Applied patch [ 851044 ] wxGrid receives wxFocusEvent

[wxWidgets.git] / src / generic / splitter.cpp

diff --git a/src/generic/splitter.cpp b/src/generic/splitter.cpp
index c6841bc9dc9f6d6619c902ec389848721e36489d..7f7db32428ed727186e199d02e4700919b0dde7e 100644 (file)
--- a/src/generic/splitter.cpp
+++ b/src/generic/splitter.cpp
@@ -5,35 +5,42 @@
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     01/02/97
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "splitter.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
     #pragma implementation "splitter.h"
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 

+#if wxUSE_SPLITTER
+

 #ifdef __BORLANDC__
     #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP
 #ifdef __BORLANDC__
     #pragma hdrstop
 #endif
 
 #ifndef WX_PRECOMP

+    #include "wx/string.h"
+    #include "wx/utils.h"
+    #include "wx/log.h"
+
+    #include "wx/dcscreen.h"
+

     #include "wx/window.h"
     #include "wx/dialog.h"
     #include "wx/frame.h"
     #include "wx/window.h"
     #include "wx/dialog.h"
     #include "wx/frame.h"

+
+    #include "wx/settings.h"

 #endif
 
 #endif
 

-#include <stdlib.h>
+#include "wx/renderer.h"

 
 

-#include "wx/string.h"

 #include "wx/splitter.h"
 #include "wx/splitter.h"

-#include "wx/dcscreen.h"
-#include "wx/settings.h"
-#include "wx/log.h"
-#include "wx/utils.h"
+
+#include <stdlib.h>

 
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGED)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGING)
 
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGED)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGING)


@@ -41,15 +48,24 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_DOUBLECLICKED)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_UNSPLIT)
 
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterWindow, wxWindow)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_UNSPLIT)
 
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterWindow, wxWindow)

+
+/*
+       TODO PROPERTIES
+               style wxSP_3D
+               sashpos (long , 0 )
+               minsize (long -1 )
+               object, object_ref
+               orientation
+*/
+

 IMPLEMENT_DYNAMIC_CLASS(wxSplitterEvent, wxNotifyEvent)
 
 BEGIN_EVENT_TABLE(wxSplitterWindow, wxWindow)
     EVT_PAINT(wxSplitterWindow::OnPaint)
     EVT_SIZE(wxSplitterWindow::OnSize)
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterEvent, wxNotifyEvent)
 
 BEGIN_EVENT_TABLE(wxSplitterWindow, wxWindow)
     EVT_PAINT(wxSplitterWindow::OnPaint)
     EVT_SIZE(wxSplitterWindow::OnSize)

-    EVT_IDLE(wxSplitterWindow::OnIdle)

     EVT_MOUSE_EVENTS(wxSplitterWindow::OnMouseEvent)
 
     EVT_MOUSE_EVENTS(wxSplitterWindow::OnMouseEvent)
 

-#ifdef __WXMSW__
+#if defined( __WXMSW__ ) || defined( __WXMAC__)

     EVT_SET_CURSOR(wxSplitterWindow::OnSetCursor)
 #endif // wxMSW
 
     EVT_SET_CURSOR(wxSplitterWindow::OnSetCursor)
 #endif // wxMSW
 


@@ -67,30 +83,15 @@ bool wxSplitterWindow::Create(wxWindow *parent, wxWindowID id,
     // allow TABbing from one window to the other
     style |= wxTAB_TRAVERSAL;
 
     // allow TABbing from one window to the other
     style |= wxTAB_TRAVERSAL;
 

-    if (!wxWindow::Create(parent, id, pos, size, style, name))
+    // we draw our border ourselves to blend the sash with it
+    style &= ~wxBORDER_MASK;
+    style |= wxBORDER_NONE;
+
+    if ( !wxWindow::Create(parent, id, pos, size, style, name) )

         return FALSE;
 
     m_permitUnsplitAlways = (style & wxSP_PERMIT_UNSPLIT) != 0;
 
         return FALSE;
 
     m_permitUnsplitAlways = (style & wxSP_PERMIT_UNSPLIT) != 0;
 

-    if ( style & wxSP_3DSASH )
-        m_sashSize = 7;
-    else
-        m_sashSize = 3;
-
-    if ( style & wxSP_3DBORDER )
-        m_borderSize = 2;
-    else if ( style & wxSP_BORDER )
-        m_borderSize = 1;
-    else
-        m_borderSize = 0;
-
-#ifdef __WXMAC__
-    int major,minor;
-    wxGetOsVersion( &major, &minor );
-    if (major >= 10)
-        m_windowStyle |= wxSP_SASH_AQUA;
-#endif
-

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -107,37 +108,49 @@ void wxSplitterWindow::Init()
     m_oldY = 0;
     m_firstX = 0;
     m_firstY = 0;
     m_oldY = 0;
     m_firstX = 0;
     m_firstY = 0;

-    m_sashSize = 7;
-    m_borderSize = 2;

     m_sashPosition = m_requestedSashPosition = 0;
     m_minimumPaneSize = 0;
     m_sashCursorWE = wxCursor(wxCURSOR_SIZEWE);
     m_sashCursorNS = wxCursor(wxCURSOR_SIZENS);
     m_sashTrackerPen = new wxPen(*wxBLACK, 2, wxSOLID);
     m_sashPosition = m_requestedSashPosition = 0;
     m_minimumPaneSize = 0;
     m_sashCursorWE = wxCursor(wxCURSOR_SIZEWE);
     m_sashCursorNS = wxCursor(wxCURSOR_SIZENS);
     m_sashTrackerPen = new wxPen(*wxBLACK, 2, wxSOLID);

-    m_lightShadowPen = (wxPen *) NULL;
-    m_mediumShadowPen = (wxPen *) NULL;
-    m_darkShadowPen = (wxPen *) NULL;
-    m_faceBrush = (wxBrush *) NULL;
-    m_facePen = (wxPen *) NULL;
-    m_hilightPen = (wxPen *) NULL;
-
-    m_borderSize = 0;
-    m_sashSize = 3;
-
-    InitColours();

 
     m_needUpdating = FALSE;
 
     m_needUpdating = FALSE;

+    m_isHot = false;

 }
 
 wxSplitterWindow::~wxSplitterWindow()
 {
     delete m_sashTrackerPen;
 }
 
 wxSplitterWindow::~wxSplitterWindow()
 {
     delete m_sashTrackerPen;

-    delete m_lightShadowPen;
-    delete m_darkShadowPen;
-    delete m_mediumShadowPen;
-    delete m_hilightPen;
-    delete m_facePen;
-    delete m_faceBrush;
+}
+
+// ----------------------------------------------------------------------------
+// entering/leaving sash
+// ----------------------------------------------------------------------------
+
+void wxSplitterWindow::RedrawIfHotSensitive(bool isHot)
+{
+    if ( wxRendererNative::Get().GetSplitterParams(this).isHotSensitive )
+    {
+        m_isHot = isHot;
+
+        wxClientDC dc(this);
+        DrawSash(dc);
+    }
+    //else: we don't change our appearance, don't redraw to avoid flicker
+}
+
+void wxSplitterWindow::OnEnterSash()
+{
+    SetResizeCursor();
+
+    RedrawIfHotSensitive(true);
+}
+
+void wxSplitterWindow::OnLeaveSash()
+{
+    SetCursor(*wxSTANDARD_CURSOR);
+
+    RedrawIfHotSensitive(false);

 }
 
 void wxSplitterWindow::SetResizeCursor()
 }
 
 void wxSplitterWindow::SetResizeCursor()


@@ -146,21 +159,23 @@ void wxSplitterWindow::SetResizeCursor()
                                               : m_sashCursorNS);
 }
 
                                               : m_sashCursorNS);
 }
 

+// ----------------------------------------------------------------------------
+// other event handlers
+// ----------------------------------------------------------------------------
+

 void wxSplitterWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     wxPaintDC dc(this);
 
 void wxSplitterWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     wxPaintDC dc(this);
 

-    if ( m_borderSize > 0 )
-        DrawBorders(dc);

     DrawSash(dc);
 }
 
     DrawSash(dc);
 }
 

-void wxSplitterWindow::OnIdle(wxIdleEvent& event)
+void wxSplitterWindow::OnInternalIdle()

 {
 {

+    wxWindow::OnInternalIdle();
+    

     if (m_needUpdating)
         SizeWindows();
     if (m_needUpdating)
         SizeWindows();

-
-    event.Skip();

 }
 
 void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
 }
 
 void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)


@@ -168,13 +183,6 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
     int x = (int)event.GetX(),
         y = (int)event.GetY();
 
     int x = (int)event.GetX(),
         y = (int)event.GetY();
 

-    // reset the cursor
-#ifdef __WXMOTIF__
-    SetCursor(* wxSTANDARD_CURSOR);
-#elif defined(__WXMSW__)
-    SetCursor(wxCursor());
-#endif
-

     if (GetWindowStyle() & wxSP_NOSASH)
         return;
 
     if (GetWindowStyle() & wxSP_NOSASH)
         return;
 


@@ -188,9 +196,12 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
     {
         if ( SashHitTest(x, y) )
         {
     {
         if ( SashHitTest(x, y) )
         {

-            CaptureMouse();
-
+            // Start the drag now

             m_dragMode = wxSPLIT_DRAG_DRAGGING;
             m_dragMode = wxSPLIT_DRAG_DRAGGING;

+            
+            // Capture mouse and set the cursor
+            CaptureMouse();
+            SetResizeCursor();

 
             if ( !isLive )
             {
 
             if ( !isLive )
             {


@@ -212,7 +223,16 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
     {
         // We can stop dragging now and see what we've got.
         m_dragMode = wxSPLIT_DRAG_NONE;
     {
         // We can stop dragging now and see what we've got.
         m_dragMode = wxSPLIT_DRAG_NONE;

+        
+        // Release mouse and unset the cursor

         ReleaseMouse();
         ReleaseMouse();

+        SetCursor(* wxSTANDARD_CURSOR);
+
+        // exit if unsplit after doubleclick
+        if ( !IsSplit() )
+        {
+            return;
+        }

 
         // Erase old tracker
         if ( !isLive )
 
         // Erase old tracker
         if ( !isLive )


@@ -243,6 +263,9 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
                 m_windowOne = m_windowTwo;
                 m_windowTwo = (wxWindow *) NULL;
                 OnUnsplit(removedWindow);
                 m_windowOne = m_windowTwo;
                 m_windowTwo = (wxWindow *) NULL;
                 OnUnsplit(removedWindow);

+                wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
+                event.m_data.win = removedWindow;
+                (void)DoSendEvent(event);

                 SetSashPositionAndNotify(0);
             }
             else if ( posSashNew == GetWindowSize() )
                 SetSashPositionAndNotify(0);
             }
             else if ( posSashNew == GetWindowSize() )


@@ -251,6 +274,9 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
                 wxWindow *removedWindow = m_windowTwo;
                 m_windowTwo = (wxWindow *) NULL;
                 OnUnsplit(removedWindow);
                 wxWindow *removedWindow = m_windowTwo;
                 m_windowTwo = (wxWindow *) NULL;
                 OnUnsplit(removedWindow);

+                wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
+                event.m_data.win = removedWindow;
+                (void)DoSendEvent(event);

                 SetSashPositionAndNotify(0);
             }
             else
                 SetSashPositionAndNotify(0);
             }
             else


@@ -265,35 +291,21 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
 
         SizeWindows();
     }  // left up && dragging
 
         SizeWindows();
     }  // left up && dragging

-    else if (event.Moving() && !event.Dragging())
+    else if ((event.Moving() || event.Leaving() || event.Entering()) && (m_dragMode == wxSPLIT_DRAG_NONE))

     {
     {

-        // Just change the cursor if required
-        if ( SashHitTest(x, y) )
-        {
-            SetResizeCursor();
-        }
-#if defined(__WXGTK__) || defined(__WXMSW__)
+        if ( event.Leaving() || !SashHitTest(x, y) )
+            OnLeaveSash();

         else
         else

-        {
-            // We must set the normal cursor in MSW, because
-            // if the child window doesn't have a cursor, the
-            // parent's (splitter window) will be used, and this
-            // must be the standard cursor.
-
-            // where else do we unset the cursor?
-            SetCursor(* wxSTANDARD_CURSOR);
-        }
-#endif // __WXGTK__
+            OnEnterSash();

     }
     else if (event.Dragging() && (m_dragMode == wxSPLIT_DRAG_DRAGGING))
     {
     }
     else if (event.Dragging() && (m_dragMode == wxSPLIT_DRAG_DRAGGING))
     {

-#ifdef __WXMSW__
-        // Otherwise, the cursor sometimes reverts to the normal cursor
-        // during dragging.
-        SetResizeCursor();
-#endif // __WXMSW__
-

         int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_oldX : y - m_oldY;
         int diff = m_splitMode == wxSPLIT_VERTICAL ? x - m_oldX : y - m_oldY;

+        if ( !diff )
+        {
+            // nothing to do, mouse didn't really move far enough
+            return;
+        }

 
         int posSashOld = isLive ? m_sashPosition : m_sashPositionCurrent;
         int posSashNew = OnSashPositionChanging(posSashOld + diff);
 
         int posSashOld = isLive ? m_sashPosition : m_sashPositionCurrent;
         int posSashNew = OnSashPositionChanging(posSashOld + diff);


@@ -347,7 +359,7 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
             m_needUpdating = TRUE;
         }
     }
             m_needUpdating = TRUE;
         }
     }

-    else if ( event.LeftDClick() )
+    else if ( event.LeftDClick() && m_windowTwo )

     {
         OnDoubleClickSash(x, y);
     }
     {
         OnDoubleClickSash(x, y);
     }


@@ -364,26 +376,19 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
         parent = parent->GetParent();
     }
 
         parent = parent->GetParent();
     }
 

-    bool iconized = FALSE;
+    bool iconized;

 
 

-    // wxMotif doesn't yet have a wxTopLevelWindow implementation
-#ifdef __WXMOTIF__
-    wxFrame *winTop = wxDynamicCast(parent, wxFrame);
-#else

     wxTopLevelWindow *winTop = wxDynamicCast(parent, wxTopLevelWindow);
     wxTopLevelWindow *winTop = wxDynamicCast(parent, wxTopLevelWindow);

-#endif

     if ( winTop )
     {
         iconized = winTop->IsIconized();
     }
     if ( winTop )
     {
         iconized = winTop->IsIconized();
     }

-#ifndef __WXMOTIF__

     else
     {
         wxFAIL_MSG(wxT("should have a top level parent!"));
 
         iconized = FALSE;
     }
     else
     {
         wxFAIL_MSG(wxT("should have a top level parent!"));
 
         iconized = FALSE;
     }

-#endif

 
     if ( iconized )
     {
 
     if ( iconized )
     {


@@ -392,20 +397,14 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
         return;
     }
 
         return;
     }
 

-    int cw, ch;
-    GetClientSize( &cw, &ch );

     if ( m_windowTwo )
     {
     if ( m_windowTwo )
     {

-        if ( m_splitMode == wxSPLIT_VERTICAL )
-        {
-            if ( m_sashPosition >= (cw - 5) )
-                SetSashPositionAndNotify(wxMax(10, cw - 40));
-        }
-        else // m_splitMode == wxSPLIT_HORIZONTAL
-        {
-            if ( m_sashPosition >= (ch - 5) )
-                SetSashPositionAndNotify(wxMax(10, ch - 40));
-        }
+        int w, h;
+        GetClientSize(&w, &h);
+
+        int size = m_splitMode == wxSPLIT_VERTICAL ? w : h;
+        if ( m_sashPosition >= size - 5 )
+            SetSashPositionAndNotify(wxMax(10, size - 40));

     }
 
     SizeWindows();
     }
 
     SizeWindows();


@@ -416,197 +415,51 @@ bool wxSplitterWindow::SashHitTest(int x, int y, int tolerance)
     if ( m_windowTwo == NULL || m_sashPosition == 0)
         return FALSE; // No sash
 
     if ( m_windowTwo == NULL || m_sashPosition == 0)
         return FALSE; // No sash
 

-    if ( m_splitMode == wxSPLIT_VERTICAL )
-    {
-        if ( (x >= m_sashPosition - tolerance) && (x <= m_sashPosition + m_sashSize + tolerance) )
-            return TRUE;
-        else
-            return FALSE;
-    }
-    else
-    {
-        if ( (y >= (m_sashPosition- tolerance)) && (y <= (m_sashPosition + m_sashSize + tolerance)) )
-            return TRUE;
-        else
-            return FALSE;
-    }
+    int z = m_splitMode == wxSPLIT_VERTICAL ? x : y;
+
+    return z >= m_sashPosition - tolerance &&
+            z <= m_sashPosition + GetSashSize() + tolerance;

 }
 
 }
 

-// Draw 3D effect borders
-void wxSplitterWindow::DrawBorders(wxDC& dc)
+int wxSplitterWindow::GetSashSize() const

 {
 {

-    int w, h;
-    GetClientSize(&w, &h);
-
-    if ( GetWindowStyleFlag() & wxSP_3DBORDER )
-    {
-
-        dc.SetPen(*m_facePen);
-        dc.SetBrush(*m_faceBrush);
-        dc.DrawRectangle(1, 1 , w-1, m_borderSize-2 ); //high
-        dc.DrawRectangle(1, m_borderSize-2 , m_borderSize-2, h-1 ); // left
-        dc.DrawRectangle(w-m_borderSize+2, m_borderSize-2 , w-1, h-1 ); // right
-        dc.DrawRectangle(m_borderSize-2, h-m_borderSize+2 , w-m_borderSize+2, h-1 ); //bottom
-
-        dc.SetPen(*m_mediumShadowPen);
-        dc.DrawLine(m_borderSize-2, m_borderSize-2, w-m_borderSize+1, m_borderSize-2);
-        dc.DrawLine(m_borderSize-2, m_borderSize-2, m_borderSize-2, h-m_borderSize+1);
-
-        dc.SetPen(*m_darkShadowPen);
-        dc.DrawLine(m_borderSize-1, m_borderSize-1, w-m_borderSize, m_borderSize-1);
-        dc.DrawLine(m_borderSize-1, m_borderSize-1, m_borderSize-1, h-m_borderSize);
-
-        dc.SetPen(*m_hilightPen);
-        dc.DrawLine(m_borderSize - 2, h-m_borderSize+1, w-m_borderSize+1, h-m_borderSize+1);
-        dc.DrawLine(w-m_borderSize+1, m_borderSize - 2, w-m_borderSize+1, h-m_borderSize+2); // Surely the maximum y pos. should be h - 1.
-                                     /// Anyway, h is required for MSW.
-
-        dc.SetPen(*m_lightShadowPen);
-        dc.DrawLine(w-m_borderSize, m_borderSize-1, w-m_borderSize, h-m_borderSize); // Right hand side
-        dc.DrawLine(m_borderSize-1, h-m_borderSize, w-m_borderSize+1, h-m_borderSize);     // Bottom
-    }
-    else if ( GetWindowStyleFlag() & wxSP_BORDER )
-    {
-        dc.SetBrush(*wxTRANSPARENT_BRUSH);
-        dc.SetPen(*wxBLACK_PEN);
-        dc.DrawRectangle(0, 0, w-1, h-1);
-    }
+    return wxRendererNative::Get().GetSplitterParams(this).widthSash;
+}

 
 

-    dc.SetPen(wxNullPen);
-    dc.SetBrush(wxNullBrush);
+int wxSplitterWindow::GetBorderSize() const
+{
+    return wxRendererNative::Get().GetSplitterParams(this).border;

 }
 
 // Draw the sash
 void wxSplitterWindow::DrawSash(wxDC& dc)
 {
 }
 
 // Draw the sash
 void wxSplitterWindow::DrawSash(wxDC& dc)
 {

-    if ( m_sashPosition == 0 || !m_windowTwo)
+    if (HasFlag(wxSP_3DBORDER))
+        wxRendererNative::Get().DrawSplitterBorder
+                            (
+                                this,
+                                dc,
+                                GetClientRect()
+                            );
+
+    // don't draw sash if we're not split
+    if ( m_sashPosition == 0 || !m_windowTwo )

         return;
         return;

-    if (GetWindowStyle() & wxSP_NOSASH)
-        return;
-
-    int w, h;
-    GetClientSize(&w, &h);
-
-    if ( GetWindowStyleFlag() & wxSP_3DSASH )
-    {
-        if ( m_splitMode == wxSPLIT_VERTICAL )
-        {
-            dc.SetPen(*m_facePen);
-
-            if (HasFlag( wxSP_SASH_AQUA ))
-                dc.SetBrush(*wxWHITE_BRUSH);
-            else
-                dc.SetBrush(*m_faceBrush);
-            dc.DrawRectangle(m_sashPosition + 2, 0 , m_sashSize - 4, h );
-
-            dc.SetBrush(*wxTRANSPARENT_BRUSH);
-
-            dc.SetPen(*m_lightShadowPen);
-            int xShadow = m_borderSize ? m_borderSize - 1 : 0 ;
-            dc.DrawLine(m_sashPosition, xShadow , m_sashPosition, h-m_borderSize);
-
-            dc.SetPen(*m_hilightPen);
-            dc.DrawLine(m_sashPosition+1, m_borderSize - 2, m_sashPosition+1, h - m_borderSize+2);
-
-            if (!HasFlag( wxSP_SASH_AQUA ))
-                dc.SetPen(*m_mediumShadowPen);
-
-            int yMedium = m_borderSize ? h-m_borderSize+1 : h ;
-            dc.DrawLine(m_sashPosition+m_sashSize-2, xShadow, m_sashPosition+m_sashSize-2, yMedium);
-
-            if (HasFlag( wxSP_SASH_AQUA ))
-                dc.SetPen(*m_lightShadowPen);
-            else
-                dc.SetPen(*m_darkShadowPen);
-            dc.DrawLine(m_sashPosition+m_sashSize-1, m_borderSize, m_sashPosition+m_sashSize-1, h-m_borderSize );
-
-            // Draw the top and bottom edges of the sash, if requested
-            if (GetWindowStyle() & wxSP_FULLSASH)
-            {
-                // Top
-                dc.SetPen(*m_hilightPen);
-                dc.DrawLine(m_sashPosition+1, m_borderSize, m_sashPosition+m_sashSize-1, m_borderSize);
-
-                // Bottom
-                dc.SetPen(*m_darkShadowPen);
-                dc.DrawLine(m_sashPosition+1, h-m_borderSize-1, m_sashPosition+m_sashSize-1, h-m_borderSize-1);
-            }
-        }
-        else
-        {
-            dc.SetPen(*m_facePen);
-            if (HasFlag( wxSP_SASH_AQUA ))
-                dc.SetBrush(*wxWHITE_BRUSH);
-            else
-                dc.SetBrush(*m_faceBrush);
-            dc.DrawRectangle( m_borderSize-2, m_sashPosition + 2, w-m_borderSize+2, m_sashSize - 4);
-
-            dc.SetBrush(*wxTRANSPARENT_BRUSH);
-
-            dc.SetPen(*m_lightShadowPen);
-            dc.DrawLine(m_borderSize-1, m_sashPosition, w-m_borderSize, m_sashPosition);
-
-            dc.SetPen(*m_hilightPen);
-            dc.DrawLine(m_borderSize-2, m_sashPosition+1, w-m_borderSize+1, m_sashPosition+1);
-
-            if (!HasFlag( wxSP_SASH_AQUA ))
-                dc.SetPen(*m_mediumShadowPen);
-            dc.DrawLine(m_borderSize-1, m_sashPosition+m_sashSize-2, w-m_borderSize+1, m_sashPosition+m_sashSize-2);
-
-            if (HasFlag( wxSP_SASH_AQUA ))
-                dc.SetPen(*m_lightShadowPen);
-            else
-                dc.SetPen(*m_darkShadowPen);
-            dc.DrawLine(m_borderSize, m_sashPosition+m_sashSize-1, w-m_borderSize, m_sashPosition+m_sashSize-1);
-
-            // Draw the left and right edges of the sash, if requested
-            if (GetWindowStyle() & wxSP_FULLSASH)
-            {
-                // Left
-                dc.SetPen(*m_hilightPen);
-                dc.DrawLine(m_borderSize, m_sashPosition, m_borderSize, m_sashPosition+m_sashSize);
-
-                // Right
-                dc.SetPen(*m_darkShadowPen);
-                dc.DrawLine(w-m_borderSize-1, m_sashPosition+1, w-m_borderSize-1, m_sashPosition+m_sashSize-1);
-            }
-        }
-    }
-    else
-    {
-        if ( m_splitMode == wxSPLIT_VERTICAL )
-        {
-            dc.SetPen(*wxBLACK_PEN);
-            dc.SetBrush(*wxBLACK_BRUSH);
-            int h1 = h-1;
-            int y1 = 0;
-            if ( (GetWindowStyleFlag() & wxSP_BORDER) != wxSP_BORDER && (GetWindowStyleFlag() & wxSP_3DBORDER) != wxSP_3DBORDER )
-                h1 += 1; // Not sure why this is necessary...
-            if ( (GetWindowStyleFlag() & wxSP_3DBORDER) == wxSP_3DBORDER)
-            {
-                y1 = 2; h1 -= 3;
-            }
-            dc.DrawRectangle(m_sashPosition, y1, m_sashSize, h1);
-        }
-        else
-        {
-            dc.SetPen(*wxBLACK_PEN);
-            dc.SetBrush(*wxBLACK_BRUSH);
-            int w1 = w-1;
-            int x1 = 0;
-            if ( (GetWindowStyleFlag() & wxSP_BORDER) != wxSP_BORDER && (GetWindowStyleFlag() & wxSP_3DBORDER) != wxSP_3DBORDER )
-                w1 ++;
-            if ( (GetWindowStyleFlag() & wxSP_3DBORDER) == wxSP_3DBORDER)
-            {
-                x1 = 2; w1 -= 3;
-            }
-            dc.DrawRectangle(x1, m_sashPosition, w1, m_sashSize);
-        }

 
 

-    }
+    // nor if we're configured to not show it
+    if ( HasFlag(wxSP_NOSASH) )
+        return;

 
 

-    dc.SetPen(wxNullPen);
-    dc.SetBrush(wxNullBrush);
+    wxRendererNative::Get().DrawSplitterSash
+                            (
+                                this,
+                                dc,
+                                GetClientSize(),
+                                m_sashPosition,
+                                m_splitMode == wxSPLIT_VERTICAL ? wxVERTICAL
+                                                                : wxHORIZONTAL,
+                                m_isHot ? wxCONTROL_CURRENT : 0
+                            );

 }
 
 // Draw the sash tracker (for whilst moving the sash)
 }
 
 // Draw the sash tracker (for whilst moving the sash)


@@ -660,9 +513,6 @@ void wxSplitterWindow::DrawSashTracker(int x, int y)
     screenDC.DrawLine(x1, y1, x2, y2);
 
     screenDC.SetLogicalFunction(wxCOPY);
     screenDC.DrawLine(x1, y1, x2, y2);
 
     screenDC.SetLogicalFunction(wxCOPY);

-
-    screenDC.SetPen(wxNullPen);
-    screenDC.SetBrush(wxNullBrush);

 }
 
 int wxSplitterWindow::GetWindowSize() const
 }
 
 int wxSplitterWindow::GetWindowSize() const


@@ -749,7 +599,8 @@ void wxSplitterWindow::SizeWindows()
             DoSetSashPosition(newSashPosition);
         }
 
             DoSetSashPosition(newSashPosition);
         }
 

-        if ( newSashPosition == m_sashPosition )
+        if ( newSashPosition <= m_sashPosition
+            && newSashPosition >= m_sashPosition - GetBorderSize() )

         {
             // don't update it any more
             m_requestedSashPosition = INT_MAX;
         {
             // don't update it any more
             m_requestedSashPosition = INT_MAX;


@@ -766,32 +617,37 @@ void wxSplitterWindow::SizeWindows()
     }
     else if ( GetWindow1() && GetWindow2() )
     {
     }
     else if ( GetWindow1() && GetWindow2() )
     {

-        if (GetSplitMode() == wxSPLIT_VERTICAL)
+        const int border = GetBorderSize(),
+                  sash = GetSashSize();
+
+        int size1 = GetSashPosition() - border,
+            size2 = GetSashPosition() + sash;
+
+        int x2, y2, w1, h1, w2, h2;
+        if ( GetSplitMode() == wxSPLIT_VERTICAL )

         {
         {

-            int x1 = GetBorderSize();
-            int y1 = GetBorderSize();
-            int w1 = GetSashPosition() - GetBorderSize();
-            int h1 = h - 2*GetBorderSize();
-
-            int x2 = GetSashPosition() + GetSashSize();
-            int y2 = GetBorderSize();
-            int w2 = w - 2*GetBorderSize() - GetSashSize() - w1;
-            int h2 = h - 2*GetBorderSize();
-
-            GetWindow1()->SetSize(x1, y1, w1, h1);
-            GetWindow2()->SetSize(x2, y2, w2, h2);
+            w1 = size1;
+            w2 = w - 2*border - sash - w1;
+            h1 =
+            h2 = h - 2*border;
+            x2 = size2;
+            y2 = border;

         }
         }

-        else
+        else // horz splitter

         {
         {

-            GetWindow1()->SetSize(GetBorderSize(), GetBorderSize(),
-                w - 2*GetBorderSize(), GetSashPosition() - GetBorderSize());
-            GetWindow2()->SetSize(GetBorderSize(), GetSashPosition() + GetSashSize(),
-                w - 2*GetBorderSize(), h - 2*GetBorderSize() - GetSashSize() - (GetSashPosition() - GetBorderSize()));
+            w1 =
+            w2 = w - 2*border;
+            h1 = size1;
+            h2 = h - 2*border - sash - h1;
+            x2 = border;
+            y2 = size2;

         }
         }

+
+        GetWindow1()->SetSize(border, border, w1, h1);
+        GetWindow2()->SetSize(x2, y2, w2, h2);

     }
     }

+

     wxClientDC dc(this);
     wxClientDC dc(this);

-    if ( GetBorderSize() > 0 )
-        DrawBorders(dc);

     DrawSash(dc);
 
     SetNeedUpdating(FALSE);
     DrawSash(dc);
 
     SetNeedUpdating(FALSE);


@@ -800,6 +656,9 @@ void wxSplitterWindow::SizeWindows()
 // Set pane for unsplit window
 void wxSplitterWindow::Initialize(wxWindow *window)
 {
 // Set pane for unsplit window
 void wxSplitterWindow::Initialize(wxWindow *window)
 {

+    wxASSERT_MSG( window && window->GetParent() == this,
+                  _T("windows in the splitter should have it as parent!") );
+

     m_windowOne = window;
     m_windowTwo = (wxWindow *) NULL;
     DoSetSashPosition(0);
     m_windowOne = window;
     m_windowTwo = (wxWindow *) NULL;
     DoSetSashPosition(0);


@@ -815,6 +674,12 @@ bool wxSplitterWindow::DoSplit(wxSplitMode mode,
     if ( IsSplit() )
         return FALSE;
 
     if ( IsSplit() )
         return FALSE;
 

+    wxCHECK_MSG( window1 && window2, FALSE,
+                 _T("can not split with NULL window(s)") );
+
+    wxCHECK_MSG( window1->GetParent() == this && window2->GetParent() == this, FALSE,
+                  _T("windows in the splitter should have it as parent!") );
+

     m_splitMode = mode;
     m_windowOne = window1;
     m_windowTwo = window2;
     m_splitMode = mode;
     m_windowOne = window1;
     m_windowTwo = window2;


@@ -855,7 +720,7 @@ bool wxSplitterWindow::Unsplit(wxWindow *toRemove)
     if ( ! IsSplit() )
         return FALSE;
 
     if ( ! IsSplit() )
         return FALSE;
 

-    wxWindow *win = NULL;
+    wxWindow *win;

     if ( toRemove == NULL || toRemove == m_windowTwo)
     {
         win = m_windowTwo ;
     if ( toRemove == NULL || toRemove == m_windowTwo)
     {
         win = m_windowTwo ;


@@ -923,43 +788,6 @@ void wxSplitterWindow::SetSashPosition(int position, bool redraw)
     }
 }
 
     }
 }
 

-// Initialize colours
-void wxSplitterWindow::InitColours()
-{
-    wxDELETE( m_facePen );
-    wxDELETE( m_faceBrush );
-    wxDELETE( m_mediumShadowPen );
-    wxDELETE( m_darkShadowPen );
-    wxDELETE( m_lightShadowPen );
-    wxDELETE( m_hilightPen );
-
-    // Shadow colours
-#ifndef __WIN16__
-    wxColour faceColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
-    m_facePen = new wxPen(faceColour, 1, wxSOLID);
-    m_faceBrush = new wxBrush(faceColour, wxSOLID);
-
-    wxColour mediumShadowColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW));
-    m_mediumShadowPen = new wxPen(mediumShadowColour, 1, wxSOLID);
-
-    wxColour darkShadowColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW));
-    m_darkShadowPen = new wxPen(darkShadowColour, 1, wxSOLID);
-
-    wxColour lightShadowColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT));
-    m_lightShadowPen = new wxPen(lightShadowColour, 1, wxSOLID);
-
-    wxColour hilightColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DHILIGHT));
-    m_hilightPen = new wxPen(hilightColour, 1, wxSOLID);
-#else
-    m_facePen = new wxPen("LIGHT GREY", 1, wxSOLID);
-    m_faceBrush = new wxBrush("LIGHT GREY", wxSOLID);
-    m_mediumShadowPen = new wxPen("GREY", 1, wxSOLID);
-    m_darkShadowPen = new wxPen("BLACK", 1, wxSOLID);
-    m_lightShadowPen = new wxPen("LIGHT GREY", 1, wxSOLID);
-    m_hilightPen = new wxPen("WHITE", 1, wxSOLID);
-#endif // __WIN16__
-}
-

 bool wxSplitterWindow::DoSendEvent(wxSplitterEvent& event)
 {
     return !GetEventHandler()->ProcessEvent(event) || event.IsAllowed();
 bool wxSplitterWindow::DoSendEvent(wxSplitterEvent& event)
 {
     return !GetEventHandler()->ProcessEvent(event) || event.IsAllowed();


@@ -1044,6 +872,8 @@ int wxSplitterWindow::OnSashPositionChanging(int newSashPosition)
 // the sash if the minimum pane size is zero.
 void wxSplitterWindow::OnDoubleClickSash(int x, int y)
 {
 // the sash if the minimum pane size is zero.
 void wxSplitterWindow::OnDoubleClickSash(int x, int y)
 {

+    wxCHECK_RET(m_windowTwo, wxT("splitter: no window to remove"));
+

     // new code should handle events instead of using the virtual functions
     wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_DOUBLECLICKED, this);
     event.m_data.pt.x = x;
     // new code should handle events instead of using the virtual functions
     wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_DOUBLECLICKED, this);
     event.m_data.pt.x = x;


@@ -1052,7 +882,13 @@ void wxSplitterWindow::OnDoubleClickSash(int x, int y)
     {
         if ( GetMinimumPaneSize() == 0 || m_permitUnsplitAlways )
         {
     {
         if ( GetMinimumPaneSize() == 0 || m_permitUnsplitAlways )
         {

-            Unsplit();
+            wxWindow* win = m_windowTwo;
+            if ( Unsplit(win) )
+            {
+                wxSplitterEvent unsplitEvent(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
+                unsplitEvent.m_data.win = win;
+                (void)DoSendEvent(unsplitEvent);
+            }

         }
     }
     //else: blocked by user
         }
     }
     //else: blocked by user


@@ -1060,16 +896,11 @@ void wxSplitterWindow::OnDoubleClickSash(int x, int y)
 
 void wxSplitterWindow::OnUnsplit(wxWindow *winRemoved)
 {
 
 void wxSplitterWindow::OnUnsplit(wxWindow *winRemoved)
 {

-    // do it before calling the event handler which may delete the window
+    // call this before calling the event handler which may delete the window

     winRemoved->Show(FALSE);
     winRemoved->Show(FALSE);

-
-    wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_UNSPLIT, this);
-    event.m_data.win = winRemoved;
-
-    (void)DoSendEvent(event);

 }
 
 }
 

-#ifdef __WXMSW__
+#if defined( __WXMSW__ ) || defined( __WXMAC__)

 
 // this is currently called (and needed) under MSW only...
 void wxSplitterWindow::OnSetCursor(wxSetCursorEvent& event)
 
 // this is currently called (and needed) under MSW only...
 void wxSplitterWindow::OnSetCursor(wxSetCursorEvent& event)


@@ -1086,5 +917,7 @@ void wxSplitterWindow::OnSetCursor(wxSetCursorEvent& event)
     //else: do nothing, in particular, don't call Skip()
 }
 
     //else: do nothing, in particular, don't call Skip()
 }
 

-#endif // wxMSW
+#endif // wxMSW || wxMac
+
+#endif // wxUSE_SPLITTER