private void _flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
if (e.Row >= _flex.Rows.Fixed && _flex.Cols[e.Col].Name == "Password")
{
e.Text = new string('*', e.Text.Length);
}
}
// trap OwnerDrawCell event to return calculated values and to return
// images stored in the database
void flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
// images are stored in mdb as byte[]
if (e.Row >= flex.Rows.Fixed)
{
// "FullName" is a calculated (unbound) column
if (flex.Cols[e.Col].Name == "FullName")
{
e.Text = flex[e.Row, "FirstName"] + " " + flex[e.Row, "LastName"];
return;
}
// "Photo" is an image stored in a blob (byte[])
if (flex.Cols[e.Col].Name == "Photo")
{
// try loading from mdb
e.Image = LoadImage(flex[e.Row, e.Col] as byte[]);
// if we got an image, blank text
if (e.Image != null)
{
e.Text = null;
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void c1FlexGridFunc_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
if (e.Row >= this.c1FlexGridFunc.Rows.Fixed)
{
// 添加行号
this.c1FlexGridFunc.Rows[e.Row][0] = e.Row - this.c1FlexGridFunc.Rows.Fixed + 1;
}
}
private void _flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
// custom paint cells that contain integers
if (_flex[e.Row, e.Col] is int)
{
// show value as a number and as text
int i = (int)_flex[e.Row, e.Col];
e.Text = string.Format("{0:#,##0}: {1}", i, IntToString(i));
// show background image
if (e.Style.BackColor != _flex.Styles.Highlight.BackColor)
{
e.Image = _picBkg.Image;
}
}
}
void _flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
// ignore fixed cells
if (e.Row < _flex.Rows.Fixed || e.Col < _flex.Cols.Fixed)
{
return;
}
// apply custom style if reorder level is critical
if (_flex.Cols[e.Col].Name == "UnitsInStock")
{
if ((short)_flex[e.Row, "UnitsInStock"] < (short)_flex[e.Row, "ReorderLevel"])
{
e.Style = _flex.Styles["Critical"];
}
}
}
void _flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
if (_flex[e.Row, e.Col] is Color)
{
var clr = (Color)_flex[e.Row, e.Col];
if (clr != null)
{
e.DrawCell(C1.Win.C1FlexGrid.DrawCellFlags.Background | C1.Win.C1FlexGrid.DrawCellFlags.Border);
var rc = e.Bounds;
rc.Inflate(-4, -2);
using (var br = new SolidBrush(clr))
{
e.Graphics.FillRectangle(br, rc);
e.Graphics.DrawRectangle(Pens.Black, rc);
}
}
}
}
private void _flex_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
string text = _flex[e.Row, e.Col] as string;
if (text != null && text.StartsWith("="))
{
try
{
// use DataTable to compute expression result
object value = _dtEngine.Compute(text.Substring(1), string.Empty);
e.Text = value.ToString();
}
catch (Exception x)
{
e.Text = "Error in formula: " + x.Message;
}
e.Graphics.FillRectangle(Brushes.Beige, e.Bounds);
}
}
private void calibrGrid_OwnerDrawCell(object sender, C1.Win.C1FlexGrid.OwnerDrawCellEventArgs e)
{
if (e.Col == 0 || e.Row == 0)
{
return;
}
try
{
float value;
if (float.TryParse(e.Text, out value))
{
value = Math.Abs(value * paletteScale);
e.Style.BackColor = Color.FromArgb(paletteFast.GetColorOnValue(value, SystemColors.Window.ToArgb()));
e.Style.ForeColor = Color.Black;
}
}
catch
{}
}
