/// <summary>
/// Applies the filters registered with each
/// column in the order of creation in the <see cref="DataGridView.Columns"/> collection.
/// </summary>
protected virtual void ApplyFilters()
{
ColumnFilter columnFilter = null;
var panels = GetFilterPanels();
foreach (var panel in panels)
{
columnFilter = panel.ColumnFilter;
if (panel.OnApplyFilter())
{
if (columnFilter.FilteredImage != null)
{
panel.FilterButton.Image = columnFilter.FilteredImage;
}
else if (columnFilter.FilteredImageSource?.Length > 0)
{
panel.FilterButton.ImageSource = columnFilter.FilteredImageSource;
}
}
else
{
if (columnFilter.Image != null)
{
panel.FilterButton.Image = columnFilter.Image;
}
else if (columnFilter.ImageSource.Length > 0)
{
panel.FilterButton.ImageSource = columnFilter.ImageSource;
}
}
}
}
/// <summary>
/// Applies the filters registered with each
/// column in the order of creation in the <see cref="DataGridView.Columns"/> collection.
/// </summary>
protected override void ApplyFilters()
{
try
{
// make all rows visible before applying the filters.
var dataGrid = this.DataGridViewColumn.DataGridView;
foreach (var row in dataGrid.Rows)
{
row.Visible = true;
}
// apply all the filters.
base.ApplyFilters();
FilteredRowCount = dataGrid.Rows.GetRowCount(DataGridViewElementStates.Visible);
if (ColumnFilter != null)
{
ColumnFilter.OnFiltersApplied(FilteredRowCount);
}
}
finally
{
Close();
}
}
/// <summary>
/// Applies the filters registered with each
/// column in the order of creation in the <see cref="DataGridView.Columns"/> collection.
/// </summary>
protected override void ApplyFilters()
{
try
{
// make all rows visible before applying the filters.
var dataGrid = this.DataGridViewColumn.DataGridView;
foreach (var row in dataGrid.Rows)
{
row.Visible = true;
}
// reset Combined where
dataGrid.UserData.columFiltercombinedWhere = "";
// apply all the filters.
base.ApplyFilters();
// do the actual filtering
string combinedWhere = dataGrid.UserData.columFiltercombinedWhere;
if (combinedWhere.Length > 0)
{
var indexes = dataGrid.Rows.AsQueryable().Where(combinedWhere).Select(r => r.Index).ToArray();
foreach (var row in dataGrid.Rows)
{
if (Array.BinarySearch(indexes, row.Index) < 0)
{
row.Visible = false;
}
}
}
FilteredRowCount = dataGrid.Rows.GetRowCount(DataGridViewElementStates.Visible);
if (ColumnFilter != null)
{
ColumnFilter.OnFiltersApplied(FilteredRowCount);
}
}
finally
{
Close();
}
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
if (disposing)
{
var column = this.DataGridViewColumn;
if (column != null)
{
column.HeaderCell.Control?.Dispose();
column.HeaderCell.Control = null;
column.UserData.FilterPanel = null;
}
this.ColumnFilter = null;
this.DataGridViewColumn = null;
}
base.Dispose(disposing);
}
