public bool HandleKeys(ScintillaControl sci, Keys key)
{
switch (key)
{
case Keys.Multiply:
case Keys.Subtract:
case Keys.Divide:
case Keys.Decimal:
case Keys.Add:
return(false);
case Keys.Up:
if (!CompletionList.Active)
{
sci.LineUp();
}
return(false);
case Keys.Down:
if (!CompletionList.Active)
{
sci.LineDown();
}
return(false);
case Keys.Up | Keys.Shift:
sci.LineUpExtend();
return(false);
case Keys.Down | Keys.Shift:
sci.LineDownExtend();
return(false);
case Keys.Left | Keys.Shift:
sci.CharLeftExtend();
return(false);
case Keys.Right | Keys.Shift:
sci.CharRightExtend();
return(false);
case Keys.Right:
if (!CompletionList.Active)
{
sci.CharRight();
currentPos = sci.CurrentPos;
if (sci.LineFromPosition(sci.CurrentPos) != currentLine)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
}
return(true);
case Keys.Left:
if (!CompletionList.Active)
{
sci.CharLeft();
currentPos = sci.CurrentPos;
if (currentPos < startPos)
{
Hide();
}
else
{
if (sci.LineFromPosition(sci.CurrentPos) != currentLine)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
}
}
return(true);
case Keys.Back:
sci.DeleteBack();
currentPos = sci.CurrentPos;
if (currentPos + deltaPos < startPos)
{
Hide();
}
else if (OnUpdateCallTip != null)
{
OnUpdateCallTip(sci, currentPos);
}
return(true);
case Keys.Tab:
case Keys.Space:
return(false);
default:
if (!CompletionList.Active)
{
Hide();
}
return(false);
}
}