X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7152f0c68dfb73bad2a3dd0304f3723c18c9a668..19e30148e18cc99296b26503c155e5cef59045f4:/src/generic/scrlwing.cpp

diff --git a/src/generic/scrlwing.cpp b/src/generic/scrlwing.cpp
index 1cef14d60f..904104e371 100644
--- a/src/generic/scrlwing.cpp
+++ b/src/generic/scrlwing.cpp
@@ -799,10 +799,24 @@ void wxScrollHelper::EnableScrolling (bool x_scroll, bool y_scroll)
 
 void wxScrollHelper::GetVirtualSize (int *x, int *y) const
 {
+    wxSize sz(0, 0);
+    if (m_targetWindow)
+        sz = m_targetWindow->GetClientSize();
+
     if ( x )
-        *x = m_xScrollPixelsPerLine * m_xScrollLines;
+    {
+        if (m_xScrollPixelsPerLine == 0)
+            *x = sz.x;
+        else
+            *x = m_xScrollPixelsPerLine * m_xScrollLines;
+    }
     if ( y )
-        *y = m_yScrollPixelsPerLine * m_yScrollLines;
+    {
+        if (m_yScrollPixelsPerLine == 0)
+            *y = sz.y;
+        else
+            *y = m_yScrollPixelsPerLine * m_yScrollLines;
+    }
 }
 
 // Where the current view starts from
@@ -814,7 +828,7 @@ void wxScrollHelper::GetViewStart (int *x, int *y) const
         *y = m_yScrollPosition;
 }
 
-void wxScrollHelper::CalcScrolledPosition(int x, int y, int *xx, int *yy) const
+void wxScrollHelper::DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const
 {
     if ( xx )
         *xx = x - m_xScrollPosition * m_xScrollPixelsPerLine;
@@ -822,7 +836,7 @@ void wxScrollHelper::CalcScrolledPosition(int x, int y, int *xx, int *yy) const
         *yy = y - m_yScrollPosition * m_yScrollPixelsPerLine;
 }
 
-void wxScrollHelper::CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const
+void wxScrollHelper::DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const
 {
     if ( xx )
         *xx = x + m_xScrollPosition * m_xScrollPixelsPerLine;