public void SetControlRelativeValue(LayoutParameterEx lp, string strValue)
{
Debug.Assert(strValue != null);
if (strValue == null)
{
throw new ArgumentNullException("strValue");
}
if (strValue.Length > 0)
{
strValue += m_strControlRelative;
}
if (lp == LayoutParameterEx.X)
{
m_strPosX = strValue;
}
else if (lp == LayoutParameterEx.Y)
{
m_strPosY = strValue;
}
else if (lp == LayoutParameterEx.Width)
{
m_strSizeW = strValue;
}
else if (lp == LayoutParameterEx.Height)
{
m_strSizeH = strValue;
}
else
{
Debug.Assert(false);
}
}
private static int?GetModControlParameter(Control c, LayoutParameterEx p,
string strModParam)
{
if (strModParam.Length == 0)
{
return(null);
}
Debug.Assert(c.Left == c.Location.X);
Debug.Assert(c.Top == c.Location.Y);
Debug.Assert(c.Width == c.Size.Width);
Debug.Assert(c.Height == c.Size.Height);
int iPrev;
if (p == LayoutParameterEx.X)
{
iPrev = c.Left;
}
else if (p == LayoutParameterEx.Y)
{
iPrev = c.Top;
}
else if (p == LayoutParameterEx.Width)
{
iPrev = c.Width;
}
else if (p == LayoutParameterEx.Height)
{
iPrev = c.Height;
}
else
{
Debug.Assert(false);
return(null);
}
double?dRel = ToControlRelativePercent(strModParam);
if (dRel.HasValue)
{
return(iPrev + (int)((dRel.Value * (double)iPrev) / 100.0));
}
Debug.Assert(false);
return(null);
}