Allow passing multi-line strings to wxDC::DrawText(), even under MSW.

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

diff --git a/src/propgrid/propgrid.cpp b/src/propgrid/propgrid.cpp
index 0fb5a5bf9205f39374bce85343182e1acc8d6b06..5d3fc0692528425ab766ddd9bd9ffe6b04e71d84 100644 (file)
--- a/src/propgrid/propgrid.cpp
+++ b/src/propgrid/propgrid.cpp
@@ -6,7 +6,7 @@
 // Created:     2004-09-25
 // RCS-ID:      $Id$
 // Copyright:   (c) Jaakko Salli
 // Created:     2004-09-25
 // RCS-ID:      $Id$
 // Copyright:   (c) Jaakko Salli

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx/wx.h".
 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx/wx.h".


@@ -63,6 +63,7 @@
 
 #include "wx/timer.h"
 #include "wx/dcbuffer.h"
 
 #include "wx/timer.h"
 #include "wx/dcbuffer.h"

+#include "wx/scopeguard.h"

 
 // Two pics for the expand / collapse buttons.
 // Files are not supplied with this project (since it is
 
 // Two pics for the expand / collapse buttons.
 // Files are not supplied with this project (since it is


@@ -147,7 +148,7 @@ class wxPGGlobalVarsClassManager : public wxModule
 public:
     wxPGGlobalVarsClassManager() {}
     virtual bool OnInit() { wxPGGlobalVars = new wxPGGlobalVarsClass(); return true; }
 public:
     wxPGGlobalVarsClassManager() {}
     virtual bool OnInit() { wxPGGlobalVars = new wxPGGlobalVarsClass(); return true; }

-    virtual void OnExit() { delete wxPGGlobalVars; wxPGGlobalVars = NULL; }
+    virtual void OnExit() { wxDELETE(wxPGGlobalVars); }

 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxPGGlobalVarsClassManager, wxModule)
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxPGGlobalVarsClassManager, wxModule)


@@ -200,7 +201,10 @@ wxPGGlobalVarsClass::wxPGGlobalVarsClass()
     m_strMin = wxS("Min");
     m_strMax = wxS("Max");
     m_strUnits = wxS("Units");
     m_strMin = wxS("Min");
     m_strMax = wxS("Max");
     m_strUnits = wxS("Units");

+    m_strHint = wxS("Hint");
+#if wxPG_COMPATIBILITY_1_4

     m_strInlineHelp = wxS("InlineHelp");
     m_strInlineHelp = wxS("InlineHelp");

+#endif

 
     m_warnings = 0;
 }
 
     m_warnings = 0;
 }


@@ -325,6 +329,7 @@ void wxPropertyGrid::Init1()
     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
         wxPropertyGrid::RegisterDefaultEditors();
 
     if ( wxPGGlobalVars->m_mapEditorClasses.empty() )
         wxPropertyGrid::RegisterDefaultEditors();
 

+    m_validatingEditor = 0;

     m_iFlags = 0;
     m_pState = NULL;
     m_wndEditor = m_wndEditor2 = NULL;
     m_iFlags = 0;
     m_pState = NULL;
     m_wndEditor = m_wndEditor2 = NULL;


@@ -337,14 +342,18 @@ void wxPropertyGrid::Init1()
     m_curFocused = NULL;
     m_processedEvent = NULL;
     m_sortFunction = NULL;
     m_curFocused = NULL;
     m_processedEvent = NULL;
     m_sortFunction = NULL;

-    m_inDoPropertyChanged = 0;
-    m_inCommitChangesFromEditor = 0;
-    m_inDoSelectProperty = 0;
+    m_inDoPropertyChanged = false;
+    m_inCommitChangesFromEditor = false;
+    m_inDoSelectProperty = false;
+    m_inOnValidationFailure = false;

     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
     m_dragStatus = 0;
     m_mouseSide = 16;
     m_editorFocused = 0;
 
     m_permanentValidationFailureBehavior = wxPG_VFB_DEFAULT;
     m_dragStatus = 0;
     m_mouseSide = 16;
     m_editorFocused = 0;
 

+    // Set up default unspecified value 'colour'
+    m_unspecifiedAppearance.SetFgCol(*wxLIGHT_GREY);
+

     // Set default keys
     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );
     // Set default keys
     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_RIGHT );
     AddActionTrigger( wxPG_ACTION_NEXT_PROPERTY, WXK_DOWN );


@@ -441,9 +450,9 @@ void wxPropertyGrid::Init2()
 
     CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 
 
     CalculateFontAndBitmapStuff( wxPG_DEFAULT_VSPACING );
 

-    // Allocate cell datas indirectly by calling setter
-    m_propertyDefaultCell.SetBgCol(*wxBLACK);
-    m_categoryDefaultCell.SetBgCol(*wxBLACK);
+    // Allocate cell datas
+    m_propertyDefaultCell.SetEmptyData();
+    m_categoryDefaultCell.SetEmptyData();

 
     RegainColours();
 
 
     RegainColours();
 


@@ -779,9 +788,12 @@ bool wxPropertyGrid::AddToSelectionFromInputEvent( wxPGProperty* prop,
                                                    wxMouseEvent* mouseEvent,
                                                    int selFlags )
 {
                                                    wxMouseEvent* mouseEvent,
                                                    int selFlags )
 {

+    const wxArrayPGProperty& selection = GetSelectedProperties();

     bool alreadySelected = m_pState->DoIsPropertySelected(prop);
     bool res = true;
     bool alreadySelected = m_pState->DoIsPropertySelected(prop);
     bool res = true;

-    bool addToExistingSelection;
+
+    // Set to 2 if also add all items in between
+    int addToExistingSelection = 0;

 
     if ( GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION )
     {
 
     if ( GetExtraStyle() & wxPG_EX_MULTIPLE_SELECTION )
     {


@@ -799,21 +811,24 @@ bool wxPropertyGrid::AddToSelectionFromInputEvent( wxPGProperty* prop,
             }
             else
             {
             }
             else
             {

-                addToExistingSelection = mouseEvent->ShiftDown();
+                if ( mouseEvent->ControlDown() )
+                {
+                    addToExistingSelection = 1;
+                }
+                else if ( mouseEvent->ShiftDown() )
+                {
+                    if ( selection.size() > 0 && !prop->IsCategory() )
+                        addToExistingSelection = 2;
+                    else
+                        addToExistingSelection = 1;
+                }

             }
         }
             }
         }

-        else
-        {
-            addToExistingSelection = false;
-        }
-    }
-    else
-    {
-        addToExistingSelection = false;

     }
 
     }
 

-    if ( addToExistingSelection )
+    if ( addToExistingSelection == 1 )

     {
     {

+        // Add/remove one

         if ( !alreadySelected )
         {
             res = DoAddToSelection(prop, selFlags);
         if ( !alreadySelected )
         {
             res = DoAddToSelection(prop, selFlags);


@@ -823,6 +838,59 @@ bool wxPropertyGrid::AddToSelectionFromInputEvent( wxPGProperty* prop,
             res = DoRemoveFromSelection(prop, selFlags);
         }
     }
             res = DoRemoveFromSelection(prop, selFlags);
         }
     }

+    else if ( addToExistingSelection == 2 )
+    {
+        // Add this, and all in between
+
+        // Find top selected property
+        wxPGProperty* topSelProp = selection[0];
+        int topSelPropY = topSelProp->GetY();
+        for ( unsigned int i=1; i<selection.size(); i++ )
+        {
+            wxPGProperty* p = selection[i];
+            int y = p->GetY();
+            if ( y < topSelPropY )
+            {
+                topSelProp = p;
+                topSelPropY = y;
+            }
+        }
+
+        wxPGProperty* startFrom;
+        wxPGProperty* stopAt;
+
+        if ( prop->GetY() <= topSelPropY )
+        {
+            // Property is above selection (or same)
+            startFrom = prop;
+            stopAt = topSelProp;
+        }
+        else
+        {
+            // Property is below selection
+            startFrom = topSelProp;
+            stopAt = prop;
+        }
+
+        // Iterate through properties in-between, and select them
+        wxPropertyGridIterator it;
+
+        for ( it = GetIterator(wxPG_ITERATE_VISIBLE, startFrom);
+              !it.AtEnd();
+              it++ )
+        {
+            wxPGProperty* p = *it;
+
+            if ( !p->IsCategory() &&
+                 !m_pState->DoIsPropertySelected(p) )
+            {
+                DoAddToSelection(p, selFlags);
+            }
+
+            if ( p == stopAt )
+                break;
+        }
+    }

     else
     {
         res = DoSelectAndEdit(prop, colIndex, selFlags);
     else
     {
         res = DoSelectAndEdit(prop, colIndex, selFlags);


@@ -962,7 +1030,7 @@ void wxPropertyGrid::OnLabelEditorKeyPress( wxKeyEvent& event )
     }
     else
     {
     }
     else
     {

-        event.Skip();
+        HandleKeyEvent(event, true);

     }
 }
 
     }
 }
 


@@ -1006,11 +1074,17 @@ void wxPropertyGrid::DoEndLabelEdit( bool commit, int selFlags )
     }
 
     m_selColumn = 1;
     }
 
     m_selColumn = 1;

+    int wasFocused = m_iFlags & wxPG_FL_FOCUSED;

 
     DestroyEditorWnd(m_labelEditor);
 
     DestroyEditorWnd(m_labelEditor);

+

     m_labelEditor = NULL;
     m_labelEditorProperty = NULL;
 
     m_labelEditor = NULL;
     m_labelEditorProperty = NULL;
 

+    // Fix focus (needed at least on wxGTK)
+    if ( wasFocused )
+        SetFocusOnCanvas();
+

     DrawItem(prop);
 }
 
     DrawItem(prop);
 }
 


@@ -1051,8 +1125,7 @@ void wxPropertyGrid::SetExtraStyle( long exStyle )
         else
         {
         #if wxPG_DOUBLE_BUFFER
         else
         {
         #if wxPG_DOUBLE_BUFFER

-            delete m_doubleBuffer;
-            m_doubleBuffer = NULL;
+            wxDELETE(m_doubleBuffer);

         #endif
         }
     }
         #endif
         }
     }


@@ -1325,6 +1398,8 @@ void wxPropertyGrid::RegainColours()
         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
         m_colPropBack = bgCol;
         m_propertyDefaultCell.GetData()->SetBgCol(bgCol);
         wxColour bgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
         m_colPropBack = bgCol;
         m_propertyDefaultCell.GetData()->SetBgCol(bgCol);

+        if ( !m_unspecifiedAppearance.GetBgCol().IsOk() )
+            m_unspecifiedAppearance.SetBgCol(bgCol);

     }
 
     if ( !(m_coloursCustomized & 0x0010) )
     }
 
     if ( !(m_coloursCustomized & 0x0010) )


@@ -1332,6 +1407,8 @@ void wxPropertyGrid::RegainColours()
         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
         m_colPropFore = fgCol;
         m_propertyDefaultCell.GetData()->SetFgCol(fgCol);
         wxColour fgCol = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
         m_colPropFore = fgCol;
         m_propertyDefaultCell.GetData()->SetFgCol(fgCol);

+        if ( !m_unspecifiedAppearance.GetFgCol().IsOk() )
+            m_unspecifiedAppearance.SetFgCol(fgCol);

     }
 
     if ( !(m_coloursCustomized & 0x0020) )
     }
 
     if ( !(m_coloursCustomized & 0x0020) )


@@ -1403,6 +1480,7 @@ void wxPropertyGrid::SetCellBackgroundColour( const wxColour& col )
     m_coloursCustomized |= 0x08;
 
     m_propertyDefaultCell.GetData()->SetBgCol(col);
     m_coloursCustomized |= 0x08;
 
     m_propertyDefaultCell.GetData()->SetBgCol(col);

+    m_unspecifiedAppearance.SetBgCol(col);

 
     Refresh();
 }
 
     Refresh();
 }


@@ -1415,6 +1493,7 @@ void wxPropertyGrid::SetCellTextColour( const wxColour& col )
     m_coloursCustomized |= 0x10;
 
     m_propertyDefaultCell.GetData()->SetFgCol(col);
     m_coloursCustomized |= 0x10;
 
     m_propertyDefaultCell.GetData()->SetFgCol(col);

+    m_unspecifiedAppearance.SetFgCol(col);

 
     Refresh();
 }
 
     Refresh();
 }


@@ -1493,6 +1572,9 @@ void wxPropertyGrid::PrepareAfterItemsAdded()
         Sort(wxPG_SORT_TOP_LEVEL_ONLY);
 
     RecalculateVirtualSize();
         Sort(wxPG_SORT_TOP_LEVEL_ONLY);
 
     RecalculateVirtualSize();

+
+    // Fix editor position
+    CorrectEditorWidgetPosY();

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


@@ -1554,8 +1636,8 @@ bool wxPropertyGrid::EnsureVisible( wxPGPropArg id )
 // Control font changer helper.
 void wxPropertyGrid::SetCurControlBoldFont()
 {
 // Control font changer helper.
 void wxPropertyGrid::SetCurControlBoldFont()
 {

-    wxASSERT( m_wndEditor );
-    m_wndEditor->SetFont( m_captionFont );
+    wxWindow* editor = GetEditorControl();
+    editor->SetFont( m_captionFont );

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


@@ -2052,6 +2134,7 @@ int wxPropertyGrid::DoDrawItems( wxDC& dc,
 
     const wxPGProperty* firstSelected = GetSelection();
     const wxPropertyGridPageState* state = m_pState;
 
     const wxPGProperty* firstSelected = GetSelection();
     const wxPropertyGridPageState* state = m_pState;

+    const wxArrayInt& colWidths = state->m_colWidths;

 
 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
     bool wasSelectedPainted = false;
 
 #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
     bool wasSelectedPainted = false;


@@ -2151,9 +2234,9 @@ int wxPropertyGrid::DoDrawItems( wxDC& dc,
         unsigned int si;
         int sx = x;
 
         unsigned int si;
         int sx = x;
 

-        for ( si=0; si<state->m_colWidths.size(); si++ )
+        for ( si=0; si<colWidths.size(); si++ )

         {
         {

-            sx += state->m_colWidths[si];
+            sx += colWidths[si];

             dc.DrawLine( sx, y, sx, y2 );
         }
 
             dc.DrawLine( sx, y, sx, y2 );
         }
 


@@ -2249,12 +2332,16 @@ int wxPropertyGrid::DoDrawItems( wxDC& dc,
                         m_marginWidth,
                         lh );
 
                         m_marginWidth,
                         lh );
 

-        if ( p->IsCategory() )
+        // Default cell rect fill the entire row
+        wxRect cellRect(greyDepthX, y,
+                        gridWidth - greyDepth + 2, rowHeight-1 );
+
+        bool isCategory = p->IsCategory();
+
+        if ( isCategory )

         {
         {

-            // Captions have their cell areas merged as one

             dc.SetFont(m_captionFont);
             fontChanged = true;
             dc.SetFont(m_captionFont);
             fontChanged = true;

-            wxRect cellRect(greyDepthX, y, gridWidth - greyDepth + 2, rowHeight-1 );

 
             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
             {
 
             if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
             {


@@ -2266,13 +2353,6 @@ int wxPropertyGrid::DoDrawItems( wxDC& dc,
             {
                 dc.SetTextForeground(rowFgCol);
             }
             {
                 dc.SetTextForeground(rowFgCol);
             }

-
-            wxPGCellRenderer* renderer = p->GetCellRenderer(0);
-            renderer->Render( dc, cellRect, this, p, 0, -1, renderFlags );
-
-            // Tree Item Button
-            if ( !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
-                DrawExpanderButton( dc, butRect, p );

         }
         else
         {
         }
         else
         {


@@ -2280,111 +2360,147 @@ int wxPropertyGrid::DoDrawItems( wxDC& dc,
             if ( butRect.x > 0 )
                 butRect.x += IN_CELL_EXPANDER_BUTTON_X_ADJUST;
 
             if ( butRect.x > 0 )
                 butRect.x += IN_CELL_EXPANDER_BUTTON_X_ADJUST;
 

-            if ( p->m_flags & wxPG_PROP_MODIFIED && (windowStyle & wxPG_BOLD_MODIFIED) )
+            if ( p->m_flags & wxPG_PROP_MODIFIED &&
+                 (windowStyle & wxPG_BOLD_MODIFIED) )

             {
                 dc.SetFont(m_captionFont);
                 fontChanged = true;
             }
 
             {
                 dc.SetFont(m_captionFont);
                 fontChanged = true;
             }
 

-            unsigned int ci;
-            int cellX = x + 1;
-            int nextCellWidth = state->m_colWidths[0] -
-                                (greyDepthX - m_marginWidth);
-            wxRect cellRect(greyDepthX+1, y, 0, rowHeight-1);
-            int textXAdd = textMarginHere - greyDepthX;
+            // Magic fine-tuning for non-category rows
+            cellRect.x += 1;
+        }
+
+        int firstCellWidth = colWidths[0] - (greyDepthX - m_marginWidth);
+        int firstCellX = cellRect.x;
+
+        // Calculate cellRect.x for the last cell
+        unsigned int ci = 0;
+        int cellX = x + 1;
+        for ( ci=0; ci<colWidths.size(); ci++ )
+            cellX += colWidths[ci];
+        cellRect.x = cellX;
+
+        // Draw cells from back to front so that we can easily tell if the
+        // cell on the right was empty from text
+        bool prevFilled = true;
+        ci = colWidths.size();
+        do
+        {
+            ci--;
+
+            int textXAdd = 0;
+
+            if ( ci == 0 )
+            {
+                textXAdd = textMarginHere - greyDepthX;
+                cellRect.width = firstCellWidth;
+                cellRect.x = firstCellX;
+            }
+            else
+            {
+                int colWidth = colWidths[ci];
+                cellRect.width = colWidth;
+                cellRect.x -= colWidth;
+            }

 
 

-            for ( ci=0; ci<state->m_colWidths.size(); ci++ )
+            // Merge with column to the right?
+            if ( !prevFilled && isCategory )

             {
             {

-                cellRect.width = nextCellWidth - 1;
+                cellRect.width += colWidths[ci+1];
+            }
+
+            if ( !isCategory )
+                cellRect.width -= 1;

 
 

-                wxWindow* cellEditor = NULL;
-                int cellRenderFlags = renderFlags;
+            wxWindow* cellEditor = NULL;
+            int cellRenderFlags = renderFlags;

 
 

-                // Tree Item Button (must be drawn before clipping is set up)
-                if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
-                    DrawExpanderButton( dc, butRect, p );
+            // Tree Item Button (must be drawn before clipping is set up)
+            if ( ci == 0 && !HasFlag(wxPG_HIDE_MARGIN) && p->HasVisibleChildren() )
+                DrawExpanderButton( dc, butRect, p );

 
 

-                // Background
-                if ( isSelected && (ci == 1 || ci == m_selColumn) )
+            // Background
+            if ( isSelected && (ci == 1 || ci == m_selColumn) )
+            {
+                if ( p == firstSelected )

                 {
                 {

-                    if ( p == firstSelected )
-                    {
-                        if ( ci == 1 && m_wndEditor )
-                            cellEditor = m_wndEditor;
-                        else if ( ci == m_selColumn && m_labelEditor )
-                            cellEditor = m_labelEditor;
-                    }
+                    if ( ci == 1 && m_wndEditor )
+                        cellEditor = m_wndEditor;
+                    else if ( ci == m_selColumn && m_labelEditor )
+                        cellEditor = m_labelEditor;
+                }

 
 

-                    if ( cellEditor )
-                    {
-                        wxColour editorBgCol =
-                            cellEditor->GetBackgroundColour();
-                        dc.SetBrush(editorBgCol);
-                        dc.SetPen(editorBgCol);
+                if ( cellEditor )
+                {
+                    wxColour editorBgCol =
+                        cellEditor->GetBackgroundColour();
+                    dc.SetBrush(editorBgCol);
+                    dc.SetPen(editorBgCol);
+                    dc.SetTextForeground(m_colPropFore);
+                    dc.DrawRectangle(cellRect);
+
+                    if ( m_dragStatus != 0 ||
+                         (m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
+                        cellEditor = NULL;
+                }
+                else
+                {
+                    dc.SetBrush(m_colPropBack);
+                    dc.SetPen(m_colPropBack);
+                    if ( p->IsEnabled() )

                         dc.SetTextForeground(m_colPropFore);
                         dc.SetTextForeground(m_colPropFore);

-                        dc.DrawRectangle(cellRect);
-
-                        if ( m_dragStatus != 0 ||
-                             (m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE) )
-                            cellEditor = NULL;
-                    }

                     else
                     else

-                    {
-                        dc.SetBrush(m_colPropBack);
-                        dc.SetPen(m_colPropBack);

                         dc.SetTextForeground(m_colDisPropFore);
                         dc.SetTextForeground(m_colDisPropFore);

-                        if ( p->IsEnabled() )
-                            dc.SetTextForeground(rowFgCol);
-                        else
-                            dc.SetTextForeground(m_colDisPropFore);
-                    }

                 }
                 }

-                else
+            }
+            else
+            {
+                if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )

                 {
                 {

-                    if ( renderFlags & wxPGCellRenderer::DontUseCellBgCol )
-                    {
-                        dc.SetBrush(rowBgBrush);
-                        dc.SetPen(rowBgCol);
-                    }
+                    dc.SetBrush(rowBgBrush);
+                    dc.SetPen(rowBgCol);
+                }

 
 

-                    if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
-                    {
-                        dc.SetTextForeground(rowFgCol);
-                    }
+                if ( renderFlags & wxPGCellRenderer::DontUseCellFgCol )
+                {
+                    dc.SetTextForeground(rowFgCol);

                 }
                 }

+            }

 
 

-                dc.SetClippingRegion(cellRect);
+            dc.SetClippingRegion(cellRect);

 
 

-                cellRect.x += textXAdd;
-                cellRect.width -= textXAdd;
+            cellRect.x += textXAdd;
+            cellRect.width -= textXAdd;

 
 

-                // Foreground
-                if ( !cellEditor )
+            // Foreground
+            if ( !cellEditor )
+            {
+                wxPGCellRenderer* renderer;
+                int cmnVal = p->GetCommonValue();
+                if ( cmnVal == -1 || ci != 1 )

                 {
                 {

-                    wxPGCellRenderer* renderer;
-                    int cmnVal = p->GetCommonValue();
-                    if ( cmnVal == -1 || ci != 1 )
-                    {
-                        renderer = p->GetCellRenderer(ci);
-                        renderer->Render( dc, cellRect, this, p, ci, -1,
-                                          cellRenderFlags );
-                    }
-                    else
-                    {
-                        renderer = GetCommonValue(cmnVal)->GetRenderer();
-                        renderer->Render( dc, cellRect, this, p, ci, -1,
-                                          cellRenderFlags );
-                    }
+                    renderer = p->GetCellRenderer(ci);
+                    prevFilled = renderer->Render(dc, cellRect, this,
+                                                  p, ci, -1,
+                                                  cellRenderFlags );

                 }
                 }

-
-                cellX += state->m_colWidths[ci];
-                if ( ci < (state->m_colWidths.size()-1) )
-                    nextCellWidth = state->m_colWidths[ci+1];
-                cellRect.x = cellX;
-                dc.DestroyClippingRegion(); // Is this really necessary?
-                textXAdd = 0;
+                else
+                {
+                    renderer = GetCommonValue(cmnVal)->GetRenderer();
+                    prevFilled = renderer->Render(dc, cellRect, this,
+                                                  p, ci, -1,
+                                                  cellRenderFlags );
+                }
+            }
+            else
+            {
+                prevFilled = true;

             }
             }

+
+            dc.DestroyClippingRegion(); // Is this really necessary?

         }
         }

+        while ( ci > 0 );

 
         if ( fontChanged )
             dc.SetFont(normalFont);
 
         if ( fontChanged )
             dc.SetFont(normalFont);


@@ -2422,6 +2538,8 @@ wxRect wxPropertyGrid::GetPropertyRect( const wxPGProperty* p1, const wxPGProper
 
     //
     // Return rect which encloses the given property range
 
     //
     // Return rect which encloses the given property range

+    // (in logical grid coordinates)
+    // 

 
     int visTop = p1->GetY();
     int visBottom;
 
     int visTop = p1->GetY();
     int visBottom;


@@ -2464,6 +2582,13 @@ void wxPropertyGrid::DrawItems( const wxPGProperty* p1, const wxPGProperty* p2 )
     wxRect r = GetPropertyRect(p1, p2);
     if ( r.width > 0 )
     {
     wxRect r = GetPropertyRect(p1, p2);
     if ( r.width > 0 )
     {

+        // Convert rectangle from logical grid coordinates to physical ones
+        int vx, vy;
+        GetViewStart(&vx, &vy);
+        vx *= wxPG_PIXELS_PER_UNIT;
+        vy *= wxPG_PIXELS_PER_UNIT;
+        r.x -= vx;
+        r.y -= vy;

         RefreshRect(r);
     }
 }
         RefreshRect(r);
     }
 }


@@ -2677,32 +2802,49 @@ void wxPropertyGrid::SwitchState( wxPropertyGridPageState* pNewState )
 
 // Call to SetSplitterPosition will always disable splitter auto-centering
 // if parent window is shown.
 
 // Call to SetSplitterPosition will always disable splitter auto-centering
 // if parent window is shown.

-void wxPropertyGrid::DoSetSplitterPosition_( int newxpos, bool refresh,
-                                             int splitterIndex,
-                                             bool allPages )
+void wxPropertyGrid::DoSetSplitterPosition( int newxpos,
+                                            int splitterIndex,
+                                            int flags )

 {
     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
         return;
 
     wxPropertyGridPageState* state = m_pState;
 
 {
     if ( ( newxpos < wxPG_DRAG_MARGIN ) )
         return;
 
     wxPropertyGridPageState* state = m_pState;
 

-    state->DoSetSplitterPosition( newxpos, splitterIndex, allPages );
+    if ( flags & wxPG_SPLITTER_FROM_EVENT )
+        state->m_dontCenterSplitter = true;

 
 

-    if ( refresh )
+    state->DoSetSplitterPosition(newxpos, splitterIndex, flags);
+
+    if ( flags & wxPG_SPLITTER_REFRESH )

     {
         if ( GetSelection() )
             CorrectEditorWidgetSizeX();
 
         Refresh();
     }
     {
         if ( GetSelection() )
             CorrectEditorWidgetSizeX();
 
         Refresh();
     }

+
+    return;

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

-void wxPropertyGrid::CenterSplitter( bool enableAutoCentering )
+void wxPropertyGrid::ResetColumnSizes( bool enableAutoResizing )
+{
+    wxPropertyGridPageState* state = m_pState;
+    if ( state )
+        state->ResetColumnSizes(0);
+
+    if ( enableAutoResizing && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
+        m_pState->m_dontCenterSplitter = false;
+}
+
+// -----------------------------------------------------------------------
+
+void wxPropertyGrid::CenterSplitter( bool enableAutoResizing )

 {
     SetSplitterPosition( m_width/2 );
 {
     SetSplitterPosition( m_width/2 );

-    if ( enableAutoCentering && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )
+    if ( enableAutoResizing && HasFlag(wxPG_SPLITTER_AUTO_CENTER) )

         m_pState->m_dontCenterSplitter = false;
 }
 
         m_pState->m_dontCenterSplitter = false;
 }
 


@@ -2768,7 +2910,7 @@ bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
          (m_iFlags & wxPG_FL_INITIALIZED) &&
          selected )
     {
          (m_iFlags & wxPG_FL_INITIALIZED) &&
          selected )
     {

-        m_inCommitChangesFromEditor = 1;
+        m_inCommitChangesFromEditor = true;

 
         wxVariant variant(selected->GetValueRef());
         bool valueIsPending = false;
 
         wxVariant variant(selected->GetValueRef());
         bool valueIsPending = false;


@@ -2803,9 +2945,9 @@ bool wxPropertyGrid::CommitChangesFromEditor( wxUint32 flags )
             EditorsValueWasNotModified();
         }
 
             EditorsValueWasNotModified();
         }
 

-        bool res = true;
+        m_inCommitChangesFromEditor = false;

 
 

-        m_inCommitChangesFromEditor = 0;
+        bool res = true;

 
         if ( validationFailure && !forceSuccess )
         {
 
         if ( validationFailure && !forceSuccess )
         {


@@ -2847,6 +2989,7 @@ bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue
     //
 
     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;
     //
 
     m_validationInfo.m_failureBehavior = m_permanentValidationFailureBehavior;

+    m_validationInfo.m_isFailing = true;

 
     //
     // Variant list a special value that cannot be validated
 
     //
     // Variant list a special value that cannot be validated


@@ -2979,11 +3122,29 @@ bool wxPropertyGrid::PerformValidation( wxPGProperty* p, wxVariant& pendingValue
         pendingValue = value;
     }
 
         pendingValue = value;
     }
 

+    m_validationInfo.m_isFailing = false;
+

     return true;
 }
 
 // -----------------------------------------------------------------------
 
     return true;
 }
 
 // -----------------------------------------------------------------------
 

+#if wxUSE_STATUSBAR
+wxStatusBar* wxPropertyGrid::GetStatusBar()
+{
+    wxWindow* topWnd = ::wxGetTopLevelParent(this);
+    if ( topWnd && topWnd->IsKindOf(CLASSINFO(wxFrame)) )
+    {
+        wxFrame* pFrame = wxStaticCast(topWnd, wxFrame);
+        if ( pFrame )
+            return pFrame->GetStatusBar();
+    }
+    return NULL;
+}
+#endif
+
+// -----------------------------------------------------------------------
+

 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
 {
     if ( !msg.length() )
 void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), const wxString& msg )
 {
     if ( !msg.length() )


@@ -2992,24 +3153,33 @@ void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), cons
 #if wxUSE_STATUSBAR
     if ( !wxPGGlobalVars->m_offline )
     {
 #if wxUSE_STATUSBAR
     if ( !wxPGGlobalVars->m_offline )
     {

-        wxWindow* topWnd = ::wxGetTopLevelParent(this);
-        if ( topWnd )
+        wxStatusBar* pStatusBar = GetStatusBar();
+        if ( pStatusBar )

         {
         {

-            wxFrame* pFrame = wxDynamicCast(topWnd, wxFrame);
-            if ( pFrame )
-            {
-                wxStatusBar* pStatusBar = pFrame->GetStatusBar();
-                if ( pStatusBar )
-                {
-                    pStatusBar->SetStatusText(msg);
-                    return;
-                }
-            }
+            pStatusBar->SetStatusText(msg);
+            return;

         }
     }
 #endif
 
         }
     }
 #endif
 

-    ::wxMessageBox(msg, wxT("Property Error"));
+    ::wxMessageBox(msg, _("Property Error"));
+}
+
+// -----------------------------------------------------------------------
+
+void wxPropertyGrid::DoHidePropertyError( wxPGProperty* WXUNUSED(property) )
+{
+#if wxUSE_STATUSBAR
+    if ( !wxPGGlobalVars->m_offline )
+    {
+        wxStatusBar* pStatusBar = GetStatusBar();
+        if ( pStatusBar )
+        {
+            pStatusBar->SetStatusText(wxEmptyString);
+            return;
+        }
+    }
+#endif

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


@@ -3017,7 +3187,27 @@ void wxPropertyGrid::DoShowPropertyError( wxPGProperty* WXUNUSED(property), cons
 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
                                           wxVariant& invalidValue )
 {
 bool wxPropertyGrid::OnValidationFailure( wxPGProperty* property,
                                           wxVariant& invalidValue )
 {

+    if ( m_inOnValidationFailure )
+        return true;
+
+    m_inOnValidationFailure = true;
+    wxON_BLOCK_EXIT_SET(m_inOnValidationFailure, false);
+

     wxWindow* editor = GetEditorControl();
     wxWindow* editor = GetEditorControl();

+    int vfb = m_validationInfo.m_failureBehavior;
+
+    if ( m_inDoSelectProperty )
+    {
+        // When property selection is being changed, do not display any
+        // messages, if some were already shown for this property.
+        if ( property->HasFlag(wxPG_PROP_INVALID_VALUE) )
+        {
+            m_validationInfo.m_failureBehavior =
+                vfb & ~(wxPG_VFB_SHOW_MESSAGE |
+                        wxPG_VFB_SHOW_MESSAGEBOX |
+                        wxPG_VFB_SHOW_MESSAGE_ON_STATUSBAR);
+        }
+    }

 
     // First call property's handler
     property->OnValidationFailure(invalidValue);
 
     // First call property's handler
     property->OnValidationFailure(invalidValue);


@@ -3079,14 +3269,32 @@ bool wxPropertyGrid::DoOnValidationFailure( wxPGProperty* property, wxVariant& W
         }
     }
 
         }
     }
 

-    if ( vfb & wxPG_VFB_SHOW_MESSAGE )
+    if ( vfb & (wxPG_VFB_SHOW_MESSAGE |
+                wxPG_VFB_SHOW_MESSAGEBOX |
+                wxPG_VFB_SHOW_MESSAGE_ON_STATUSBAR) )

     {
         wxString msg = m_validationInfo.m_failureMessage;
 
         if ( !msg.length() )
     {
         wxString msg = m_validationInfo.m_failureMessage;
 
         if ( !msg.length() )

-            msg = wxT("You have entered invalid value. Press ESC to cancel editing.");
+            msg = _("You have entered invalid value. Press ESC to cancel editing.");
+
+    #if wxUSE_STATUSBAR
+        if ( vfb & wxPG_VFB_SHOW_MESSAGE_ON_STATUSBAR )
+        {
+            if ( !wxPGGlobalVars->m_offline )
+            {
+                wxStatusBar* pStatusBar = GetStatusBar();
+                if ( pStatusBar )
+                    pStatusBar->SetStatusText(msg);
+            }
+        }
+    #endif

 
 

-        DoShowPropertyError(property, msg);
+        if ( vfb & wxPG_VFB_SHOW_MESSAGE )
+            DoShowPropertyError(property, msg);
+
+        if ( vfb & wxPG_VFB_SHOW_MESSAGEBOX )
+            ::wxMessageBox(msg, _("Property Error"));

     }
 
     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;
     }
 
     return (vfb & wxPG_VFB_STAY_IN_PROPERTY) ? false : true;


@@ -3115,6 +3323,25 @@ void wxPropertyGrid::DoOnValidationFailureReset( wxPGProperty* property )
             DrawItemAndChildren(property);
         }
     }
             DrawItemAndChildren(property);
         }
     }

+
+#if wxUSE_STATUSBAR
+    if ( vfb & wxPG_VFB_SHOW_MESSAGE_ON_STATUSBAR )
+    {
+        if ( !wxPGGlobalVars->m_offline )
+        {
+            wxStatusBar* pStatusBar = GetStatusBar();
+            if ( pStatusBar )
+                pStatusBar->SetStatusText(wxEmptyString);
+        }
+    }
+#endif
+
+    if ( vfb & wxPG_VFB_SHOW_MESSAGE )
+    {
+        DoHidePropertyError(property);
+    }
+
+    m_validationInfo.m_isFailing = false;

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


@@ -3125,12 +3352,15 @@ bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
     if ( m_inDoPropertyChanged )
         return true;
 
     if ( m_inDoPropertyChanged )
         return true;
 

-    wxWindow* editor = GetEditorControl();
+    m_inDoPropertyChanged = true;
+    wxON_BLOCK_EXIT_SET(m_inDoPropertyChanged, false);
+

     wxPGProperty* selected = GetSelection();
 
     m_pState->m_anyModified = 1;
 
     wxPGProperty* selected = GetSelection();
 
     m_pState->m_anyModified = 1;
 

-    m_inDoPropertyChanged = 1;
+    // If property's value is being changed, assume it is valid
+    OnValidationFailureReset(selected);

 
     // Maybe need to update control
     wxASSERT( m_chgInfo_changedProperty != NULL );
 
     // Maybe need to update control
     wxASSERT( m_chgInfo_changedProperty != NULL );


@@ -3149,6 +3379,10 @@ bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
 
     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
 
 
     changedProperty->SetValue(value, &m_chgInfo_valueList, wxPG_SETVAL_BY_USER);
 

+    // NB: Call GetEditorControl() as late as possible, because OnSetValue()
+    //     and perhaps other user-defined virtual functions may change it.
+    wxWindow* editor = GetEditorControl();
+

     // Set as Modified (not if dragging just began)
     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
     {
     // Set as Modified (not if dragging just began)
     if ( !(p->m_flags & wxPG_PROP_MODIFIED) )
     {


@@ -3216,8 +3450,6 @@ bool wxPropertyGrid::DoPropertyChanged( wxPGProperty* p, unsigned int selFlags )
 
     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL );
 
 
     SendEvent( wxEVT_PG_CHANGED, changedProperty, NULL );
 

-    m_inDoPropertyChanged = 0;
-

     return true;
 }
 
     return true;
 }
 


@@ -3271,6 +3503,25 @@ wxVariant wxPropertyGrid::GetUncommittedPropertyValue()
 // Runs wxValidator for the selected property
 bool wxPropertyGrid::DoEditorValidate()
 {
 // Runs wxValidator for the selected property
 bool wxPropertyGrid::DoEditorValidate()
 {

+#if wxUSE_VALIDATORS
+    wxRecursionGuard guard(m_validatingEditor);
+    if ( guard.IsInside() )
+        return false;
+
+    wxPGProperty* selected = GetSelection();
+    if ( selected )
+    {
+        wxWindow* wnd = GetEditorControl();
+
+        wxValidator* validator = selected->GetValidator();
+        if ( validator && wnd )
+        {
+            validator->SetWindow(wnd);
+            if ( !validator->Validate(this) )
+                return false;
+        }
+    }
+#endif

     return true;
 }
 
     return true;
 }
 


@@ -3278,12 +3529,28 @@ bool wxPropertyGrid::DoEditorValidate()
 
 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
 {
 
 void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
 {

+    // It is possible that this handler receives event even before
+    // the control has been properly initialized. Let's skip the
+    // event handling in that case.
+    if ( !m_pState )
+        return;
+
+    // Don't care about the event if it originated from the
+    // 'label editor'. In this function we only care about the
+    // property value editor.
+    if ( m_labelEditor && event.GetId() == m_labelEditor->GetId() )
+    {
+        event.Skip();
+        return;
+    }
+

     wxPGProperty* selected = GetSelection();
 
     // Somehow, event is handled after property has been deselected.
     // Possibly, but very rare.
     if ( !selected ||
           selected->HasFlag(wxPG_PROP_BEING_DELETED) ||
     wxPGProperty* selected = GetSelection();
 
     // Somehow, event is handled after property has been deselected.
     // Possibly, but very rare.
     if ( !selected ||
           selected->HasFlag(wxPG_PROP_BEING_DELETED) ||

+          m_inOnValidationFailure ||

           // Also don't handle editor event if wxEVT_PG_CHANGED or
           // similar is currently doing something (showing a
           // message box, for instance).
           // Also don't handle editor event if wxEVT_PG_CHANGED or
           // similar is currently doing something (showing a
           // message box, for instance).


@@ -3303,21 +3570,30 @@ void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
 
     m_chgInfo_changedProperty = NULL;
 
 
     m_chgInfo_changedProperty = NULL;
 

-    m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED|wxPG_FL_VALUE_CHANGE_IN_EVENT);
+    m_iFlags &= ~wxPG_FL_VALUE_CHANGE_IN_EVENT;

 
     //
     // Filter out excess wxTextCtrl modified events
 
     //
     // Filter out excess wxTextCtrl modified events

-    if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED &&
-         wnd &&
-         wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
+    if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED && wnd )

     {
     {

-        wxTextCtrl* tc = (wxTextCtrl*) wnd;
+        if ( wnd->IsKindOf(CLASSINFO(wxTextCtrl)) )
+        {
+            wxTextCtrl* tc = (wxTextCtrl*) wnd;

 
 

-        wxString newTcValue = tc->GetValue();
-        if ( m_prevTcValue == newTcValue )
-            return;
+            wxString newTcValue = tc->GetValue();
+            if ( m_prevTcValue == newTcValue )
+                return;
+            m_prevTcValue = newTcValue;
+        }
+        else if ( wnd->IsKindOf(CLASSINFO(wxComboCtrl)) )
+        {
+            wxComboCtrl* cc = (wxComboCtrl*) wnd;

 
 

-        m_prevTcValue = newTcValue;
+            wxString newTcValue = cc->GetTextCtrl()->GetValue();
+            if ( m_prevTcValue == newTcValue )
+                return;
+            m_prevTcValue = newTcValue;
+        }

     }
 
     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);
     }
 
     SetInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT);


@@ -3358,6 +3634,13 @@ void wxPropertyGrid::HandleCustomEditorEvent( wxEvent &event )
                                                       selected,
                                                       wnd ) )
                         valueIsPending = true;
                                                       selected,
                                                       wnd ) )
                         valueIsPending = true;

+
+                    // Mark value always as pending if validation is currently
+                    // failing and value was not unspecified
+                    if ( !valueIsPending &&
+                         !pendingValue.IsNull() &&
+                         m_validationInfo.m_isFailing )
+                         valueIsPending = true;

                 }
                 else
                 {
                 }
                 else
                 {


@@ -3440,14 +3723,21 @@ wxRect wxPropertyGrid::GetEditorWidgetRect( wxPGProperty* p, int column ) const
     GetViewStart(&vx, &vy);
     vy *= wxPG_PIXELS_PER_UNIT;
 
     GetViewStart(&vx, &vy);
     vy *= wxPG_PIXELS_PER_UNIT;
 

-    // TODO: If custom image detection changes from current, change this.
-    if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE )
+    if ( column == 1 )
+    {
+        // TODO: If custom image detection changes from current, change this.
+        if ( m_iFlags & wxPG_FL_CUR_USES_CUSTOM_IMAGE )
+        {
+            //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
+            int iw = p->OnMeasureImage().x;
+            if ( iw < 1 )
+                iw = wxPG_CUSTOM_IMAGE_WIDTH;
+            imageOffset = p->GetImageOffset(iw);
+        }
+    }
+    else if ( column == 0 )

     {
     {

-        //m_iFlags |= wxPG_FL_CUR_USES_CUSTOM_IMAGE;
-        int iw = p->OnMeasureImage().x;
-        if ( iw < 1 )
-            iw = wxPG_CUSTOM_IMAGE_WIDTH;
-        imageOffset = p->GetImageOffset(iw);
+        splitterX += (p->m_depth - 1) * m_subgroup_extramargin;

     }
 
     return wxRect
     }
 
     return wxRect


@@ -3550,6 +3840,21 @@ void wxPropertyGrid::CustomSetCursor( int type, bool override )
     m_curcursor = type;
 }
 
     m_curcursor = type;
 }
 

+// -----------------------------------------------------------------------
+
+wxString
+wxPropertyGrid::GetUnspecifiedValueText( int argFlags ) const
+{
+    const wxPGCell& ua = GetUnspecifiedValueAppearance();
+
+    if ( ua.HasText() &&
+         !(argFlags & wxPG_FULL_VALUE) &&
+         !(argFlags & wxPG_EDITABLE_VALUE) )
+        return ua.GetText();
+
+    return wxEmptyString;
+}
+

 // -----------------------------------------------------------------------
 // wxPropertyGrid property selection, editor creation
 // -----------------------------------------------------------------------
 // -----------------------------------------------------------------------
 // wxPropertyGrid property selection, editor creation
 // -----------------------------------------------------------------------


@@ -3576,6 +3881,13 @@ private:
 
         m_propGrid->HandleCustomEditorEvent(event);
 
 
         m_propGrid->HandleCustomEditorEvent(event);
 

+        //
+        // NB: On wxMSW, a wxTextCtrl with wxTE_PROCESS_ENTER
+        //     may beep annoyingly if that event is skipped
+        //     and passed to parent event handler.
+        if ( event.GetEventType() == wxEVT_COMMAND_TEXT_ENTER )
+            return true;
+

         return wxEvtHandler::ProcessEvent(event);
     }
 
         return wxEvtHandler::ProcessEvent(event);
     }
 


@@ -3688,13 +4000,11 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
     if ( m_inDoSelectProperty )
         return true;
 
     if ( m_inDoSelectProperty )
         return true;
 

-    m_inDoSelectProperty = 1;
+    m_inDoSelectProperty = true;
+    wxON_BLOCK_EXIT_SET(m_inDoSelectProperty, false);

 
     if ( !m_pState )
 
     if ( !m_pState )

-    {
-        m_inDoSelectProperty = 0;

         return false;
         return false;

-    }

 
     wxArrayPGProperty prevSelection = m_pState->m_selection;
     wxPGProperty* prevFirstSel;
 
     wxArrayPGProperty prevSelection = m_pState->m_selection;
     wxPGProperty* prevFirstSel;


@@ -3760,7 +4070,6 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
                 }
             }
 
                 }
             }
 

-            m_inDoSelectProperty = 0;

             return true;
         }
 
             return true;
         }
 


@@ -3768,8 +4077,6 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
         // First, deactivate previous
         if ( prevFirstSel )
         {
         // First, deactivate previous
         if ( prevFirstSel )
         {

-            OnValidationFailureReset(prevFirstSel);
-

             // Must double-check if this is an selected in case of forceswitch
             if ( p != prevFirstSel )
             {
             // Must double-check if this is an selected in case of forceswitch
             if ( p != prevFirstSel )
             {


@@ -3778,11 +4085,15 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
                     // Validation has failed, so we can't exit the previous editor
                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
                     //               _("Invalid Value"),wxOK|wxICON_ERROR);
                     // Validation has failed, so we can't exit the previous editor
                     //::wxMessageBox(_("Please correct the value or press ESC to cancel the edit."),
                     //               _("Invalid Value"),wxOK|wxICON_ERROR);

-                    m_inDoSelectProperty = 0;

                     return false;
                 }
             }
 
                     return false;
                 }
             }
 

+            // This should be called after CommitChangesFromEditor(), so that
+            // OnValidationFailure() still has information on property's
+            // validation state.
+            OnValidationFailureReset(prevFirstSel);
+

             FreeEditors();
 
             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);
             FreeEditors();
 
             m_iFlags &= ~(wxPG_FL_ABNORMAL_EDITOR);


@@ -3808,8 +4119,6 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
             int splitterX = GetSplitterPosition();
             m_editorFocused = 0;
             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;
             int splitterX = GetSplitterPosition();
             m_editorFocused = 0;
             m_iFlags |= wxPG_FL_PRIMARY_FILLS_ENTIRE;

-            if ( p != prevFirstSel )
-                m_iFlags &= ~(wxPG_FL_VALIDATION_FAILED);

 
             wxASSERT( m_wndEditor == NULL );
 
 
             wxASSERT( m_wndEditor == NULL );
 


@@ -3831,6 +4140,9 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
                 wxPoint goodPos = grect.GetPosition();
 
                 wxRect grect = GetEditorWidgetRect(p, m_selColumn);
                 wxPoint goodPos = grect.GetPosition();
 

+                // Editor appearance can now be considered clear
+                m_editorAppearance.SetEmptyData();
+

                 const wxPGEditor* editor = p->GetEditorClass();
                 wxCHECK_MSG(editor, false,
                     wxT("NULL editor class not allowed"));
                 const wxPGEditor* editor = p->GetEditorClass();
                 wxCHECK_MSG(editor, false,
                     wxT("NULL editor class not allowed"));


@@ -3900,6 +4212,12 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
 
                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
                     }
 
                         p->GetEditorClass()->OnFocus(p, primaryCtrl);
                     }

+                    else
+                    {
+                        if ( p->IsValueUnspecified() )
+                            SetEditorAppearance(m_unspecifiedAppearance,
+                                                true);
+                    }

                 }
 
                 if ( m_wndEditor2 )
                 }
 
                 if ( m_wndEditor2 )


@@ -3977,14 +4295,7 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
 
     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
     {
 
     if ( !(GetExtraStyle() & wxPG_EX_HELP_AS_TOOLTIPS) )
     {

-        wxStatusBar* statusbar = NULL;
-        if ( !(m_iFlags & wxPG_FL_NOSTATUSBARHELP) )
-        {
-            wxFrame* frame = wxDynamicCast(::wxGetTopLevelParent(this),wxFrame);
-            if ( frame )
-                statusbar = frame->GetStatusBar();
-        }
-
+        wxStatusBar* statusbar = GetStatusBar();

         if ( statusbar )
         {
             const wxString* pHelpString = (const wxString*) NULL;
         if ( statusbar )
         {
             const wxString* pHelpString = (const wxString*) NULL;


@@ -4012,8 +4323,6 @@ bool wxPropertyGrid::DoSelectProperty( wxPGProperty* p, unsigned int flags )
     }
 #endif
 
     }
 #endif
 

-    m_inDoSelectProperty = 0;
-

     // call wx event handler (here so that it also occurs on deselection)
     if ( !(flags & wxPG_SEL_DONT_SEND_EVENT) )
         SendEvent( wxEVT_PG_SELECTED, p, NULL );
     // call wx event handler (here so that it also occurs on deselection)
     if ( !(flags & wxPG_SEL_DONT_SEND_EVENT) )
         SendEvent( wxEVT_PG_SELECTED, p, NULL );


@@ -4066,7 +4375,7 @@ void wxPropertyGrid::RefreshEditor()
     editorClass->UpdateControl(p, wnd);
 
     if ( p->IsValueUnspecified() )
     editorClass->UpdateControl(p, wnd);
 
     if ( p->IsValueUnspecified() )

-        editorClass ->SetValueToUnspecified(p, wnd);
+        SetEditorAppearance(m_unspecifiedAppearance, true);

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


@@ -4180,7 +4489,11 @@ bool wxPropertyGrid::DoHideProperty( wxPGProperty* p, bool hide, int flags )
 
 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
 {
 
 void wxPropertyGrid::RecalculateVirtualSize( int forceXPos )
 {

-    if ( (m_iFlags & wxPG_FL_RECALCULATING_VIRTUAL_SIZE) || m_frozen )
+    // Don't check for !HasInternalFlag(wxPG_FL_INITIALIZED) here. Otherwise
+    // virtual size calculation may go wrong.
+    if ( HasInternalFlag(wxPG_FL_RECALCULATING_VIRTUAL_SIZE) ||
+         m_frozen ||
+         !m_pState )

         return;
 
     //
         return;
 
     //


@@ -4342,6 +4655,9 @@ bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p,
                                 unsigned int selFlags,
                                 unsigned int column )
 {
                                 unsigned int selFlags,
                                 unsigned int column )
 {

+    // selFlags should have wxPG_SEL_NOVALIDATE if event is not
+    // vetoable.
+

     // Send property grid event of specific type and with specific property
     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
     evt.SetPropertyGrid(this);
     // Send property grid event of specific type and with specific property
     wxPropertyGridEvent evt( eventType, m_eventObject->GetId() );
     evt.SetPropertyGrid(this);


@@ -4364,9 +4680,10 @@ bool wxPropertyGrid::SendEvent( int eventType, wxPGProperty* p,
             evt.SetCanVeto(true);
     }
 
             evt.SetCanVeto(true);
     }
 

+    wxPropertyGridEvent* prevProcessedEvent = m_processedEvent;

     m_processedEvent = &evt;
     m_eventObject->HandleWindowEvent(evt);
     m_processedEvent = &evt;
     m_eventObject->HandleWindowEvent(evt);

-    m_processedEvent = NULL;
+    m_processedEvent = prevProcessedEvent;

 
     return evt.WasVetoed();
 }
 
     return evt.WasVetoed();
 }


@@ -4465,7 +4782,16 @@ bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &even
                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
                     {
                         // Double-clicking the splitter causes auto-centering
                     if ( event.GetEventType() == wxEVT_LEFT_DCLICK )
                     {
                         // Double-clicking the splitter causes auto-centering

-                        CenterSplitter( true );
+                        if ( m_pState->GetColumnCount() <= 2 )
+                        {
+                            ResetColumnSizes( true );
+
+                            SendEvent(wxEVT_PG_COL_DRAGGING,
+                                      m_propHover,
+                                      NULL,
+                                      wxPG_SEL_NOVALIDATE,
+                                      (unsigned int)m_draggedSplitter);
+                        }

                     }
                     else if ( m_dragStatus == 0 )
                     {
                     }
                     else if ( m_dragStatus == 0 )
                     {


@@ -4476,33 +4802,39 @@ bool wxPropertyGrid::HandleMouseClick( int x, unsigned int y, wxMouseEvent &even
                         // send event
                         DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
 
                         // send event
                         DoEndLabelEdit(true, wxPG_SEL_NOVALIDATE);
 

-                        if ( m_wndEditor )
+                        // Allow application to veto dragging
+                        if ( !SendEvent(wxEVT_PG_COL_BEGIN_DRAG,
+                                        p, NULL, 0,
+                                        (unsigned int)splitterHit) )

                         {
                         {

-                            // Changes must be committed here or the
-                            // value won't be drawn correctly
-                            if ( !CommitChangesFromEditor() )
-                                return res;
+                            if ( m_wndEditor )
+                            {
+                                // Changes must be committed here or the
+                                // value won't be drawn correctly
+                                if ( !CommitChangesFromEditor() )
+                                    return res;

 
 

-                            m_wndEditor->Show ( false );
-                        }
+                                m_wndEditor->Show ( false );
+                            }

 
 

-                        if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
-                        {
-                            CaptureMouse();
-                            m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
-                        }
+                            if ( !(m_iFlags & wxPG_FL_MOUSE_CAPTURED) )
+                            {
+                                CaptureMouse();
+                                m_iFlags |= wxPG_FL_MOUSE_CAPTURED;
+                            }

 
 

-                        m_dragStatus = 1;
-                        m_draggedSplitter = splitterHit;
-                        m_dragOffset = splitterHitOffset;
+                            m_dragStatus = 1;
+                            m_draggedSplitter = splitterHit;
+                            m_dragOffset = splitterHitOffset;

 
 

-                    #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
-                        // Fixes button disappearance bug
-                        if ( m_wndEditor2 )
-                            m_wndEditor2->Show ( false );
-                    #endif
+                        #if wxPG_REFRESH_CONTROLS_AFTER_REPAINT
+                            // Fixes button disappearance bug
+                            if ( m_wndEditor2 )
+                                m_wndEditor2->Show ( false );
+                        #endif

 
 

-                        m_startingSplitterX = x - splitterHitOffset;
+                            m_startingSplitterX = x - splitterHitOffset;
+                        }

                     }
                 }
             }
                     }
                 }
             }


@@ -4627,23 +4959,21 @@ bool wxPropertyGrid::HandleMouseMove( int x, unsigned int y,
         {
 
             int newSplitterX = x - m_dragOffset;
         {
 
             int newSplitterX = x - m_dragOffset;

-            int splitterX = x - splitterHitOffset;

 
             // Splitter redraw required?
             if ( newSplitterX != splitterX )
             {
                 // Move everything
 
             // Splitter redraw required?
             if ( newSplitterX != splitterX )
             {
                 // Move everything

-                state->m_dontCenterSplitter = true;
-                state->DoSetSplitterPosition(newSplitterX,
-                                             m_draggedSplitter,
-                                             false);
-                state->m_fSplitterX = (float) newSplitterX;
-
-                if ( GetSelection() )
-                    CorrectEditorWidgetSizeX();
-
-                Update();
-                Refresh();
+                DoSetSplitterPosition(newSplitterX,
+                                      m_draggedSplitter,
+                                      wxPG_SPLITTER_REFRESH |
+                                      wxPG_SPLITTER_FROM_EVENT);
+
+                SendEvent(wxEVT_PG_COL_DRAGGING,
+                          m_propHover,
+                          NULL,
+                          wxPG_SEL_NOVALIDATE,
+                          (unsigned int)m_draggedSplitter);

             }
 
             m_dragStatus = 2;
             }
 
             m_dragStatus = 2;


@@ -4861,8 +5191,20 @@ bool wxPropertyGrid::HandleMouseUp( int x, unsigned int WXUNUSED(y),
         // (it is only here as a reminder to not to do it)
         //splitterX = x;
 
         // (it is only here as a reminder to not to do it)
         //splitterX = x;
 

-        // Disable splitter auto-centering
-        state->m_dontCenterSplitter = true;
+        SendEvent(wxEVT_PG_COL_END_DRAG,
+                  m_propHover,
+                  NULL,
+                  wxPG_SEL_NOVALIDATE,
+                  (unsigned int)m_draggedSplitter);
+
+        // Disable splitter auto-centering (but only if moved any -
+        // otherwise we end up disabling auto-center even after a
+        // recentering double-click).
+        int posDiff = abs(m_startingSplitterX - 
+                          GetSplitterPosition(m_draggedSplitter));
+
+        if ( posDiff > 1 )
+            state->m_dontCenterSplitter = true;

 
         // This is necessary to return cursor
         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )
 
         // This is necessary to return cursor
         if ( m_iFlags & wxPG_FL_MOUSE_CAPTURED )


@@ -5297,8 +5639,10 @@ void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
         return;
     }
 
         return;
     }
 

-    // Except for TAB and ESC, handle child control events in child control
-    if ( fromChild )
+    // Except for TAB, ESC, and any keys specifically dedicated to
+    // wxPropertyGrid itself, handle child control events in child control.
+    if ( fromChild &&
+         wxPGFindInVector(m_dedicatedKeys, keycode) == wxNOT_FOUND )

     {
         // Only propagate event if it had modifiers
         if ( !event.HasModifiers() )
     {
         // Only propagate event if it had modifiers
         if ( !event.HasModifiers() )


@@ -5352,7 +5696,28 @@ void wxPropertyGrid::HandleKeyEvent( wxKeyEvent &event, bool fromChild )
         {
             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
             if ( p )
         {
             p = wxPropertyGridIterator::OneStep( m_pState, wxPG_ITERATE_VISIBLE, p, selectDir );
             if ( p )

-                DoSelectProperty(p);
+            {
+                int selFlags = 0;
+                int reopenLabelEditorCol = -1;
+
+                if ( editorFocused )
+                {
+                    // If editor was focused, then make the next editor
+                    // focused as well
+                    selFlags |= wxPG_SEL_FOCUS;
+                }
+                else
+                {
+                    // Also maintain the same label editor focus state
+                    if ( m_labelEditor )
+                        reopenLabelEditorCol = m_selColumn;
+                }
+
+                DoSelectProperty(p, selFlags);
+
+                if ( reopenLabelEditorCol >= 0 )
+                    DoBeginLabelEdit(reopenLabelEditorCol);
+            }

             wasHandled = true;
         }
     }
             wasHandled = true;
         }
     }


@@ -5442,6 +5807,27 @@ void wxPropertyGrid::OnIdle( wxIdleEvent& WXUNUSED(event) )
         if ( tlp != m_tlp )
             OnTLPChanging(tlp);
     }
         if ( tlp != m_tlp )
             OnTLPChanging(tlp);
     }

+
+    //
+    // Resolve pending property removals
+    if ( m_deletedProperties.size() > 0 )
+    {
+        wxArrayPGProperty& arr = m_deletedProperties;
+        for ( unsigned int i=0; i<arr.size(); i++ )
+        {
+            DeleteProperty(arr[i]);
+        }
+        arr.clear();
+    }
+    if ( m_removedProperties.size() > 0 )
+    {
+        wxArrayPGProperty& arr = m_removedProperties;
+        for ( unsigned int i=0; i<arr.size(); i++ )
+        {
+            RemoveProperty(arr[i]);
+        }
+        arr.clear();
+    }

 }
 
 bool wxPropertyGrid::IsEditorFocused() const
 }
 
 bool wxPropertyGrid::IsEditorFocused() const


@@ -5458,7 +5844,16 @@ bool wxPropertyGrid::IsEditorFocused() const
 // Called by focus event handlers. newFocused is the window that becomes focused.
 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
 {
 // Called by focus event handlers. newFocused is the window that becomes focused.
 void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
 {

+    //
+    // Never allow focus to be changed when handling editor event.
+    // Especially because they may be displaing a dialog which
+    // could cause all kinds of weird (native) focus changes.
+    if ( HasInternalFlag(wxPG_FL_IN_HANDLECUSTOMEDITOREVENT) )
+        return;
+

     unsigned int oldFlags = m_iFlags;
     unsigned int oldFlags = m_iFlags;

+    bool wasEditorFocused = false;
+    wxWindow* wndEditor = m_wndEditor;

 
     m_iFlags &= ~(wxPG_FL_FOCUSED);
 
 
     m_iFlags &= ~(wxPG_FL_FOCUSED);
 


@@ -5467,9 +5862,13 @@ void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
     // This must be one of nextFocus' parents.
     while ( parent )
     {
     // This must be one of nextFocus' parents.
     while ( parent )
     {

+        if ( parent == wndEditor )
+        {
+            wasEditorFocused = true;
+        }

         // Use m_eventObject, which is either wxPropertyGrid or
         // wxPropertyGridManager, as appropriate.
         // Use m_eventObject, which is either wxPropertyGrid or
         // wxPropertyGridManager, as appropriate.

-        if ( parent == m_eventObject )
+        else if ( parent == m_eventObject )

         {
             m_iFlags |= wxPG_FL_FOCUSED;
             break;
         {
             m_iFlags |= wxPG_FL_FOCUSED;
             break;


@@ -5477,6 +5876,18 @@ void wxPropertyGrid::HandleFocusChange( wxWindow* newFocused )
         parent = parent->GetParent();
     }
 
         parent = parent->GetParent();
     }
 

+    // Notify editor control when it receives a focus
+    if ( wasEditorFocused && m_curFocused != newFocused )
+    {
+        wxPGProperty* p = GetSelection();
+        if ( p )
+        {
+            const wxPGEditor* editor = p->GetEditorClass();
+            ResetEditorAppearance();
+            editor->OnFocus(p, GetEditorControl());
+        }
+    }
+

     m_curFocused = newFocused;
 
     if ( (m_iFlags & wxPG_FL_FOCUSED) !=
     m_curFocused = newFocused;
 
     if ( (m_iFlags & wxPG_FL_FOCUSED) !=


@@ -5779,6 +6190,9 @@ wxDEFINE_EVENT( wxEVT_PG_ITEM_COLLAPSED, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_BEGIN, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_ENDING, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_DOUBLE_CLICK, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_BEGIN, wxPropertyGridEvent );
 wxDEFINE_EVENT( wxEVT_PG_LABEL_EDIT_ENDING, wxPropertyGridEvent );

+wxDEFINE_EVENT( wxEVT_PG_COL_BEGIN_DRAG, wxPropertyGridEvent );
+wxDEFINE_EVENT( wxEVT_PG_COL_DRAGGING, wxPropertyGridEvent );
+wxDEFINE_EVENT( wxEVT_PG_COL_END_DRAG, wxPropertyGridEvent );

 
 // -----------------------------------------------------------------------
 
 
 // -----------------------------------------------------------------------