Clean up indentation / tabs from previous patch

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

diff --git a/src/generic/splitter.cpp b/src/generic/splitter.cpp
index 3f1c33e32769c7cd13ab00a0337f6f4c46f23cb6..6052fd67d8b138cf52a5f5c69a7a73c479c6a598 100644 (file)
--- a/src/generic/splitter.cpp
+++ b/src/generic/splitter.cpp
@@ -36,6 +36,10 @@
     #include "wx/settings.h"
 #endif
 
     #include "wx/settings.h"
 #endif
 

+#ifdef __WXMAC__
+    #include "wx/mac/private.h"
+#endif
+

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


@@ -50,12 +54,12 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPLITTER_UNSPLIT)
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterWindow, wxWindow)
 
 /*
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterWindow, wxWindow)
 
 /*

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

 */
 
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterEvent, wxNotifyEvent)
 */
 
 IMPLEMENT_DYNAMIC_CLASS(wxSplitterEvent, wxNotifyEvent)


@@ -88,11 +92,15 @@ bool wxSplitterWindow::Create(wxWindow *parent, wxWindowID id,
     style |= wxBORDER_NONE;
 
     if ( !wxWindow::Create(parent, id, pos, size, style, name) )
     style |= wxBORDER_NONE;
 
     if ( !wxWindow::Create(parent, id, pos, size, style, name) )

-        return FALSE;
+        return false;

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

-    return TRUE;
+    // don't erase the splitter background, it's pointless as we overwrite it
+    // anyhow
+    SetBackgroundStyle(wxBG_STYLE_CUSTOM);
+
+    return true;

 }
 
 void wxSplitterWindow::Init()
 }
 
 void wxSplitterWindow::Init()


@@ -100,7 +108,7 @@ void wxSplitterWindow::Init()
     m_container.SetContainerWindow(this);
 
     m_splitMode = wxSPLIT_VERTICAL;
     m_container.SetContainerWindow(this);
 
     m_splitMode = wxSPLIT_VERTICAL;

-    m_permitUnsplitAlways = TRUE;
+    m_permitUnsplitAlways = true;

     m_windowOne = (wxWindow *) NULL;
     m_windowTwo = (wxWindow *) NULL;
     m_dragMode = wxSPLIT_DRAG_NONE;
     m_windowOne = (wxWindow *) NULL;
     m_windowTwo = (wxWindow *) NULL;
     m_dragMode = wxSPLIT_DRAG_NONE;


@@ -109,12 +117,15 @@ void wxSplitterWindow::Init()
     m_firstX = 0;
     m_firstY = 0;
     m_sashPosition = m_requestedSashPosition = 0;
     m_firstX = 0;
     m_firstY = 0;
     m_sashPosition = m_requestedSashPosition = 0;

+    m_sashGravity = 0.0;
+    m_lastSize = wxSize(0,0);
+    m_checkRequestedSashPosition = false;

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

-    m_needUpdating = FALSE;
+    m_needUpdating = false;

     m_isHot = false;
 }
 
     m_isHot = false;
 }
 


@@ -173,7 +184,16 @@ void wxSplitterWindow::OnPaint(wxPaintEvent& WXUNUSED(event))
 void wxSplitterWindow::OnInternalIdle()
 {
     wxWindow::OnInternalIdle();
 void wxSplitterWindow::OnInternalIdle()
 {
     wxWindow::OnInternalIdle();

-    
+
+    // if this is the first idle time after a sash position has potentially
+    // been set, allow SizeWindows to check for a requested size.
+    if (!m_checkRequestedSashPosition)
+    {
+        m_checkRequestedSashPosition = true;
+        SizeWindows();
+        return; // it won't needUpdating in this case
+    }
+

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


@@ -190,15 +210,18 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
     // following the mouse movement while it drags the sash, without it we only
     // draw the sash at the new position but only resize the windows when the
     // dragging is finished
     // following the mouse movement while it drags the sash, without it we only
     // draw the sash at the new position but only resize the windows when the
     // dragging is finished

+#if defined( __WXMAC__ ) && TARGET_API_MAC_OSX == 1
+    bool isLive = true ;
+#else

     bool isLive = (GetWindowStyleFlag() & wxSP_LIVE_UPDATE) != 0;
     bool isLive = (GetWindowStyleFlag() & wxSP_LIVE_UPDATE) != 0;

-
+#endif

     if (event.LeftDown())
     {
         if ( SashHitTest(x, y) )
         {
             // Start the drag now
             m_dragMode = wxSPLIT_DRAG_DRAGGING;
     if (event.LeftDown())
     {
         if ( SashHitTest(x, y) )
         {
             // Start the drag now
             m_dragMode = wxSPLIT_DRAG_DRAGGING;

-            
+

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


@@ -223,7 +246,7 @@ 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();
         SetCursor(* wxSTANDARD_CURSOR);
         // Release mouse and unset the cursor
         ReleaseMouse();
         SetCursor(* wxSTANDARD_CURSOR);


@@ -356,7 +379,7 @@ void wxSplitterWindow::OnMouseEvent(wxMouseEvent& event)
         else
         {
             SetSashPositionAndNotify(posSashNew);
         else
         {
             SetSashPositionAndNotify(posSashNew);

-            m_needUpdating = TRUE;
+            m_needUpdating = true;

         }
     }
     else if ( event.LeftDClick() && m_windowTwo )
         }
     }
     else if ( event.LeftDClick() && m_windowTwo )


@@ -370,13 +393,8 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
     // only process this message if we're not iconized - otherwise iconizing
     // and restoring a window containing the splitter has a funny side effect
     // of changing the splitter position!
     // only process this message if we're not iconized - otherwise iconizing
     // and restoring a window containing the splitter has a funny side effect
     // of changing the splitter position!

-    wxWindow *parent = GetParent();
-    while ( parent && !parent->IsTopLevel() )
-    {
-        parent = parent->GetParent();
-    }
-
-    bool iconized = FALSE;
+    wxWindow *parent = wxGetTopLevelParent(this);
+    bool iconized;

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


@@ -387,11 +405,13 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
     {
         wxFAIL_MSG(wxT("should have a top level parent!"));
 
     {
         wxFAIL_MSG(wxT("should have a top level parent!"));
 

-        iconized = FALSE;
+        iconized = false;

     }
 
     if ( iconized )
     {
     }
 
     if ( iconized )
     {

+        m_lastSize = wxSize(0,0);
+

         event.Skip();
 
         return;
         event.Skip();
 
         return;


@@ -403,22 +423,46 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
         GetClientSize(&w, &h);
 
         int size = m_splitMode == wxSPLIT_VERTICAL ? w : h;
         GetClientSize(&w, &h);
 
         int size = m_splitMode == wxSPLIT_VERTICAL ? w : h;

+
+        int old_size = m_splitMode == wxSPLIT_VERTICAL ? m_lastSize.x : m_lastSize.y;
+        if ( old_size != 0 )
+        {
+            int delta = (int) ( (size - old_size)*m_sashGravity );
+            if ( delta != 0 )
+            {
+                int newPosition = m_sashPosition + delta;
+                if( newPosition < m_minimumPaneSize )
+                    newPosition = m_minimumPaneSize;
+                SetSashPositionAndNotify(newPosition);
+            }
+        }
+

         if ( m_sashPosition >= size - 5 )
             SetSashPositionAndNotify(wxMax(10, size - 40));
         if ( m_sashPosition >= size - 5 )
             SetSashPositionAndNotify(wxMax(10, size - 40));

+        m_lastSize = wxSize(w,h);

     }
 
     SizeWindows();
 }
 
     }
 
     SizeWindows();
 }
 

+void wxSplitterWindow::SetSashGravity(double gravity)
+{
+    wxCHECK_RET( gravity >= 0. && gravity <= 1.,
+                    _T("invalid gravity value") );
+
+    m_sashGravity = gravity;
+}
+

 bool wxSplitterWindow::SashHitTest(int x, int y, int tolerance)
 {
     if ( m_windowTwo == NULL || m_sashPosition == 0)
 bool wxSplitterWindow::SashHitTest(int x, int y, int tolerance)
 {
     if ( m_windowTwo == NULL || m_sashPosition == 0)

-        return FALSE; // No sash
+        return false; // No sash

 
     int z = m_splitMode == wxSPLIT_VERTICAL ? x : y;
 
     int z = m_splitMode == wxSPLIT_VERTICAL ? x : y;

+    int hitMin = m_sashPosition - tolerance;
+    int hitMax = m_sashPosition + GetSashSize() + tolerance;

 
 

-    return z >= m_sashPosition - tolerance &&
-            z <= m_sashPosition + GetSashSize() + tolerance;
+    return z >=  hitMin && z <= hitMax;

 }
 
 int wxSplitterWindow::GetSashSize() const
 }
 
 int wxSplitterWindow::GetSashSize() const


@@ -458,7 +502,7 @@ void wxSplitterWindow::DrawSash(wxDC& dc)
                                 m_sashPosition,
                                 m_splitMode == wxSPLIT_VERTICAL ? wxVERTICAL
                                                                 : wxHORIZONTAL,
                                 m_sashPosition,
                                 m_splitMode == wxSPLIT_VERTICAL ? wxVERTICAL
                                                                 : wxHORIZONTAL,

-                                m_isHot ? wxCONTROL_CURRENT : 0
+                                m_isHot ? (int)wxCONTROL_CURRENT : 0

                             );
 }
 
                             );
 }
 


@@ -554,7 +598,7 @@ int wxSplitterWindow::AdjustSashPosition(int sashPos) const
         if ( minSize == -1 || m_minimumPaneSize > minSize )
             minSize = m_minimumPaneSize;
 
         if ( minSize == -1 || m_minimumPaneSize > minSize )
             minSize = m_minimumPaneSize;
 

-        int maxSize = window_size - minSize - GetBorderSize();
+        int maxSize = window_size - minSize - GetBorderSize() - GetSashSize();

         if ( sashPos > maxSize )
             sashPos = maxSize;
     }
         if ( sashPos > maxSize )
             sashPos = maxSize;
     }


@@ -567,15 +611,21 @@ bool wxSplitterWindow::DoSetSashPosition(int sashPos)
     int newSashPosition = AdjustSashPosition(sashPos);
 
     if ( newSashPosition == m_sashPosition )
     int newSashPosition = AdjustSashPosition(sashPos);
 
     if ( newSashPosition == m_sashPosition )

-        return FALSE;
+        return false;

 
     m_sashPosition = newSashPosition;
 
 
     m_sashPosition = newSashPosition;
 

-    return TRUE;
+    return true;

 }
 
 void wxSplitterWindow::SetSashPositionAndNotify(int sashPos)
 {
 }
 
 void wxSplitterWindow::SetSashPositionAndNotify(int sashPos)
 {

+    // we must reset the request here, otherwise the sash would be stuck at
+    // old position if the user attempted to move the sash after invalid
+    // (e.g. smaller than minsize) sash position was requested using
+    // SetSashPosition():
+    m_requestedSashPosition = INT_MAX;
+

     if ( DoSetSashPosition(sashPos) )
     {
         wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGED, this);
     if ( DoSetSashPosition(sashPos) )
     {
         wxSplitterEvent event(wxEVT_COMMAND_SPLITTER_SASH_POS_CHANGED, this);


@@ -591,7 +641,7 @@ void wxSplitterWindow::SetSashPositionAndNotify(int sashPos)
 void wxSplitterWindow::SizeWindows()
 {
     // check if we have delayed setting the real sash position
 void wxSplitterWindow::SizeWindows()
 {
     // check if we have delayed setting the real sash position

-    if ( m_requestedSashPosition != INT_MAX )
+    if ( m_checkRequestedSashPosition && m_requestedSashPosition != INT_MAX )

     {
         int newSashPosition = ConvertSashPosition(m_requestedSashPosition);
         if ( newSashPosition != m_sashPosition )
     {
         int newSashPosition = ConvertSashPosition(m_requestedSashPosition);
         if ( newSashPosition != m_sashPosition )


@@ -650,15 +700,18 @@ void wxSplitterWindow::SizeWindows()
     wxClientDC dc(this);
     DrawSash(dc);
 
     wxClientDC dc(this);
     DrawSash(dc);
 

-    SetNeedUpdating(FALSE);
+    SetNeedUpdating(false);

 }
 
 // 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,
+    wxASSERT_MSG( (!window || (window && window->GetParent() == this)),

                   _T("windows in the splitter should have it as parent!") );
 
                   _T("windows in the splitter should have it as parent!") );
 

+    if (! window->IsShown())
+        window->Show();
+

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


@@ -666,20 +719,25 @@ void wxSplitterWindow::Initialize(wxWindow *window)
 
 // Associates the given window with window 2, drawing the appropriate sash
 // and changing the split mode.
 
 // Associates the given window with window 2, drawing the appropriate sash
 // and changing the split mode.

-// Does nothing and returns FALSE if the window is already split.
+// Does nothing and returns false if the window is already split.

 bool wxSplitterWindow::DoSplit(wxSplitMode mode,
                                wxWindow *window1, wxWindow *window2,
                                int sashPosition)
 {
     if ( IsSplit() )
 bool wxSplitterWindow::DoSplit(wxSplitMode mode,
                                wxWindow *window1, wxWindow *window2,
                                int sashPosition)
 {
     if ( IsSplit() )

-        return FALSE;
+        return false;

 
 

-    wxCHECK_MSG( window1 && window2, FALSE,
+    wxCHECK_MSG( window1 && window2, false,

                  _T("can not split with NULL window(s)") );
 
                  _T("can not split with NULL window(s)") );
 

-    wxCHECK_MSG( window1->GetParent() == this && window2->GetParent() == this, FALSE,
+    wxCHECK_MSG( window1->GetParent() == this && window2->GetParent() == this, false,

                   _T("windows in the splitter should have it as parent!") );
 
                   _T("windows in the splitter should have it as parent!") );
 

+    if (! window1->IsShown())
+        window1->Show();
+    if (! window2->IsShown())
+        window2->Show();
+

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


@@ -687,12 +745,13 @@ bool wxSplitterWindow::DoSplit(wxSplitMode mode,
     // remember the sash position we want to set for later if we can't set it
     // right now (e.g. because the window is too small)
     m_requestedSashPosition = sashPosition;
     // remember the sash position we want to set for later if we can't set it
     // right now (e.g. because the window is too small)
     m_requestedSashPosition = sashPosition;

+    m_checkRequestedSashPosition = false;

 
     DoSetSashPosition(ConvertSashPosition(sashPosition));
 
     SizeWindows();
 
 
     DoSetSashPosition(ConvertSashPosition(sashPosition));
 
     SizeWindows();
 

-    return TRUE;
+    return true;

 }
 
 int wxSplitterWindow::ConvertSashPosition(int sashPosition) const
 }
 
 int wxSplitterWindow::ConvertSashPosition(int sashPosition) const


@@ -718,9 +777,9 @@ int wxSplitterWindow::ConvertSashPosition(int sashPosition) const
 bool wxSplitterWindow::Unsplit(wxWindow *toRemove)
 {
     if ( ! IsSplit() )
 bool wxSplitterWindow::Unsplit(wxWindow *toRemove)
 {
     if ( ! IsSplit() )

-        return FALSE;
+        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 ;


@@ -736,21 +795,21 @@ bool wxSplitterWindow::Unsplit(wxWindow *toRemove)
     {
         wxFAIL_MSG(wxT("splitter: attempt to remove a non-existent window"));
 
     {
         wxFAIL_MSG(wxT("splitter: attempt to remove a non-existent window"));
 

-        return FALSE;
+        return false;

     }
 
     OnUnsplit(win);
     DoSetSashPosition(0);
     SizeWindows();
 
     }
 
     OnUnsplit(win);
     DoSetSashPosition(0);
     SizeWindows();
 

-    return TRUE;
+    return true;

 }
 
 // Replace a window with another one
 bool wxSplitterWindow::ReplaceWindow(wxWindow *winOld, wxWindow *winNew)
 {
 }
 
 // Replace a window with another one
 bool wxSplitterWindow::ReplaceWindow(wxWindow *winOld, wxWindow *winNew)
 {

-    wxCHECK_MSG( winOld, FALSE, wxT("use one of Split() functions instead") );
-    wxCHECK_MSG( winNew, FALSE, wxT("use Unsplit() functions instead") );
+    wxCHECK_MSG( winOld, false, wxT("use one of Split() functions instead") );
+    wxCHECK_MSG( winNew, false, wxT("use Unsplit() functions instead") );

 
     if ( winOld == m_windowTwo )
     {
 
     if ( winOld == m_windowTwo )
     {


@@ -764,23 +823,29 @@ bool wxSplitterWindow::ReplaceWindow(wxWindow *winOld, wxWindow *winNew)
     {
         wxFAIL_MSG(wxT("splitter: attempt to replace a non-existent window"));
 
     {
         wxFAIL_MSG(wxT("splitter: attempt to replace a non-existent window"));
 

-        return FALSE;
+        return false;

     }
 
     SizeWindows();
 
     }
 
     SizeWindows();
 

-    return TRUE;
+    return true;

 }
 
 void wxSplitterWindow::SetMinimumPaneSize(int min)
 {
     m_minimumPaneSize = min;
 }
 
 void wxSplitterWindow::SetMinimumPaneSize(int min)
 {
     m_minimumPaneSize = min;

-    SetSashPosition(m_sashPosition); // re-check limits
+    int pos = m_requestedSashPosition != INT_MAX ? m_requestedSashPosition : m_sashPosition;
+    SetSashPosition(pos); // re-check limits

 }
 
 void wxSplitterWindow::SetSashPosition(int position, bool redraw)
 {
 }
 
 void wxSplitterWindow::SetSashPosition(int position, bool redraw)
 {

-    DoSetSashPosition(position);
+    // remember the sash position we want to set for later if we can't set it
+    // right now (e.g. because the window is too small)
+    m_requestedSashPosition = position;
+    m_checkRequestedSashPosition = false;
+
+    DoSetSashPosition(ConvertSashPosition(position));

 
     if ( redraw )
     {
 
     if ( redraw )
     {


@@ -788,11 +853,61 @@ void wxSplitterWindow::SetSashPosition(int position, bool redraw)
     }
 }
 
     }
 }
 

+// Make sure the child window sizes are updated. This is useful
+// for reducing flicker by updating the sizes before a
+// window is shown, if you know the overall size is correct.
+void wxSplitterWindow::UpdateSize()
+{
+    m_checkRequestedSashPosition = true;
+    SizeWindows();
+    m_checkRequestedSashPosition = false;
+}
+

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

+wxSize wxSplitterWindow::DoGetBestSize() const
+{
+    // get best sizes of subwindows
+    wxSize size1, size2;
+    if ( m_windowOne )
+        size1 = m_windowOne->GetBestSize();
+    if ( m_windowTwo )
+        size2 = m_windowTwo->GetBestSize();
+
+    // sum them
+    //
+    // pSash points to the size component to which sash size must be added
+    int *pSash;
+    wxSize sizeBest;
+    if ( m_splitMode == wxSPLIT_VERTICAL )
+    {
+        sizeBest.y = wxMax(size1.y, size2.y);
+        sizeBest.x = wxMax(size1.x, m_minimumPaneSize) +
+                        wxMax(size2.x, m_minimumPaneSize);
+
+        pSash = &sizeBest.x;
+    }
+    else // wxSPLIT_HORIZONTAL
+    {
+        sizeBest.x = wxMax(size1.x, size2.x);
+        sizeBest.y = wxMax(size1.y, m_minimumPaneSize) +
+                        wxMax(size2.y, m_minimumPaneSize);
+
+        pSash = &sizeBest.y;
+    }
+
+    // account for the border and the sash
+    int border = 2*GetBorderSize();
+    *pSash += GetSashSize();
+    sizeBest.x += border;
+    sizeBest.y += border;
+
+    return sizeBest;
+}
+

 // ---------------------------------------------------------------------------
 // wxSplitterWindow virtual functions: they now just generate the events
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // wxSplitterWindow virtual functions: they now just generate the events
 // ---------------------------------------------------------------------------


@@ -800,7 +915,7 @@ bool wxSplitterWindow::DoSendEvent(wxSplitterEvent& event)
 bool wxSplitterWindow::OnSashPositionChange(int WXUNUSED(newSashPosition))
 {
     // always allow by default
 bool wxSplitterWindow::OnSashPositionChange(int WXUNUSED(newSashPosition))
 {
     // always allow by default

-    return TRUE;
+    return true;

 }
 
 int wxSplitterWindow::OnSashPositionChanging(int newSashPosition)
 }
 
 int wxSplitterWindow::OnSashPositionChanging(int newSashPosition)


@@ -818,7 +933,7 @@ int wxSplitterWindow::OnSashPositionChanging(int newSashPosition)
     // Obtain relevant window dimension for bottom / right threshold check
     int window_size = GetWindowSize();
 
     // Obtain relevant window dimension for bottom / right threshold check
     int window_size = GetWindowSize();
 

-    bool unsplit_scenario = FALSE;
+    bool unsplit_scenario = false;

     if ( m_permitUnsplitAlways || m_minimumPaneSize == 0 )
     {
         // Do edge detection if unsplit premitted
     if ( m_permitUnsplitAlways || m_minimumPaneSize == 0 )
     {
         // Do edge detection if unsplit premitted


@@ -826,13 +941,13 @@ int wxSplitterWindow::OnSashPositionChanging(int newSashPosition)
         {
             // threshold top / left check
             newSashPosition = 0;
         {
             // threshold top / left check
             newSashPosition = 0;

-            unsplit_scenario = TRUE;
+            unsplit_scenario = true;

         }
         if ( newSashPosition >= window_size - UNSPLIT_THRESHOLD )
         {
             // threshold bottom/right check
             newSashPosition = window_size;
         }
         if ( newSashPosition >= window_size - UNSPLIT_THRESHOLD )
         {
             // threshold bottom/right check
             newSashPosition = window_size;

-            unsplit_scenario = TRUE;
+            unsplit_scenario = true;

         }
     }
 
         }
     }
 


@@ -897,7 +1012,7 @@ void wxSplitterWindow::OnDoubleClickSash(int x, int y)
 void wxSplitterWindow::OnUnsplit(wxWindow *winRemoved)
 {
     // call this before calling the event handler which may delete the window
 void wxSplitterWindow::OnUnsplit(wxWindow *winRemoved)
 {
     // call this before calling the event handler which may delete the window

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

 }
 
 #if defined( __WXMSW__ ) || defined( __WXMAC__)
 }
 
 #if defined( __WXMSW__ ) || defined( __WXMAC__)


@@ -909,7 +1024,7 @@ void wxSplitterWindow::OnSetCursor(wxSetCursorEvent& event)
     // and like this we explicitly say that our cursor should not be used for
     // children windows which overlap us
 
     // and like this we explicitly say that our cursor should not be used for
     // children windows which overlap us
 

-    if ( SashHitTest(event.GetX(), event.GetY()) )
+    if ( SashHitTest(event.GetX(), event.GetY(), 0) )

     {
         // default processing is ok
         event.Skip();
     {
         // default processing is ok
         event.Skip();