private void _flex_SetupColumns(object sender, EventArgs e)
{
// get grid that was just bound
C1FlexDataTree grid = sender as C1FlexDataTree;
if (grid == null || grid.DataSource == null)
{
return;
}
// get source DataTable
CurrencyManager cm = (CurrencyManager)BindingContext[grid.DataSource, grid.DataMember];
DataTable dt = ((DataView)cm.List).Table;
// apply custom column order, captions, format
string[] columns = dt.ExtendedProperties["ShowColumns"] as string[];
if (columns != null)
{
SetupColumns(grid, columns);
}
// apply custom data maps
foreach (Column gridColumn in grid.Cols)
{
DataColumn dataColumn = dt.Columns[gridColumn.Name];
if (dataColumn == null)
{
continue;
}
gridColumn.DataMap = dataColumn.ExtendedProperties["DataMap"] as IDictionary;
if (gridColumn.DataMap != null)
{
gridColumn.TextAlign = TextAlignEnum.LeftCenter;
}
}
// all done, autosize to show mapped data
if (grid.AutoResize)
{
grid.AutoSizeCols(12);
}
}
void SetupColumns(C1FlexDataTree grid, string[] columns)
{
// initialize column position
int position = grid.Cols.Fixed;
// apply column information
foreach (string s in columns)
{
// split column info (name, caption, format)
string[] columnInfo = s.Split(',');
// move column to proper position based on its name
Column column = grid.Cols[columnInfo[0].Trim()];
if (column != null)
{
column.Move(position);
position++;
// apply caption
if (columnInfo.Length > 1)
{
column.Caption = columnInfo[1].Trim();
}
// apply format
if (columnInfo.Length > 2)
{
column.Format = columnInfo[2].Trim();
}
}
}
// hide all other columns
for (int i = position; i < grid.Cols.Count; i++)
{
grid.Cols[i].Visible = false;
}
}
