public void ShowToolTip(FormattedText text, string linePrefix, int left, int top, int topOffset, int?listLeft = null)
{
Debug.Print($"@@@ ShowToolTip - Old TopOffset: {_topOffset}, New TopOffset: {topOffset}");
_text = text;
_linePrefixWidth = MeasureFormulaStringWidth(linePrefix);
left += _linePrefixWidth;
if (left != _showLeft || top != _showTop || topOffset != _topOffset || listLeft != _listLeft)
{
// Update the start position and the current position
_currentLeft = left;
_currentTop = top;
_showLeft = left;
_showTop = top;
_topOffset = topOffset;
_listLeft = listLeft;
}
if (!Visible)
{
Debug.Print($"ShowToolTip - Showing ToolTipForm: {linePrefix} => {_text.ToString()}");
// Make sure we're in the right position before we're first shown
SetBounds(_currentLeft, _currentTop + _topOffset, 0, 0);
_showTimeTicks = DateTime.UtcNow.Ticks;
ShowToolTip();
}
else
{
Debug.Print($"ShowToolTip - Invalidating ToolTipForm: {linePrefix} => {_text.ToString()}");
Invalidate();
}
}
public void ShowToolTip(FormattedText text, string linePrefix, int left, int top, int topOffset, int?listLeft = null)
{
Debug.Print($"@@@ ShowToolTip - Old TopOffset: {_topOffset}, New TopOffset: {topOffset}");
_text = text;
_linePrefixWidth = MeasureFormulaStringWidth(linePrefix);
left += _linePrefixWidth;
// Mimic Excel native tooltip behaviour: it never goes beyond the screen's leftmost boundary.
// -
left = Math.Max(0, left);
if (left != _showLeft || top != _showTop || topOffset != _topOffset || listLeft != _listLeft)
{
// Update the start position and the current position
_currentLeft = Math.Max(left, 0); // Don't move off the screen
_currentTop = Math.Max(top, -topOffset);
_showLeft = _currentLeft;
_showTop = _currentTop;
_topOffset = topOffset;
_listLeft = listLeft;
}
if (!Visible)
{
Debug.Print($"ShowToolTip - Showing ToolTipForm: {linePrefix} => {_text.ToString()}");
// Make sure we're in the right position before we're first shown
SetBounds(_currentLeft, _currentTop + _topOffset, 0, 0);
_showTimeTicks = DateTime.UtcNow.Ticks;
ShowToolTip();
}
else
{
Debug.Print($"ShowToolTip - Invalidating ToolTipForm: {linePrefix} => {_text.ToString()}");
Invalidate();
}
}
