private static void OnColumnHeadersChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var dataGrid = (DataGrid)d;
dataGrid.AutoGenerateColumns = false;
dataGrid.CanUserAddRows = false;
dataGrid.CanUserDeleteRows = false;
var headers = dataGrid.GetColumnHeadersSource();
if (headers == null)
{
return;
}
var count = headers.Count();
for (int i = 0; i < count; i++)
{
if (dataGrid.Columns.Count > i)
{
var column = (IndexColumn)dataGrid.Columns[i];
column.BindHeader(headers, i);
}
else
{
var templateColumn = new IndexColumn(dataGrid, headers, i);
dataGrid.Columns.Add(templateColumn);
}
}
}
private static void AddColumn(DataGrid dataGrid, int i)
{
if (dataGrid.Columns.Count > i)
{
var column = dataGrid.Columns[i] as IndexColumn;
if (column == null)
{
throw new InvalidOperationException();
}
}
else
{
var templateColumn = new IndexColumn(dataGrid, i);
dataGrid.Columns.Add(templateColumn);
}
}
private static void OnColumnHeadersChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var dataGrid = (DataGrid)d;
dataGrid.AutoGenerateColumns = false;
dataGrid.CanUserAddRows = false;
dataGrid.CanUserDeleteRows = false;
var headers = dataGrid.GetColumnHeadersSource();
if (headers == null)
{
return;
}
var count = headers.Count();
for (int i = 0; i < count; i++)
{
if (dataGrid.Columns.Count > i)
{
var column = (IndexColumn)dataGrid.Columns[i];
column.BindHeader(headers, i);
}
else
{
var templateColumn = new IndexColumn(dataGrid, headers, i);
dataGrid.Columns.Add(templateColumn);
}
}
}
private static void AddColumn(DataGrid dataGrid, int i)
{
if (dataGrid.Columns.Count > i)
{
var column = dataGrid.Columns[i] as IndexColumn;
if (column == null)
{
throw new InvalidOperationException();
}
}
else
{
var templateColumn = new IndexColumn(dataGrid, i);
dataGrid.Columns.Add(templateColumn);
}
}
