internal void ChangeZoomOnButtonClick(decimal v)
{
// this sentinel flag is not useful because inside the ToolStripTrackBarItem
// a ChangeByUser flag is used
//ZoomManagedByButtonsOrImport = true;
decimal newFactor = RoundZoomFactor(tstb.Value / 100M) + v;
if (ZoomPercentIsValid((int)(newFactor * 100)))
{
tstb.SyncSetValue((int)(newFactor * 100));
//if (tstb.Value != (int)(newFactor * 100))
//{
// EventHandler evt = delegate (object sender, EventArgs e)
// {
// ZoomManagedByButtonsOrImport = false;
// };
// tstb.Scroll += evt;
// tstb.Value = (int)(newFactor * 100);
// tstb.Scroll -= evt;
//}
SuspendLayoutIfPossible();
ZoomPercentChanged?.Invoke(this, EventArgs.Empty);
ValuePropagationRequested?.Invoke(this, EventArgs.Empty);
SettingUpdateRequested?.Invoke(this, EventArgs.Empty);
ResumeLayoutIfPossible();
}
//ZoomManagedByButtonsOrImport = false;
}
private void Tstb_Scroll(object sender, EventArgs e)
{
//if (!ZoomManagedByButtonsOrImport)
//{
SuspendLayoutIfPossible();
ZoomPercentChanged?.Invoke(this, EventArgs.Empty);
ValuePropagationRequested?.Invoke(this, EventArgs.Empty);
SettingUpdateRequested?.Invoke(this, EventArgs.Empty);
tscb.Text = $"{Convert.ToInt32(tstb.Value)}%";
ResumeLayoutIfPossible();
//}
}