internal void NotifyVerticalScroll(VSTextEditorScrollEventArgs scrollInfo)
{
int diff = 0;
_topLine = null;
int topLine = TopLine;
if (_oldTopLine.HasValue)
{
diff = _oldTopLine.Value - topLine;
}
_oldTopLine = topLine;
int dy = (_firstLine - scrollInfo.FirstVisibleUnit) * LineHeight - diff;
_firstLine = scrollInfo.FirstVisibleUnit;
_lastLine = scrollInfo.VisibleUnits + scrollInfo.FirstVisibleUnit;
NativeMethods.ScrollWindowEx(Handle, 0, dy, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, NativeMethods.SW_INVALIDATE);
}
private void logMessageEditor1_VerticalScroll(object sender, VSTextEditorScrollEventArgs e)
{
blameMarginControl1.NotifyVerticalScroll(e);
}
private void OnVerticalTextScroll(VSTextEditorScrollEventArgs ea)
{
if (VerticalTextScroll != null)
VerticalTextScroll(this, ea);
}
private void OnHorizontalTextScroll(VSTextEditorScrollEventArgs ea)
{
if (HorizontalTextScroll != null)
HorizontalTextScroll(this, ea);
}
/// <summary>
/// Occurs when the text view scrolled
/// </summary>
void IVsTextViewEvents.OnChangeScrollInfo(IVsTextView pView, int iBar, int iMinUnit, int iMaxUnits, int iVisibleUnits, int iFirstVisibleUnit)
{
bool vertical = (iBar == 1);
VSTextEditorScrollEventArgs ea = new VSTextEditorScrollEventArgs(iMinUnit, iMaxUnits, iVisibleUnits, iFirstVisibleUnit);
if (vertical)
OnVerticalTextScroll(ea);
else
OnHorizontalTextScroll(ea);
}