertyGridManager::UpdateDescriptionBox( int new_splittery, int new_width, int new_height )
 {
-    //if ( new_splittery == m_splitterY && new_width == m_width )
-    //    return;
-
     int use_hei = new_height;
     use_hei--;
 
-    //wxRendererNative::Get().DrawSplitterSash(this,dc,
-        //wxSize(width,m_splitterHeight),new_splittery,wxHORIZONTAL);
-
-    //wxRendererNative::Get().DrawSplitterBorder(this,dc,
-    //    wxRect(0,new_splittery,new_width,m_splitterHeight));
-
     // Fix help control positions.
     int cap_hei = m_pPropGrid->m_fontHeight;
     int cap_y = new_splittery+m_splitterHeight+5;
@@ -1036,8 +1054,8 @@ void wxPropertyGridManager::RefreshHelpBox( int new_splittery, int new_width, in
         }
     }
 
-    wxClientDC dc(this);
-    RepaintSplitter( dc, new_splittery, new_width, new_height, true );
+    wxRect r(0, new_splittery, new_width, new_height-new_splittery);
+    RefreshRect(r);
 
     m_splitterY = new_splittery;
 
@@ -1055,24 +1073,7 @@ void wxPropertyGridManager::RecalculatePositions( int width, int height )
 #if wxUSE_TOOLBAR
     if ( m_pToolbar )
     {
-        int tbHeight;
-
-    #if ( wxMINOR_VERSION < 6 || (wxMINOR_VERSION == 6 && wxRELEASE_NUMBER < 2) )
-        tbHeight = -1;
-    #else
-        // In wxWidgets 2.6.2+, Toolbar default height may be broken
-        #if defined(__WXMSW__)
-            tbHeight = 24;
-        #elif defined(__WXGTK__)
-            tbHeight = -1; // 22;
-        #elif defined(__WXMAC__)
-            tbHeight = 22;
-        #else
-            tbHeight = 22;
-        #endif
-    #endif
-
-        m_pToolbar->SetSize(0,0,width,tbHeight);
+        m_pToolbar->SetSize(0, 0, width, -1);
         propgridY += m_pToolbar->GetSize().y;
     }
 #endif
@@ -1106,12 +1107,14 @@ void wxPropertyGridManager::RecalculatePositions( int width, int height )
 
         propgridBottomY = new_splittery;
 
-        RefreshHelpBox( new_splittery, width, height );
+        UpdateDescriptionBox( new_splittery, width, height );
     }
 
     if ( m_iFlags & wxPG_FL_INITIALIZED )
     {
         int pgh = propgridBottomY - propgridY;
+        if ( pgh < 0 )
+            pgh = 0;
         m_pPropGrid->SetSize( 0, propgridY, width, pgh );
 
         m_extraHeight = height - pgh;
@@ -1127,9 +1130,12 @@ void wxPropertyGridManager::SetDescBoxHeight( int ht, bool refresh )
 {
     if ( m_windowStyle & wxPG_DESCRIPTION )
     {
-        m_nextDescBoxSize = ht;
-        if ( refresh )
-            RecalculatePositions(m_width, m_height);
+        if ( ht != GetDescBoxHeight() )
+        {
+            m_nextDescBoxSize = ht;
+            if ( refresh )
+                RecalculatePositions(m_width, m_height);
+        }
     }
 }
 
@@ -1137,7 +1143,7 @@ void wxPropertyGridManager::SetDescBoxHeight( int ht, bool refresh )
 
 int wxPropertyGridManager::GetDescBoxHeight() const
 {
-    return GetClientSize().y - m_splitterY;
+    return GetClientSize().y - m_splitterY - m_splitterHeight;
 }
 
 // -----------------------------------------------------------------------
@@ -1149,11 +1155,9 @@ void wxPropertyGridManager::OnPaint( wxPaintEvent& WXUNUSED(event) )
     // Update everything inside the box
     wxRect r = GetUpdateRegion().GetBox();
 
-    // Repaint splitter?
-    int r_bottom = r.y + r.height;
-    int splitter_bottom = m_splitterY + m_splitterHeight;
-    if ( r.y < splitter_bottom && r_bottom >= m_splitterY )
-        RepaintSplitter( dc, m_splitterY, m_width, m_height, false );
+    // Repaint splitter and any other description box decorations
+    if ( (r.y + r.height) >= m_splitterY )
+        RepaintDescBoxDecorations( dc, m_splitterY, m_width, m_height );
 }
 
 // -----------------------------------------------------------------------
@@ -1197,6 +1201,7 @@ void wxPropertyGridManager::RecreateControls()
                                        wxDefaultPosition,wxDefaultSize,
                                        ((GetExtraStyle()&wxPG_EX_NO_FLAT_TOOLBAR)?0:wxTB_FLAT)
                                         /*| wxTB_HORIZONTAL | wxNO_BORDER*/ );
+            m_pToolbar->SetToolBitmapSize(wxSize(16, 15));
 
         #if defined(__WXMSW__)
             // Eliminate toolbar flicker on XP
@@ -1255,7 +1260,7 @@ void wxPropertyGridManager::RecreateControls()
         // No toolbar.
         if ( m_pToolbar )
             m_pToolbar->Destroy();
-        m_pToolbar = (wxToolBar*) NULL;
+        m_pToolbar = NULL;
     }
 #endif
 
@@ -1266,16 +1271,27 @@ void wxPropertyGridManager::RecreateControls()
 
         if ( !m_pTxtHelpCaption )
         {
-            m_pTxtHelpCaption = new wxStaticText (this,baseId+ID_ADVHELPCAPTION_OFFSET,wxEmptyString);
+            m_pTxtHelpCaption = new wxStaticText(this,
+                                                 baseId+ID_ADVHELPCAPTION_OFFSET,
+                                                 wxT(""),
+                                                 wxDefaultPosition,
+                                                 wxDefaultSize,
+                                                 wxALIGN_LEFT|wxST_NO_AUTORESIZE);
             m_pTxtHelpCaption->SetFont( m_pPropGrid->m_captionFont );
-            m_pTxtHelpCaption->SetCursor ( *wxSTANDARD_CURSOR );
+            m_pTxtHelpCaption->SetCursor( *wxSTANDARD_CURSOR );
         }
         if ( !m_pTxtHelpContent )
         {
-            m_pTxtHelpContent = new wxStaticText (this,baseId+ID_ADVHELPCONTENT_OFFSET,
-                wxEmptyString,wxDefaultPosition,wxDefaultSize,wxALIGN_LEFT|wxST_NO_AUTORESIZE);
-            m_pTxtHelpContent->SetCursor ( *wxSTANDARD_CURSOR );
+            m_pTxtHelpContent = new wxStaticText(this,
+                                                 baseId+ID_ADVHELPCONTENT_OFFSET,
+                                                 wxT(""),
+                                                 wxDefaultPosition,
+                                                 wxDefaultSize,
+                                                 wxALIGN_LEFT|wxST_NO_AUTORESIZE);
+            m_pTxtHelpContent->SetCursor( *wxSTANDARD_CURSOR );
         }
+
+        SetDescribedProperty(GetSelection());
     }
     else
     {
@@ -1285,12 +1301,12 @@ void wxPropertyGridManager::RecreateControls()
         if ( m_pTxtHelpCaption )
             m_pTxtHelpCaption->Destroy();
 
-        m_pTxtHelpCaption = (wxStaticText*) NULL;
+        m_pTxtHelpCaption = NULL;
 
         if ( m_pTxtHelpContent )
             m_pTxtHelpContent->Destroy();
 
-        m_pTxtHelpContent = (wxStaticText*) NULL;
+        m_pTxtHelpContent = NULL;
     }
 
     int width, height;
@@ -1310,7 +1326,7 @@ wxPGProperty* wxPropertyGridManager::DoGetPropertyByName( const wxString& name )
     size_t i;
     for ( i=0; i<GetPageCount(); i++ )
     {
-        wxPropertyGridPageState* pState = ((wxPropertyGridPage*)m_arrPages.Item(i))->GetStatePtr();
+        wxPropertyGridPageState* pState = m_arrPages[i]->GetStatePtr();
         wxPGProperty* p = pState->BaseGetPropertyByName(name);
         if ( p )
         {
@@ -1350,13 +1366,25 @@ void wxPropertyGridManager::OnToolbarClick( wxCommandEvent &event )
         {
             // Categorized mode.
             if ( m_pPropGrid->m_windowStyle & wxPG_HIDE_CATEGORIES )
+            {
+                if ( !m_pPropGrid->HasInternalFlag(wxPG_FL_CATMODE_AUTO_SORT) )
+                    m_pPropGrid->m_windowStyle &= ~wxPG_AUTO_SORT;
                 m_pPropGrid->EnableCategories( true );
+            }
         }
         else if ( id == ( baseId + ID_ADVTBITEMSBASE_OFFSET + 1 ) )
         {
             // Alphabetic mode.
             if ( !(m_pPropGrid->m_windowStyle & wxPG_HIDE_CATEGORIES) )
+            {
+                if ( m_pPropGrid->HasFlag(wxPG_AUTO_SORT) )
+                    m_pPropGrid->SetInternalFlag(wxPG_FL_CATMODE_AUTO_SORT);
+                else
+                    m_pPropGrid->ClearInternalFlag(wxPG_FL_CATMODE_AUTO_SORT);
+
+                m_pPropGrid->m_windowStyle |= wxPG_AUTO_SORT;
                 m_pPropGrid->EnableCategories( false );
+            }
         }
         else
         {
@@ -1369,7 +1397,7 @@ void wxPropertyGridManager::OnToolbarClick( wxCommandEvent &event )
             // Find page with given id.
             for ( i=0; i<GetPageCount(); i++ )
             {
-                pdc = (wxPropertyGridPage*)m_arrPages.Item(i);
+                pdc = m_arrPages[i];
                 if ( pdc->m_id == id )
                 {
                     index = i;
@@ -1383,7 +1411,7 @@ void wxPropertyGridManager::OnToolbarClick( wxCommandEvent &event )
             {
 
                 // Event dispatching must be last.
-                m_pPropGrid->SendEvent(  wxEVT_PG_PAGE_CHANGED, (wxPGProperty*) NULL );
+                m_pPropGrid->SendEvent(  wxEVT_PG_PAGE_CHANGED, NULL );
 
             }
             else
@@ -1397,6 +1425,29 @@ void wxPropertyGridManager::OnToolbarClick( wxCommandEvent &event )
 
 // -----------------------------------------------------------------------
 
+bool wxPropertyGridManager::SetEditableStateItem( const wxString& name, wxVariant value )
+{
+    if ( name == wxS("descboxheight") )
+    {
+        SetDescBoxHeight(value.GetLong(), true);
+        return true;
+    }
+    return false;
+}
+
+// -----------------------------------------------------------------------
+
+wxVariant wxPropertyGridManager::GetEditableStateItem( const wxString& name ) const
+{
+    if ( name == wxS("descboxheight") )
+    {
+        return (long) GetDescBoxHeight();
+    }
+    return wxNullVariant;
+}
+
+// -----------------------------------------------------------------------
+
 void wxPropertyGridManager::SetDescription( const wxString& label, const wxString& content )
 {
     if ( m_pTxtHelpCaption )
@@ -1410,8 +1461,7 @@ void wxPropertyGridManager::SetDescription( const wxString& label, const wxStrin
         m_pTxtHelpCaption->SetSize(-1,osz1.y);
         m_pTxtHelpContent->SetSize(-1,osz2.y);
 
-        if ( (m_iFlags & wxPG_FL_DESC_REFRESH_REQUIRED) || (osz2.x<(m_width-10)) )
-            RefreshHelpBox( m_splitterY, m_width, m_height );
+        UpdateDescriptionBox( m_splitterY, m_width, m_height );
     }
 }
 
@@ -1427,8 +1477,7 @@ void wxPropertyGridManager::SetDescribedProperty( wxPGProperty* p )
         }
         else
         {
-            m_pTxtHelpCaption->SetLabel(wxEmptyString);
-            m_pTxtHelpContent->SetLabel(wxEmptyString);
+            SetDescription( wxEmptyString, wxEmptyString );
         }
     }
 }
@@ -1444,14 +1493,14 @@ void wxPropertyGridManager::SetSplitterLeft( bool subProps, bool allPages )
     else
     {
         wxClientDC dc(this);
-        dc.SetFont(m_pPropGrid->m_font);
+        dc.SetFont(m_pPropGrid->GetFont());
 
         int highest = 0;
         unsigned int i;
 
         for ( i=0; i<GetPageCount(); i++ )
         {
-            int maxW = m_pState->GetColumnFitWidth(dc, GETPAGESTATE(i)->m_properties, 0, subProps );
+            int maxW = m_pState->GetColumnFitWidth(dc, m_arrPages[i]->m_properties, 0, subProps );
             maxW += m_pPropGrid->m_marginWidth;
             if ( maxW > highest )
                 highest = maxW;
@@ -1529,7 +1578,7 @@ void wxPropertyGridManager::OnMouseMove( wxMouseEvent &event )
                 m_splitterY = sy;
 
                 m_pPropGrid->SetSize( m_width, m_splitterY - m_pPropGrid->GetPosition().y );
-                RefreshHelpBox( m_splitterY, m_width, m_height );
+                UpdateDescriptionBox( m_splitterY, m_width, m_height );
 
                 m_extraHeight -= change;
                 InvalidateBestSize();
@@ -1624,7 +1673,7 @@ void wxPropertyGridManager::SetSplitterPosition( int pos, int splitterColumn )
     for ( i=0; i<GetPageCount(); i++ )
     {
         wxPropertyGridPage* page = GetPage(i);
-        page->DoSetSplitterPositionThisPage( pos, splitterColumn );
+        page->DoSetSplitterPosition( pos, splitterColumn, false );
     }
 
     m_pPropGrid->SetInternalFlag(wxPG_FL_SPLITTER_PRE_SET);