- m_xScrollPixelsPerLine = pixelsPerUnitX;
- m_yScrollPixelsPerLine = pixelsPerUnitY;
-
- m_win->m_scrollBar[wxWindow::ScrollDir_Horz]->adjustment->value =
- m_xScrollPosition = xPos;
- m_win->m_scrollBar[wxWindow::ScrollDir_Vert]->adjustment->value =
- m_yScrollPosition = yPos;
-
- int w = noUnitsX * pixelsPerUnitX;
- int h = noUnitsY * pixelsPerUnitY;
- m_targetWindow->SetVirtualSize( w ? w : wxDefaultCoord,
- h ? h : wxDefaultCoord);
-
- // Query view start after m_targetWindow->SetVirtualSize(...) since
- // that call can change the current=old scrolling position!
- int xs, ys;
- GetViewStart(& xs, & ys);
- int old_x = m_xScrollPixelsPerLine * xs;
- int old_y = m_yScrollPixelsPerLine * ys;
-
- // If the target is not the same as the window with the scrollbars,
- // then we need to update the scrollbars here, since they won't have
- // been updated by SetVirtualSize().
- if (m_targetWindow != m_win)
- {
- AdjustScrollbars();
- }
+ // prevent programmatic position changes from causing scroll events
+ m_win->SetScrollPos(wxHORIZONTAL, xPos);
+ m_win->SetScrollPos(wxVERTICAL, yPos);