void AddItems(TextColumnFilterDialog dialog, Table table, int col)
{
string[] toAdd = GetDistinctItems(table, col);
foreach (string item in toAdd)
{
dialog.AddItem(item, ItemIsChecked(item));
}
}
TextColumnFilterDialog CreateFilterDialog(HeaderMouseEventArgs e)
{
var dialog = new TextColumnFilterDialog();
Point screenPos = e.Table.PointToScreen(new Point(e.HeaderRect.Left, e.HeaderRect.Bottom));
dialog.StartPosition = FormStartPosition.Manual;
dialog.Location = screenPos;
return(dialog);
}
void UpdateFilter(HeaderMouseEventArgs e, TextColumnFilterDialog dialog)
{
if (dialog.AnyUncheckedItems())
{
SetFilterItems(dialog.GetCheckedItems());
}
else
{
SetFilterItems(null); // The user has ticked every item - so no filtering is needed
}
e.Table.OnHeaderFilterChanged(e);
}
/// <summary>
/// Called when the filter button is clicked on this column
/// </summary>
/// <param name="e"></param>
public void OnHeaderFilterClick(HeaderMouseEventArgs e)
{
TextColumnFilterDialog dialog = CreateFilterDialog(e);
AddItems(dialog, e.Table, e.Index);
DialogResult result = dialog.ShowDialog();
if (result == DialogResult.Cancel)
{
return;
}
UpdateFilter(e, dialog);
}
void UpdateFilter(HeaderMouseEventArgs e, TextColumnFilterDialog dialog)
{
if (dialog.AnyUncheckedItems())
SetFilterItems(dialog.GetCheckedItems());
else
SetFilterItems(null); // The user has ticked every item - so no filtering is needed
e.Table.OnHeaderFilterChanged(e);
}
TextColumnFilterDialog CreateFilterDialog(HeaderMouseEventArgs e)
{
var dialog = new TextColumnFilterDialog();
Point screenPos = e.Table.PointToScreen(new Point(e.HeaderRect.Left, e.HeaderRect.Bottom));
dialog.StartPosition = FormStartPosition.Manual;
dialog.Location = screenPos;
return dialog;
}
void AddItems(TextColumnFilterDialog dialog, Table table, int col)
{
string[] toAdd = GetDistinctItems(table, col);
foreach (string item in toAdd)
{
dialog.AddItem(item, ItemIsChecked(item));
}
}
