X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1c6c52fdefbee79857043cabd7e7e2f768bb09ad..f51723055aa4334a355a19e87bb2b478b4204d15:/src/generic/vscroll.cpp

diff --git a/src/generic/vscroll.cpp b/src/generic/vscroll.cpp
index e6cf0713d8..a4256ef804 100644
--- a/src/generic/vscroll.cpp
+++ b/src/generic/vscroll.cpp
@@ -2,7 +2,7 @@
 // Name:        src/generic/vscroll.cpp
 // Purpose:     wxVScrolledWindow implementation
 // Author:      Vadim Zeitlin
-// Modified by: Brad Anderson
+// Modified by: Brad Anderson, David Warkentin
 // Created:     30.05.03
 // RCS-ID:      $Id$
 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
@@ -53,7 +53,7 @@ public:
 private:
     wxVarScrollHelperBase *m_scrollHelper;
 
-    DECLARE_NO_COPY_CLASS(wxVarScrollHelperEvtHandler)
+    wxDECLARE_NO_COPY_CLASS(wxVarScrollHelperEvtHandler);
 };
 
 // ============================================================================
@@ -155,8 +155,9 @@ wxVarScrollHelperBase::wxVarScrollHelperBase(wxWindow *win)
     m_unitFirst = 0;
 
     m_win =
-    m_targetWindow = (wxWindow *)NULL;
+    m_targetWindow = NULL;
 
+    m_physicalScrolling = true;
     m_handler = NULL;
 
     m_win = win;
@@ -592,7 +593,7 @@ bool wxVarScrollHelperBase::DoScrollToUnit(size_t unit)
     // to avoid flicker.  We can't do this if we have children because they
     // won't be scrolled
     if ( m_targetWindow->GetChildren().empty() &&
-         GetVisibleBegin() >= unitLastOld || GetVisibleEnd() <= unitFirstOld )
+         (GetVisibleBegin() >= unitLastOld || GetVisibleEnd() <= unitFirstOld) )
     {
         // the simplest case: we don't have any old units left, just redraw
         // everything
@@ -600,7 +601,12 @@ bool wxVarScrollHelperBase::DoScrollToUnit(size_t unit)
     }
     else // scroll the window
     {
+        // Avoid scrolling visible parts of the screen on Mac
+#ifdef __WXMAC__
+        if (m_physicalScrolling && m_targetWindow->IsShownOnScreen())
+#else
         if ( m_physicalScrolling )
+#endif
         {
             wxCoord dx = 0,
                     dy = GetUnitsSize(GetVisibleBegin(), unitFirstOld);
@@ -923,3 +929,60 @@ IMPLEMENT_ABSTRACT_CLASS(wxVScrolledWindow, wxPanel)
 IMPLEMENT_ABSTRACT_CLASS(wxHScrolledWindow, wxPanel)
 IMPLEMENT_ABSTRACT_CLASS(wxHVScrolledWindow, wxPanel)
 
+
+#if WXWIN_COMPATIBILITY_2_8
+
+// ===========================================================================
+// wxVarVScrollLegacyAdaptor
+// ===========================================================================
+
+size_t wxVarVScrollLegacyAdaptor::GetFirstVisibleLine() const 
+{ return GetVisibleRowsBegin(); }
+
+size_t wxVarVScrollLegacyAdaptor::GetLastVisibleLine() const
+{ return GetVisibleRowsEnd() - 1; }
+
+size_t wxVarVScrollLegacyAdaptor::GetLineCount() const
+{ return GetRowCount(); }
+
+void wxVarVScrollLegacyAdaptor::SetLineCount(size_t count)
+{ SetRowCount(count); }
+
+void wxVarVScrollLegacyAdaptor::RefreshLine(size_t line)
+{ RefreshRow(line); }
+
+void wxVarVScrollLegacyAdaptor::RefreshLines(size_t from, size_t to)
+{ RefreshRows(from, to); }
+        
+bool wxVarVScrollLegacyAdaptor::ScrollToLine(size_t line)
+{ return ScrollToRow(line); }
+
+bool wxVarVScrollLegacyAdaptor::ScrollLines(int lines)
+{ return ScrollRows(lines); }
+        
+bool wxVarVScrollLegacyAdaptor::ScrollPages(int pages)
+{ return ScrollRowPages(pages); }
+
+wxCoord wxVarVScrollLegacyAdaptor::OnGetLineHeight(size_t WXUNUSED(n)) const
+{
+    wxFAIL_MSG( _T("OnGetLineHeight() must be overridden if OnGetRowHeight() isn't!") );
+    return -1;
+}
+
+void wxVarVScrollLegacyAdaptor::OnGetLinesHint(size_t WXUNUSED(lineMin),
+                                               size_t WXUNUSED(lineMax)) const
+{
+}
+
+wxCoord wxVarVScrollLegacyAdaptor::OnGetRowHeight(size_t n) const
+{
+    return OnGetLineHeight(n);
+}
+
+void wxVarVScrollLegacyAdaptor::OnGetRowsHeightHint(size_t rowMin,
+                                                    size_t rowMax) const
+{
+    OnGetLinesHint(rowMin, rowMax);
+}
+
+#endif // WXWIN_COMPATIBILITY_2_8